Merge "Copy preload2.jar to build artifacts"
diff --git a/Android.mk b/Android.mk
index c0bb724..1412155 100644
--- a/Android.mk
+++ b/Android.mk
@@ -45,6 +45,7 @@
        core/java/android/app/admin/SecurityLogTags.logtags \
        core/java/android/content/EventLogTags.logtags \
        core/java/android/speech/tts/EventLogTags.logtags \
+       core/java/android/net/EventLogTags.logtags \
        core/java/android/webkit/EventLogTags.logtags \
        core/java/com/android/internal/logging/EventLogTags.logtags \
 
@@ -502,7 +503,7 @@
 LOCAL_ADDITIONAL_DEPENDENCIES := $(framework_res_R_stamp)
 
 LOCAL_NO_STANDARD_LIBRARIES := true
-LOCAL_JAVA_LIBRARIES := core-oj core-libart conscrypt okhttp legacy-test bouncycastle ext
+LOCAL_JAVA_LIBRARIES := core-oj core-libart conscrypt okhttp bouncycastle ext
 LOCAL_STATIC_JAVA_LIBRARIES := framework-protos
 
 LOCAL_MODULE := framework
@@ -729,6 +730,7 @@
 # Search through the base framework dirs for these packages.
 # The result will be relative to frameworks/base.
 fwbase_dirs_to_document := \
+	legacy-test/src \
 	test-runner/src \
 	$(patsubst $(LOCAL_PATH)/%,%, \
 	  $(wildcard \
diff --git a/api/current.txt b/api/current.txt
index 2788f36..164a15b 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -6447,6 +6447,7 @@
   public static class NetworkStats.Bucket {
     ctor public NetworkStats.Bucket();
     method public long getEndTimeStamp();
+    method public int getMetered();
     method public int getRoaming();
     method public long getRxBytes();
     method public long getRxPackets();
@@ -6456,6 +6457,9 @@
     method public long getTxBytes();
     method public long getTxPackets();
     method public int getUid();
+    field public static final int METERED_ALL = -1; // 0xffffffff
+    field public static final int METERED_NO = 1; // 0x1
+    field public static final int METERED_YES = 2; // 0x2
     field public static final int ROAMING_ALL = -1; // 0xffffffff
     field public static final int ROAMING_NO = 1; // 0x1
     field public static final int ROAMING_YES = 2; // 0x2
@@ -62045,13 +62049,13 @@
     ctor public Attributes.Name(java.lang.String);
     field public static final java.util.jar.Attributes.Name CLASS_PATH;
     field public static final java.util.jar.Attributes.Name CONTENT_TYPE;
-    field public static final java.util.jar.Attributes.Name EXTENSION_INSTALLATION;
+    field public static final deprecated java.util.jar.Attributes.Name EXTENSION_INSTALLATION;
     field public static final java.util.jar.Attributes.Name EXTENSION_LIST;
     field public static final java.util.jar.Attributes.Name EXTENSION_NAME;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_TITLE;
-    field public static final java.util.jar.Attributes.Name IMPLEMENTATION_URL;
+    field public static final deprecated java.util.jar.Attributes.Name IMPLEMENTATION_URL;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR;
-    field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR_ID;
+    field public static final deprecated java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR_ID;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VERSION;
     field public static final java.util.jar.Attributes.Name MAIN_CLASS;
     field public static final java.util.jar.Attributes.Name MANIFEST_VERSION;
@@ -62118,11 +62122,11 @@
   }
 
   public static abstract interface Pack200.Packer {
-    method public abstract void addPropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void addPropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract void pack(java.util.jar.JarFile, java.io.OutputStream) throws java.io.IOException;
     method public abstract void pack(java.util.jar.JarInputStream, java.io.OutputStream) throws java.io.IOException;
     method public abstract java.util.SortedMap<java.lang.String, java.lang.String> properties();
-    method public abstract void removePropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void removePropertyChangeListener(java.beans.PropertyChangeListener);
     field public static final java.lang.String CLASS_ATTRIBUTE_PFX = "pack.class.attribute.";
     field public static final java.lang.String CODE_ATTRIBUTE_PFX = "pack.code.attribute.";
     field public static final java.lang.String DEFLATE_HINT = "pack.deflate.hint";
@@ -62145,9 +62149,9 @@
   }
 
   public static abstract interface Pack200.Unpacker {
-    method public abstract void addPropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void addPropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract java.util.SortedMap<java.lang.String, java.lang.String> properties();
-    method public abstract void removePropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void removePropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract void unpack(java.io.InputStream, java.util.jar.JarOutputStream) throws java.io.IOException;
     method public abstract void unpack(java.io.File, java.util.jar.JarOutputStream) throws java.io.IOException;
     field public static final java.lang.String DEFLATE_HINT = "unpack.deflate.hint";
diff --git a/api/system-current.txt b/api/system-current.txt
index 74b1af3..67baaaa 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -6739,6 +6739,7 @@
   public static class NetworkStats.Bucket {
     ctor public NetworkStats.Bucket();
     method public long getEndTimeStamp();
+    method public int getMetered();
     method public int getRoaming();
     method public long getRxBytes();
     method public long getRxPackets();
@@ -6748,6 +6749,9 @@
     method public long getTxBytes();
     method public long getTxPackets();
     method public int getUid();
+    field public static final int METERED_ALL = -1; // 0xffffffff
+    field public static final int METERED_NO = 1; // 0x1
+    field public static final int METERED_YES = 2; // 0x2
     field public static final int ROAMING_ALL = -1; // 0xffffffff
     field public static final int ROAMING_NO = 1; // 0x1
     field public static final int ROAMING_YES = 2; // 0x2
@@ -65606,13 +65610,13 @@
     ctor public Attributes.Name(java.lang.String);
     field public static final java.util.jar.Attributes.Name CLASS_PATH;
     field public static final java.util.jar.Attributes.Name CONTENT_TYPE;
-    field public static final java.util.jar.Attributes.Name EXTENSION_INSTALLATION;
+    field public static final deprecated java.util.jar.Attributes.Name EXTENSION_INSTALLATION;
     field public static final java.util.jar.Attributes.Name EXTENSION_LIST;
     field public static final java.util.jar.Attributes.Name EXTENSION_NAME;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_TITLE;
-    field public static final java.util.jar.Attributes.Name IMPLEMENTATION_URL;
+    field public static final deprecated java.util.jar.Attributes.Name IMPLEMENTATION_URL;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR;
-    field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR_ID;
+    field public static final deprecated java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR_ID;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VERSION;
     field public static final java.util.jar.Attributes.Name MAIN_CLASS;
     field public static final java.util.jar.Attributes.Name MANIFEST_VERSION;
@@ -65679,11 +65683,11 @@
   }
 
   public static abstract interface Pack200.Packer {
-    method public abstract void addPropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void addPropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract void pack(java.util.jar.JarFile, java.io.OutputStream) throws java.io.IOException;
     method public abstract void pack(java.util.jar.JarInputStream, java.io.OutputStream) throws java.io.IOException;
     method public abstract java.util.SortedMap<java.lang.String, java.lang.String> properties();
-    method public abstract void removePropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void removePropertyChangeListener(java.beans.PropertyChangeListener);
     field public static final java.lang.String CLASS_ATTRIBUTE_PFX = "pack.class.attribute.";
     field public static final java.lang.String CODE_ATTRIBUTE_PFX = "pack.code.attribute.";
     field public static final java.lang.String DEFLATE_HINT = "pack.deflate.hint";
@@ -65706,9 +65710,9 @@
   }
 
   public static abstract interface Pack200.Unpacker {
-    method public abstract void addPropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void addPropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract java.util.SortedMap<java.lang.String, java.lang.String> properties();
-    method public abstract void removePropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void removePropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract void unpack(java.io.InputStream, java.util.jar.JarOutputStream) throws java.io.IOException;
     method public abstract void unpack(java.io.File, java.util.jar.JarOutputStream) throws java.io.IOException;
     field public static final java.lang.String DEFLATE_HINT = "unpack.deflate.hint";
diff --git a/api/test-current.txt b/api/test-current.txt
index 8e3d4ef..c1f289e 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -6456,6 +6456,7 @@
   public static class NetworkStats.Bucket {
     ctor public NetworkStats.Bucket();
     method public long getEndTimeStamp();
+    method public int getMetered();
     method public int getRoaming();
     method public long getRxBytes();
     method public long getRxPackets();
@@ -6465,6 +6466,9 @@
     method public long getTxBytes();
     method public long getTxPackets();
     method public int getUid();
+    field public static final int METERED_ALL = -1; // 0xffffffff
+    field public static final int METERED_NO = 1; // 0x1
+    field public static final int METERED_YES = 2; // 0x2
     field public static final int ROAMING_ALL = -1; // 0xffffffff
     field public static final int ROAMING_NO = 1; // 0x1
     field public static final int ROAMING_YES = 2; // 0x2
@@ -62136,13 +62140,13 @@
     ctor public Attributes.Name(java.lang.String);
     field public static final java.util.jar.Attributes.Name CLASS_PATH;
     field public static final java.util.jar.Attributes.Name CONTENT_TYPE;
-    field public static final java.util.jar.Attributes.Name EXTENSION_INSTALLATION;
+    field public static final deprecated java.util.jar.Attributes.Name EXTENSION_INSTALLATION;
     field public static final java.util.jar.Attributes.Name EXTENSION_LIST;
     field public static final java.util.jar.Attributes.Name EXTENSION_NAME;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_TITLE;
-    field public static final java.util.jar.Attributes.Name IMPLEMENTATION_URL;
+    field public static final deprecated java.util.jar.Attributes.Name IMPLEMENTATION_URL;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR;
-    field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR_ID;
+    field public static final deprecated java.util.jar.Attributes.Name IMPLEMENTATION_VENDOR_ID;
     field public static final java.util.jar.Attributes.Name IMPLEMENTATION_VERSION;
     field public static final java.util.jar.Attributes.Name MAIN_CLASS;
     field public static final java.util.jar.Attributes.Name MANIFEST_VERSION;
@@ -62209,11 +62213,11 @@
   }
 
   public static abstract interface Pack200.Packer {
-    method public abstract void addPropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void addPropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract void pack(java.util.jar.JarFile, java.io.OutputStream) throws java.io.IOException;
     method public abstract void pack(java.util.jar.JarInputStream, java.io.OutputStream) throws java.io.IOException;
     method public abstract java.util.SortedMap<java.lang.String, java.lang.String> properties();
-    method public abstract void removePropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void removePropertyChangeListener(java.beans.PropertyChangeListener);
     field public static final java.lang.String CLASS_ATTRIBUTE_PFX = "pack.class.attribute.";
     field public static final java.lang.String CODE_ATTRIBUTE_PFX = "pack.code.attribute.";
     field public static final java.lang.String DEFLATE_HINT = "pack.deflate.hint";
@@ -62236,9 +62240,9 @@
   }
 
   public static abstract interface Pack200.Unpacker {
-    method public abstract void addPropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void addPropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract java.util.SortedMap<java.lang.String, java.lang.String> properties();
-    method public abstract void removePropertyChangeListener(java.beans.PropertyChangeListener);
+    method public default deprecated void removePropertyChangeListener(java.beans.PropertyChangeListener);
     method public abstract void unpack(java.io.InputStream, java.util.jar.JarOutputStream) throws java.io.IOException;
     method public abstract void unpack(java.io.File, java.util.jar.JarOutputStream) throws java.io.IOException;
     field public static final java.lang.String DEFLATE_HINT = "unpack.deflate.hint";
diff --git a/core/java/android/app/usage/NetworkStats.java b/core/java/android/app/usage/NetworkStats.java
index 226aa8f..3670b91 100644
--- a/core/java/android/app/usage/NetworkStats.java
+++ b/core/java/android/app/usage/NetworkStats.java
@@ -164,6 +164,29 @@
         public static final int UID_TETHERING = TrafficStats.UID_TETHERING;
 
         /** @hide */
+        @IntDef({METERED_ALL, METERED_NO, METERED_YES})
+        @Retention(RetentionPolicy.SOURCE)
+        public @interface Metered {}
+
+        /**
+         * Combined usage across all metered states. Covers metered and unmetered usage.
+         */
+        public static final int METERED_ALL = -1;
+
+        /**
+         * Usage that occurs on an unmetered network.
+         */
+        public static final int METERED_NO = 0x1;
+
+        /**
+         * Usage that occurs on a metered network.
+         *
+         * <p>A network is classified as metered when the user is sensitive to heavy data usage on
+         * that connection.
+         */
+        public static final int METERED_YES = 0x2;
+
+        /** @hide */
         @IntDef({ROAMING_ALL, ROAMING_NO, ROAMING_YES})
         @Retention(RetentionPolicy.SOURCE)
         public @interface Roaming {}
@@ -200,6 +223,7 @@
         private int mUid;
         private int mTag;
         private int mState;
+        private int mMetered;
         private int mRoaming;
         private long mBeginTimeStamp;
         private long mEndTimeStamp;
@@ -232,6 +256,15 @@
             return tag;
         }
 
+        private static @Metered int convertMetered(int metered) {
+            switch (metered) {
+                case android.net.NetworkStats.METERED_ALL : return METERED_ALL;
+                case android.net.NetworkStats.METERED_NO: return METERED_NO;
+                case android.net.NetworkStats.METERED_YES: return METERED_YES;
+            }
+            return 0;
+        }
+
         private static @Roaming int convertRoaming(int roaming) {
             switch (roaming) {
                 case android.net.NetworkStats.ROAMING_ALL : return ROAMING_ALL;
@@ -279,6 +312,21 @@
         }
 
         /**
+         * Metered state. One of the following values:<p/>
+         * <ul>
+         * <li>{@link #METERED_ALL}</li>
+         * <li>{@link #METERED_NO}</li>
+         * <li>{@link #METERED_YES}</li>
+         * </ul>
+         * <p>A network is classified as metered when the user is sensitive to heavy data usage on
+         * that connection. Apps may warn before using these networks for large downloads. The
+         * metered state can be set by the user within data usage network restrictions.
+         */
+        public @Metered int getMetered() {
+            return mMetered;
+        }
+
+        /**
          * Roaming state. One of the following values:<p/>
          * <ul>
          * <li>{@link #ROAMING_ALL}</li>
@@ -491,6 +539,7 @@
         bucketOut.mUid = Bucket.convertUid(mRecycledSummaryEntry.uid);
         bucketOut.mTag = Bucket.convertTag(mRecycledSummaryEntry.tag);
         bucketOut.mState = Bucket.convertState(mRecycledSummaryEntry.set);
+        bucketOut.mMetered = Bucket.convertMetered(mRecycledSummaryEntry.metered);
         bucketOut.mRoaming = Bucket.convertRoaming(mRecycledSummaryEntry.roaming);
         bucketOut.mBeginTimeStamp = mStartTimeStamp;
         bucketOut.mEndTimeStamp = mEndTimeStamp;
@@ -539,6 +588,7 @@
                 bucketOut.mUid = Bucket.convertUid(getUid());
                 bucketOut.mTag = Bucket.convertTag(mTag);
                 bucketOut.mState = Bucket.STATE_ALL;
+                bucketOut.mMetered = Bucket.METERED_ALL;
                 bucketOut.mRoaming = Bucket.ROAMING_ALL;
                 bucketOut.mBeginTimeStamp = mRecycledHistoryEntry.bucketStart;
                 bucketOut.mEndTimeStamp = mRecycledHistoryEntry.bucketStart +
diff --git a/core/java/android/app/usage/NetworkStatsManager.java b/core/java/android/app/usage/NetworkStatsManager.java
index 7961a72..840413a 100644
--- a/core/java/android/app/usage/NetworkStatsManager.java
+++ b/core/java/android/app/usage/NetworkStatsManager.java
@@ -51,16 +51,17 @@
  * {@link #querySummaryForUser} <p />
  * {@link #querySummary} <p />
  * These queries aggregate network usage across the whole interval. Therefore there will be only one
- * bucket for a particular key and state and roaming combination. In case of the user-wide and
- * device-wide summaries a single bucket containing the totalised network usage is returned.
+ * bucket for a particular key, state, metered and roaming combination. In case of the user-wide
+ * and device-wide summaries a single bucket containing the totalised network usage is returned.
  * <h3>
  * History queries
  * </h3>
  * {@link #queryDetailsForUid} <p />
  * {@link #queryDetails} <p />
- * These queries do not aggregate over time but do aggregate over state and roaming. Therefore there
- * can be multiple buckets for a particular key but all Bucket's state is going to be
- * {@link NetworkStats.Bucket#STATE_ALL} and all Bucket's roaming is going to be
+ * These queries do not aggregate over time but do aggregate over state, metered and roaming.
+ * Therefore there can be multiple buckets for a particular key but all Bucket's state is going to
+ * be {@link NetworkStats.Bucket#STATE_ALL}, all Bucket's metered is going to be
+ * {@link NetworkStats.Bucket#METERED_ALL}, and all Bucket's roaming is going to be
  * {@link NetworkStats.Bucket#ROAMING_ALL}.
  * <p />
  * <b>NOTE:</b> Calling {@link #querySummaryForDevice} or accessing stats for apps other than the
@@ -103,10 +104,11 @@
 
     /**
      * Query network usage statistics summaries. Result is summarised data usage for the whole
-     * device. Result is a single Bucket aggregated over time, state, uid, tag and roaming. This
-     * means the bucket's start and end timestamp are going to be the same as the 'startTime' and
-     * 'endTime' parameters. State is going to be {@link NetworkStats.Bucket#STATE_ALL}, uid
-     * {@link NetworkStats.Bucket#UID_ALL}, tag {@link NetworkStats.Bucket#TAG_NONE}
+     * device. Result is a single Bucket aggregated over time, state, uid, tag, metered, and
+     * roaming. This means the bucket's start and end timestamp are going to be the same as the
+     * 'startTime' and 'endTime' parameters. State is going to be
+     * {@link NetworkStats.Bucket#STATE_ALL}, uid {@link NetworkStats.Bucket#UID_ALL},
+     * tag {@link NetworkStats.Bucket#TAG_NONE}, metered {@link NetworkStats.Bucket#METERED_ALL},
      * and roaming {@link NetworkStats.Bucket#ROAMING_ALL}.
      *
      * @param networkType As defined in {@link ConnectivityManager}, e.g.
@@ -142,8 +144,10 @@
      * Query network usage statistics summaries. Result is summarised data usage for all uids
      * belonging to calling user. Result is a single Bucket aggregated over time, state and uid.
      * This means the bucket's start and end timestamp are going to be the same as the 'startTime'
-     * and 'endTime' parameters, state is going to be {@link NetworkStats.Bucket#STATE_ALL} and uid
-     * {@link NetworkStats.Bucket#UID_ALL}.
+     * and 'endTime' parameters. State is going to be {@link NetworkStats.Bucket#STATE_ALL},
+     * uid {@link NetworkStats.Bucket#UID_ALL}, tag {@link NetworkStats.Bucket#TAG_NONE},
+     * metered {@link NetworkStats.Bucket#METERED_ALL}, and roaming
+     * {@link NetworkStats.Bucket#ROAMING_ALL}.
      *
      * @param networkType As defined in {@link ConnectivityManager}, e.g.
      *            {@link ConnectivityManager#TYPE_MOBILE}, {@link ConnectivityManager#TYPE_WIFI}
@@ -177,9 +181,10 @@
     /**
      * Query network usage statistics summaries. Result filtered to include only uids belonging to
      * calling user. Result is aggregated over time, hence all buckets will have the same start and
-     * end timestamps. Not aggregated over state or uid. This means buckets' start and end
-     * timestamps are going to be the same as the 'startTime' and 'endTime' parameters.
-     * State and uid are going to vary, and tag is going to be the same.
+     * end timestamps. State is going to be {@link NetworkStats.Bucket#STATE_ALL},
+     * uid {@link NetworkStats.Bucket#UID_ALL}, tag {@link NetworkStats.Bucket#TAG_NONE},
+     * metered {@link NetworkStats.Bucket#METERED_ALL}, and roaming
+     * {@link NetworkStats.Bucket#ROAMING_ALL}.
      *
      * @param networkType As defined in {@link ConnectivityManager}, e.g.
      *            {@link ConnectivityManager#TYPE_MOBILE}, {@link ConnectivityManager#TYPE_WIFI}
@@ -262,10 +267,12 @@
 
     /**
      * Query network usage statistics details. Result filtered to include only uids belonging to
-     * calling user. Result is aggregated over state but not aggregated over time or uid. This means
-     * buckets' start and end timestamps are going to be between 'startTime' and 'endTime'
-     * parameters. State is going to be {@link NetworkStats.Bucket#STATE_ALL}, uid will vary,
-     * tag {@link NetworkStats.Bucket#TAG_NONE} and roaming is going to be
+     * calling user. Result is aggregated over state but not aggregated over time, uid, tag,
+     * metered, nor roaming. This means buckets' start and end timestamps are going to be between
+     * 'startTime' and 'endTime' parameters. State is going to be
+     * {@link NetworkStats.Bucket#STATE_ALL}, uid will vary,
+     * tag {@link NetworkStats.Bucket#TAG_NONE}, metered is going to be
+     * {@link NetworkStats.Bucket#METERED_ALL}, and roaming is going to be
      * {@link NetworkStats.Bucket#ROAMING_ALL}.
      * <p>Only includes buckets that atomically occur in the inclusive time range. Doesn't
      * interpolate across partial buckets. Since bucket length is in the order of hours, this
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index 0afb546..51431ebf 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -2079,6 +2079,8 @@
     @SystemApi
     public void startTethering(int type, boolean showProvisioningUi,
             final OnStartTetheringCallback callback, Handler handler) {
+        checkNotNull(callback, "OnStartTetheringCallback cannot be null.");
+
         ResultReceiver wrappedCallback = new ResultReceiver(handler) {
             @Override
             protected void onReceiveResult(int resultCode, Bundle resultData) {
@@ -2089,6 +2091,7 @@
                 }
             }
         };
+
         try {
             mService.startTethering(type, wrappedCallback, showProvisioningUi);
         } catch (RemoteException e) {
@@ -2592,7 +2595,8 @@
 
         /**
          * Called if no network is found in the given timeout time.  If no timeout is given,
-         * this will not be called.
+         * this will not be called. The associated {@link NetworkRequest} will have already
+         * been removed and released, as if {@link #unregisterNetworkCallback} had been called.
          * @hide
          */
         public void onUnavailable() {}
@@ -2656,6 +2660,7 @@
     public static final int CALLBACK_IP_CHANGED          = BASE + 7;
     /** @hide */
     public static final int CALLBACK_RELEASED            = BASE + 8;
+    // TODO: consider deleting CALLBACK_EXIT and shifting following enum codes down by 1.
     /** @hide */
     public static final int CALLBACK_EXIT                = BASE + 9;
     /** @hide obj = NetworkCapabilities, arg1 = seq number */
@@ -2665,25 +2670,38 @@
     /** @hide */
     public static final int CALLBACK_RESUMED             = BASE + 12;
 
+    /** @hide */
+    public static String getCallbackName(int whichCallback) {
+        switch (whichCallback) {
+            case CALLBACK_PRECHECK:     return "CALLBACK_PRECHECK";
+            case CALLBACK_AVAILABLE:    return "CALLBACK_AVAILABLE";
+            case CALLBACK_LOSING:       return "CALLBACK_LOSING";
+            case CALLBACK_LOST:         return "CALLBACK_LOST";
+            case CALLBACK_UNAVAIL:      return "CALLBACK_UNAVAIL";
+            case CALLBACK_CAP_CHANGED:  return "CALLBACK_CAP_CHANGED";
+            case CALLBACK_IP_CHANGED:   return "CALLBACK_IP_CHANGED";
+            case CALLBACK_RELEASED:     return "CALLBACK_RELEASED";
+            case CALLBACK_EXIT:         return "CALLBACK_EXIT";
+            case EXPIRE_LEGACY_REQUEST: return "EXPIRE_LEGACY_REQUEST";
+            case CALLBACK_SUSPENDED:    return "CALLBACK_SUSPENDED";
+            case CALLBACK_RESUMED:      return "CALLBACK_RESUMED";
+            default:
+                return Integer.toString(whichCallback);
+        }
+    }
+
     private class CallbackHandler extends Handler {
-        private final HashMap<NetworkRequest, NetworkCallback>mCallbackMap;
-        private final AtomicInteger mRefCount;
         private static final String TAG = "ConnectivityManager.CallbackHandler";
-        private final ConnectivityManager mCm;
         private static final boolean DBG = false;
 
-        CallbackHandler(Looper looper, HashMap<NetworkRequest, NetworkCallback>callbackMap,
-                AtomicInteger refCount, ConnectivityManager cm) {
+        CallbackHandler(Looper looper) {
             super(looper);
-            mCallbackMap = callbackMap;
-            mRefCount = refCount;
-            mCm = cm;
         }
 
         @Override
         public void handleMessage(Message message) {
-            NetworkRequest request = (NetworkRequest) getObject(message, NetworkRequest.class);
-            Network network = (Network) getObject(message, Network.class);
+            NetworkRequest request = getObject(message, NetworkRequest.class);
+            Network network = getObject(message, Network.class);
             if (DBG) {
                 Log.d(TAG, whatToString(message.what) + " for network " + network);
             }
@@ -2726,9 +2744,7 @@
                 case CALLBACK_CAP_CHANGED: {
                     NetworkCallback callback = getCallback(request, "CAP_CHANGED");
                     if (callback != null) {
-                        NetworkCapabilities cap = (NetworkCapabilities)getObject(message,
-                                NetworkCapabilities.class);
-
+                        NetworkCapabilities cap = getObject(message, NetworkCapabilities.class);
                         callback.onCapabilitiesChanged(network, cap);
                     }
                     break;
@@ -2736,9 +2752,7 @@
                 case CALLBACK_IP_CHANGED: {
                     NetworkCallback callback = getCallback(request, "IP_CHANGED");
                     if (callback != null) {
-                        LinkProperties lp = (LinkProperties)getObject(message,
-                                LinkProperties.class);
-
+                        LinkProperties lp = getObject(message, LinkProperties.class);
                         callback.onLinkPropertiesChanged(network, lp);
                     }
                     break;
@@ -2758,24 +2772,16 @@
                     break;
                 }
                 case CALLBACK_RELEASED: {
-                    NetworkCallback callback = null;
-                    synchronized(mCallbackMap) {
-                        callback = mCallbackMap.remove(request);
+                    final NetworkCallback callback;
+                    synchronized(sCallbacks) {
+                        callback = sCallbacks.remove(request);
                     }
-                    if (callback != null) {
-                        synchronized(mRefCount) {
-                            if (mRefCount.decrementAndGet() == 0) {
-                                getLooper().quit();
-                            }
-                        }
-                    } else {
+                    if (callback == null) {
                         Log.e(TAG, "callback not found for RELEASED message");
                     }
                     break;
                 }
                 case CALLBACK_EXIT: {
-                    Log.d(TAG, "Listener quitting");
-                    getLooper().quit();
                     break;
                 }
                 case EXPIRE_LEGACY_REQUEST: {
@@ -2785,14 +2791,14 @@
             }
         }
 
-        private Object getObject(Message msg, Class c) {
-            return msg.getData().getParcelable(c.getSimpleName());
+        private <T> T getObject(Message msg, Class<T> c) {
+            return (T) msg.getData().getParcelable(c.getSimpleName());
         }
 
         private NetworkCallback getCallback(NetworkRequest req, String name) {
             NetworkCallback callback;
-            synchronized(mCallbackMap) {
-                callback = mCallbackMap.get(req);
+            synchronized(sCallbacks) {
+                callback = sCallbacks.get(req);
             }
             if (callback == null) {
                 Log.e(TAG, "callback not found for " + name + " message");
@@ -2801,63 +2807,56 @@
         }
     }
 
-    private void incCallbackHandlerRefCount() {
-        synchronized(sCallbackRefCount) {
-            if (sCallbackRefCount.incrementAndGet() == 1) {
-                // TODO: switch this to ConnectivityThread
-                HandlerThread callbackThread = new HandlerThread("ConnectivityManager");
-                callbackThread.start();
-                sCallbackHandler = new CallbackHandler(callbackThread.getLooper(),
-                        sNetworkCallback, sCallbackRefCount, this);
+    private CallbackHandler getHandler() {
+        synchronized (sCallbacks) {
+            if (sCallbackHandler == null) {
+                sCallbackHandler = new CallbackHandler(ConnectivityThread.getInstanceLooper());
             }
+            return sCallbackHandler;
         }
     }
 
-    private void decCallbackHandlerRefCount() {
-        synchronized(sCallbackRefCount) {
-            if (sCallbackRefCount.decrementAndGet() == 0) {
-                sCallbackHandler.obtainMessage(CALLBACK_EXIT).sendToTarget();
-                sCallbackHandler = null;
-            }
-        }
-    }
-
-    static final HashMap<NetworkRequest, NetworkCallback> sNetworkCallback =
-            new HashMap<NetworkRequest, NetworkCallback>();
-    static final AtomicInteger sCallbackRefCount = new AtomicInteger(0);
-    static CallbackHandler sCallbackHandler = null;
+    static final HashMap<NetworkRequest, NetworkCallback> sCallbacks = new HashMap<>();
+    static CallbackHandler sCallbackHandler;
 
     private final static int LISTEN  = 1;
     private final static int REQUEST = 2;
 
     private NetworkRequest sendRequestForNetwork(NetworkCapabilities need,
-            NetworkCallback networkCallback, int timeoutSec, int action,
-            int legacyType) {
-        if (networkCallback == null) {
+            NetworkCallback callback, int timeoutMs, int action, int legacyType) {
+        return sendRequestForNetwork(need, callback, getHandler(), timeoutMs, action, legacyType);
+    }
+
+    private NetworkRequest sendRequestForNetwork(NetworkCapabilities need,
+            NetworkCallback callback, Handler handler, int timeoutMs, int action, int legacyType) {
+        if (callback == null) {
             throw new IllegalArgumentException("null NetworkCallback");
         }
         if (need == null && action != REQUEST) {
             throw new IllegalArgumentException("null NetworkCapabilities");
         }
+        // TODO: throw an exception if callback.networkRequest is not null.
+        // http://b/20701525
+        final NetworkRequest request;
         try {
-            incCallbackHandlerRefCount();
-            synchronized(sNetworkCallback) {
+            synchronized(sCallbacks) {
+                Messenger messenger = new Messenger(handler);
+                Binder binder = new Binder();
                 if (action == LISTEN) {
-                    networkCallback.networkRequest = mService.listenForNetwork(need,
-                            new Messenger(sCallbackHandler), new Binder());
+                    request = mService.listenForNetwork(need, messenger, binder);
                 } else {
-                    networkCallback.networkRequest = mService.requestNetwork(need,
-                            new Messenger(sCallbackHandler), timeoutSec, new Binder(), legacyType);
+                    request = mService.requestNetwork(
+                            need, messenger, timeoutMs, binder, legacyType);
                 }
-                if (networkCallback.networkRequest != null) {
-                    sNetworkCallback.put(networkCallback.networkRequest, networkCallback);
+                if (request != null) {
+                    sCallbacks.put(request, callback);
                 }
+                callback.networkRequest = request;
             }
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
-        if (networkCallback.networkRequest == null) decCallbackHandlerRefCount();
-        return networkCallback.networkRequest;
+        return request;
     }
 
     /**
diff --git a/core/java/android/net/ConnectivityThread.java b/core/java/android/net/ConnectivityThread.java
index 55c3402..0b218e7 100644
--- a/core/java/android/net/ConnectivityThread.java
+++ b/core/java/android/net/ConnectivityThread.java
@@ -27,25 +27,30 @@
  * @hide
  */
 public final class ConnectivityThread extends HandlerThread {
-    private static ConnectivityThread sInstance;
+
+    // A class implementing the lazy holder idiom: the unique static instance
+    // of ConnectivityThread is instantiated in a thread-safe way (guaranteed by
+    // the language specs) the first time that Singleton is referenced in get()
+    // or getInstanceLooper().
+    private static class Singleton {
+        private static final ConnectivityThread INSTANCE = createInstance();
+    }
 
     private ConnectivityThread() {
         super("ConnectivityThread");
     }
 
-    private static synchronized ConnectivityThread getInstance() {
-        if (sInstance == null) {
-            sInstance = new ConnectivityThread();
-            sInstance.start();
-        }
-        return sInstance;
+    private static ConnectivityThread createInstance() {
+        ConnectivityThread t = new ConnectivityThread();
+        t.start();
+        return t;
     }
 
     public static ConnectivityThread get() {
-        return getInstance();
+        return Singleton.INSTANCE;
     }
 
     public static Looper getInstanceLooper() {
-        return getInstance().getLooper();
+        return Singleton.INSTANCE.getLooper();
     }
 }
diff --git a/core/java/android/net/EventLogTags.logtags b/core/java/android/net/EventLogTags.logtags
new file mode 100644
index 0000000..d5ed014
--- /dev/null
+++ b/core/java/android/net/EventLogTags.logtags
@@ -0,0 +1,6 @@
+# See system/core/logcat/event.logtags for a description of the format of this file.
+
+option java_package android.net
+
+50080 ntp_success (server|3),(rtt|2),(offset|2)
+50081 ntp_failure (server|3),(msg|3)
diff --git a/core/java/android/net/IIpConnectivityMetrics.aidl b/core/java/android/net/IIpConnectivityMetrics.aidl
index 8f634bb..d36b766 100644
--- a/core/java/android/net/IIpConnectivityMetrics.aidl
+++ b/core/java/android/net/IIpConnectivityMetrics.aidl
@@ -23,7 +23,8 @@
 interface IIpConnectivityMetrics {
 
     /**
-     * @return number of remaining available slots in buffer.
+     * @return the number of remaining available slots in buffer,
+     * or -1 if the event was dropped due to rate limiting.
      */
     int logEvent(in ConnectivityMetricsEvent event);
 }
diff --git a/core/java/android/net/INetworkScoreService.aidl b/core/java/android/net/INetworkScoreService.aidl
index 59cbf6e..24f4504 100644
--- a/core/java/android/net/INetworkScoreService.aidl
+++ b/core/java/android/net/INetworkScoreService.aidl
@@ -56,15 +56,26 @@
     void disableScoring();
 
     /**
-     * Register a network subsystem for scoring.
+     * Register a cache to receive scoring updates.
+     *
+     * @param networkType the type of network this cache can handle. See {@link NetworkKey#type}
+     * @param scoreCache implementation of {@link INetworkScoreCache} to store the scores
+     * @param filterType the {@link CacheUpdateFilter} to apply
+     * @throws SecurityException if the caller is not the system
+     * @throws IllegalArgumentException if a score cache is already registed for this type
+     * @hide
+     */
+    void registerNetworkScoreCache(int networkType, INetworkScoreCache scoreCache, int filterType);
+
+    /**
+     * Unregister a cache to receive scoring updates.
      *
      * @param networkType the type of network this cache can handle. See {@link NetworkKey#type}.
      * @param scoreCache implementation of {@link INetworkScoreCache} to store the scores.
      * @throws SecurityException if the caller is not the system.
-     * @throws IllegalArgumentException if a score cache is already registed for this type.
      * @hide
      */
-    void registerNetworkScoreCache(int networkType, INetworkScoreCache scoreCache);
+    void unregisterNetworkScoreCache(int networkType, INetworkScoreCache scoreCache);
 
     /**
      * Request a recommendation for the best network to connect to
diff --git a/core/java/android/net/NetworkIdentity.java b/core/java/android/net/NetworkIdentity.java
index d570e66..c704ef0 100644
--- a/core/java/android/net/NetworkIdentity.java
+++ b/core/java/android/net/NetworkIdentity.java
@@ -171,7 +171,8 @@
         String subscriberId = null;
         String networkId = null;
         boolean roaming = false;
-        boolean metered = false;
+        boolean metered = !state.networkCapabilities.hasCapability(
+                NetworkCapabilities.NET_CAPABILITY_NOT_METERED);
 
         if (isNetworkTypeMobile(type)) {
             if (state.subscriberId == null) {
@@ -185,9 +186,6 @@
             subscriberId = state.subscriberId;
             roaming = state.networkInfo.isRoaming();
 
-            metered = !state.networkCapabilities.hasCapability(
-                    NetworkCapabilities.NET_CAPABILITY_NOT_METERED);
-
         } else if (type == TYPE_WIFI) {
             if (state.networkId != null) {
                 networkId = state.networkId;
diff --git a/core/java/android/net/NetworkScoreManager.java b/core/java/android/net/NetworkScoreManager.java
index c301fe3..e08767c 100644
--- a/core/java/android/net/NetworkScoreManager.java
+++ b/core/java/android/net/NetworkScoreManager.java
@@ -17,6 +17,7 @@
 package android.net;
 
 import android.Manifest;
+import android.annotation.IntDef;
 import android.annotation.SdkConstant;
 import android.annotation.SdkConstant.SdkConstantType;
 import android.annotation.SystemApi;
@@ -28,6 +29,9 @@
 import android.os.ServiceManager;
 import android.os.UserHandle;
 
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
 /**
  * Class that manages communication between network subsystems and a network scorer.
  *
@@ -131,6 +135,29 @@
      */
     public static final String EXTRA_NEW_SCORER = "newScorer";
 
+    /** @hide */
+    @IntDef({CACHE_FILTER_NONE, CACHE_FILTER_CURRENT_NETWORK, CACHE_FILTER_SCAN_RESULTS})
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface CacheUpdateFilter {}
+
+    /**
+     * Do not filter updates sent to the cache.
+     * @hide
+     */
+    public static final int CACHE_FILTER_NONE = 0;
+
+    /**
+     * Only send cache updates when the network matches the connected network.
+     * @hide
+     */
+    public static final int CACHE_FILTER_CURRENT_NETWORK = 1;
+
+    /**
+     * Only send cache updates when the network is part of the current scan result set.
+     * @hide
+     */
+    public static final int CACHE_FILTER_SCAN_RESULTS = 2;
+
     private final Context mContext;
     private final INetworkScoreService mService;
 
@@ -268,11 +295,47 @@
      * @throws SecurityException if the caller does not hold the
      *         {@link android.Manifest.permission#BROADCAST_NETWORK_PRIVILEGED} permission.
      * @throws IllegalArgumentException if a score cache is already registered for this type.
+     * @deprecated equivalent to registering for cache updates with CACHE_FILTER_NONE.
      * @hide
      */
+    @Deprecated // migrate to registerNetworkScoreCache(int, INetworkScoreCache, int)
     public void registerNetworkScoreCache(int networkType, INetworkScoreCache scoreCache) {
+        registerNetworkScoreCache(networkType, scoreCache, CACHE_FILTER_NONE);
+    }
+
+    /**
+     * Register a network score cache.
+     *
+     * @param networkType the type of network this cache can handle. See {@link NetworkKey#type}
+     * @param scoreCache implementation of {@link INetworkScoreCache} to store the scores
+     * @param filterType the {@link CacheUpdateFilter} to apply
+     * @throws SecurityException if the caller does not hold the
+     *         {@link android.Manifest.permission#BROADCAST_NETWORK_PRIVILEGED} permission.
+     * @throws IllegalArgumentException if a score cache is already registered for this type.
+     * @hide
+     */
+    public void registerNetworkScoreCache(int networkType, INetworkScoreCache scoreCache,
+            @CacheUpdateFilter int filterType) {
         try {
-            mService.registerNetworkScoreCache(networkType, scoreCache);
+            mService.registerNetworkScoreCache(networkType, scoreCache, filterType);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Unregister a network score cache.
+     *
+     * @param networkType the type of network this cache can handle. See {@link NetworkKey#type}.
+     * @param scoreCache implementation of {@link INetworkScoreCache} to store the scores.
+     * @throws SecurityException if the caller does not hold the
+     *         {@link android.Manifest.permission#BROADCAST_NETWORK_PRIVILEGED} permission.
+     * @throws IllegalArgumentException if a score cache is already registered for this type.
+     * @hide
+     */
+    public void unregisterNetworkScoreCache(int networkType, INetworkScoreCache scoreCache) {
+        try {
+            mService.unregisterNetworkScoreCache(networkType, scoreCache);
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
diff --git a/core/java/android/net/NetworkStats.java b/core/java/android/net/NetworkStats.java
index 25806fa..77ce65b 100644
--- a/core/java/android/net/NetworkStats.java
+++ b/core/java/android/net/NetworkStats.java
@@ -68,11 +68,18 @@
     // TODO: Rename TAG_NONE to TAG_ALL.
     public static final int TAG_NONE = 0;
 
-    /** {@link #set} value for all roaming values. */
+    /** {@link #metered} value to account for all metered states. */
+    public static final int METERED_ALL = -1;
+    /** {@link #metered} value where native, unmetered data is accounted. */
+    public static final int METERED_NO = 0;
+    /** {@link #metered} value where metered data is accounted. */
+    public static final int METERED_YES = 1;
+
+    /** {@link #roaming} value to account for all roaming states. */
     public static final int ROAMING_ALL = -1;
-    /** {@link #set} value where native, non-roaming data is accounted. */
+    /** {@link #roaming} value where native, non-roaming data is accounted. */
     public static final int ROAMING_NO = 0;
-    /** {@link #set} value where roaming data is accounted. */
+    /** {@link #roaming} value where roaming data is accounted. */
     public static final int ROAMING_YES = 1;
 
     // TODO: move fields to "mVariable" notation
@@ -88,6 +95,7 @@
     private int[] uid;
     private int[] set;
     private int[] tag;
+    private int[] metered;
     private int[] roaming;
     private long[] rxBytes;
     private long[] rxPackets;
@@ -105,6 +113,12 @@
          * to disk. We merge in the correct value when reporting this value to clients of
          * getSummary().
          */
+        public int metered;
+        /**
+         * Note that this is only populated w/ the default value when read from /proc or written
+         * to disk. We merge in the correct value when reporting this value to clients of
+         * getSummary().
+         */
         public int roaming;
         public long rxBytes;
         public long rxPackets;
@@ -123,16 +137,17 @@
 
         public Entry(String iface, int uid, int set, int tag, long rxBytes, long rxPackets,
                 long txBytes, long txPackets, long operations) {
-            this(iface, uid, set, tag, ROAMING_NO, rxBytes, rxPackets, txBytes, txPackets,
-                    operations);
+            this(iface, uid, set, tag, METERED_NO, ROAMING_NO, rxBytes, rxPackets, txBytes,
+                    txPackets, operations);
         }
 
-        public Entry(String iface, int uid, int set, int tag, int roaming, long rxBytes,
-                long rxPackets, long txBytes, long txPackets, long operations) {
+        public Entry(String iface, int uid, int set, int tag, int metered, int roaming,
+                 long rxBytes, long rxPackets, long txBytes, long txPackets, long operations) {
             this.iface = iface;
             this.uid = uid;
             this.set = set;
             this.tag = tag;
+            this.metered = metered;
             this.roaming = roaming;
             this.rxBytes = rxBytes;
             this.rxPackets = rxPackets;
@@ -165,6 +180,7 @@
             builder.append(" uid=").append(uid);
             builder.append(" set=").append(setToString(set));
             builder.append(" tag=").append(tagToString(tag));
+            builder.append(" metered=").append(meteredToString(metered));
             builder.append(" roaming=").append(roamingToString(roaming));
             builder.append(" rxBytes=").append(rxBytes);
             builder.append(" rxPackets=").append(rxPackets);
@@ -178,13 +194,18 @@
         public boolean equals(Object o) {
             if (o instanceof Entry) {
                 final Entry e = (Entry) o;
-                return uid == e.uid && set == e.set && tag == e.tag && roaming == e.roaming
-                        && rxBytes == e.rxBytes && rxPackets == e.rxPackets && txBytes == e.txBytes
-                        && txPackets == e.txPackets && operations == e.operations
-                        && iface.equals(e.iface);
+                return uid == e.uid && set == e.set && tag == e.tag && metered == e.metered
+                        && roaming == e.roaming && rxBytes == e.rxBytes && rxPackets == e.rxPackets
+                        && txBytes == e.txBytes && txPackets == e.txPackets
+                        && operations == e.operations && iface.equals(e.iface);
             }
             return false;
         }
+
+        @Override
+        public int hashCode() {
+            return Objects.hash(uid, set, tag, metered, roaming, iface);
+        }
     }
 
     public NetworkStats(long elapsedRealtime, int initialSize) {
@@ -196,6 +217,7 @@
             this.uid = new int[initialSize];
             this.set = new int[initialSize];
             this.tag = new int[initialSize];
+            this.metered = new int[initialSize];
             this.roaming = new int[initialSize];
             this.rxBytes = new long[initialSize];
             this.rxPackets = new long[initialSize];
@@ -209,6 +231,7 @@
             this.uid = EmptyArray.INT;
             this.set = EmptyArray.INT;
             this.tag = EmptyArray.INT;
+            this.metered = EmptyArray.INT;
             this.roaming = EmptyArray.INT;
             this.rxBytes = EmptyArray.LONG;
             this.rxPackets = EmptyArray.LONG;
@@ -226,6 +249,7 @@
         uid = parcel.createIntArray();
         set = parcel.createIntArray();
         tag = parcel.createIntArray();
+        metered = parcel.createIntArray();
         roaming = parcel.createIntArray();
         rxBytes = parcel.createLongArray();
         rxPackets = parcel.createLongArray();
@@ -243,6 +267,7 @@
         dest.writeIntArray(uid);
         dest.writeIntArray(set);
         dest.writeIntArray(tag);
+        dest.writeIntArray(metered);
         dest.writeIntArray(roaming);
         dest.writeLongArray(rxBytes);
         dest.writeLongArray(rxPackets);
@@ -277,10 +302,11 @@
     }
 
     @VisibleForTesting
-    public NetworkStats addValues(String iface, int uid, int set, int tag, int roaming,
+    public NetworkStats addValues(String iface, int uid, int set, int tag, int metered, int roaming,
             long rxBytes, long rxPackets, long txBytes, long txPackets, long operations) {
         return addValues(new Entry(
-                iface, uid, set, tag, roaming, rxBytes, rxPackets, txBytes, txPackets, operations));
+                iface, uid, set, tag, metered, roaming, rxBytes, rxPackets, txBytes, txPackets,
+                operations));
     }
 
     /**
@@ -294,6 +320,7 @@
             uid = Arrays.copyOf(uid, newLength);
             set = Arrays.copyOf(set, newLength);
             tag = Arrays.copyOf(tag, newLength);
+            metered = Arrays.copyOf(metered, newLength);
             roaming = Arrays.copyOf(roaming, newLength);
             rxBytes = Arrays.copyOf(rxBytes, newLength);
             rxPackets = Arrays.copyOf(rxPackets, newLength);
@@ -307,6 +334,7 @@
         uid[size] = entry.uid;
         set[size] = entry.set;
         tag[size] = entry.tag;
+        metered[size] = entry.metered;
         roaming[size] = entry.roaming;
         rxBytes[size] = entry.rxBytes;
         rxPackets[size] = entry.rxPackets;
@@ -327,6 +355,7 @@
         entry.uid = uid[i];
         entry.set = set[i];
         entry.tag = tag[i];
+        entry.metered = metered[i];
         entry.roaming = roaming[i];
         entry.rxBytes = rxBytes[i];
         entry.rxPackets = rxPackets[i];
@@ -381,7 +410,8 @@
      * also be used to subtract values from existing rows.
      */
     public NetworkStats combineValues(Entry entry) {
-        final int i = findIndex(entry.iface, entry.uid, entry.set, entry.tag, entry.roaming);
+        final int i = findIndex(entry.iface, entry.uid, entry.set, entry.tag, entry.metered,
+                entry.roaming);
         if (i == -1) {
             // only create new entry when positive contribution
             addValues(entry);
@@ -409,10 +439,11 @@
     /**
      * Find first stats index that matches the requested parameters.
      */
-    public int findIndex(String iface, int uid, int set, int tag, int roaming) {
+    public int findIndex(String iface, int uid, int set, int tag, int metered, int roaming) {
         for (int i = 0; i < size; i++) {
             if (uid == this.uid[i] && set == this.set[i] && tag == this.tag[i]
-                    && roaming == this.roaming[i] && Objects.equals(iface, this.iface[i])) {
+                    && metered == this.metered[i] && roaming == this.roaming[i]
+                    && Objects.equals(iface, this.iface[i])) {
                 return i;
             }
         }
@@ -424,7 +455,7 @@
      * search around the hinted index as an optimization.
      */
     @VisibleForTesting
-    public int findIndexHinted(String iface, int uid, int set, int tag, int roaming,
+    public int findIndexHinted(String iface, int uid, int set, int tag, int metered, int roaming,
             int hintIndex) {
         for (int offset = 0; offset < size; offset++) {
             final int halfOffset = offset / 2;
@@ -438,7 +469,8 @@
             }
 
             if (uid == this.uid[i] && set == this.set[i] && tag == this.tag[i]
-                    && roaming == this.roaming[i] && Objects.equals(iface, this.iface[i])) {
+                    && metered == this.metered[i] && roaming == this.roaming[i]
+                    && Objects.equals(iface, this.iface[i])) {
                 return i;
             }
         }
@@ -452,7 +484,7 @@
      */
     public void spliceOperationsFrom(NetworkStats stats) {
         for (int i = 0; i < size; i++) {
-            final int j = stats.findIndex(iface[i], uid[i], set[i], tag[i], roaming[i]);
+            final int j = stats.findIndex(iface[i], uid[i], set[i], tag[i], metered[i], roaming[i]);
             if (j == -1) {
                 operations[i] = 0;
             } else {
@@ -542,6 +574,7 @@
         entry.uid = limitUid;
         entry.set = SET_ALL;
         entry.tag = TAG_NONE;
+        entry.metered = METERED_ALL;
         entry.roaming = ROAMING_ALL;
         entry.rxBytes = 0;
         entry.rxPackets = 0;
@@ -637,11 +670,12 @@
             entry.uid = left.uid[i];
             entry.set = left.set[i];
             entry.tag = left.tag[i];
+            entry.metered = left.metered[i];
             entry.roaming = left.roaming[i];
 
             // find remote row that matches, and subtract
             final int j = right.findIndexHinted(entry.iface, entry.uid, entry.set, entry.tag,
-                    entry.roaming, i);
+                    entry.metered, entry.roaming, i);
             if (j == -1) {
                 // newly appearing row, return entire value
                 entry.rxBytes = left.rxBytes[i];
@@ -687,6 +721,7 @@
         entry.uid = UID_ALL;
         entry.set = SET_ALL;
         entry.tag = TAG_NONE;
+        entry.metered = METERED_ALL;
         entry.roaming = ROAMING_ALL;
         entry.operations = 0L;
 
@@ -716,6 +751,7 @@
         entry.iface = IFACE_ALL;
         entry.set = SET_ALL;
         entry.tag = TAG_NONE;
+        entry.metered = METERED_ALL;
         entry.roaming = ROAMING_ALL;
 
         for (int i = 0; i < size; i++) {
@@ -762,6 +798,7 @@
             pw.print(" uid="); pw.print(uid[i]);
             pw.print(" set="); pw.print(setToString(set[i]));
             pw.print(" tag="); pw.print(tagToString(tag[i]));
+            pw.print(" metered="); pw.print(meteredToString(metered[i]));
             pw.print(" roaming="); pw.print(roamingToString(roaming[i]));
             pw.print(" rxBytes="); pw.print(rxBytes[i]);
             pw.print(" rxPackets="); pw.print(rxPackets[i]);
@@ -830,6 +867,22 @@
     }
 
     /**
+     * Return text description of {@link #metered} value.
+     */
+    public static String meteredToString(int metered) {
+        switch (metered) {
+            case METERED_ALL:
+                return "ALL";
+            case METERED_NO:
+                return "NO";
+            case METERED_YES:
+                return "YES";
+            default:
+                return "UNKNOWN";
+        }
+    }
+
+    /**
      * Return text description of {@link #roaming} value.
      */
     public static String roamingToString(int roaming) {
@@ -904,7 +957,8 @@
         if (pool.isEmpty()) {
             return true;
         }
-        Entry moved = addTrafficToApplications(tunIface,  underlyingIface, tunIfaceTotal, pool);
+        Entry moved =
+                addTrafficToApplications(tunUid, tunIface, underlyingIface, tunIfaceTotal, pool);
         deductTrafficFromVpnApp(tunUid, underlyingIface, moved);
 
         if (!moved.isEmpty()) {
@@ -919,9 +973,9 @@
      * Initializes the data used by the migrateTun() method.
      *
      * This is the first pass iteration which does the following work:
-     * (1) Adds up all the traffic through tun0.
-     * (2) Adds up all the traffic through the tunUid's underlyingIface
+     * (1) Adds up all the traffic through the tunUid's underlyingIface
      *     (both foreground and background).
+     * (2) Adds up all the traffic through tun0 excluding traffic from the vpn app itself.
      */
     private void tunAdjustmentInit(int tunUid, String tunIface, String underlyingIface,
             Entry tunIfaceTotal, Entry underlyingIfaceTotal) {
@@ -941,8 +995,9 @@
                 underlyingIfaceTotal.add(recycle);
             }
 
-            if (recycle.tag == TAG_NONE && Objects.equals(tunIface, recycle.iface)) {
-                // Add up all tunIface traffic.
+            if (recycle.uid != tunUid && recycle.tag == TAG_NONE
+                    && Objects.equals(tunIface, recycle.iface)) {
+                // Add up all tunIface traffic excluding traffic from the vpn app itself.
                 tunIfaceTotal.add(recycle);
             }
         }
@@ -958,13 +1013,15 @@
         return pool;
     }
 
-    private Entry addTrafficToApplications(String tunIface, String underlyingIface,
+    private Entry addTrafficToApplications(int tunUid, String tunIface, String underlyingIface,
             Entry tunIfaceTotal, Entry pool) {
         Entry moved = new Entry();
         Entry tmpEntry = new Entry();
         tmpEntry.iface = underlyingIface;
         for (int i = 0; i < size; i++) {
-            if (Objects.equals(iface[i], tunIface)) {
+            // the vpn app is excluded from the redistribution but all moved traffic will be
+            // deducted from the vpn app (see deductTrafficFromVpnApp below).
+            if (Objects.equals(iface[i], tunIface) && uid[i] != tunUid) {
                 if (tunIfaceTotal.rxBytes > 0) {
                     tmpEntry.rxBytes = pool.rxBytes * rxBytes[i] / tunIfaceTotal.rxBytes;
                 } else {
@@ -994,6 +1051,7 @@
                 tmpEntry.uid = uid[i];
                 tmpEntry.tag = tag[i];
                 tmpEntry.set = set[i];
+                tmpEntry.metered = metered[i];
                 tmpEntry.roaming = roaming[i];
                 combineValues(tmpEntry);
                 if (tag[i] == TAG_NONE) {
@@ -1013,24 +1071,25 @@
         moved.set = SET_DBG_VPN_OUT;
         moved.tag = TAG_NONE;
         moved.iface = underlyingIface;
+        moved.metered = METERED_ALL;
         moved.roaming = ROAMING_ALL;
         combineValues(moved);
 
         // Caveat: if the vpn software uses tag, the total tagged traffic may be greater than
         // the TAG_NONE traffic.
         //
-        // Relies on the fact that the underlying traffic only has state ROAMING_NO, which
-        // should be the case as it comes directly from the /proc file. We only blend in the
+        // Relies on the fact that the underlying traffic only has state ROAMING_NO and METERED_NO,
+        // which should be the case as it comes directly from the /proc file. We only blend in the
         // roaming data after applying these adjustments, by checking the NetworkIdentity of the
         // underlying iface.
         int idxVpnBackground = findIndex(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE,
-                ROAMING_NO);
+                METERED_NO, ROAMING_NO);
         if (idxVpnBackground != -1) {
             tunSubtract(idxVpnBackground, this, moved);
         }
 
         int idxVpnForeground = findIndex(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE,
-                ROAMING_NO);
+                METERED_NO, ROAMING_NO);
         if (idxVpnForeground != -1) {
             tunSubtract(idxVpnForeground, this, moved);
         }
diff --git a/core/java/android/net/SntpClient.java b/core/java/android/net/SntpClient.java
index cf9243f..cea56b5 100644
--- a/core/java/android/net/SntpClient.java
+++ b/core/java/android/net/SntpClient.java
@@ -36,8 +36,7 @@
  * }
  * </pre>
  */
-public class SntpClient
-{
+public class SntpClient {
     private static final String TAG = "SntpClient";
     private static final boolean DBG = true;
 
@@ -88,6 +87,7 @@
         try {
             address = InetAddress.getByName(host);
         } catch (Exception e) {
+            EventLogTags.writeNtpFailure(host, e.toString());
             if (DBG) Log.d(TAG, "request time failed: " + e);
             return false;
         }
@@ -142,6 +142,7 @@
             //             = (transit + skew - transit + skew)/2
             //             = (2 * skew)/2 = skew
             long clockOffset = ((receiveTime - originateTime) + (transmitTime - responseTime))/2;
+            EventLogTags.writeNtpSuccess(address.toString(), roundTripTime, clockOffset);
             if (DBG) {
                 Log.d(TAG, "round trip: " + roundTripTime + "ms, " +
                         "clock offset: " + clockOffset + "ms");
@@ -153,6 +154,7 @@
             mNtpTimeReference = responseTicks;
             mRoundTripTime = roundTripTime;
         } catch (Exception e) {
+            EventLogTags.writeNtpFailure(address.toString(), e.toString());
             if (DBG) Log.d(TAG, "request time failed: " + e);
             return false;
         } finally {
diff --git a/core/java/android/net/metrics/NetworkEvent.java b/core/java/android/net/metrics/NetworkEvent.java
index 3b3fa69..0667495 100644
--- a/core/java/android/net/metrics/NetworkEvent.java
+++ b/core/java/android/net/metrics/NetworkEvent.java
@@ -42,6 +42,15 @@
     public static final int NETWORK_DISCONNECTED         = 7;
 
     /** {@hide} */
+    public static final int NETWORK_FIRST_VALIDATION_SUCCESS      = 8;
+    /** {@hide} */
+    public static final int NETWORK_REVALIDATION_SUCCESS          = 9;
+    /** {@hide} */
+    public static final int NETWORK_FIRST_VALIDATION_PORTAL_FOUND = 10;
+    /** {@hide} */
+    public static final int NETWORK_REVALIDATION_PORTAL_FOUND     = 11;
+
+    /** {@hide} */
     @IntDef(value = {
             NETWORK_CONNECTED,
             NETWORK_VALIDATED,
@@ -50,6 +59,10 @@
             NETWORK_LINGER,
             NETWORK_UNLINGER,
             NETWORK_DISCONNECTED,
+            NETWORK_FIRST_VALIDATION_SUCCESS,
+            NETWORK_REVALIDATION_SUCCESS,
+            NETWORK_FIRST_VALIDATION_PORTAL_FOUND,
+            NETWORK_REVALIDATION_PORTAL_FOUND,
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface EventType {}
diff --git a/core/java/android/net/metrics/ValidationProbeEvent.java b/core/java/android/net/metrics/ValidationProbeEvent.java
index 1a31b56f..a724ec1 100644
--- a/core/java/android/net/metrics/ValidationProbeEvent.java
+++ b/core/java/android/net/metrics/ValidationProbeEvent.java
@@ -44,10 +44,8 @@
     public static final int DNS_FAILURE = 0;
     public static final int DNS_SUCCESS = 1;
 
-    /** {@hide} */
-    @IntDef(value = {PROBE_DNS, PROBE_HTTP, PROBE_HTTPS, PROBE_PAC})
-    @Retention(RetentionPolicy.SOURCE)
-    public @interface ProbeType {}
+    private static final int FIRST_VALIDATION  = 1 << 8;
+    private static final int REVALIDATION      = 2 << 8;
 
     /** {@hide} */
     @IntDef(value = {DNS_FAILURE, DNS_SUCCESS})
@@ -56,12 +54,17 @@
 
     public final int netId;
     public final long durationMs;
-    public final @ProbeType int probeType;
+    // probeType byte format (MSB to LSB):
+    // byte 0: unused
+    // byte 1: unused
+    // byte 2: 0 = UNKNOWN, 1 = FIRST_VALIDATION, 2 = REVALIDATION
+    // byte 3: PROBE_* constant
+    public final int probeType;
     public final @ReturnCode int returnCode;
 
     /** {@hide} */
     public ValidationProbeEvent(
-            int netId, long durationMs, @ProbeType int probeType, @ReturnCode int returnCode) {
+            int netId, long durationMs, int probeType, @ReturnCode int returnCode) {
         this.netId = netId;
         this.durationMs = durationMs;
         this.probeType = probeType;
@@ -100,8 +103,18 @@
     };
 
     /** @hide */
+    public static int makeProbeType(int probeType, boolean firstValidation) {
+        return (probeType & 0xff) | (firstValidation ? FIRST_VALIDATION : REVALIDATION);
+    }
+
+    /** @hide */
     public static String getProbeName(int probeType) {
-        return Decoder.constants.get(probeType, "PROBE_???");
+        return Decoder.constants.get(probeType & 0xff, "PROBE_???");
+    }
+
+    /** @hide */
+    public static String getValidationStage(int probeType) {
+        return Decoder.constants.get(probeType & 0xff00, "UNKNOWN");
     }
 
     public static void logEvent(int netId, long durationMs, int probeType, int returnCode) {
@@ -109,12 +122,13 @@
 
     @Override
     public String toString() {
-        return String.format("ValidationProbeEvent(%d, %s:%d, %dms)",
-                netId, getProbeName(probeType), returnCode, durationMs);
+        return String.format("ValidationProbeEvent(%d, %s:%d %s, %dms)", netId,
+                getProbeName(probeType), returnCode, getValidationStage(probeType), durationMs);
     }
 
     final static class Decoder {
         static final SparseArray<String> constants = MessageUtils.findMessageNames(
-                new Class[]{ValidationProbeEvent.class}, new String[]{"PROBE_"});
+                new Class[]{ValidationProbeEvent.class},
+                new String[]{"PROBE_", "FIRST_", "REVALIDATION"});
     }
 }
diff --git a/core/java/android/net/nsd/NsdManager.java b/core/java/android/net/nsd/NsdManager.java
index 86bd502..33d12a3 100644
--- a/core/java/android/net/nsd/NsdManager.java
+++ b/core/java/android/net/nsd/NsdManager.java
@@ -103,11 +103,11 @@
  * to {@link DiscoveryListener#onServiceFound} and a service lost is notified on
  * {@link DiscoveryListener#onServiceLost}.
  *
- * <p> Once the peer application discovers the "Example" http srevice, and needs to receive data
- * from the "Example" application, it can initiate a resolve with {@link #resolveService} to
- * resolve the host and port details for the purpose of establishing a connection. A successful
- * resolve is notified on {@link ResolveListener#onServiceResolved} and a failure is notified
- * on {@link ResolveListener#onResolveFailed}.
+ * <p> Once the peer application discovers the "Example" http service, and either needs to read the
+ * attributes of the service or wants to receive data from the "Example" application, it can
+ * initiate a resolve with {@link #resolveService} to resolve the attributes, host, and port
+ * details. A successful resolve is notified on {@link ResolveListener#onServiceResolved} and a
+ * failure is notified on {@link ResolveListener#onResolveFailed}.
  *
  * Applications can reserve for a service type at
  * http://www.iana.org/form/ports-service. Existing services can be found at
diff --git a/core/java/android/net/nsd/NsdServiceInfo.java b/core/java/android/net/nsd/NsdServiceInfo.java
index 4a06fb1..7b845be 100644
--- a/core/java/android/net/nsd/NsdServiceInfo.java
+++ b/core/java/android/net/nsd/NsdServiceInfo.java
@@ -250,7 +250,8 @@
     }
 
     /**
-     * Retrive attributes as a map of String keys to byte[] values.
+     * Retrieve attributes as a map of String keys to byte[] values. The attributes map is only
+     * valid for a resolved service.
      *
      * <p> The returned map is unmodifiable; changes must be made through {@link #setAttribute} and
      * {@link #removeAttribute}.
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 1350bfa..e52983e 100755
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -7172,6 +7172,13 @@
         */
        public static final String MOBILE_DATA_ALWAYS_ON = "mobile_data_always_on";
 
+        /**
+         * Size of the event buffer for IP connectivity metrics.
+         * @hide
+         */
+        public static final String CONNECTIVITY_METRICS_BUFFER_SIZE =
+              "connectivity_metrics_buffer_size";
+
        /** {@hide} */
        public static final String NETSTATS_ENABLED = "netstats_enabled";
        /** {@hide} */
@@ -8028,11 +8035,45 @@
         public static final String PAC_CHANGE_DELAY = "pac_change_delay";
 
         /**
-         * Setting to turn off captive portal detection. Feature is enabled by
-         * default and the setting needs to be set to 0 to disable it.
+         * Don't attempt to detect captive portals.
          *
          * @hide
          */
+        public static final int CAPTIVE_PORTAL_MODE_IGNORE = 0;
+
+        /**
+         * When detecting a captive portal, display a notification that
+         * prompts the user to sign in.
+         *
+         * @hide
+         */
+        public static final int CAPTIVE_PORTAL_MODE_PROMPT = 1;
+
+        /**
+         * When detecting a captive portal, immediately disconnect from the
+         * network and do not reconnect to that network in the future.
+         *
+         * @hide
+         */
+        public static final int CAPTIVE_PORTAL_MODE_AVOID = 2;
+
+        /**
+         * What to do when connecting a network that presents a captive portal.
+         * Must be one of the CAPTIVE_PORTAL_MODE_* constants above.
+         *
+         * The default for this setting is CAPTIVE_PORTAL_MODE_PROMPT.
+         * @hide
+         */
+        public static final String CAPTIVE_PORTAL_MODE = "captive_portal_mode";
+
+        /**
+         * Setting to turn off captive portal detection. Feature is enabled by
+         * default and the setting needs to be set to 0 to disable it.
+         *
+         * @deprecated use CAPTIVE_PORTAL_MODE_IGNORE to disable captive portal detection
+         * @hide
+         */
+        @Deprecated
         public static final String
                 CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
 
diff --git a/core/java/com/android/internal/os/InstallerConnection.java b/core/java/com/android/internal/os/InstallerConnection.java
index 419c3d8..62f674c 100644
--- a/core/java/com/android/internal/os/InstallerConnection.java
+++ b/core/java/com/android/internal/os/InstallerConnection.java
@@ -134,13 +134,6 @@
         return resRaw;
     }
 
-    public void dexopt(String apkPath, int uid, String instructionSet, int dexoptNeeded,
-            int dexFlags, String compilerFilter, String volumeUuid, String sharedLibraries)
-            throws InstallerException {
-        dexopt(apkPath, uid, "*", instructionSet, dexoptNeeded, null /*outputPath*/, dexFlags,
-                compilerFilter, volumeUuid, sharedLibraries);
-    }
-
     public void dexopt(String apkPath, int uid, String pkgName, String instructionSet,
             int dexoptNeeded, String outputPath, int dexFlags, String compilerFilter,
             String volumeUuid, String sharedLibraries) throws InstallerException {
diff --git a/core/java/com/android/internal/os/ZygoteInit.java b/core/java/com/android/internal/os/ZygoteInit.java
index e1118d8..5b46a09 100644
--- a/core/java/com/android/internal/os/ZygoteInit.java
+++ b/core/java/com/android/internal/os/ZygoteInit.java
@@ -31,6 +31,7 @@
 import android.os.SystemProperties;
 import android.os.Trace;
 import android.os.ZygoteProcess;
+import android.os.storage.StorageManager;
 import android.security.keystore.AndroidKeyStoreProvider;
 import android.system.ErrnoException;
 import android.system.Os;
@@ -522,10 +523,15 @@
                 }
 
                 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) {
+                    final String packageName = "*";
+                    final String outputPath = null;
+                    final int dexFlags = 0;
+                    final String compilerFilter = "speed";
+                    final String uuid = StorageManager.UUID_PRIVATE_INTERNAL;
                     try {
-                        installer.dexopt(classPathElement, Process.SYSTEM_UID, instructionSet,
-                                dexoptNeeded, 0 /*dexFlags*/, "speed", null /*volumeUuid*/,
-                                sharedLibraries);
+                        installer.dexopt(classPathElement, Process.SYSTEM_UID, packageName,
+                                instructionSet, dexoptNeeded, outputPath, dexFlags, compilerFilter,
+                                uuid, sharedLibraries);
                     } catch (InstallerException e) {
                         // Ignore (but log), we need this on the classpath for fallback mode.
                         Log.w(TAG, "Failed compiling classpath element for system server: "
diff --git a/core/java/com/android/internal/util/TokenBucket.java b/core/java/com/android/internal/util/TokenBucket.java
new file mode 100644
index 0000000..effb82ba
--- /dev/null
+++ b/core/java/com/android/internal/util/TokenBucket.java
@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.util;
+
+import android.os.SystemClock;
+
+import static com.android.internal.util.Preconditions.checkArgumentNonnegative;
+import static com.android.internal.util.Preconditions.checkArgumentPositive;
+
+/**
+ * A class useful for rate-limiting or throttling that stores and distributes tokens.
+ *
+ * A TokenBucket starts with a fixed capacity of tokens, an initial amount of tokens, and
+ * a fixed filling period (in milliseconds).
+ *
+ * For every filling period, the bucket gains one token, up to its maximum capacity from
+ * which point tokens simply overflow and are lost. Tokens can be obtained one by one or n by n.
+ *
+ * The available amount of tokens is computed lazily when the bucket state is inspected.
+ * Therefore it is purely synchronous and does not involve any asynchronous activity.
+ * It is not synchronized in any way and not a thread-safe object.
+ */
+public class TokenBucket {
+
+    private final int mFillDelta; // Time in ms it takes to generate one token.
+    private final int mCapacity;  // Maximum number of tokens that can be stored.
+    private long mLastFill;       // Last time in ms the bucket generated tokens.
+    private int mAvailable;       // Current number of available tokens.
+
+    /**
+     * Create a new TokenBucket.
+     * @param deltaMs the time in milliseconds it takes to generate a new token.
+     * Must be strictly positive.
+     * @param capacity the maximum token capacity. Must be strictly positive.
+     * @param tokens the starting amount of token. Must be positive or zero.
+     */
+    public TokenBucket(int deltaMs, int capacity, int tokens) {
+        mFillDelta = checkArgumentPositive(deltaMs, "deltaMs must be strictly positive");
+        mCapacity = checkArgumentPositive(capacity, "capacity must be strictly positive");
+        mAvailable = Math.min(checkArgumentNonnegative(tokens), mCapacity);
+        mLastFill = scaledTime();
+    }
+
+    /**
+     * Create a new TokenBucket that starts completely filled.
+     * @param deltaMs the time in milliseconds it takes to generate a new token.
+     * Must be strictly positive.
+     * @param capacity the maximum token capacity. Must be strictly positive.
+     */
+    public TokenBucket(int deltaMs, int capacity) {
+        this(deltaMs, capacity, capacity);
+    }
+
+    /** Reset this TokenBucket and set its number of available tokens. */
+    public void reset(int tokens) {
+        checkArgumentNonnegative(tokens);
+        mAvailable = Math.min(tokens, mCapacity);
+        mLastFill = scaledTime();
+    }
+
+    /** Returns this TokenBucket maximum token capacity. */
+    public int capacity() {
+        return mCapacity;
+    }
+
+    /** Returns this TokenBucket currently number of available tokens. */
+    public int available() {
+        fill();
+        return mAvailable;
+    }
+
+    /** Returns true if this TokenBucket as one or more tokens available. */
+    public boolean has() {
+        fill();
+        return mAvailable > 0;
+    }
+
+    /** Consumes a token from this TokenBucket and returns true if a token is available. */
+    public boolean get() {
+        return (get(1) == 1);
+    }
+
+    /**
+     * Try to consume many tokens from this TokenBucket.
+     * @param n the number of tokens to consume.
+     * @return the number of tokens that were actually consumed.
+     */
+    public int get(int n) {
+        fill();
+        if (n <= 0) {
+            return 0;
+        }
+        if (n > mAvailable) {
+            int got = mAvailable;
+            mAvailable = 0;
+            return got;
+        }
+        mAvailable -= n;
+        return n;
+    }
+
+    private void fill() {
+        final long now = scaledTime();
+        final int diff = (int) (now - mLastFill);
+        mAvailable = Math.min(mCapacity, mAvailable + diff);
+        mLastFill = now;
+    }
+
+    private long scaledTime() {
+        return SystemClock.elapsedRealtime() / mFillDelta;
+    }
+}
diff --git a/core/jni/com_android_internal_net_NetworkStatsFactory.cpp b/core/jni/com_android_internal_net_NetworkStatsFactory.cpp
index 9fa90ac..4a2b881 100644
--- a/core/jni/com_android_internal_net_NetworkStatsFactory.cpp
+++ b/core/jni/com_android_internal_net_NetworkStatsFactory.cpp
@@ -43,6 +43,7 @@
     jfieldID uid;
     jfieldID set;
     jfieldID tag;
+    jfieldID metered;
     jfieldID roaming;
     jfieldID rxBytes;
     jfieldID rxPackets;
@@ -239,6 +240,9 @@
     ScopedIntArrayRW tag(env, get_int_array(env, stats,
             gNetworkStatsClassInfo.tag, size, grow));
     if (tag.get() == NULL) return -1;
+    ScopedIntArrayRW metered(env, get_int_array(env, stats,
+            gNetworkStatsClassInfo.metered, size, grow));
+    if (metered.get() == NULL) return -1;
     ScopedIntArrayRW roaming(env, get_int_array(env, stats,
             gNetworkStatsClassInfo.roaming, size, grow));
     if (roaming.get() == NULL) return -1;
@@ -265,7 +269,7 @@
         uid[i] = lines[i].uid;
         set[i] = lines[i].set;
         tag[i] = lines[i].tag;
-        // Roaming is populated in Java-land by inspecting the iface properties.
+        // Metered and Roaming are populated in Java-land by inspecting the iface properties.
         rxBytes[i] = lines[i].rxBytes;
         rxPackets[i] = lines[i].rxPackets;
         txBytes[i] = lines[i].txBytes;
@@ -279,6 +283,7 @@
         env->SetObjectField(stats, gNetworkStatsClassInfo.uid, uid.getJavaArray());
         env->SetObjectField(stats, gNetworkStatsClassInfo.set, set.getJavaArray());
         env->SetObjectField(stats, gNetworkStatsClassInfo.tag, tag.getJavaArray());
+        env->SetObjectField(stats, gNetworkStatsClassInfo.metered, metered.getJavaArray());
         env->SetObjectField(stats, gNetworkStatsClassInfo.roaming, roaming.getJavaArray());
         env->SetObjectField(stats, gNetworkStatsClassInfo.rxBytes, rxBytes.getJavaArray());
         env->SetObjectField(stats, gNetworkStatsClassInfo.rxPackets, rxPackets.getJavaArray());
@@ -311,6 +316,7 @@
     gNetworkStatsClassInfo.uid = GetFieldIDOrDie(env, clazz, "uid", "[I");
     gNetworkStatsClassInfo.set = GetFieldIDOrDie(env, clazz, "set", "[I");
     gNetworkStatsClassInfo.tag = GetFieldIDOrDie(env, clazz, "tag", "[I");
+    gNetworkStatsClassInfo.metered = GetFieldIDOrDie(env, clazz, "metered", "[I");
     gNetworkStatsClassInfo.roaming = GetFieldIDOrDie(env, clazz, "roaming", "[I");
     gNetworkStatsClassInfo.rxBytes = GetFieldIDOrDie(env, clazz, "rxBytes", "[J");
     gNetworkStatsClassInfo.rxPackets = GetFieldIDOrDie(env, clazz, "rxPackets", "[J");
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 22255b4..25021b8 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -1681,7 +1681,7 @@
     <bool name="config_actionMenuItemAllCaps">true</bool>
 
     <!-- Remote server that can provide NTP responses. -->
-    <string translatable="false" name="config_ntpServer">2.android.pool.ntp.org</string>
+    <string translatable="false" name="config_ntpServer">time.android.com</string>
     <!-- Normal polling frequency in milliseconds -->
     <integer name="config_ntpPollingInterval">86400000</integer>
     <!-- Try-again polling interval in milliseconds, in case the network request failed -->
diff --git a/core/tests/coretests/src/android/net/NetworkStatsTest.java b/core/tests/coretests/src/android/net/NetworkStatsTest.java
index 9074f8a..eb85eb4 100644
--- a/core/tests/coretests/src/android/net/NetworkStatsTest.java
+++ b/core/tests/coretests/src/android/net/NetworkStatsTest.java
@@ -16,6 +16,9 @@
 
 package android.net;
 
+import static android.net.NetworkStats.METERED_ALL;
+import static android.net.NetworkStats.METERED_NO;
+import static android.net.NetworkStats.METERED_YES;
 import static android.net.NetworkStats.ROAMING_ALL;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.ROAMING_YES;
@@ -45,103 +48,124 @@
     private static final long TEST_START = 1194220800000L;
 
     public void testFindIndex() throws Exception {
-        final NetworkStats stats = new NetworkStats(TEST_START, 4)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L, 0L,
-                        0L, 10)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 1024L,
-                        8L, 11)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        1024L, 8L, 12)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_YES, 1024L, 8L,
-                        1024L, 8L, 12);
+        final NetworkStats stats = new NetworkStats(TEST_START, 5)
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 0L, 0L, 10)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 1024L, 8L, 12)
+                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 1024L,
+                        8L, 1024L, 8L, 12);
 
-        assertEquals(3, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_YES));
-        assertEquals(2, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO));
-        assertEquals(1, stats.findIndex(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO));
-        assertEquals(0, stats.findIndex(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO));
-        assertEquals(-1, stats.findIndex(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE, ROAMING_NO));
+        assertEquals(4, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_YES));
+        assertEquals(3, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
+        assertEquals(2, stats.findIndex(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_NO));
+        assertEquals(1, stats.findIndex(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
+        assertEquals(0, stats.findIndex(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
+        assertEquals(-1, stats.findIndex(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
     }
 
     public void testFindIndexHinted() {
         final NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L, 0L,
-                        0L, 10)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 1024L,
-                        8L, 11)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        1024L, 8L, 12)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        0L, 0L, 10)
-                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 0L, 0L, 1024L,
-                        8L, 11)
-                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        1024L, 8L, 12)
-                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, ROAMING_YES, 1024L, 8L,
-                        1024L, 8L, 12);
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 0L, 0L, 10)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 1024L, 8L, 12)
+                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        1024L, 8L, 0L, 0L, 10)
+                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 1024L, 8L, 12)
+                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 1024L,
+                        8L, 1024L, 8L, 12);
 
         // verify that we correctly find across regardless of hinting
         for (int hint = 0; hint < stats.size(); hint++) {
             assertEquals(0, stats.findIndexHinted(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(1, stats.findIndexHinted(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(2, stats.findIndexHinted(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(3, stats.findIndexHinted(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(4, stats.findIndexHinted(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D,
-                    ROAMING_NO, hint));
-            assertEquals(5, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
+            assertEquals(5, stats.findIndexHinted(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D,
+                    METERED_YES, ROAMING_NO, hint));
             assertEquals(6, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE,
-                    ROAMING_YES, hint));
+                    METERED_NO, ROAMING_NO, hint));
+            assertEquals(7, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE,
+                    METERED_YES, ROAMING_YES, hint));
             assertEquals(-1, stats.findIndexHinted(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
         }
     }
 
     public void testAddEntryGrow() throws Exception {
-        final NetworkStats stats = new NetworkStats(TEST_START, 3);
+        final NetworkStats stats = new NetworkStats(TEST_START, 4);
 
         assertEquals(0, stats.size());
-        assertEquals(3, stats.internalSize());
+        assertEquals(4, stats.internalSize());
 
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L, 1L, 2L,
-                2L, 3);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 2L, 2L, 2L,
-                2L, 4);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 3L, 3L, 2L,
-                2L, 5);
-
-        assertEquals(3, stats.size());
-        assertEquals(3, stats.internalSize());
-
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 4L, 40L, 4L,
-                40L, 7);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 5L, 50L, 4L,
-                40L, 8);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 6L, 60L, 5L,
-                50L, 10);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 7L, 70L, 5L,
-                50L, 11);
-
-        assertEquals(7, stats.size());
-        assertTrue(stats.internalSize() >= 7);
-
-        assertValues(stats, 0, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L, 1L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1L, 1L,
                 2L, 2L, 3);
-        assertValues(stats, 1, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 2L, 2L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 2L, 2L,
                 2L, 2L, 4);
-        assertValues(stats, 2, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 3L, 3L,
-                2L, 2L, 5);
-        assertValues(stats, 3, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 4L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 3L,
+                3L, 2L, 2L, 5);
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 3L,
+                3L, 2L, 2L, 5);
+
+        assertEquals(4, stats.size());
+        assertEquals(4, stats.internalSize());
+
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 4L,
                 40L, 4L, 40L, 7);
-        assertValues(stats, 4, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 5L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 5L,
                 50L, 4L, 40L, 8);
-        assertValues(stats, 5, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 6L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 6L,
                 60L, 5L, 50L, 10);
-        assertValues(stats, 6, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 7L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 7L,
                 70L, 5L, 50L, 11);
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 7L,
+                70L, 5L, 50L, 11);
+
+        assertEquals(9, stats.size());
+        assertTrue(stats.internalSize() >= 9);
+
+        assertValues(stats, 0, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1L, 1L, 2L, 2L, 3);
+        assertValues(stats, 1, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                2L, 2L, 2L, 2L, 4);
+        assertValues(stats, 2, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                3L, 3L, 2L, 2L, 5);
+        assertValues(stats, 3, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_YES, 3L, 3L, 2L, 2L, 5);
+        assertValues(stats, 4, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                4L, 40L, 4L, 40L, 7);
+        assertValues(stats, 5, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                5L, 50L, 4L, 40L, 8);
+        assertValues(stats, 6, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                6L, 60L, 5L, 50L, 10);
+        assertValues(stats, 7, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                7L, 70L, 5L, 50L, 11);
+        assertValues(stats, 8, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_YES, 7L, 70L, 5L, 50L, 11);
     }
 
     public void testCombineExisting() throws Exception {
@@ -152,20 +176,18 @@
         stats.combineValues(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, -128L, -1L,
                 -128L, -1L, -1);
 
-        assertValues(stats, 0, TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, ROAMING_NO, 384L, 3L,
-                128L, 1L, 9);
-        assertValues(stats, 1, TEST_IFACE, 1001, SET_DEFAULT, 0xff, ROAMING_NO, 128L, 1L, 128L,
-                1L, 2);
+        assertValues(stats, 0, TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                384L, 3L, 128L, 1L, 9);
+        assertValues(stats, 1, TEST_IFACE, 1001, SET_DEFAULT, 0xff, METERED_NO, ROAMING_NO, 128L,
+                1L, 128L, 1L, 2);
 
         // now try combining that should create row
-        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L,
-                128L, 1L, 3);
-        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 1L,
-                128L, 1L, 3);
-        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L,
-                128L, 1L, 3);
-        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, ROAMING_NO, 256L, 2L,
-                256L, 2L, 6);
+        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
+        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                128L, 1L, 128L, 1L, 3);
+        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
+        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                256L, 2L, 256L, 2L, 6);
     }
 
     public void testSubtractIdenticalData() throws Exception {
@@ -180,10 +202,10 @@
         final NetworkStats result = after.subtract(before);
 
         // identical data should result in zero delta
-        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
-        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
+        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
+        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
     }
 
     public void testSubtractIdenticalRows() throws Exception {
@@ -198,10 +220,10 @@
         final NetworkStats result = after.subtract(before);
 
         // expect delta between measurements
-        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L, 1L, 2L,
-                1L, 4);
-        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 3L, 1L, 4L,
-                1L, 8);
+        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1L,
+                1L, 2L, 1L, 4);
+        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 3L,
+                1L, 4L, 1L, 8);
     }
 
     public void testSubtractNewRows() throws Exception {
@@ -217,12 +239,12 @@
         final NetworkStats result = after.subtract(before);
 
         // its okay to have new rows
-        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
-        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
-        assertValues(result, 2, TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                1024L, 8L, 20);
+        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
+        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
+        assertValues(result, 2, TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1024L, 8L, 1024L, 8L, 20);
     }
 
     public void testSubtractMissingRows() throws Exception {
@@ -237,8 +259,8 @@
 
         // should silently drop omitted rows
         assertEquals(1, result.size());
-        assertValues(result, 0, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L,
-                2L, 3L, 4L, 0);
+        assertValues(result, 0, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 1L, 2L, 3L, 4L, 0);
         assertEquals(4L, result.getTotalBytes());
     }
 
@@ -263,13 +285,22 @@
                 .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L);
         assertEquals(64L, uidTag.getTotalBytes());
 
+        final NetworkStats uidMetered = new NetworkStats(TEST_START, 3)
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L);
+        assertEquals(96L, uidMetered.getTotalBytes());
+
         final NetworkStats uidRoaming = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_YES, 32L, 0L, 0L, 0L,
-                        0L);
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 32L, 0L,
+                        0L, 0L, 0L);
         assertEquals(96L, uidRoaming.getTotalBytes());
     }
 
@@ -283,95 +314,95 @@
 
     public void testGroupedByIfaceAll() throws Exception {
         final NetworkStats uidStats = new NetworkStats(TEST_START, 3)
-                .addValues(IFACE_ALL, 100, SET_ALL, TAG_NONE, ROAMING_NO, 128L, 8L, 0L, 2L,
-                        20L)
-                .addValues(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
+                .addValues(IFACE_ALL, 100, SET_ALL, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L, 0L,
                         2L, 20L)
-                .addValues(IFACE_ALL, 101, SET_ALL, TAG_NONE, ROAMING_YES, 128L, 8L, 0L, 2L,
-                        20L);
+                .addValues(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_NO, 128L,
+                        8L, 0L, 2L, 20L)
+                .addValues(IFACE_ALL, 101, SET_ALL, TAG_NONE, METERED_NO, ROAMING_YES, 128L, 8L, 0L,
+                        2L, 20L);
         final NetworkStats grouped = uidStats.groupedByIface();
 
         assertEquals(3, uidStats.size());
         assertEquals(1, grouped.size());
 
-        assertValues(grouped, 0, IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE, ROAMING_ALL, 384L, 24L, 0L,
-                6L, 0L);
+        assertValues(grouped, 0, IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL,
+                384L, 24L, 0L, 6L, 0L);
     }
 
     public void testGroupedByIface() throws Exception {
         final NetworkStats uidStats = new NetworkStats(TEST_START, 7)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 512L, 32L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 4L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 512L, 32L,
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 2L, 20L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L, 4L,
                         0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 128L, 8L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_YES, 128L, 8L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO, 128L, 8L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 128L,
+                        8L, 0L, 0L, 0L);
 
         final NetworkStats grouped = uidStats.groupedByIface();
 
         assertEquals(7, uidStats.size());
 
         assertEquals(2, grouped.size());
-        assertValues(grouped, 0, TEST_IFACE, UID_ALL, SET_ALL, TAG_NONE, ROAMING_ALL, 384L, 24L, 0L,
-                2L, 0L);
-        assertValues(grouped, 1, TEST_IFACE2, UID_ALL, SET_ALL, TAG_NONE, ROAMING_ALL, 1024L, 64L,
-                0L, 0L, 0L);
+        assertValues(grouped, 0, TEST_IFACE, UID_ALL, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL,
+                384L, 24L, 0L, 2L, 0L);
+        assertValues(grouped, 1, TEST_IFACE2, UID_ALL, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL,
+                1024L, 64L, 0L, 0L, 0L);
     }
 
     public void testAddAllValues() {
         final NetworkStats first = new NetworkStats(TEST_START, 5)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 32L, 0L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_YES, 32L, 0L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 32L,
+                        0L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES, 32L,
+                        0L, 0L, 0L, 0L);
 
         final NetworkStats second = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L,
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
                         0L, 0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_YES, 32L, 0L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 32L,
+                        0L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES, 32L,
+                        0L, 0L, 0L, 0L);
 
         first.combineAllValues(second);
 
         assertEquals(4, first.size());
-        assertValues(first, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 64L, 0L, 0L,
-                0L, 0L);
-        assertValues(first, 1, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 32L, 0L,
-                0L, 0L, 0L);
-        assertValues(first, 2, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_YES, 64L, 0L,
-                0L, 0L, 0L);
-        assertValues(first, 3, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L,
+        assertValues(first, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 64L,
                 0L, 0L, 0L, 0L);
+        assertValues(first, 1, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                32L, 0L, 0L, 0L, 0L);
+        assertValues(first, 2, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES,
+                64L, 0L, 0L, 0L, 0L);
+        assertValues(first, 3, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                32L, 0L, 0L, 0L, 0L);
     }
 
     public void testGetTotal() {
         final NetworkStats stats = new NetworkStats(TEST_START, 7)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 512L, 32L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 4L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 512L, 32L,
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 2L, 20L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L, 4L,
                         0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 128L, 8L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_YES, 128L, 8L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 128L,
+                        8L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 128L,
+                        8L, 0L, 0L, 0L);
 
         assertValues(stats.getTotal(null), 1408L, 88L, 0L, 2L, 20L);
         assertValues(stats.getTotal(null, 100), 1280L, 80L, 0L, 2L, 20L);
@@ -396,10 +427,10 @@
         final NetworkStats after = before.withoutUids(new int[] { 100 });
         assertEquals(6, before.size());
         assertEquals(2, after.size());
-        assertValues(after, 0, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L,
-                0L, 0L, 0L);
-        assertValues(after, 1, TEST_IFACE, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 128L, 8L, 0L,
-                0L, 0L);
+        assertValues(after, 0, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                128L, 8L, 0L, 0L, 0L);
+        assertValues(after, 1, TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 128L,
+                8L, 0L, 0L, 0L);
     }
 
     public void testClone() throws Exception {
@@ -434,105 +465,175 @@
         final String underlyingIface = "wlan0";
         final int testTag1 = 8888;
         NetworkStats delta = new NetworkStats(TEST_START, 17)
-            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, 39605L, 46L, 12259L, 55L, 0L)
-            .addValues(tunIface, 10100, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L)
-            .addValues(tunIface, 10120, SET_DEFAULT, TAG_NONE, 72667L, 197L, 43909L, 241L, 0L)
-            .addValues(tunIface, 10120, SET_FOREGROUND, TAG_NONE, 9297L, 17L, 4128L, 21L, 0L)
+            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 39605L, 46L,
+                    12259L, 55L, 0L)
+            .addValues(tunIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                    0L, 0L, 0L)
+            .addValues(tunIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 72667L, 197L,
+                    43909L, 241L, 0L)
+            .addValues(tunIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 9297L,
+                    17L, 4128L, 21L, 0L)
             // VPN package also uses some traffic through unprotected network.
-            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, 4983L, 10L, 1801L, 12L, 0L)
-            .addValues(tunIface, tunUid, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L)
+            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 4983L, 10L,
+                    1801L, 12L, 0L)
+            .addValues(tunIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                    0L, 0L, 0L)
             // Tag entries
-            .addValues(tunIface, 10120, SET_DEFAULT, testTag1, 21691L, 41L, 13820L, 51L, 0L)
-            .addValues(tunIface, 10120, SET_FOREGROUND, testTag1, 1281L, 2L, 665L, 2L, 0L)
+            .addValues(tunIface, 10120, SET_DEFAULT, testTag1, METERED_NO, ROAMING_NO, 21691L, 41L,
+                    13820L, 51L, 0L)
+            .addValues(tunIface, 10120, SET_FOREGROUND, testTag1, METERED_NO, ROAMING_NO, 1281L, 2L,
+                    665L, 2L, 0L)
             // Irrelevant entries
-            .addValues(TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, 1685L, 5L, 2070L, 6L, 0L)
+            .addValues(TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1685L, 5L,
+                    2070L, 6L, 0L)
             // Underlying Iface entries
-            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, 5178L, 8L, 2139L, 11L, 0L)
-            .addValues(underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L)
-            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, 149873L, 287L,
-                    59217L /* smaller than sum(tun0) */, 299L /* smaller than sum(tun0) */, 0L)
-            .addValues(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L);
+            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 5178L,
+                    8L, 2139L, 11L, 0L)
+            .addValues(underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                    0L, 0L, 0L, 0L)
+            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                    149873L, 287L, 59217L /* smaller than sum(tun0) */,
+                    299L /* smaller than sum(tun0) */, 0L)
+            .addValues(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                    0L, 0L, 0L, 0L, 0L);
 
         assertTrue(delta.migrateTun(tunUid, tunIface, underlyingIface));
-        assertEquals(21, delta.size());
+        assertEquals(20, delta.size());
 
         // tunIface and TEST_IFACE entries are not changed.
-        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 39605L, 46L, 12259L, 55L, 0L);
-        assertValues(delta, 1, tunIface, 10100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 0L, 0L,
-                0L, 0L, 0L);
-        assertValues(delta, 2, tunIface, 10120, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 1, tunIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 2, tunIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 72667L, 197L, 43909L, 241L, 0L);
-        assertValues(delta, 3, tunIface, 10120, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 3, tunIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
                 9297L, 17L, 4128L, 21L, 0L);
-        assertValues(delta, 4, tunIface, tunUid, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 4, tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 4983L, 10L, 1801L, 12L, 0L);
-        assertValues(delta, 5, tunIface, tunUid, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 0L, 0L,
-                0L, 0L, 0L);
-        assertValues(delta, 6, tunIface, 10120, SET_DEFAULT, testTag1, ROAMING_NO,
+        assertValues(delta, 5, tunIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 6, tunIface, 10120, SET_DEFAULT, testTag1, METERED_NO, ROAMING_NO,
                 21691L, 41L, 13820L, 51L, 0L);
-        assertValues(delta, 7, tunIface, 10120, SET_FOREGROUND, testTag1, ROAMING_NO, 1281L,
-                2L, 665L, 2L, 0L);
-        assertValues(delta, 8, TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1685L, 5L,
-                2070L, 6L, 0L);
+        assertValues(delta, 7, tunIface, 10120, SET_FOREGROUND, testTag1, METERED_NO, ROAMING_NO,
+                1281L, 2L, 665L, 2L, 0L);
+        assertValues(delta, 8, TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1685L, 5L, 2070L, 6L, 0L);
 
         // Existing underlying Iface entries are updated
-        assertValues(delta, 9, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                44783L, 54L, 13829L, 60L, 0L);
-        assertValues(delta, 10, underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
-                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 9, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 44783L, 54L, 14178L, 62L, 0L);
+        assertValues(delta, 10, underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO,
+                ROAMING_NO, 0L, 0L, 0L, 0L, 0L);
 
         // VPN underlying Iface entries are updated
-        assertValues(delta, 11, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                28304L, 27L, 1719L, 12L, 0L);
-        assertValues(delta, 12, underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
-                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 11, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 28304L, 27L, 1L, 2L, 0L);
+        assertValues(delta, 12, underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO,
+                ROAMING_NO, 0L, 0L, 0L, 0L, 0L);
 
         // New entries are added for new application's underlying Iface traffic
-        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                72667L, 197L, 41872L, 219L, 0L);
-        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
-                9297L, 17L, 3936, 19L, 0L);
-        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, testTag1, ROAMING_NO,
-                21691L, 41L, 13179L, 46L, 0L);
-        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, testTag1, ROAMING_NO,
-                1281L, 2L, 634L, 1L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 72667L, 197L, 43123L, 227L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO,
+                ROAMING_NO, 9297L, 17L, 4054, 19L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, testTag1, METERED_NO,
+                ROAMING_NO, 21691L, 41L, 13572L, 48L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, testTag1, METERED_NO,
+                ROAMING_NO, 1281L, 2L, 653L, 1L, 0L);
 
         // New entries are added for debug purpose
-        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                39605L, 46L, 11690, 49, 0);
-        assertContains(delta, underlyingIface, 10120, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                81964, 214, 45808, 238, 0);
-        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                4983, 10, 1717, 10, 0);
-        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, ROAMING_ALL,
-                126552, 270, 59215, 297, 0);
+        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 39605L, 46L, 12039, 51, 0);
+        assertContains(delta, underlyingIface, 10120, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 81964, 214, 47177, 246, 0);
+        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, METERED_ALL,
+                ROAMING_ALL, 121569, 260, 59216, 297, 0);
 
     }
 
+    // Tests a case where all of the data received by the tun0 interface is echo back into the tun0
+    // interface by the vpn app before it's sent out of the underlying interface. The VPN app should
+    // not be charged for the echoed data but it should still be charged for any extra data it sends
+    // via the underlying interface.
+    public void testMigrateTun_VpnAsLoopback() {
+        final int tunUid = 10030;
+        final String tunIface = "tun0";
+        final String underlyingIface = "wlan0";
+        NetworkStats delta = new NetworkStats(TEST_START, 9)
+            // 2 different apps sent/receive data via tun0.
+            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 50000L, 25L,
+                    100000L, 50L, 0L)
+            .addValues(tunIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 500L, 2L,
+                    200L, 5L, 0L)
+            // VPN package resends data through the tunnel (with exaggerated overhead)
+            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 240000,
+                    100L, 120000L, 60L, 0L)
+            // 1 app already has some traffic on the underlying interface, the other doesn't yet
+            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1000L,
+                    10L, 2000L, 20L, 0L)
+            // Traffic through the underlying interface via the vpn app.
+            // This test should redistribute this data correctly.
+            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                    75500L, 37L, 130000L, 70L, 0L);
+
+        assertTrue(delta.migrateTun(tunUid, tunIface, underlyingIface));
+        assertEquals(9, delta.size());
+
+        // tunIface entries should not be changed.
+        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                50000L, 25L, 100000L, 50L, 0L);
+        assertValues(delta, 1, tunIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                500L, 2L, 200L, 5L, 0L);
+        assertValues(delta, 2, tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                240000L, 100L, 120000L, 60L, 0L);
+
+        // Existing underlying Iface entries are updated
+        assertValues(delta, 3, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 51000L, 35L, 102000L, 70L, 0L);
+
+        // VPN underlying Iface entries are updated
+        assertValues(delta, 4, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 25000L, 10L, 29800L, 15L, 0L);
+
+        // New entries are added for new application's underlying Iface traffic
+        assertContains(delta, underlyingIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 500L, 2L, 200L, 5L, 0L);
+
+        // New entries are added for debug purpose
+        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 50000L, 25L, 100000L, 50L, 0L);
+        assertContains(delta, underlyingIface, 20100, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 500, 2L, 200L, 5L, 0L);
+        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, METERED_ALL,
+                ROAMING_ALL, 50500L, 27L, 100200L, 55, 0);
+    }
+
     private static void assertContains(NetworkStats stats,  String iface, int uid, int set,
-            int tag, int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets,
-            long operations) {
-        int index = stats.findIndex(iface, uid, set, tag, roaming);
+            int tag, int metered, int roaming, long rxBytes, long rxPackets, long txBytes,
+            long txPackets, long operations) {
+        int index = stats.findIndex(iface, uid, set, tag, metered, roaming);
         assertTrue(index != -1);
-        assertValues(stats, index, iface, uid, set, tag, roaming,
+        assertValues(stats, index, iface, uid, set, tag, metered, roaming,
                 rxBytes, rxPackets, txBytes, txPackets, operations);
     }
 
     private static void assertValues(NetworkStats stats, int index, String iface, int uid, int set,
-            int tag, int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets,
-            long operations) {
+            int tag, int metered, int roaming, long rxBytes, long rxPackets, long txBytes,
+            long txPackets, long operations) {
         final NetworkStats.Entry entry = stats.getValues(index, null);
-        assertValues(entry, iface, uid, set, tag, roaming);
+        assertValues(entry, iface, uid, set, tag, metered, roaming);
         assertValues(entry, rxBytes, rxPackets, txBytes, txPackets, operations);
     }
 
     private static void assertValues(
-            NetworkStats.Entry entry, String iface, int uid, int set, int tag, int roaming) {
+            NetworkStats.Entry entry, String iface, int uid, int set, int tag, int metered,
+            int roaming) {
         assertEquals(iface, entry.iface);
         assertEquals(uid, entry.uid);
         assertEquals(set, entry.set);
         assertEquals(tag, entry.tag);
+        assertEquals(metered, entry.metered);
         assertEquals(roaming, entry.roaming);
     }
 
diff --git a/core/tests/coretests/src/android/util/TokenBucketTest.java b/core/tests/coretests/src/android/util/TokenBucketTest.java
new file mode 100644
index 0000000..f7ac20c
--- /dev/null
+++ b/core/tests/coretests/src/android/util/TokenBucketTest.java
@@ -0,0 +1,179 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.util;
+
+import android.os.SystemClock;
+import android.text.format.DateUtils;
+import junit.framework.TestCase;
+
+public class TokenBucketTest extends TestCase {
+
+    static final int FILL_DELTA_VERY_SHORT  = 1;
+    static final int FILL_DELTA_VERY_LONG   = Integer.MAX_VALUE;
+
+    public void testArgumentValidation() {
+        assertThrow(() -> new TokenBucket(0, 1, 1));
+        assertThrow(() -> new TokenBucket(1, 0, 1));
+        assertThrow(() -> new TokenBucket(1, 1, 0));
+        assertThrow(() -> new TokenBucket(0, 1));
+        assertThrow(() -> new TokenBucket(1, 0));
+        assertThrow(() -> new TokenBucket(-1, 1, 1));
+        assertThrow(() -> new TokenBucket(1, -1, 1));
+        assertThrow(() -> new TokenBucket(1, 1, -1));
+        assertThrow(() -> new TokenBucket(-1, 1));
+        assertThrow(() -> new TokenBucket(1, -1));
+
+        new TokenBucket(1000, 100, 0);
+        new TokenBucket(1000, 100, 10);
+        new TokenBucket(5000, 50);
+        new TokenBucket(5000, 1);
+    }
+
+    public void testInitialCapacity() {
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 1), 1);
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 10), 10);
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 1000), 1000);
+
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 10, 0), 0);
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 10, 3), 3);
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 10, 10), 10);
+
+        drain(new TokenBucket(FILL_DELTA_VERY_LONG, 10, 100), 10);
+
+        drain(new TokenBucket((int)DateUtils.MINUTE_IN_MILLIS, 50), 50);
+        drain(new TokenBucket((int)DateUtils.HOUR_IN_MILLIS, 10), 10);
+        drain(new TokenBucket((int)DateUtils.DAY_IN_MILLIS, 200), 200);
+    }
+
+    public void testReset() {
+        TokenBucket tb = new TokenBucket(FILL_DELTA_VERY_LONG, 100, 10);
+        drain(tb, 10);
+
+        tb.reset(50);
+        drain(tb, 50);
+
+        tb.reset(50);
+        getOneByOne(tb, 10);
+        assertTrue(tb.has());
+
+        tb.reset(30);
+        drain(tb, 30);
+    }
+
+    public void testFill() throws Exception {
+        int delta = 50;
+        TokenBucket tb = new TokenBucket(delta, 10, 0);
+
+        assertEmpty(tb);
+
+        Thread.sleep(3 * delta / 2);
+
+        assertTrue(tb.has());
+    }
+
+    public void testRefill() throws Exception {
+        TokenBucket tb = new TokenBucket(FILL_DELTA_VERY_SHORT, 10, 10);
+
+        assertEquals(5, tb.get(5));
+        assertEquals(5, tb.get(5));
+
+        while (tb.available() < 10) {
+            Thread.sleep(2);
+        }
+
+        assertEquals(10, tb.get(10));
+
+        while (tb.available() < 10) {
+            Thread.sleep(2);
+        }
+
+        assertEquals(10, tb.get(100));
+    }
+
+    public void testAverage() throws Exception {
+        final int delta = 3;
+        final int want = 60;
+
+        long start = SystemClock.elapsedRealtime();
+        TokenBucket tb = new TokenBucket(delta, 20, 0);
+
+        for (int i = 0; i < want; i++) {
+            while (!tb.has()) {
+                Thread.sleep(5 * delta);
+            }
+            tb.get();
+        }
+
+        assertDuration(want * delta, SystemClock.elapsedRealtime() - start);
+    }
+
+    public void testBurst() throws Exception {
+        final int delta = 2;
+        final int capacity = 20;
+        final int want = 100;
+
+        long start = SystemClock.elapsedRealtime();
+        TokenBucket tb = new TokenBucket(delta, capacity, 0);
+
+        int total = 0;
+        while (total < want) {
+            while (!tb.has()) {
+                Thread.sleep(capacity * delta - 2);
+            }
+            total += tb.get(tb.available());
+        }
+
+        assertDuration(total * delta, SystemClock.elapsedRealtime() - start);
+    }
+
+    static void getOneByOne(TokenBucket tb, int n) {
+        while (n > 0) {
+            assertTrue(tb.has());
+            assertTrue(tb.available() >= n);
+            assertTrue(tb.get());
+            assertTrue(tb.available() >= n - 1);
+            n--;
+        }
+    }
+
+    void assertEmpty(TokenBucket tb) {
+        assertFalse(tb.has());
+        assertEquals(0, tb.available());
+        assertFalse(tb.get());
+    }
+
+    void drain(TokenBucket tb, int n) {
+        getOneByOne(tb, n);
+        assertEmpty(tb);
+    }
+
+    void assertDuration(long expected, long elapsed) {
+        String msg = String.format(
+            "expected elapsed time at least %d ms, but was %d ms", expected, elapsed);
+        elapsed += 1; // one millisecond extra guard
+        assertTrue(msg, elapsed >= expected);
+    }
+
+    void assertThrow(Fn fn)     {
+      try {
+          fn.call();
+          fail("expected n exception to be thrown.");
+      } catch (Throwable t) {}
+    }
+
+    interface Fn { void call(); }
+}
diff --git a/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java b/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java
index 327f3fd..7f13abc 100644
--- a/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java
+++ b/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java
@@ -16,6 +16,7 @@
 
 package com.android.internal.net;
 
+import static android.net.NetworkStats.METERED_NO;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.SET_ALL;
 import static android.net.NetworkStats.SET_DEFAULT;
@@ -101,12 +102,14 @@
 
         final NetworkStats stats = mFactory.readNetworkStatsDetail();
         assertEquals(70, stats.size());
-        assertStatsEntry(stats, "rmnet1", 10021, SET_DEFAULT, 0x30100000, 219110L, 578L, 227423L, 676L);
+        assertStatsEntry(stats, "rmnet1", 10021, SET_DEFAULT, 0x30100000, 219110L, 578L, 227423L,
+                676L);
         assertStatsEntry(stats, "rmnet1", 10021, SET_FOREGROUND, 0x30100000, 742L, 3L, 1265L, 3L);
     }
 
     public void testNetworkStatsSingle() throws Exception {
-        stageFile(R.raw.xt_qtaguid_iface_typical, new File(mTestProc, "net/xt_qtaguid/iface_stat_all"));
+        stageFile(R.raw.xt_qtaguid_iface_typical,
+                new File(mTestProc, "net/xt_qtaguid/iface_stat_all"));
 
         final NetworkStats stats = mFactory.readNetworkStatsSummaryDev();
         assertEquals(6, stats.size());
@@ -122,7 +125,8 @@
         final NetworkStats stats = mFactory.readNetworkStatsSummaryXt();
         assertEquals(3, stats.size());
         assertStatsEntry(stats, "rmnet0", UID_ALL, SET_ALL, TAG_NONE, 6824L, 16L, 5692L, 10L);
-        assertStatsEntry(stats, "rmnet1", UID_ALL, SET_ALL, TAG_NONE, 11153922L, 8051L, 190226L, 2468L);
+        assertStatsEntry(stats, "rmnet1", UID_ALL, SET_ALL, TAG_NONE, 11153922L, 8051L, 190226L,
+                2468L);
         assertStatsEntry(stats, "rmnet2", UID_ALL, SET_ALL, TAG_NONE, 4968L, 35L, 3081L, 39L);
     }
 
@@ -157,7 +161,7 @@
 
     private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set,
             int tag, long rxBytes, long txBytes) {
-        final int i = stats.findIndex(iface, uid, set, tag, ROAMING_NO);
+        final int i = stats.findIndex(iface, uid, set, tag, METERED_NO, ROAMING_NO);
         final NetworkStats.Entry entry = stats.getValues(i, null);
         assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
         assertEquals("unexpected txBytes", txBytes, entry.txBytes);
@@ -165,7 +169,7 @@
 
     private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set,
             int tag, long rxBytes, long rxPackets, long txBytes, long txPackets) {
-        final int i = stats.findIndex(iface, uid, set, tag, ROAMING_NO);
+        final int i = stats.findIndex(iface, uid, set, tag, METERED_NO, ROAMING_NO);
         final NetworkStats.Entry entry = stats.getValues(i, null);
         assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
         assertEquals("unexpected rxPackets", rxPackets, entry.rxPackets);
diff --git a/core/tests/utiltests/Android.mk b/core/tests/utiltests/Android.mk
index 6d1ebb4..981be11 100644
--- a/core/tests/utiltests/Android.mk
+++ b/core/tests/utiltests/Android.mk
@@ -14,6 +14,7 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
     android-support-test \
+    frameworks-base-testutils \
     mockito-target
 
 LOCAL_JAVA_LIBRARIES := android.test.runner
diff --git a/services/tests/servicestests/src/com/android/internal/util/FakeSettingsProviderTest.java b/core/tests/utiltests/src/com/android/internal/util/test/FakeSettingsProviderTest.java
similarity index 97%
rename from services/tests/servicestests/src/com/android/internal/util/FakeSettingsProviderTest.java
rename to core/tests/utiltests/src/com/android/internal/util/test/FakeSettingsProviderTest.java
index 05de0a5..f2be109 100644
--- a/services/tests/servicestests/src/com/android/internal/util/FakeSettingsProviderTest.java
+++ b/core/tests/utiltests/src/com/android/internal/util/test/FakeSettingsProviderTest.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.internal.util;
+package com.android.internal.util.test;
 
 import android.content.ContentResolver;
 import android.database.ContentObserver;
diff --git a/legacy-test/Android.mk b/legacy-test/Android.mk
index 0011002..7bab189 100644
--- a/legacy-test/Android.mk
+++ b/legacy-test/Android.mk
@@ -21,10 +21,11 @@
 # This contains the junit.framework classes that were in Android API level 25.
 include $(CLEAR_VARS)
 
-LOCAL_NO_STANDARD_LIBRARIES := true
-LOCAL_STATIC_JAVA_LIBRARIES := core-junit-static
-
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
 LOCAL_MODULE := legacy-test
+LOCAL_NO_STANDARD_LIBRARIES := true
+LOCAL_JAVA_LIBRARIES := core-oj core-libart framework
+LOCAL_STATIC_JAVA_LIBRARIES := core-junit-static
 
 include $(BUILD_JAVA_LIBRARY)
 
@@ -34,7 +35,7 @@
 # This contains the android.test.PerformanceTestCase class only
 include $(CLEAR_VARS)
 
-LOCAL_SRC_FILES := ../core/java/android/test/PerformanceTestCase.java
+LOCAL_SRC_FILES := src/android/test/PerformanceTestCase.java
 LOCAL_MODULE := legacy-performance-test-hostdex
 
 include $(BUILD_HOST_DALVIK_JAVA_LIBRARY)
diff --git a/core/java/android/test/AndroidTestCase.java b/legacy-test/src/android/test/AndroidTestCase.java
similarity index 100%
rename from core/java/android/test/AndroidTestCase.java
rename to legacy-test/src/android/test/AndroidTestCase.java
diff --git a/core/java/android/test/FlakyTest.java b/legacy-test/src/android/test/FlakyTest.java
similarity index 100%
rename from core/java/android/test/FlakyTest.java
rename to legacy-test/src/android/test/FlakyTest.java
diff --git a/core/java/android/test/InstrumentationTestCase.java b/legacy-test/src/android/test/InstrumentationTestCase.java
similarity index 100%
rename from core/java/android/test/InstrumentationTestCase.java
rename to legacy-test/src/android/test/InstrumentationTestCase.java
diff --git a/core/java/android/test/InstrumentationTestSuite.java b/legacy-test/src/android/test/InstrumentationTestSuite.java
similarity index 100%
rename from core/java/android/test/InstrumentationTestSuite.java
rename to legacy-test/src/android/test/InstrumentationTestSuite.java
diff --git a/core/java/android/test/PerformanceTestCase.java b/legacy-test/src/android/test/PerformanceTestCase.java
similarity index 100%
rename from core/java/android/test/PerformanceTestCase.java
rename to legacy-test/src/android/test/PerformanceTestCase.java
diff --git a/core/java/android/test/RepetitiveTest.java b/legacy-test/src/android/test/RepetitiveTest.java
similarity index 100%
rename from core/java/android/test/RepetitiveTest.java
rename to legacy-test/src/android/test/RepetitiveTest.java
diff --git a/core/java/android/test/UiThreadTest.java b/legacy-test/src/android/test/UiThreadTest.java
similarity index 100%
rename from core/java/android/test/UiThreadTest.java
rename to legacy-test/src/android/test/UiThreadTest.java
diff --git a/core/java/android/test/package.html b/legacy-test/src/android/test/package.html
similarity index 100%
rename from core/java/android/test/package.html
rename to legacy-test/src/android/test/package.html
diff --git a/core/java/android/test/suitebuilder/annotation/LargeTest.java b/legacy-test/src/android/test/suitebuilder/annotation/LargeTest.java
similarity index 100%
rename from core/java/android/test/suitebuilder/annotation/LargeTest.java
rename to legacy-test/src/android/test/suitebuilder/annotation/LargeTest.java
diff --git a/core/java/android/test/suitebuilder/annotation/MediumTest.java b/legacy-test/src/android/test/suitebuilder/annotation/MediumTest.java
similarity index 100%
rename from core/java/android/test/suitebuilder/annotation/MediumTest.java
rename to legacy-test/src/android/test/suitebuilder/annotation/MediumTest.java
diff --git a/core/java/android/test/suitebuilder/annotation/SmallTest.java b/legacy-test/src/android/test/suitebuilder/annotation/SmallTest.java
similarity index 100%
rename from core/java/android/test/suitebuilder/annotation/SmallTest.java
rename to legacy-test/src/android/test/suitebuilder/annotation/SmallTest.java
diff --git a/core/java/android/test/suitebuilder/annotation/Smoke.java b/legacy-test/src/android/test/suitebuilder/annotation/Smoke.java
similarity index 100%
rename from core/java/android/test/suitebuilder/annotation/Smoke.java
rename to legacy-test/src/android/test/suitebuilder/annotation/Smoke.java
diff --git a/core/java/android/test/suitebuilder/annotation/Suppress.java b/legacy-test/src/android/test/suitebuilder/annotation/Suppress.java
similarity index 100%
rename from core/java/android/test/suitebuilder/annotation/Suppress.java
rename to legacy-test/src/android/test/suitebuilder/annotation/Suppress.java
diff --git a/packages/CaptivePortalLogin/src/com/android/captiveportallogin/CaptivePortalLoginActivity.java b/packages/CaptivePortalLogin/src/com/android/captiveportallogin/CaptivePortalLoginActivity.java
index b58c87a..bb8eb2c 100644
--- a/packages/CaptivePortalLogin/src/com/android/captiveportallogin/CaptivePortalLoginActivity.java
+++ b/packages/CaptivePortalLogin/src/com/android/captiveportallogin/CaptivePortalLoginActivity.java
@@ -115,6 +115,7 @@
         myWebView.clearCache(true);
         WebSettings webSettings = myWebView.getSettings();
         webSettings.setJavaScriptEnabled(true);
+        webSettings.setMixedContentMode(WebSettings.MIXED_CONTENT_COMPATIBILITY_MODE);
         mWebViewClient = new MyWebViewClient();
         myWebView.setWebViewClient(mWebViewClient);
         myWebView.setWebChromeClient(new MyWebChromeClient());
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
index 70642ed..f0bbac8 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsActivity.java
@@ -392,7 +392,7 @@
         RecentsActivityLaunchState launchState = config.getLaunchState();
         if (!loadPlan.hasTasks()) {
             loader.preloadTasks(loadPlan, launchState.launchedToTaskId,
-                    !launchState.launchedFromHome);
+                    !launchState.launchedFromHome && !launchState.launchedViaDockGesture);
         }
 
         RecentsTaskLoadPlan.Options loadOpts = new RecentsTaskLoadPlan.Options();
@@ -519,12 +519,14 @@
         EventBus.getDefault().send(new RecentsVisibilityChangedEvent(this, false));
         MetricsLogger.hidden(this, MetricsEvent.OVERVIEW_ACTIVITY);
 
-        // Workaround for b/22542869, if the RecentsActivity is started again, but without going
-        // through SystemUI, we need to reset the config launch flags to ensure that we do not
-        // wait on the system to send a signal that was never queued.
-        RecentsConfiguration config = Recents.getConfiguration();
-        RecentsActivityLaunchState launchState = config.getLaunchState();
-        launchState.reset();
+        if (!isChangingConfigurations()) {
+            // Workaround for b/22542869, if the RecentsActivity is started again, but without going
+            // through SystemUI, we need to reset the config launch flags to ensure that we do not
+            // wait on the system to send a signal that was never queued.
+            RecentsConfiguration config = Recents.getConfiguration();
+            RecentsActivityLaunchState launchState = config.getLaunchState();
+            launchState.reset();
+        }
     }
 
     @Override
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 30edd9f..090c744 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -1813,11 +1813,14 @@
     private void updateMtu(LinkProperties newLp, LinkProperties oldLp) {
         final String iface = newLp.getInterfaceName();
         final int mtu = newLp.getMtu();
+        if (oldLp == null && mtu == 0) {
+            // Silently ignore unset MTU value.
+            return;
+        }
         if (oldLp != null && newLp.isIdenticalMtu(oldLp)) {
             if (VDBG) log("identical MTU - not setting");
             return;
         }
-
         if (LinkProperties.isValidMtu(mtu, newLp.hasGlobalIPv6Address()) == false) {
             if (mtu != 0) loge("Unexpected mtu value: " + mtu + ", " + iface);
             return;
@@ -2263,11 +2266,19 @@
                     synchronized (mNetworkForNetId) {
                         nai = mNetworkForNetId.get(netId);
                     }
-                    // If captive portal status has changed, update capabilities.
+                    // If captive portal status has changed, update capabilities or disconnect.
                     if (nai != null && (visible != nai.lastCaptivePortalDetected)) {
                         final int oldScore = nai.getCurrentScore();
                         nai.lastCaptivePortalDetected = visible;
                         nai.everCaptivePortalDetected |= visible;
+                        if (nai.lastCaptivePortalDetected &&
+                            Settings.Global.CAPTIVE_PORTAL_MODE_AVOID == getCaptivePortalMode()) {
+                            if (DBG) log("Avoiding captive portal network: " + nai.name());
+                            nai.asyncChannel.sendMessage(
+                                    NetworkAgent.CMD_PREVENT_AUTOMATIC_RECONNECT);
+                            teardownUnneededNetwork(nai);
+                            break;
+                        }
                         updateCapabilities(oldScore, nai, nai.networkCapabilities);
                     }
                     if (!visible) {
@@ -2288,6 +2299,12 @@
             return true;
         }
 
+        private int getCaptivePortalMode() {
+            return Settings.Global.getInt(mContext.getContentResolver(),
+                    Settings.Global.CAPTIVE_PORTAL_MODE,
+                    Settings.Global.CAPTIVE_PORTAL_MODE_PROMPT);
+        }
+
         private boolean maybeHandleNetworkAgentInfoMessage(Message msg) {
             switch (msg.what) {
                 default:
@@ -2597,14 +2614,28 @@
                 "request NetworkCapabilities", ConnectivityManager.CALLBACK_CAP_CHANGED);
     }
 
+    private void handleTimedOutNetworkRequest(final NetworkRequestInfo nri) {
+        if (mNetworkRequests.get(nri.request) != null && mNetworkForRequestId.get(
+                nri.request.requestId) == null) {
+            handleRemoveNetworkRequest(nri, ConnectivityManager.CALLBACK_UNAVAIL);
+        }
+    }
+
     private void handleReleaseNetworkRequest(NetworkRequest request, int callingUid) {
         final NetworkRequestInfo nri = getNriForAppRequest(
                 request, callingUid, "release NetworkRequest");
-        if (nri == null) return;
+        if (nri != null) {
+            handleRemoveNetworkRequest(nri, ConnectivityManager.CALLBACK_RELEASED);
+        }
+    }
 
-        if (VDBG || (DBG && nri.request.isRequest())) log("releasing " + request);
+    private void handleRemoveNetworkRequest(final NetworkRequestInfo nri, final int whichCallback) {
+        final String logCallbackType = ConnectivityManager.getCallbackName(whichCallback);
+        if (VDBG || (DBG && nri.request.isRequest())) {
+            log("releasing " + nri.request + " (" + logCallbackType + ")");
+        }
         nri.unlinkDeathRecipient();
-        mNetworkRequests.remove(request);
+        mNetworkRequests.remove(nri.request);
         synchronized (mUidToNetworkRequestCount) {
             int requests = mUidToNetworkRequestCount.get(nri.mUid, 0);
             if (requests < 1) {
@@ -2698,7 +2729,7 @@
                 }
             }
         }
-        callCallbackForRequest(nri, null, ConnectivityManager.CALLBACK_RELEASED, 0);
+        callCallbackForRequest(nri, null, whichCallback, 0);
     }
 
     @Override
@@ -2935,6 +2966,11 @@
                     handleRegisterNetworkRequestWithIntent(msg);
                     break;
                 }
+                case EVENT_TIMEOUT_NETWORK_REQUEST: {
+                    NetworkRequestInfo nri = (NetworkRequestInfo) msg.obj;
+                    handleTimedOutNetworkRequest(nri);
+                    break;
+                }
                 case EVENT_RELEASE_NETWORK_REQUEST_WITH_INTENT: {
                     handleReleaseNetworkRequestWithIntent((PendingIntent) msg.obj, msg.arg1);
                     break;
@@ -5315,6 +5351,7 @@
     // notify only this one new request of the current state
     protected void notifyNetworkCallback(NetworkAgentInfo nai, NetworkRequestInfo nri) {
         int notifyType = ConnectivityManager.CALLBACK_AVAILABLE;
+        mHandler.removeMessages(EVENT_TIMEOUT_NETWORK_REQUEST, nri);
         if (nri.mPendingIntent == null) {
             callCallbackForRequest(nri, nai, notifyType, 0);
         } else {
diff --git a/services/core/java/com/android/server/NetworkScoreService.java b/services/core/java/com/android/server/NetworkScoreService.java
index 4c9ea58..27e4aa4 100644
--- a/services/core/java/com/android/server/NetworkScoreService.java
+++ b/services/core/java/com/android/server/NetworkScoreService.java
@@ -36,10 +36,12 @@
 import android.net.wifi.WifiConfiguration;
 import android.os.Binder;
 import android.os.IBinder;
+import android.os.RemoteCallbackList;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.provider.Settings;
 import android.text.TextUtils;
+import android.util.ArrayMap;
 import android.util.Log;
 
 import com.android.internal.R;
@@ -52,11 +54,11 @@
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.HashSet;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
+import java.util.function.Consumer;
 
 /**
  * Backing service for {@link android.net.NetworkScoreManager}.
@@ -68,7 +70,8 @@
 
     private final Context mContext;
     private final NetworkScorerAppManager mNetworkScorerAppManager;
-    private final Map<Integer, INetworkScoreCache> mScoreCaches;
+    @GuardedBy("mScoreCaches")
+    private final Map<Integer, RemoteCallbackList<INetworkScoreCache>> mScoreCaches;
     /** Lock used to update mPackageMonitor when scorer package changes occur. */
     private final Object mPackageMonitorLock = new Object[0];
 
@@ -166,7 +169,7 @@
     NetworkScoreService(Context context, NetworkScorerAppManager networkScoreAppManager) {
         mContext = context;
         mNetworkScorerAppManager = networkScoreAppManager;
-        mScoreCaches = new HashMap<>();
+        mScoreCaches = new ArrayMap<>();
         IntentFilter filter = new IntentFilter(Intent.ACTION_USER_UNLOCKED);
         // TODO: Need to update when we support per-user scorers. http://b/23422763
         mContext.registerReceiverAsUser(
@@ -276,7 +279,7 @@
         }
 
         // Separate networks by type.
-        Map<Integer, List<ScoredNetwork>> networksByType = new HashMap<>();
+        Map<Integer, List<ScoredNetwork>> networksByType = new ArrayMap<>();
         for (ScoredNetwork network : networks) {
             List<ScoredNetwork> networkList = networksByType.get(network.networkKey.type);
             if (networkList == null) {
@@ -287,19 +290,32 @@
         }
 
         // Pass the scores of each type down to the appropriate network scorer.
-        for (Map.Entry<Integer, List<ScoredNetwork>> entry : networksByType.entrySet()) {
-            INetworkScoreCache scoreCache = mScoreCaches.get(entry.getKey());
-            if (scoreCache != null) {
-                try {
-                    scoreCache.updateScores(entry.getValue());
-                } catch (RemoteException e) {
-                    if (Log.isLoggable(TAG, Log.VERBOSE)) {
-                        Log.v(TAG, "Unable to update scores of type " + entry.getKey(), e);
+        for (final Map.Entry<Integer, List<ScoredNetwork>> entry : networksByType.entrySet()) {
+            final RemoteCallbackList<INetworkScoreCache> callbackList;
+            final boolean isEmpty;
+            synchronized (mScoreCaches) {
+                callbackList = mScoreCaches.get(entry.getKey());
+                isEmpty = callbackList == null || callbackList.getRegisteredCallbackCount() == 0;
+            }
+            if (isEmpty) {
+                if (Log.isLoggable(TAG, Log.VERBOSE)) {
+                    Log.v(TAG, "No scorer registered for type " + entry.getKey() + ", discarding");
+                }
+                continue;
+            }
+
+            sendCallback(new Consumer<INetworkScoreCache>() {
+                @Override
+                public void accept(INetworkScoreCache networkScoreCache) {
+                    try {
+                        networkScoreCache.updateScores(entry.getValue());
+                    } catch (RemoteException e) {
+                        if (Log.isLoggable(TAG, Log.VERBOSE)) {
+                            Log.v(TAG, "Unable to update scores of type " + entry.getKey(), e);
+                        }
                     }
                 }
-            } else if (Log.isLoggable(TAG, Log.VERBOSE)) {
-                Log.v(TAG, "No scorer registered for type " + entry.getKey() + ", discarding");
-            }
+            }, Collections.singleton(callbackList));
         }
 
         return true;
@@ -394,28 +410,54 @@
 
     /** Clear scores. Callers are responsible for checking permissions as appropriate. */
     private void clearInternal() {
-        Set<INetworkScoreCache> cachesToClear = getScoreCaches();
+        sendCallback(new Consumer<INetworkScoreCache>() {
+            @Override
+            public void accept(INetworkScoreCache networkScoreCache) {
+                try {
+                    networkScoreCache.clearScores();
+                } catch (RemoteException e) {
+                    if (Log.isLoggable(TAG, Log.VERBOSE)) {
+                        Log.v(TAG, "Unable to clear scores", e);
+                    }
+                }
+            }
+        }, getScoreCacheLists());
+    }
 
-        for (INetworkScoreCache scoreCache : cachesToClear) {
-            try {
-                scoreCache.clearScores();
-            } catch (RemoteException e) {
+    @Override
+    public void registerNetworkScoreCache(int networkType,
+                                          INetworkScoreCache scoreCache,
+                                          int filterType) {
+        mContext.enforceCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED, TAG);
+        synchronized (mScoreCaches) {
+            RemoteCallbackList<INetworkScoreCache> callbackList = mScoreCaches.get(networkType);
+            if (callbackList == null) {
+                callbackList = new RemoteCallbackList<>();
+                mScoreCaches.put(networkType, callbackList);
+            }
+            if (!callbackList.register(scoreCache, filterType)) {
+                if (callbackList.getRegisteredCallbackCount() == 0) {
+                    mScoreCaches.remove(networkType);
+                }
                 if (Log.isLoggable(TAG, Log.VERBOSE)) {
-                    Log.v(TAG, "Unable to clear scores", e);
+                    Log.v(TAG, "Unable to register NetworkScoreCache for type " + networkType);
                 }
             }
         }
     }
 
     @Override
-    public void registerNetworkScoreCache(int networkType, INetworkScoreCache scoreCache) {
+    public void unregisterNetworkScoreCache(int networkType, INetworkScoreCache scoreCache) {
         mContext.enforceCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED, TAG);
         synchronized (mScoreCaches) {
-            if (mScoreCaches.containsKey(networkType)) {
-                throw new IllegalArgumentException(
-                        "Score cache already registered for type " + networkType);
+            RemoteCallbackList<INetworkScoreCache> callbackList = mScoreCaches.get(networkType);
+            if (callbackList == null || !callbackList.unregister(scoreCache)) {
+                if (Log.isLoggable(TAG, Log.VERBOSE)) {
+                    Log.v(TAG, "Unable to unregister NetworkScoreCache for type " + networkType);
+                }
+            } else if (callbackList.getRegisteredCallbackCount() == 0) {
+                mScoreCaches.remove(networkType);
             }
-            mScoreCaches.put(networkType, scoreCache);
         }
     }
 
@@ -430,7 +472,7 @@
     }
 
     @Override
-    protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
+    protected void dump(final FileDescriptor fd, final PrintWriter writer, final String[] args) {
         mContext.enforceCallingOrSelfPermission(permission.DUMP, TAG);
         NetworkScorerAppData currentScorer = mNetworkScorerAppManager.getActiveScorer();
         if (currentScorer == null) {
@@ -439,13 +481,17 @@
         }
         writer.println("Current scorer: " + currentScorer.mPackageName);
 
-        for (INetworkScoreCache scoreCache : getScoreCaches()) {
-            try {
-                TransferPipe.dumpAsync(scoreCache.asBinder(), fd, args);
-            } catch (IOException | RemoteException e) {
-                writer.println("Failed to dump score cache: " + e);
+        sendCallback(new Consumer<INetworkScoreCache>() {
+            @Override
+            public void accept(INetworkScoreCache networkScoreCache) {
+                try {
+                  TransferPipe.dumpAsync(networkScoreCache.asBinder(), fd, args);
+                } catch (IOException | RemoteException e) {
+                  writer.println("Failed to dump score cache: " + e);
+                }
             }
-        }
+        }, getScoreCacheLists());
+
         if (mServiceConnection != null) {
             mServiceConnection.dump(fd, writer, args);
         } else {
@@ -455,14 +501,30 @@
     }
 
     /**
-     * Returns a set of all score caches that are currently active.
+     * Returns a {@link Collection} of all {@link RemoteCallbackList}s that are currently active.
      *
      * <p>May be used to perform an action on all score caches without potentially strange behavior
      * if a new scorer is registered during that action's execution.
      */
-    private Set<INetworkScoreCache> getScoreCaches() {
+    private Collection<RemoteCallbackList<INetworkScoreCache>> getScoreCacheLists() {
         synchronized (mScoreCaches) {
-            return new HashSet<>(mScoreCaches.values());
+            return new ArrayList<>(mScoreCaches.values());
+        }
+    }
+
+    private void sendCallback(Consumer<INetworkScoreCache> consumer,
+            Collection<RemoteCallbackList<INetworkScoreCache>> remoteCallbackLists) {
+        for (RemoteCallbackList<INetworkScoreCache> callbackList : remoteCallbackLists) {
+            synchronized (callbackList) { // Ensure only one active broadcast per RemoteCallbackList
+                final int count = callbackList.beginBroadcast();
+                try {
+                    for (int i = 0; i < count; i++) {
+                        consumer.accept(callbackList.getBroadcastItem(i));
+                    }
+                } finally {
+                    callbackList.finishBroadcast();
+                }
+            }
         }
     }
 
diff --git a/services/core/java/com/android/server/connectivity/IpConnectivityEventBuilder.java b/services/core/java/com/android/server/connectivity/IpConnectivityEventBuilder.java
index f1ef947..f1d01e0 100644
--- a/services/core/java/com/android/server/connectivity/IpConnectivityEventBuilder.java
+++ b/services/core/java/com/android/server/connectivity/IpConnectivityEventBuilder.java
@@ -48,6 +48,10 @@
         final IpConnectivityLog log = new IpConnectivityLog();
         log.events = toProto(events);
         log.droppedEvents = dropped;
+        if ((log.events.length > 0) || (dropped > 0)) {
+            // Only write version number if log has some information at all.
+            log.version = IpConnectivityMetrics.VERSION;
+        }
         return IpConnectivityLog.toByteArray(log);
     }
 
diff --git a/services/core/java/com/android/server/connectivity/IpConnectivityMetrics.java b/services/core/java/com/android/server/connectivity/IpConnectivityMetrics.java
index 28e724c..be68173 100644
--- a/services/core/java/com/android/server/connectivity/IpConnectivityMetrics.java
+++ b/services/core/java/com/android/server/connectivity/IpConnectivityMetrics.java
@@ -19,19 +19,25 @@
 import android.content.Context;
 import android.net.ConnectivityMetricsEvent;
 import android.net.IIpConnectivityMetrics;
+import android.net.metrics.ApfProgramEvent;
 import android.net.metrics.IpConnectivityLog;
 import android.os.IBinder;
 import android.os.Parcelable;
+import android.provider.Settings;
 import android.text.TextUtils;
+import android.text.format.DateUtils;
+import android.util.ArrayMap;
 import android.util.Base64;
 import android.util.Log;
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.util.TokenBucket;
 import com.android.server.SystemService;
 import java.io.FileDescriptor;
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.util.ArrayList;
+import java.util.function.ToIntFunction;
 
 import static com.android.server.connectivity.metrics.IpConnectivityLogClass.IpConnectivityEvent;
 
@@ -40,10 +46,21 @@
     private static final String TAG = IpConnectivityMetrics.class.getSimpleName();
     private static final boolean DBG = false;
 
+    // The logical version numbers of ipconnectivity.proto, corresponding to the
+    // "version" field of IpConnectivityLog.
+    private static final int NYC      = 0;
+    private static final int NYC_MR1  = 1;
+    private static final int NYC_MR2  = 2;
+    public static final int VERSION   = NYC_MR2;
+
     private static final String SERVICE_NAME = IpConnectivityLog.SERVICE_NAME;
 
     // Default size of the event buffer. Once the buffer is full, incoming events are dropped.
     private static final int DEFAULT_BUFFER_SIZE = 2000;
+    // Maximum size of the event buffer.
+    private static final int MAXIMUM_BUFFER_SIZE = DEFAULT_BUFFER_SIZE * 10;
+
+    private static final int ERROR_RATE_LIMITED = -1;
 
     // Lock ensuring that concurrent manipulations of the event buffer are correct.
     // There are three concurrent operations to synchronize:
@@ -62,10 +79,19 @@
     private int mDropped;
     @GuardedBy("mLock")
     private int mCapacity;
+    @GuardedBy("mLock")
+    private final ArrayMap<Class<?>, TokenBucket> mBuckets = makeRateLimitingBuckets();
+
+    private final ToIntFunction<Context> mCapacityGetter;
+
+    public IpConnectivityMetrics(Context ctx, ToIntFunction<Context> capacityGetter) {
+        super(ctx);
+        mCapacityGetter = capacityGetter;
+        initBuffer();
+    }
 
     public IpConnectivityMetrics(Context ctx) {
-        super(ctx);
-        initBuffer();
+        this(ctx, READ_BUFFER_SIZE);
     }
 
     @Override
@@ -86,7 +112,7 @@
 
     @VisibleForTesting
     public int bufferCapacity() {
-        return DEFAULT_BUFFER_SIZE; // TODO: read from config
+        return mCapacityGetter.applyAsInt(getContext());
     }
 
     private void initBuffer() {
@@ -104,6 +130,10 @@
             if (event == null) {
                 return left;
             }
+            if (isRateLimited(event)) {
+                // Do not count as a dropped event. TODO: consider adding separate counter
+                return ERROR_RATE_LIMITED;
+            }
             if (left == 0) {
                 mDropped++;
                 return 0;
@@ -113,6 +143,11 @@
         }
     }
 
+    private boolean isRateLimited(ConnectivityMetricsEvent event) {
+        TokenBucket tb = mBuckets.get(event.data.getClass());
+        return (tb != null) && !tb.get();
+    }
+
     private String flushEncodedOutput() {
         final ArrayList<ConnectivityMetricsEvent> events;
         final int dropped;
@@ -186,6 +221,7 @@
         static final String CMD_FLUSH   = "flush";
         static final String CMD_LIST    = "list";
         static final String CMD_STATS   = "stats";
+        static final String CMD_DUMPSYS = "-a"; // dumpsys.cpp dumps services with "-a" as arguments
         static final String CMD_DEFAULT = CMD_STATS;
 
         @Override
@@ -203,6 +239,8 @@
                 case CMD_FLUSH:
                     cmdFlush(fd, pw, args);
                     return;
+                case CMD_DUMPSYS:
+                    // Fallthrough to CMD_LIST when dumpsys.cpp dumps services states (bug reports)
                 case CMD_LIST:
                     cmdList(fd, pw, args);
                     return;
@@ -226,4 +264,20 @@
             getContext().enforceCallingOrSelfPermission(what, "IpConnectivityMetrics");
         }
     };
+
+    private static final ToIntFunction<Context> READ_BUFFER_SIZE = (ctx) -> {
+        int size = Settings.Global.getInt(ctx.getContentResolver(),
+                Settings.Global.CONNECTIVITY_METRICS_BUFFER_SIZE, DEFAULT_BUFFER_SIZE);
+        if (size <= 0) {
+            return DEFAULT_BUFFER_SIZE;
+        }
+        return Math.min(size, MAXIMUM_BUFFER_SIZE);
+    };
+
+    private static ArrayMap<Class<?>, TokenBucket> makeRateLimitingBuckets() {
+        ArrayMap<Class<?>, TokenBucket> map = new ArrayMap<>();
+        // one token every minute, 50 tokens max: burst of ~50 events every hour.
+        map.put(ApfProgramEvent.class, new TokenBucket((int)DateUtils.MINUTE_IN_MILLIS, 50));
+        return map;
+    }
 }
diff --git a/services/core/java/com/android/server/connectivity/NetdEventListenerService.java b/services/core/java/com/android/server/connectivity/NetdEventListenerService.java
index 4b175d7..f8638c5 100644
--- a/services/core/java/com/android/server/connectivity/NetdEventListenerService.java
+++ b/services/core/java/com/android/server/connectivity/NetdEventListenerService.java
@@ -24,6 +24,7 @@
 import android.net.metrics.DnsEvent;
 import android.net.metrics.INetdEventListener;
 import android.net.metrics.IpConnectivityLog;
+import android.os.RemoteException;
 import android.util.Log;
 
 import com.android.internal.annotations.GuardedBy;
@@ -44,7 +45,7 @@
     public static final String SERVICE_NAME = "netd_listener";
 
     private static final String TAG = NetdEventListenerService.class.getSimpleName();
-    private static final boolean DBG = true;
+    private static final boolean DBG = false;
     private static final boolean VDBG = false;
 
     // TODO: read this constant from system property
@@ -86,7 +87,7 @@
             byte[] returnCodes = Arrays.copyOf(mReturnCodes, mEventCount);
             int[] latenciesMs = Arrays.copyOf(mLatenciesMs, mEventCount);
             mMetricsLog.log(new DnsEvent(mNetId, eventTypes, returnCodes, latenciesMs));
-            maybeLog(String.format("Logging %d results for netId %d", mEventCount, mNetId));
+            maybeLog("Logging %d results for netId %d", mEventCount, mNetId);
             mEventCount = 0;
         }
 
@@ -136,9 +137,9 @@
     // Called concurrently by multiple binder threads.
     // This method must not block or perform long-running operations.
     public synchronized void onDnsEvent(int netId, int eventType, int returnCode, int latencyMs,
-            String hostname, String[] ipAddresses, int ipAddressesCount, int uid) {
-        maybeVerboseLog(String.format("onDnsEvent(%d, %d, %d, %d)",
-                netId, eventType, returnCode, latencyMs));
+            String hostname, String[] ipAddresses, int ipAddressesCount, int uid)
+            throws RemoteException {
+        maybeVerboseLog("onDnsEvent(%d, %d, %d, %dms)", netId, eventType, returnCode, latencyMs);
 
         DnsEventBatch batch = mEventBatches.get(netId);
         if (batch == null) {
@@ -151,9 +152,9 @@
     @Override
     // Called concurrently by multiple binder threads.
     // This method must not block or perform long-running operations.
-    public synchronized void onConnectEvent(int netId, int latencyMs, String ipAddr, int port,
-            int uid) {
-        maybeVerboseLog(String.format("onConnectEvent(%d, %d)", netId, latencyMs));
+    public synchronized void onConnectEvent(int netId, int error, int latencyMs, String ipAddr, int port,
+            int uid) throws RemoteException {
+        maybeVerboseLog("onConnectEvent(%d, %d, %dms)", netId, error, latencyMs);
     }
 
     public synchronized void dump(PrintWriter writer) {
@@ -166,11 +167,11 @@
         pw.decreaseIndent();
     }
 
-    private static void maybeLog(String s) {
-        if (DBG) Log.d(TAG, s);
+    private static void maybeLog(String s, Object... args) {
+        if (DBG) Log.d(TAG, String.format(s, args));
     }
 
-    private static void maybeVerboseLog(String s) {
-        if (VDBG) Log.d(TAG, s);
+    private static void maybeVerboseLog(String s, Object... args) {
+        if (VDBG) Log.d(TAG, String.format(s, args));
     }
 }
diff --git a/services/core/java/com/android/server/connectivity/NetworkMonitor.java b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
index 6eb89fa..ea2cf5f 100644
--- a/services/core/java/com/android/server/connectivity/NetworkMonitor.java
+++ b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
@@ -96,6 +96,24 @@
     private static final int SOCKET_TIMEOUT_MS = 10000;
     private static final int PROBE_TIMEOUT_MS  = 3000;
 
+    static enum EvaluationResult {
+        VALIDATED(true),
+        CAPTIVE_PORTAL(false);
+        final boolean isValidated;
+        EvaluationResult(boolean isValidated) {
+            this.isValidated = isValidated;
+        }
+    }
+
+    static enum ValidationStage {
+        FIRST_VALIDATION(true),
+        REVALIDATION(false);
+        final boolean isFirstValidation;
+        ValidationStage(boolean isFirstValidation) {
+            this.isFirstValidation = isFirstValidation;
+        }
+    }
+
     public static final String ACTION_NETWORK_CONDITIONS_MEASURED =
             "android.net.conn.NETWORK_CONDITIONS_MEASURED";
     public static final String EXTRA_CONNECTIVITY_TYPE = "extra_connectivity_type";
@@ -211,8 +229,12 @@
     private final NetworkRequest mDefaultRequest;
     private final IpConnectivityLog mMetricsLog;
 
-    private boolean mIsCaptivePortalCheckEnabled;
+    @VisibleForTesting
+    protected boolean mIsCaptivePortalCheckEnabled;
+
     private boolean mUseHttps;
+    // The total number of captive portal detection attempts for this NetworkMonitor instance.
+    private int mValidations = 0;
 
     // Set if the user explicitly selected "Do not use this network" in captive portal sign-in app.
     private boolean mUserDoesNotWant = false;
@@ -265,7 +287,8 @@
         setInitialState(mDefaultState);
 
         mIsCaptivePortalCheckEnabled = Settings.Global.getInt(mContext.getContentResolver(),
-                Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED, 1) == 1;
+                Settings.Global.CAPTIVE_PORTAL_MODE, Settings.Global.CAPTIVE_PORTAL_MODE_PROMPT)
+                != Settings.Global.CAPTIVE_PORTAL_MODE_IGNORE;
         mUseHttps = Settings.Global.getInt(mContext.getContentResolver(),
                 Settings.Global.CAPTIVE_PORTAL_USE_HTTPS, 1) == 1;
 
@@ -286,6 +309,10 @@
         return validationLogs.readOnlyLocalLog();
     }
 
+    private ValidationStage validationStage() {
+        return 0 == mValidations ? ValidationStage.FIRST_VALIDATION : ValidationStage.REVALIDATION;
+    }
+
     // DefaultState is the parent of all States.  It exists only to handle CMD_* messages but
     // does not entail any real state (hence no enter() or exit() routines).
     private class DefaultState extends State {
@@ -362,9 +389,11 @@
     private class ValidatedState extends State {
         @Override
         public void enter() {
-            maybeLogEvaluationResult(NetworkEvent.NETWORK_VALIDATED);
+            maybeLogEvaluationResult(
+                    networkEventType(validationStage(), EvaluationResult.VALIDATED));
             mConnectivityServiceHandler.sendMessage(obtainMessage(EVENT_NETWORK_TESTED,
                     NETWORK_TEST_RESULT_VALID, mNetworkAgentInfo.network.netId, null));
+            mValidations++;
         }
 
         @Override
@@ -580,7 +609,8 @@
 
         @Override
         public void enter() {
-            maybeLogEvaluationResult(NetworkEvent.NETWORK_CAPTIVE_PORTAL_FOUND);
+            maybeLogEvaluationResult(
+                    networkEventType(validationStage(), EvaluationResult.CAPTIVE_PORTAL));
             // Don't annoy user with sign-in notifications.
             if (mDontDisplaySigninNotification) return;
             // Create a CustomIntentReceiver that sends us a
@@ -600,6 +630,7 @@
             // Retest for captive portal occasionally.
             sendMessageDelayed(CMD_CAPTIVE_PORTAL_RECHECK, 0 /* no UID */,
                     CAPTIVE_PORTAL_REEVALUATE_DELAY_MS);
+            mValidations++;
         }
 
         @Override
@@ -632,7 +663,10 @@
 
     @VisibleForTesting
     protected CaptivePortalProbeResult isCaptivePortal() {
-        if (!mIsCaptivePortalCheckEnabled) return new CaptivePortalProbeResult(204);
+        if (!mIsCaptivePortalCheckEnabled) {
+            validationLog("Validation disabled.");
+            return new CaptivePortalProbeResult(204);
+        }
 
         URL pacUrl = null, httpsUrl = null, httpUrl = null, fallbackUrl = null;
 
@@ -672,48 +706,13 @@
 
         long startTime = SystemClock.elapsedRealtime();
 
-        // Pre-resolve the captive portal server host so we can log it.
-        // Only do this if HttpURLConnection is about to, to avoid any potentially
-        // unnecessary resolution.
-        String hostToResolve = null;
+        final CaptivePortalProbeResult result;
         if (pacUrl != null) {
-            hostToResolve = pacUrl.getHost();
-        } else if (proxyInfo != null) {
-            hostToResolve = proxyInfo.getHost();
-        } else {
-            hostToResolve = httpUrl.getHost();
-        }
-
-        if (!TextUtils.isEmpty(hostToResolve)) {
-            String probeName = ValidationProbeEvent.getProbeName(ValidationProbeEvent.PROBE_DNS);
-            final Stopwatch dnsTimer = new Stopwatch().start();
-            int dnsResult;
-            long dnsLatency;
-            try {
-                InetAddress[] addresses = mNetworkAgentInfo.network.getAllByName(hostToResolve);
-                dnsResult = ValidationProbeEvent.DNS_SUCCESS;
-                dnsLatency = dnsTimer.stop();
-                final StringBuffer connectInfo = new StringBuffer(", " + hostToResolve + "=");
-                for (InetAddress address : addresses) {
-                    connectInfo.append(address.getHostAddress());
-                    if (address != addresses[addresses.length-1]) connectInfo.append(",");
-                }
-                validationLog(probeName + " OK " + dnsLatency + "ms" + connectInfo);
-            } catch (UnknownHostException e) {
-                dnsResult = ValidationProbeEvent.DNS_FAILURE;
-                dnsLatency = dnsTimer.stop();
-                validationLog(probeName + " FAIL " + dnsLatency + "ms, " + hostToResolve);
-            }
-            logValidationProbe(dnsLatency, ValidationProbeEvent.PROBE_DNS, dnsResult);
-        }
-
-        CaptivePortalProbeResult result;
-        if (pacUrl != null) {
-            result = sendHttpProbe(pacUrl, ValidationProbeEvent.PROBE_PAC);
+            result = sendDnsAndHttpProbes(null, pacUrl, ValidationProbeEvent.PROBE_PAC);
         } else if (mUseHttps) {
-            result = sendParallelHttpProbes(httpsUrl, httpUrl, fallbackUrl);
+            result = sendParallelHttpProbes(proxyInfo, httpsUrl, httpUrl, fallbackUrl);
         } else {
-            result = sendHttpProbe(httpUrl, ValidationProbeEvent.PROBE_HTTP);
+            result = sendDnsAndHttpProbes(proxyInfo, httpUrl, ValidationProbeEvent.PROBE_HTTP);
         }
 
         long endTime = SystemClock.elapsedRealtime();
@@ -726,8 +725,50 @@
     }
 
     /**
-     * Do a URL fetch on a known server to see if we get the data we expect.
-     * Returns HTTP response code.
+     * Do a DNS resolution and URL fetch on a known web server to see if we get the data we expect.
+     * @return a CaptivePortalProbeResult inferred from the HTTP response.
+     */
+    private CaptivePortalProbeResult sendDnsAndHttpProbes(ProxyInfo proxy, URL url, int probeType) {
+        // Pre-resolve the captive portal server host so we can log it.
+        // Only do this if HttpURLConnection is about to, to avoid any potentially
+        // unnecessary resolution.
+        final String host = (proxy != null) ? proxy.getHost() : url.getHost();
+        sendDnsProbe(host);
+        return sendHttpProbe(url, probeType);
+    }
+
+    /** Do a DNS resolution of the given server. */
+    private void sendDnsProbe(String host) {
+        if (TextUtils.isEmpty(host)) {
+            return;
+        }
+
+        final String name = ValidationProbeEvent.getProbeName(ValidationProbeEvent.PROBE_DNS);
+        final Stopwatch watch = new Stopwatch().start();
+        int result;
+        String connectInfo;
+        try {
+            InetAddress[] addresses = mNetworkAgentInfo.network.getAllByName(host);
+            result = ValidationProbeEvent.DNS_SUCCESS;
+            StringBuffer buffer = new StringBuffer(host).append("=");
+            for (InetAddress address : addresses) {
+                buffer.append(address.getHostAddress());
+                if (address != addresses[addresses.length-1]) buffer.append(",");
+            }
+            connectInfo = buffer.toString();
+        } catch (UnknownHostException e) {
+            result = ValidationProbeEvent.DNS_FAILURE;
+            connectInfo = host;
+        }
+        final long latency = watch.stop();
+        String resultString = (ValidationProbeEvent.DNS_SUCCESS == result) ? "OK" : "FAIL";
+        validationLog(String.format("%s %s %dms, %s", name, resultString, latency, connectInfo));
+        logValidationProbe(latency, ValidationProbeEvent.PROBE_DNS, result);
+    }
+
+    /**
+     * Do a URL fetch on a known web server to see if we get the data we expect.
+     * @return a CaptivePortalProbeResult inferred from the HTTP response.
      */
     @VisibleForTesting
     protected CaptivePortalProbeResult sendHttpProbe(URL url, int probeType) {
@@ -794,7 +835,7 @@
     }
 
     private CaptivePortalProbeResult sendParallelHttpProbes(
-            URL httpsUrl, URL httpUrl, URL fallbackUrl) {
+            ProxyInfo proxy, URL httpsUrl, URL httpUrl, URL fallbackUrl) {
         // Number of probes to wait for. If a probe completes with a conclusive answer
         // it shortcuts the latch immediately by forcing the count to 0.
         final CountDownLatch latch = new CountDownLatch(2);
@@ -814,9 +855,10 @@
             @Override
             public void run() {
                 if (mIsHttps) {
-                    mResult = sendHttpProbe(httpsUrl, ValidationProbeEvent.PROBE_HTTPS);
+                    mResult =
+                            sendDnsAndHttpProbes(proxy, httpsUrl, ValidationProbeEvent.PROBE_HTTPS);
                 } else {
-                    mResult = sendHttpProbe(httpUrl, ValidationProbeEvent.PROBE_HTTP);
+                    mResult = sendDnsAndHttpProbes(proxy, httpUrl, ValidationProbeEvent.PROBE_HTTP);
                 }
                 if ((mIsHttps && mResult.isSuccessful()) || (!mIsHttps && mResult.isPortal())) {
                     // Stop waiting immediately if https succeeds or if http finds a portal.
@@ -967,6 +1009,22 @@
         mMetricsLog.log(new NetworkEvent(mNetId, evtype));
     }
 
+    private int networkEventType(ValidationStage s, EvaluationResult r) {
+        if (s.isFirstValidation) {
+            if (r.isValidated) {
+                return NetworkEvent.NETWORK_FIRST_VALIDATION_SUCCESS;
+            } else {
+                return NetworkEvent.NETWORK_FIRST_VALIDATION_PORTAL_FOUND;
+            }
+        } else {
+            if (r.isValidated) {
+                return NetworkEvent.NETWORK_REVALIDATION_SUCCESS;
+            } else {
+                return NetworkEvent.NETWORK_REVALIDATION_PORTAL_FOUND;
+            }
+        }
+    }
+
     private void maybeLogEvaluationResult(int evtype) {
         if (mEvaluationTimer.isRunning()) {
             mMetricsLog.log(new NetworkEvent(mNetId, evtype, mEvaluationTimer.stop()));
@@ -975,6 +1033,8 @@
     }
 
     private void logValidationProbe(long durationMs, int probeType, int probeResult) {
+        probeType =
+                ValidationProbeEvent.makeProbeType(probeType, validationStage().isFirstValidation);
         mMetricsLog.log(new ValidationProbeEvent(mNetId, durationMs, probeType, probeResult));
     }
 }
diff --git a/services/core/java/com/android/server/connectivity/Tethering.java b/services/core/java/com/android/server/connectivity/Tethering.java
index 0beb227..6d96a10 100644
--- a/services/core/java/com/android/server/connectivity/Tethering.java
+++ b/services/core/java/com/android/server/connectivity/Tethering.java
@@ -71,6 +71,7 @@
 import com.android.internal.util.StateMachine;
 import com.android.server.connectivity.tethering.IControlsTethering;
 import com.android.server.connectivity.tethering.IPv6TetheringCoordinator;
+import com.android.server.connectivity.tethering.IPv6TetheringInterfaceServices;
 import com.android.server.connectivity.tethering.TetherInterfaceStateMachine;
 import com.android.server.net.BaseNetworkObserver;
 
@@ -1939,7 +1940,8 @@
     private void trackNewTetherableInterface(String iface, int interfaceType) {
         TetherState tetherState;
         tetherState = new TetherState(new TetherInterfaceStateMachine(iface, mLooper,
-                interfaceType, mNMService, mStatsService, this));
+                interfaceType, mNMService, mStatsService, this,
+                new IPv6TetheringInterfaceServices(iface, mNMService)));
         mTetherStates.put(iface, tetherState);
         tetherState.mStateMachine.start();
     }
diff --git a/services/core/java/com/android/server/connectivity/Vpn.java b/services/core/java/com/android/server/connectivity/Vpn.java
index ede3bda..afc6247 100644
--- a/services/core/java/com/android/server/connectivity/Vpn.java
+++ b/services/core/java/com/android/server/connectivity/Vpn.java
@@ -27,6 +27,8 @@
 import android.annotation.UserIdInt;
 import android.app.AppGlobals;
 import android.app.AppOpsManager;
+import android.app.Notification;
+import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
@@ -76,6 +78,7 @@
 import android.util.ArraySet;
 import android.util.Log;
 
+import com.android.internal.R;
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.net.LegacyVpnInfo;
@@ -241,12 +244,14 @@
     /**
      * Update current state, dispaching event to listeners.
      */
-    private void updateState(DetailedState detailedState, String reason) {
+    @VisibleForTesting
+    protected void updateState(DetailedState detailedState, String reason) {
         if (LOGD) Log.d(TAG, "setting state=" + detailedState + ", reason=" + reason);
         mNetworkInfo.setDetailedState(detailedState, reason, null);
         if (mNetworkAgent != null) {
             mNetworkAgent.sendNetworkInfo(mNetworkInfo);
         }
+        updateAlwaysOnNotification(detailedState);
     }
 
     /**
@@ -280,7 +285,10 @@
         }
 
         mLockdown = (mAlwaysOn && lockdown);
-        if (!isCurrentPreparedPackage(packageName)) {
+        if (isCurrentPreparedPackage(packageName)) {
+            updateAlwaysOnNotification(mNetworkInfo.getDetailedState());
+        } else {
+            // Prepare this app. The notification will update as a side-effect of updateState().
             prepareInternal(packageName);
         }
         maybeRegisterPackageChangeReceiverLocked(packageName);
@@ -682,22 +690,19 @@
         }
     }
 
-    private void agentDisconnect(NetworkInfo networkInfo, NetworkAgent networkAgent) {
-        networkInfo.setIsAvailable(false);
-        networkInfo.setDetailedState(DetailedState.DISCONNECTED, null, null);
+    private void agentDisconnect(NetworkAgent networkAgent) {
         if (networkAgent != null) {
+            NetworkInfo networkInfo = new NetworkInfo(mNetworkInfo);
+            networkInfo.setIsAvailable(false);
+            networkInfo.setDetailedState(DetailedState.DISCONNECTED, null, null);
             networkAgent.sendNetworkInfo(networkInfo);
         }
     }
 
-    private void agentDisconnect(NetworkAgent networkAgent) {
-        NetworkInfo networkInfo = new NetworkInfo(mNetworkInfo);
-        agentDisconnect(networkInfo, networkAgent);
-    }
-
     private void agentDisconnect() {
         if (mNetworkInfo.isConnected()) {
-            agentDisconnect(mNetworkInfo, mNetworkAgent);
+            mNetworkInfo.setIsAvailable(false);
+            updateState(DetailedState.DISCONNECTED, "agentDisconnect");
             mNetworkAgent = null;
         }
     }
@@ -1250,6 +1255,43 @@
         }
     }
 
+    private void updateAlwaysOnNotification(DetailedState networkState) {
+        final boolean visible = (mAlwaysOn && networkState != DetailedState.CONNECTED);
+        updateAlwaysOnNotificationInternal(visible);
+    }
+
+    @VisibleForTesting
+    protected void updateAlwaysOnNotificationInternal(boolean visible) {
+        final UserHandle user = UserHandle.of(mUserHandle);
+        final long token = Binder.clearCallingIdentity();
+        try {
+            final NotificationManager notificationManager = NotificationManager.from(mContext);
+            if (!visible) {
+                notificationManager.cancelAsUser(TAG, 0, user);
+                return;
+            }
+            final Intent intent = new Intent(Settings.ACTION_VPN_SETTINGS);
+            final PendingIntent configIntent = PendingIntent.getActivityAsUser(
+                    mContext, /* request */ 0, intent,
+                    PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT,
+                    null, user);
+            final Notification.Builder builder = new Notification.Builder(mContext)
+                    .setDefaults(0)
+                    .setSmallIcon(R.drawable.vpn_connected)
+                    .setContentTitle(mContext.getString(R.string.vpn_lockdown_disconnected))
+                    .setContentText(mContext.getString(R.string.vpn_lockdown_config))
+                    .setContentIntent(configIntent)
+                    .setCategory(Notification.CATEGORY_SYSTEM)
+                    .setPriority(Notification.PRIORITY_LOW)
+                    .setVisibility(Notification.VISIBILITY_PUBLIC)
+                    .setOngoing(true)
+                    .setColor(mContext.getColor(R.color.system_notification_accent_color));
+            notificationManager.notifyAsUser(TAG, 0, builder.build(), user);
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
+
     private native int jniCreate(int mtu);
     private native String jniGetName(int tun);
     private native int jniSetAddresses(String interfaze, String addresses);
diff --git a/services/core/java/com/android/server/connectivity/tethering/IPv6TetheringInterfaceServices.java b/services/core/java/com/android/server/connectivity/tethering/IPv6TetheringInterfaceServices.java
index c2c1a8c..dec2f77 100644
--- a/services/core/java/com/android/server/connectivity/tethering/IPv6TetheringInterfaceServices.java
+++ b/services/core/java/com/android/server/connectivity/tethering/IPv6TetheringInterfaceServices.java
@@ -45,7 +45,7 @@
 /**
  * @hide
  */
-class IPv6TetheringInterfaceServices {
+public class IPv6TetheringInterfaceServices {
     private static final String TAG = IPv6TetheringInterfaceServices.class.getSimpleName();
     private static final IpPrefix LINK_LOCAL_PREFIX = new IpPrefix("fe80::/64");
     private static final int RFC7421_IP_PREFIX_LENGTH = 64;
@@ -59,7 +59,7 @@
     private RouterAdvertisementDaemon mRaDaemon;
     private RaParams mLastRaParams;
 
-    IPv6TetheringInterfaceServices(String ifname, INetworkManagementService nms) {
+    public IPv6TetheringInterfaceServices(String ifname, INetworkManagementService nms) {
         mIfName = ifname;
         mNMService = nms;
     }
diff --git a/services/core/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachine.java b/services/core/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachine.java
index 6ca4e27..37221a9 100644
--- a/services/core/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachine.java
+++ b/services/core/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachine.java
@@ -94,14 +94,14 @@
 
     public TetherInterfaceStateMachine(String ifaceName, Looper looper, int interfaceType,
                     INetworkManagementService nMService, INetworkStatsService statsService,
-                    IControlsTethering tetherController) {
+                    IControlsTethering tetherController, IPv6TetheringInterfaceServices ipv6Svc) {
         super(ifaceName, looper);
         mNMService = nMService;
         mStatsService = statsService;
         mTetherController = tetherController;
         mIfaceName = ifaceName;
         mInterfaceType = interfaceType;
-        mIPv6TetherSvc = new IPv6TetheringInterfaceServices(mIfaceName, mNMService);
+        mIPv6TetherSvc = ipv6Svc;
         mLastError = ConnectivityManager.TETHER_ERROR_NO_ERROR;
 
         mInitialState = new InitialState();
diff --git a/services/core/java/com/android/server/net/NetworkIdentitySet.java b/services/core/java/com/android/server/net/NetworkIdentitySet.java
index 959a823..c48f430 100644
--- a/services/core/java/com/android/server/net/NetworkIdentitySet.java
+++ b/services/core/java/com/android/server/net/NetworkIdentitySet.java
@@ -91,6 +91,19 @@
         }
     }
 
+    /** @return whether any {@link NetworkIdentity} in this set is considered metered. */
+    public boolean isAnyMemberMetered() {
+        if (isEmpty()) {
+            return false;
+        }
+        for (NetworkIdentity ident : this) {
+            if (ident.getMetered()) {
+                return true;
+            }
+        }
+        return false;
+    }
+
     /** @return whether any {@link NetworkIdentity} in this set is considered roaming. */
     public boolean isAnyMemberRoaming() {
         if (isEmpty()) {
diff --git a/services/core/java/com/android/server/net/NetworkStatsCollection.java b/services/core/java/com/android/server/net/NetworkStatsCollection.java
index 673dd8f..c45b416 100644
--- a/services/core/java/com/android/server/net/NetworkStatsCollection.java
+++ b/services/core/java/com/android/server/net/NetworkStatsCollection.java
@@ -17,6 +17,8 @@
 package com.android.server.net;
 
 import static android.net.NetworkStats.IFACE_ALL;
+import static android.net.NetworkStats.METERED_NO;
+import static android.net.NetworkStats.METERED_YES;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.ROAMING_YES;
 import static android.net.NetworkStats.SET_ALL;
@@ -242,6 +244,7 @@
                 entry.uid = key.uid;
                 entry.set = key.set;
                 entry.tag = key.tag;
+                entry.metered = key.ident.isAnyMemberMetered() ? METERED_YES : METERED_NO;
                 entry.roaming = key.ident.isAnyMemberRoaming() ? ROAMING_YES : ROAMING_NO;
                 entry.rxBytes = historyEntry.rxBytes;
                 entry.rxPackets = historyEntry.rxPackets;
diff --git a/services/core/java/com/android/server/pm/Installer.java b/services/core/java/com/android/server/pm/Installer.java
index bff68d8..f00065f 100644
--- a/services/core/java/com/android/server/pm/Installer.java
+++ b/services/core/java/com/android/server/pm/Installer.java
@@ -34,7 +34,7 @@
 
 import java.util.Arrays;
 
-public final class Installer extends SystemService {
+public class Installer extends SystemService {
     private static final String TAG = "Installer";
 
     /* ***************************************************************************
@@ -58,25 +58,33 @@
     public static final int FLAG_CLEAR_CACHE_ONLY = 1 << 8;
     public static final int FLAG_CLEAR_CODE_CACHE_ONLY = 1 << 9;
 
+    private final boolean mIsolated;
+
+    // TODO: reconnect if installd restarts
     private final InstallerConnection mInstaller;
     private final IInstalld mInstalld;
 
     private volatile Object mWarnIfHeld;
 
     public Installer(Context context) {
-        super(context);
-        mInstaller = new InstallerConnection();
-        // TODO: reconnect if installd restarts
-        mInstalld = IInstalld.Stub.asInterface(ServiceManager.getService("installd"));
+        this(context, false);
     }
 
-    // Package-private installer that accepts a custom InstallerConnection. Used for
-    // OtaDexoptService.
-    Installer(Context context, InstallerConnection connection) {
+    /**
+     * @param isolated indicates if this object should <em>not</em> connect to
+     *            the real {@code installd}. All remote calls will be ignored
+     *            unless you extend this class and intercept them.
+     */
+    public Installer(Context context, boolean isolated) {
         super(context);
-        mInstaller = connection;
-        // TODO: reconnect if installd restarts
-        mInstalld = IInstalld.Stub.asInterface(ServiceManager.getService("installd"));
+        mIsolated = isolated;
+        if (isolated) {
+            mInstaller = null;
+            mInstalld = null;
+        } else {
+            mInstaller = new InstallerConnection();
+            mInstalld = IInstalld.Stub.asInterface(ServiceManager.getService("installd"));
+        }
     }
 
     /**
@@ -84,26 +92,41 @@
      * the given object.
      */
     public void setWarnIfHeld(Object warnIfHeld) {
-        mInstaller.setWarnIfHeld(warnIfHeld);
+        if (mInstaller != null) {
+            mInstaller.setWarnIfHeld(warnIfHeld);
+        }
         mWarnIfHeld = warnIfHeld;
     }
 
     @Override
     public void onStart() {
-        Slog.i(TAG, "Waiting for installd to be ready.");
-        mInstaller.waitForConnection();
+        if (mInstaller != null) {
+            Slog.i(TAG, "Waiting for installd to be ready.");
+            mInstaller.waitForConnection();
+        }
     }
 
-    private void checkLock() {
+    /**
+     * Do several pre-flight checks before making a remote call.
+     *
+     * @return if the remote call should continue.
+     */
+    private boolean checkBeforeRemote() {
         if (mWarnIfHeld != null && Thread.holdsLock(mWarnIfHeld)) {
             Slog.wtf(TAG, "Calling thread " + Thread.currentThread().getName() + " is holding 0x"
                     + Integer.toHexString(System.identityHashCode(mWarnIfHeld)), new Throwable());
         }
+        if (mIsolated) {
+            Slog.i(TAG, "Ignoring request because this installer is isolated");
+            return false;
+        } else {
+            return true;
+        }
     }
 
     public void createAppData(String uuid, String packageName, int userId, int flags, int appId,
             String seInfo, int targetSdkVersion) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.createAppData(uuid, packageName, userId, flags, appId, seInfo,
                     targetSdkVersion);
@@ -114,7 +137,7 @@
 
     public void restoreconAppData(String uuid, String packageName, int userId, int flags, int appId,
             String seInfo) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.restoreconAppData(uuid, packageName, userId, flags, appId, seInfo);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -124,7 +147,7 @@
 
     public void migrateAppData(String uuid, String packageName, int userId, int flags)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.migrateAppData(uuid, packageName, userId, flags);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -134,7 +157,7 @@
 
     public void clearAppData(String uuid, String packageName, int userId, int flags,
             long ceDataInode) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.clearAppData(uuid, packageName, userId, flags, ceDataInode);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -144,7 +167,7 @@
 
     public void destroyAppData(String uuid, String packageName, int userId, int flags,
             long ceDataInode) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.destroyAppData(uuid, packageName, userId, flags, ceDataInode);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -155,7 +178,7 @@
     public void moveCompleteApp(String fromUuid, String toUuid, String packageName,
             String dataAppName, int appId, String seInfo, int targetSdkVersion)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.moveCompleteApp(fromUuid, toUuid, packageName, dataAppName, appId, seInfo,
                     targetSdkVersion);
@@ -166,6 +189,7 @@
 
     public void getAppSize(String uuid, String pkgname, int userid, int flags, long ceDataInode,
             String codePath, PackageStats stats) throws InstallerException {
+        if (!checkBeforeRemote()) return;
         final String[] res = mInstaller.execute("get_app_size", uuid, pkgname, userid, flags,
                 ceDataInode, codePath);
         try {
@@ -179,7 +203,7 @@
 
     public long getAppDataInode(String uuid, String packageName, int userId, int flags)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return -1;
         try {
             return mInstalld.getAppDataInode(uuid, packageName, userId, flags);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -187,25 +211,18 @@
         }
     }
 
-    public void dexopt(String apkPath, int uid, String instructionSet, int dexoptNeeded,
-            int dexFlags, String compilerFilter, String volumeUuid, String sharedLibraries)
-            throws InstallerException {
-        assertValidInstructionSet(instructionSet);
-        mInstaller.dexopt(apkPath, uid, instructionSet, dexoptNeeded, dexFlags,
-                compilerFilter, volumeUuid, sharedLibraries);
-    }
-
-    public void dexopt(String apkPath, int uid, String pkgName, String instructionSet,
+    public void dexopt(String apkPath, int uid, @Nullable String pkgName, String instructionSet,
             int dexoptNeeded, @Nullable String outputPath, int dexFlags,
-            String compilerFilter, String volumeUuid, String sharedLibraries)
+            String compilerFilter, @Nullable String volumeUuid, @Nullable String sharedLibraries)
             throws InstallerException {
         assertValidInstructionSet(instructionSet);
+        if (!checkBeforeRemote()) return;
         mInstaller.dexopt(apkPath, uid, pkgName, instructionSet, dexoptNeeded,
                 outputPath, dexFlags, compilerFilter, volumeUuid, sharedLibraries);
     }
 
     public boolean mergeProfiles(int uid, String packageName) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return false;
         try {
             return mInstalld.mergeProfiles(uid, packageName);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -215,7 +232,7 @@
 
     public boolean dumpProfiles(int uid, String packageName, String codePaths)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return false;
         try {
             return mInstalld.dumpProfiles(uid, packageName, codePaths);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -225,7 +242,7 @@
 
     public void idmap(String targetApkPath, String overlayApkPath, int uid)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.idmap(targetApkPath, overlayApkPath, uid);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -235,7 +252,7 @@
 
     public void rmdex(String codePath, String instructionSet) throws InstallerException {
         assertValidInstructionSet(instructionSet);
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.rmdex(codePath, instructionSet);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -244,7 +261,7 @@
     }
 
     public void rmPackageDir(String packageDir) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.rmPackageDir(packageDir);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -253,7 +270,7 @@
     }
 
     public void clearAppProfiles(String packageName) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.clearAppProfiles(packageName);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -262,7 +279,7 @@
     }
 
     public void destroyAppProfiles(String packageName) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.destroyAppProfiles(packageName);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -272,7 +289,7 @@
 
     public void createUserData(String uuid, int userId, int userSerial, int flags)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.createUserData(uuid, userId, userSerial, flags);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -281,7 +298,7 @@
     }
 
     public void destroyUserData(String uuid, int userId, int flags) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.destroyUserData(uuid, userId, flags);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -291,7 +308,7 @@
 
     public void markBootComplete(String instructionSet) throws InstallerException {
         assertValidInstructionSet(instructionSet);
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.markBootComplete(instructionSet);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -300,7 +317,7 @@
     }
 
     public void freeCache(String uuid, long freeStorageSize) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.freeCache(uuid, freeStorageSize);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -315,7 +332,7 @@
      */
     public void linkNativeLibraryDirectory(String uuid, String packageName, String nativeLibPath32,
             int userId) throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.linkNativeLibraryDirectory(uuid, packageName, nativeLibPath32, userId);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -325,7 +342,7 @@
 
     public void createOatDir(String oatDir, String dexInstructionSet)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.createOatDir(oatDir, dexInstructionSet);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -335,7 +352,7 @@
 
     public void linkFile(String relativePath, String fromBase, String toBase)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.linkFile(relativePath, fromBase, toBase);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -345,7 +362,7 @@
 
     public void moveAb(String apkPath, String instructionSet, String outputPath)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.moveAb(apkPath, instructionSet, outputPath);
         } catch (RemoteException | ServiceSpecificException e) {
@@ -355,7 +372,7 @@
 
     public void deleteOdex(String apkPath, String instructionSet, String outputPath)
             throws InstallerException {
-        checkLock();
+        if (!checkBeforeRemote()) return;
         try {
             mInstalld.deleteOdex(apkPath, instructionSet, outputPath);
         } catch (RemoteException | ServiceSpecificException e) {
diff --git a/services/core/java/com/android/server/pm/OtaDexoptService.java b/services/core/java/com/android/server/pm/OtaDexoptService.java
index 689917c..c0ae272 100644
--- a/services/core/java/com/android/server/pm/OtaDexoptService.java
+++ b/services/core/java/com/android/server/pm/OtaDexoptService.java
@@ -21,6 +21,7 @@
 import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets;
 import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason;
 
+import android.annotation.Nullable;
 import android.content.Context;
 import android.content.pm.IOtaDexopt;
 import android.content.pm.PackageParser;
@@ -29,15 +30,17 @@
 import android.os.ResultReceiver;
 import android.os.ServiceManager;
 import android.os.storage.StorageManager;
+import android.text.TextUtils;
 import android.util.Log;
 import android.util.Slog;
+
 import com.android.internal.logging.MetricsLogger;
-import com.android.internal.os.InstallerConnection;
 import com.android.internal.os.InstallerConnection.InstallerException;
 
 import java.io.File;
 import java.io.FileDescriptor;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
@@ -276,9 +279,27 @@
      */
     private synchronized List<String> generatePackageDexopts(PackageParser.Package pkg,
             int compilationReason) {
-        // Use our custom connection that just collects the commands.
-        RecordingInstallerConnection collectingConnection = new RecordingInstallerConnection();
-        Installer collectingInstaller = new Installer(mContext, collectingConnection);
+        // Intercept and collect dexopt requests
+        final List<String> commands = new ArrayList<String>();
+        final Installer collectingInstaller = new Installer(mContext, true) {
+            @Override
+            public void dexopt(String apkPath, int uid, @Nullable String pkgName,
+                    String instructionSet, int dexoptNeeded, @Nullable String outputPath,
+                    int dexFlags, String compilerFilter, @Nullable String volumeUuid,
+                    @Nullable String sharedLibraries) throws InstallerException {
+                commands.add(buildCommand("dexopt",
+                        apkPath,
+                        uid,
+                        pkgName,
+                        instructionSet,
+                        dexoptNeeded,
+                        outputPath,
+                        dexFlags,
+                        compilerFilter,
+                        volumeUuid,
+                        sharedLibraries));
+            }
+        };
 
         // Use the package manager install and install lock here for the OTA dex optimizer.
         PackageDexOptimizer optimizer = new OTADexoptPackageDexOptimizer(
@@ -295,7 +316,7 @@
                 getCompilerFilterForReason(compilationReason),
                 null /* CompilerStats.PackageStats */);
 
-        return collectingConnection.commands;
+        return commands;
     }
 
     @Override
@@ -414,39 +435,27 @@
 
     }
 
-    private static class RecordingInstallerConnection extends InstallerConnection {
-        public List<String> commands = new ArrayList<String>(1);
-
-        @Override
-        public void setWarnIfHeld(Object warnIfHeld) {
-            throw new IllegalStateException("Should not reach here");
+    /**
+     * Cook up argument list in the format that {@code installd} expects.
+     */
+    private static String buildCommand(Object... args) {
+        final StringBuilder builder = new StringBuilder();
+        for (Object arg : args) {
+            String escaped;
+            if (arg == null) {
+                escaped = "";
+            } else {
+                escaped = String.valueOf(arg);
+            }
+            if (escaped.indexOf('\0') != -1 || escaped.indexOf(' ') != -1 || "!".equals(escaped)) {
+                throw new IllegalArgumentException(
+                        "Invalid argument while executing " + Arrays.toString(args));
+            }
+            if (TextUtils.isEmpty(escaped)) {
+                escaped = "!";
+            }
+            builder.append(' ').append(escaped);
         }
-
-        @Override
-        public synchronized String transact(String cmd) {
-            commands.add(cmd);
-            return "0";
-        }
-
-        @Override
-        public boolean mergeProfiles(int uid, String pkgName) throws InstallerException {
-            throw new IllegalStateException("Should not reach here");
-        }
-
-        @Override
-        public boolean dumpProfiles(String gid, String packageName, String codePaths)
-                throws InstallerException {
-            throw new IllegalStateException("Should not reach here");
-        }
-
-        @Override
-        public void disconnect() {
-            throw new IllegalStateException("Should not reach here");
-        }
-
-        @Override
-        public void waitForConnection() {
-            throw new IllegalStateException("Should not reach here");
-        }
+        return builder.toString();
     }
 }
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 9102fee..81c31b8 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -2228,8 +2228,9 @@
                                     getCompilerFilterForReason(REASON_SHARED_APK),
                                     false /* newProfile */);
                             if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) {
-                                mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet,
-                                        dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/,
+                                mInstaller.dexopt(lib, Process.SYSTEM_UID, "*",
+                                        dexCodeInstructionSet, dexoptNeeded, null,
+                                        DEXOPT_PUBLIC,
                                         getCompilerFilterForReason(REASON_SHARED_APK),
                                         StorageManager.UUID_PRIVATE_INTERNAL,
                                         SKIP_SHARED_LIBRARY_CHECK);
diff --git a/services/core/proto/ipconnectivity.proto b/services/core/proto/ipconnectivity.proto
index e0d7f09..29b318f 100644
--- a/services/core/proto/ipconnectivity.proto
+++ b/services/core/proto/ipconnectivity.proto
@@ -53,6 +53,7 @@
 
   // The event type code of the probe, represented by constants defined in
   // android.net.metrics.IpReachabilityEvent.
+  // NUD_FAILED_ORGANIC and PROVISIONING_LOST_ORGANIC recorded since version 1.
   optional int32 event_type = 2;
 };
 
@@ -126,11 +127,12 @@
 
   // Lifetime duration in milliseconds of a DhcpClient state, or transition
   // time in milliseconds between specific pairs of DhcpClient's states.
-  // Only populated when state_transition is populated.
+  // Only populated since version 1, when state_transition is populated.
   optional int32 duration_ms = 4;
 }
 
 // Represents the generation of an Android Packet Filter program.
+// Since version 1.
 message ApfProgramEvent {
   // Lifetime of the program in seconds.
   optional int64 lifetime = 1;
@@ -154,6 +156,7 @@
 
 // Represents Router Advertisement listening statistics for an interface with
 // Android Packet Filter enabled.
+// Since version 1.
 message ApfStatistics {
   // The time interval in milliseconds these stastistics cover.
   optional int64 duration_ms = 1;
@@ -183,6 +186,7 @@
 
 // Represents the reception of a Router Advertisement packet for an interface
 // with Android Packet Filter enabled.
+// Since version 1.
 message RaEvent {
   // All lifetime values are expressed in seconds. The default value for an
   // option lifetime that was not present in the RA option list is -1.
@@ -271,4 +275,11 @@
 
   // The number of events that had to be dropped due to a full buffer.
   optional int32 dropped_events = 2;
+
+  // The version number of the metrics events being collected.
+  //  nyc-dev: not populated, implicitly 0
+  //  nyc-dr1: not populated, implicitly 1 (sailfish and marlin only)
+  //  nyc-mr1: not populated, implicitly 1
+  //  nyc-mr2: 2
+  optional int32 version = 3;
 };
diff --git a/services/net/java/android/net/apf/ApfFilter.java b/services/net/java/android/net/apf/ApfFilter.java
index 4c75452..83001df 100644
--- a/services/net/java/android/net/apf/ApfFilter.java
+++ b/services/net/java/android/net/apf/ApfFilter.java
@@ -194,8 +194,10 @@
             { (byte) 0xff, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 };
 
     private static final int ICMP6_TYPE_OFFSET = ETH_HEADER_LEN + IPV6_HEADER_LEN;
-    private static final int ICMP6_NEIGHBOR_ANNOUNCEMENT = 136;
+    private static final int ICMP6_ROUTER_SOLICITATION = 133;
     private static final int ICMP6_ROUTER_ADVERTISEMENT = 134;
+    private static final int ICMP6_NEIGHBOR_SOLICITATION = 135;
+    private static final int ICMP6_NEIGHBOR_ANNOUNCEMENT = 136;
 
     // NOTE: this must be added to the IPv4 header length in IPV4_HEADER_SIZE_MEMORY_SLOT
     private static final int UDP_DESTINATION_PORT_OFFSET = ETH_HEADER_LEN + 2;
@@ -283,14 +285,20 @@
         mReceiveThread.start();
     }
 
-    // Returns seconds since Unix Epoch.
-    // TODO: use SystemClock.elapsedRealtime() instead
+    // Returns seconds since device boot.
     private static long curTime() {
-        return System.currentTimeMillis() / DateUtils.SECOND_IN_MILLIS;
+        return SystemClock.elapsedRealtime() / DateUtils.SECOND_IN_MILLIS;
+    }
+
+    public static class InvalidRaException extends Exception {
+        public InvalidRaException(String m) {
+            super(m);
+        }
     }
 
     // A class to hold information about an RA.
-    private class Ra {
+    @VisibleForTesting
+    class Ra {
         // From RFC4861:
         private static final int ICMP6_RA_HEADER_LEN = 16;
         private static final int ICMP6_RA_CHECKSUM_OFFSET =
@@ -362,7 +370,7 @@
             } catch (UnsupportedOperationException e) {
                 // array() failed. Cannot happen, mPacket is array-backed and read-write.
                 return "???";
-            } catch (ClassCastException | UnknownHostException e) {
+            } catch (ClassCastException|UnknownHostException e) {
                 // Cannot happen.
                 return "???";
             }
@@ -372,16 +380,16 @@
         // TODO: Make this static once RA is its own class.
         private void prefixOptionToString(StringBuffer sb, int offset) {
             String prefix = IPv6AddresstoString(offset + 16);
-            int length = uint8(mPacket.get(offset + 2));
-            long valid = mPacket.getInt(offset + 4);
-            long preferred = mPacket.getInt(offset + 8);
+            int length = getUint8(mPacket, offset + 2);
+            long valid = getUint32(mPacket, offset + 4);
+            long preferred = getUint32(mPacket, offset + 8);
             sb.append(String.format("%s/%d %ds/%ds ", prefix, length, valid, preferred));
         }
 
         private void rdnssOptionToString(StringBuffer sb, int offset) {
-            int optLen = uint8(mPacket.get(offset + 1)) * 8;
+            int optLen = getUint8(mPacket, offset + 1) * 8;
             if (optLen < 24) return;  // Malformed or empty.
-            long lifetime = uint32(mPacket.getInt(offset + 4));
+            long lifetime = getUint32(mPacket, offset + 4);
             int numServers = (optLen - 8) / 16;
             sb.append("DNS ").append(lifetime).append("s");
             for (int server = 0; server < numServers; server++) {
@@ -395,7 +403,7 @@
                 sb.append(String.format("RA %s -> %s %ds ",
                         IPv6AddresstoString(IPV6_SRC_ADDR_OFFSET),
                         IPv6AddresstoString(IPV6_DEST_ADDR_OFFSET),
-                        uint16(mPacket.getShort(ICMP6_RA_ROUTER_LIFETIME_OFFSET))));
+                        getUint16(mPacket, ICMP6_RA_ROUTER_LIFETIME_OFFSET)));
                 for (int i: mPrefixOptionOffsets) {
                     prefixOptionToString(sb, i);
                 }
@@ -403,7 +411,7 @@
                     rdnssOptionToString(sb, i);
                 }
                 return sb.toString();
-            } catch (BufferUnderflowException | IndexOutOfBoundsException e) {
+            } catch (BufferUnderflowException|IndexOutOfBoundsException e) {
                 return "<Malformed RA>";
             }
         }
@@ -436,16 +444,20 @@
         // Buffer.position(int) or due to an invalid-length option) or IndexOutOfBoundsException
         // (from ByteBuffer.get(int) ) if parsing encounters something non-compliant with
         // specifications.
-        Ra(byte[] packet, int length) {
+        Ra(byte[] packet, int length) throws InvalidRaException {
+            if (length < ICMP6_RA_OPTION_OFFSET) {
+                throw new InvalidRaException("Not an ICMP6 router advertisement");
+            }
+
             mPacket = ByteBuffer.wrap(Arrays.copyOf(packet, length));
             mLastSeen = curTime();
 
             // Sanity check packet in case a packet arrives before we attach RA filter
             // to our packet socket. b/29586253
             if (getUint16(mPacket, ETH_ETHERTYPE_OFFSET) != ETH_P_IPV6 ||
-                    uint8(mPacket.get(IPV6_NEXT_HEADER_OFFSET)) != IPPROTO_ICMPV6 ||
-                    uint8(mPacket.get(ICMP6_TYPE_OFFSET)) != ICMP6_ROUTER_ADVERTISEMENT) {
-                throw new IllegalArgumentException("Not an ICMP6 router advertisement");
+                    getUint8(mPacket, IPV6_NEXT_HEADER_OFFSET) != IPPROTO_ICMPV6 ||
+                    getUint8(mPacket, ICMP6_TYPE_OFFSET) != ICMP6_ROUTER_ADVERTISEMENT) {
+                throw new InvalidRaException("Not an ICMP6 router advertisement");
             }
 
 
@@ -466,8 +478,8 @@
             mPacket.position(ICMP6_RA_OPTION_OFFSET);
             while (mPacket.hasRemaining()) {
                 final int position = mPacket.position();
-                final int optionType = uint8(mPacket.get(position));
-                final int optionLength = uint8(mPacket.get(position + 1)) * 8;
+                final int optionType = getUint8(mPacket, position);
+                final int optionLength = getUint8(mPacket, position + 1) * 8;
                 long lifetime;
                 switch (optionType) {
                     case ICMP6_PREFIX_OPTION_TYPE:
@@ -511,7 +523,7 @@
                         break;
                 }
                 if (optionLength <= 0) {
-                    throw new IllegalArgumentException(String.format(
+                    throw new InvalidRaException(String.format(
                         "Invalid option length opt=%d len=%d", optionType, optionLength));
                 }
                 mPacket.position(position + optionLength);
@@ -552,10 +564,10 @@
                 final long optionLifetime;
                 switch (lifetimeLength) {
                     case 2:
-                        optionLifetime = uint16(byteBuffer.getShort(offset));
+                        optionLifetime = getUint16(byteBuffer, offset);
                         break;
                     case 4:
-                        optionLifetime = uint32(byteBuffer.getInt(offset));
+                        optionLifetime = getUint32(byteBuffer, offset);
                         break;
                     default:
                         throw new IllegalStateException("bogus lifetime size " + lifetimeLength);
@@ -795,6 +807,8 @@
         //   if it's multicast and we're dropping multicast:
         //     drop
         //   pass
+        // if it's ICMPv6 RS to any:
+        //   drop
         // if it's ICMPv6 NA to ff02::1:
         //   drop
 
@@ -819,10 +833,12 @@
 
         // Add unsolicited multicast neighbor announcements filter
         String skipUnsolicitedMulticastNALabel = "skipUnsolicitedMulticastNA";
-        // If not neighbor announcements, skip unsolicited multicast NA filter
         gen.addLoad8(Register.R0, ICMP6_TYPE_OFFSET);
+        // Drop all router solicitations (b/32833400)
+        gen.addJumpIfR0Equals(ICMP6_ROUTER_SOLICITATION, gen.DROP_LABEL);
+        // If not neighbor announcements, skip filter.
         gen.addJumpIfR0NotEquals(ICMP6_NEIGHBOR_ANNOUNCEMENT, skipUnsolicitedMulticastNALabel);
-        // If to ff02::1, drop
+        // If to ff02::1, drop.
         // TODO: Drop only if they don't contain the address of on-link neighbours.
         gen.addLoadImmediate(Register.R0, IPV6_DEST_ADDR_OFFSET);
         gen.addJumpIfBytesNotEqual(Register.R0, IPV6_ALL_NODES_ADDRESS,
@@ -842,6 +858,7 @@
      * <li>Pass all non-ICMPv6 IPv6 packets,
      * <li>Pass all non-IPv4 and non-IPv6 packets,
      * <li>Drop IPv6 ICMPv6 NAs to ff02::1.
+     * <li>Drop IPv6 ICMPv6 RSs.
      * <li>Let execution continue off the end of the program for IPv6 ICMPv6 packets. This allows
      *     insertion of RA filters here, or if there aren't any, just passes the packets.
      * </ul>
@@ -925,8 +942,8 @@
             // Execution will reach the end of the program if no filters match, which will pass the
             // packet to the AP.
             program = gen.generate();
-        } catch (IllegalInstructionException e) {
-            Log.e(TAG, "Program failed to generate: ", e);
+        } catch (IllegalInstructionException|IllegalStateException e) {
+            Log.e(TAG, "Failed to generate APF program.", e);
             return;
         }
         mLastTimeInstalledProgram = curTime();
@@ -972,7 +989,8 @@
      * if the current APF program should be updated.
      * @return a ProcessRaResult enum describing what action was performed.
      */
-    private synchronized ProcessRaResult processRa(byte[] packet, int length) {
+    @VisibleForTesting
+    synchronized ProcessRaResult processRa(byte[] packet, int length) {
         if (VDBG) hexDump("Read packet = ", packet, length);
 
         // Have we seen this RA before?
@@ -1011,7 +1029,7 @@
         try {
             ra = new Ra(packet, length);
         } catch (Exception e) {
-            Log.e(TAG, "Error parsing RA: " + e);
+            Log.e(TAG, "Error parsing RA", e);
             return ProcessRaResult.PARSE_ERROR;
         }
         // Ignore 0 lifetime RAs.
@@ -1150,7 +1168,11 @@
         return i & 0xffffffffL;
     }
 
-    private static long getUint16(ByteBuffer buffer, int position) {
+    private static int getUint8(ByteBuffer buffer, int position) {
+        return uint8(buffer.get(position));
+    }
+
+    private static int getUint16(ByteBuffer buffer, int position) {
         return uint16(buffer.getShort(position));
     }
 
diff --git a/services/net/java/android/net/ip/IpReachabilityMonitor.java b/services/net/java/android/net/ip/IpReachabilityMonitor.java
index a6bb40c..a883e28 100644
--- a/services/net/java/android/net/ip/IpReachabilityMonitor.java
+++ b/services/net/java/android/net/ip/IpReachabilityMonitor.java
@@ -50,9 +50,9 @@
 import java.net.SocketAddress;
 import java.net.SocketException;
 import java.nio.ByteBuffer;
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -163,8 +163,7 @@
     private Map<InetAddress, Short> mIpWatchList = new HashMap<>();
     @GuardedBy("mLock")
     private int mIpWatchListVersion;
-    @GuardedBy("mLock")
-    private boolean mRunning;
+    private volatile boolean mRunning;
     // Time in milliseconds of the last forced probe request.
     private volatile long mLastProbeTimeMs;
 
@@ -246,7 +245,7 @@
     }
 
     public void stop() {
-        synchronized (mLock) { mRunning = false; }
+        mRunning = false;
         clearLinkProperties();
         mNetlinkSocketObserver.clearNetlinkSocket();
     }
@@ -281,12 +280,6 @@
         }
     }
 
-    private boolean stillRunning() {
-        synchronized (mLock) {
-            return mRunning;
-        }
-    }
-
     private static boolean isOnLink(List<RouteInfo> routes, InetAddress ip) {
         for (RouteInfo route : routes) {
             if (!route.hasGateway() && route.matches(ip)) {
@@ -390,12 +383,12 @@
     }
 
     public void probeAll() {
-        Set<InetAddress> ipProbeList = new HashSet<InetAddress>();
+        final List<InetAddress> ipProbeList;
         synchronized (mLock) {
-            ipProbeList.addAll(mIpWatchList.keySet());
+            ipProbeList = new ArrayList<>(mIpWatchList.keySet());
         }
 
-        if (!ipProbeList.isEmpty() && stillRunning()) {
+        if (!ipProbeList.isEmpty() && mRunning) {
             // Keep the CPU awake long enough to allow all ARP/ND
             // probes a reasonable chance at success. See b/23197666.
             //
@@ -406,7 +399,7 @@
         }
 
         for (InetAddress target : ipProbeList) {
-            if (!stillRunning()) {
+            if (!mRunning) {
                 break;
             }
             final int returnValue = probeNeighbor(mInterfaceIndex, target);
@@ -451,21 +444,21 @@
         @Override
         public void run() {
             if (VDBG) { Log.d(TAG, "Starting observing thread."); }
-            synchronized (mLock) { mRunning = true; }
+            mRunning = true;
 
             try {
                 setupNetlinkSocket();
             } catch (ErrnoException | SocketException e) {
                 Log.e(TAG, "Failed to suitably initialize a netlink socket", e);
-                synchronized (mLock) { mRunning = false; }
+                mRunning = false;
             }
 
-            ByteBuffer byteBuffer;
-            while (stillRunning()) {
+            while (mRunning) {
+                final ByteBuffer byteBuffer;
                 try {
                     byteBuffer = recvKernelReply();
                 } catch (ErrnoException e) {
-                    if (stillRunning()) { Log.w(TAG, "ErrnoException: ", e); }
+                    if (mRunning) { Log.w(TAG, "ErrnoException: ", e); }
                     break;
                 }
                 final long whenMs = SystemClock.elapsedRealtime();
@@ -477,7 +470,7 @@
 
             clearNetlinkSocket();
 
-            synchronized (mLock) { mRunning = false; }
+            mRunning = false; // Not a no-op when ErrnoException happened.
             if (VDBG) { Log.d(TAG, "Finishing observing thread."); }
         }
 
diff --git a/services/tests/servicestests/Android.mk b/services/tests/servicestests/Android.mk
index 3183930..2187c57 100644
--- a/services/tests/servicestests/Android.mk
+++ b/services/tests/servicestests/Android.mk
@@ -12,12 +12,12 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
+    easymocklib \
     frameworks-base-testutils \
     services.core \
     services.devicepolicy \
     services.net \
     services.usage \
-    easymocklib \
     guava \
     android-support-test \
     mockito-target \
diff --git a/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java b/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java
index 0d5daa5..f841bf9 100644
--- a/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java
@@ -24,6 +24,7 @@
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.LargeTest;
 import com.android.server.net.BaseNetworkObserver;
+import com.android.internal.util.test.BroadcastInterceptingContext;
 
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
diff --git a/services/tests/servicestests/src/com/android/server/NetworkPolicyManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/NetworkPolicyManagerServiceTest.java
index 541be3d..8d36ac9 100644
--- a/services/tests/servicestests/src/com/android/server/NetworkPolicyManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/NetworkPolicyManagerServiceTest.java
@@ -78,6 +78,7 @@
 import android.text.format.Time;
 import android.util.TrustedTime;
 
+import com.android.internal.util.test.BroadcastInterceptingContext;
 import com.android.server.net.NetworkPolicyManagerService;
 import com.google.common.util.concurrent.AbstractFuture;
 
diff --git a/services/tests/servicestests/src/com/android/server/NetworkScoreServiceTest.java b/services/tests/servicestests/src/com/android/server/NetworkScoreServiceTest.java
new file mode 100644
index 0000000..50911cb
--- /dev/null
+++ b/services/tests/servicestests/src/com/android/server/NetworkScoreServiceTest.java
@@ -0,0 +1,437 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server;
+
+import static android.net.NetworkScoreManager.CACHE_FILTER_NONE;
+
+import static junit.framework.Assert.assertEquals;
+import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertTrue;
+import static junit.framework.Assert.fail;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.anyListOf;
+import static org.mockito.Matchers.anyString;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.atLeastOnce;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
+import static org.mockito.Mockito.when;
+
+import android.Manifest.permission;
+import android.content.ComponentName;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.net.INetworkScoreCache;
+import android.net.NetworkKey;
+import android.net.NetworkScoreManager;
+import android.net.NetworkScorerAppManager;
+import android.net.NetworkScorerAppManager.NetworkScorerAppData;
+import android.net.ScoredNetwork;
+import android.net.WifiKey;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.os.UserHandle;
+import android.provider.Settings;
+import android.provider.Settings.Global;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.filters.MediumTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import com.android.internal.R;
+import com.android.server.devicepolicy.MockUtils;
+
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.List;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Captor;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+
+/**
+ * Tests for {@link NetworkScoreService}.
+ */
+@RunWith(AndroidJUnit4.class)
+@MediumTest
+public class NetworkScoreServiceTest {
+    private static final ScoredNetwork SCORED_NETWORK =
+            new ScoredNetwork(new NetworkKey(new WifiKey("\"ssid\"", "00:00:00:00:00:00")),
+                    null /* rssiCurve*/);
+    private static final NetworkScorerAppData PREV_SCORER = new NetworkScorerAppData(
+            "prevPackageName", 0, "prevScorerName", null /* configurationActivityClassName */,
+            "prevScoringServiceClass");
+    private static final NetworkScorerAppData NEW_SCORER = new NetworkScorerAppData(
+            "newPackageName", 1, "newScorerName", null /* configurationActivityClassName */,
+            "newScoringServiceClass");
+
+    @Mock private PackageManager mPackageManager;
+    @Mock private NetworkScorerAppManager mNetworkScorerAppManager;
+    @Mock private Context mContext;
+    @Mock private Resources mResources;
+    @Mock private INetworkScoreCache.Stub mNetworkScoreCache, mNetworkScoreCache2;
+    @Mock private IBinder mIBinder, mIBinder2;
+    @Captor private ArgumentCaptor<List<ScoredNetwork>> mScoredNetworkCaptor;
+
+    private ContentResolver mContentResolver;
+    private NetworkScoreService mNetworkScoreService;
+
+    @Before
+    public void setUp() throws Exception {
+        MockitoAnnotations.initMocks(this);
+        when(mNetworkScoreCache.asBinder()).thenReturn(mIBinder);
+        when(mNetworkScoreCache2.asBinder()).thenReturn(mIBinder2);
+        mContentResolver = InstrumentationRegistry.getContext().getContentResolver();
+        when(mContext.getContentResolver()).thenReturn(mContentResolver);
+        when(mContext.getResources()).thenReturn(mResources);
+        mNetworkScoreService = new NetworkScoreService(mContext, mNetworkScorerAppManager);
+    }
+
+    @Test
+    public void testSystemReady_networkScorerProvisioned() throws Exception {
+        Settings.Global.putInt(mContentResolver, Global.NETWORK_SCORING_PROVISIONED, 1);
+
+        mNetworkScoreService.systemReady();
+
+        verify(mNetworkScorerAppManager, never()).setActiveScorer(anyString());
+    }
+
+    @Test
+    public void testSystemReady_networkScorerNotProvisioned_defaultScorer() throws Exception {
+        Settings.Global.putInt(mContentResolver, Global.NETWORK_SCORING_PROVISIONED, 0);
+
+        when(mResources.getString(R.string.config_defaultNetworkScorerPackageName))
+                .thenReturn(NEW_SCORER.mPackageName);
+
+        mNetworkScoreService.systemReady();
+
+        verify(mNetworkScorerAppManager).setActiveScorer(NEW_SCORER.mPackageName);
+        assertEquals(1,
+                Settings.Global.getInt(mContentResolver, Global.NETWORK_SCORING_PROVISIONED));
+
+    }
+
+    @Test
+    public void testSystemReady_networkScorerNotProvisioned_noDefaultScorer() throws Exception {
+        Settings.Global.putInt(mContentResolver, Global.NETWORK_SCORING_PROVISIONED, 0);
+
+        when(mResources.getString(R.string.config_defaultNetworkScorerPackageName))
+                .thenReturn(null);
+
+        mNetworkScoreService.systemReady();
+
+        verify(mNetworkScorerAppManager, never()).setActiveScorer(anyString());
+        assertEquals(1,
+                Settings.Global.getInt(mContentResolver, Global.NETWORK_SCORING_PROVISIONED));
+    }
+
+    @Test
+    public void testSystemRunning() {
+        when(mNetworkScorerAppManager.getActiveScorer()).thenReturn(NEW_SCORER);
+
+        mNetworkScoreService.systemRunning();
+
+        verify(mContext).bindServiceAsUser(MockUtils.checkIntent(new Intent().setComponent(
+                new ComponentName(NEW_SCORER.mPackageName, NEW_SCORER.mScoringServiceClassName))),
+                any(ServiceConnection.class),
+                eq(Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE),
+                eq(UserHandle.SYSTEM));
+    }
+
+    @Test
+    public void testUpdateScores_notActiveScorer() {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(false);
+
+        try {
+            mNetworkScoreService.updateScores(new ScoredNetwork[0]);
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testUpdateScores_oneRegisteredCache() throws RemoteException {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(true);
+
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI,
+                mNetworkScoreCache, CACHE_FILTER_NONE);
+
+        mNetworkScoreService.updateScores(new ScoredNetwork[]{SCORED_NETWORK});
+
+        verify(mNetworkScoreCache).updateScores(mScoredNetworkCaptor.capture());
+
+        assertEquals(1, mScoredNetworkCaptor.getValue().size());
+        assertEquals(SCORED_NETWORK, mScoredNetworkCaptor.getValue().get(0));
+    }
+
+    @Test
+    public void testUpdateScores_twoRegisteredCaches() throws RemoteException {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(true);
+
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI,
+                mNetworkScoreCache, CACHE_FILTER_NONE);
+        mNetworkScoreService.registerNetworkScoreCache(
+                NetworkKey.TYPE_WIFI, mNetworkScoreCache2, CACHE_FILTER_NONE);
+
+        // updateScores should update both caches
+        mNetworkScoreService.updateScores(new ScoredNetwork[]{SCORED_NETWORK});
+
+        verify(mNetworkScoreCache).updateScores(anyListOf(ScoredNetwork.class));
+        verify(mNetworkScoreCache2).updateScores(anyListOf(ScoredNetwork.class));
+
+        mNetworkScoreService.unregisterNetworkScoreCache(
+                NetworkKey.TYPE_WIFI, mNetworkScoreCache2);
+
+        // updateScores should only update the first cache since the 2nd has been unregistered
+        mNetworkScoreService.updateScores(new ScoredNetwork[]{SCORED_NETWORK});
+
+        verify(mNetworkScoreCache, times(2)).updateScores(anyListOf(ScoredNetwork.class));
+
+        mNetworkScoreService.unregisterNetworkScoreCache(
+                NetworkKey.TYPE_WIFI, mNetworkScoreCache);
+
+        // updateScores should not update any caches since they are both unregistered
+        mNetworkScoreService.updateScores(new ScoredNetwork[]{SCORED_NETWORK});
+
+        // The register and unregister calls grab the binder from the score cache.
+        verify(mNetworkScoreCache, atLeastOnce()).asBinder();
+        verify(mNetworkScoreCache2, atLeastOnce()).asBinder();
+        verifyNoMoreInteractions(mNetworkScoreCache, mNetworkScoreCache2);
+    }
+
+    @Test
+    public void testClearScores_notActiveScorer_noBroadcastNetworkPermission() {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(false);
+        when(mContext.checkCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED))
+            .thenReturn(PackageManager.PERMISSION_DENIED);
+        try {
+            mNetworkScoreService.clearScores();
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testClearScores_activeScorer_noBroadcastNetworkPermission() {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(true);
+        when(mContext.checkCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED))
+            .thenReturn(PackageManager.PERMISSION_DENIED);
+
+        mNetworkScoreService.clearScores();
+    }
+
+    @Test
+    public void testClearScores_activeScorer() throws RemoteException {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(true);
+
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI, mNetworkScoreCache,
+                CACHE_FILTER_NONE);
+        mNetworkScoreService.clearScores();
+
+        verify(mNetworkScoreCache).clearScores();
+    }
+
+    @Test
+    public void testClearScores_notActiveScorer_hasBroadcastNetworkPermission()
+            throws RemoteException {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(false);
+        when(mContext.checkCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED))
+                .thenReturn(PackageManager.PERMISSION_GRANTED);
+
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI, mNetworkScoreCache,
+                CACHE_FILTER_NONE);
+        mNetworkScoreService.clearScores();
+
+        verify(mNetworkScoreCache).clearScores();
+    }
+
+    @Test
+    public void testSetActiveScorer_noScoreNetworksPermission() {
+        doThrow(new SecurityException()).when(mContext)
+                .enforceCallingOrSelfPermission(eq(permission.SCORE_NETWORKS), anyString());
+
+        try {
+            mNetworkScoreService.setActiveScorer(null);
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testSetActiveScorer_failure() throws RemoteException {
+        when(mNetworkScorerAppManager.getActiveScorer()).thenReturn(PREV_SCORER);
+        when(mNetworkScorerAppManager.setActiveScorer(NEW_SCORER.mPackageName)).thenReturn(false);
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI, mNetworkScoreCache,
+                CACHE_FILTER_NONE);
+
+        boolean success = mNetworkScoreService.setActiveScorer(NEW_SCORER.mPackageName);
+
+        assertFalse(success);
+        verify(mNetworkScoreCache).clearScores();
+        verify(mContext).bindServiceAsUser(MockUtils.checkIntent(new Intent().setComponent(
+                new ComponentName(PREV_SCORER.mPackageName, PREV_SCORER.mScoringServiceClassName))),
+                any(ServiceConnection.class),
+                eq(Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE),
+                eq(UserHandle.SYSTEM));
+    }
+
+    @Test
+    public void testSetActiveScorer_success() throws RemoteException {
+        when(mNetworkScorerAppManager.getActiveScorer()).thenReturn(PREV_SCORER, NEW_SCORER);
+        when(mNetworkScorerAppManager.setActiveScorer(NEW_SCORER.mPackageName)).thenReturn(true);
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI, mNetworkScoreCache,
+                CACHE_FILTER_NONE);
+
+        boolean success = mNetworkScoreService.setActiveScorer(NEW_SCORER.mPackageName);
+
+        assertTrue(success);
+        verify(mNetworkScoreCache).clearScores();
+        verify(mContext).bindServiceAsUser(MockUtils.checkIntent(new Intent().setComponent(
+                new ComponentName(NEW_SCORER.mPackageName, NEW_SCORER.mScoringServiceClassName))),
+                any(ServiceConnection.class),
+                eq(Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE),
+                eq(UserHandle.SYSTEM));
+        verify(mContext, times(2)).sendBroadcastAsUser(
+                MockUtils.checkIntentAction(NetworkScoreManager.ACTION_SCORER_CHANGED),
+                eq(UserHandle.SYSTEM));
+    }
+
+    @Test
+    public void testDisableScoring_notActiveScorer_noBroadcastNetworkPermission() {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(false);
+        when(mContext.checkCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED))
+                .thenReturn(PackageManager.PERMISSION_DENIED);
+
+        try {
+            mNetworkScoreService.disableScoring();
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+
+    }
+
+    @Test
+    public void testDisableScoring_activeScorer() throws RemoteException {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(true);
+        when(mNetworkScorerAppManager.getActiveScorer()).thenReturn(PREV_SCORER, null);
+        when(mNetworkScorerAppManager.setActiveScorer(null)).thenReturn(true);
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI, mNetworkScoreCache,
+                CACHE_FILTER_NONE);
+
+        mNetworkScoreService.disableScoring();
+
+        verify(mNetworkScoreCache).clearScores();
+        verify(mContext).sendBroadcastAsUser(
+                MockUtils.checkIntent(new Intent(NetworkScoreManager.ACTION_SCORER_CHANGED)
+                        .setPackage(PREV_SCORER.mPackageName)),
+                eq(UserHandle.SYSTEM));
+        verify(mContext, never()).bindServiceAsUser(any(Intent.class),
+                any(ServiceConnection.class), anyInt(), any(UserHandle.class));
+    }
+
+    @Test
+    public void testDisableScoring_notActiveScorer_hasBroadcastNetworkPermission()
+            throws RemoteException {
+        when(mNetworkScorerAppManager.isCallerActiveScorer(anyInt())).thenReturn(false);
+        when(mContext.checkCallingOrSelfPermission(permission.BROADCAST_NETWORK_PRIVILEGED))
+                .thenReturn(PackageManager.PERMISSION_GRANTED);
+        when(mNetworkScorerAppManager.getActiveScorer()).thenReturn(PREV_SCORER, null);
+        when(mNetworkScorerAppManager.setActiveScorer(null)).thenReturn(true);
+        mNetworkScoreService.registerNetworkScoreCache(NetworkKey.TYPE_WIFI, mNetworkScoreCache,
+                CACHE_FILTER_NONE);
+
+        mNetworkScoreService.disableScoring();
+
+        verify(mNetworkScoreCache).clearScores();
+        verify(mContext).sendBroadcastAsUser(
+                MockUtils.checkIntent(new Intent(NetworkScoreManager.ACTION_SCORER_CHANGED)
+                        .setPackage(PREV_SCORER.mPackageName)),
+                eq(UserHandle.SYSTEM));
+        verify(mContext, never()).bindServiceAsUser(any(Intent.class),
+                any(ServiceConnection.class), anyInt(), any(UserHandle.class));
+    }
+
+    @Test
+    public void testRegisterNetworkScoreCache_noBroadcastNetworkPermission() {
+        doThrow(new SecurityException()).when(mContext).enforceCallingOrSelfPermission(
+                eq(permission.BROADCAST_NETWORK_PRIVILEGED), anyString());
+
+        try {
+            mNetworkScoreService.registerNetworkScoreCache(
+                NetworkKey.TYPE_WIFI, mNetworkScoreCache, CACHE_FILTER_NONE);
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testUnregisterNetworkScoreCache_noBroadcastNetworkPermission() {
+        doThrow(new SecurityException()).when(mContext).enforceCallingOrSelfPermission(
+                eq(permission.BROADCAST_NETWORK_PRIVILEGED), anyString());
+
+        try {
+            mNetworkScoreService.unregisterNetworkScoreCache(
+                    NetworkKey.TYPE_WIFI, mNetworkScoreCache);
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testDump_noDumpPermission() {
+        doThrow(new SecurityException()).when(mContext).enforceCallingOrSelfPermission(
+                eq(permission.DUMP), anyString());
+
+        try {
+            mNetworkScoreService.dump(
+                    new FileDescriptor(), new PrintWriter(new StringWriter()), new String[0]);
+            fail("SecurityException expected");
+        } catch (SecurityException e) {
+            // expected
+        }
+    }
+
+    @Test
+    public void testDump_doesNotCrash() {
+        when(mNetworkScorerAppManager.getActiveScorer()).thenReturn(NEW_SCORER);
+        StringWriter stringWriter = new StringWriter();
+
+        mNetworkScoreService.dump(
+                new FileDescriptor(), new PrintWriter(stringWriter), new String[0]);
+
+        assertFalse(stringWriter.toString().isEmpty());
+    }
+}
diff --git a/services/tests/servicestests/src/com/android/server/devicepolicy/MockUtils.java b/services/tests/servicestests/src/com/android/server/devicepolicy/MockUtils.java
index 58db192..3806da6 100644
--- a/services/tests/servicestests/src/com/android/server/devicepolicy/MockUtils.java
+++ b/services/tests/servicestests/src/com/android/server/devicepolicy/MockUtils.java
@@ -82,6 +82,21 @@
         return Mockito.argThat(m);
     }
 
+    public static Intent checkIntent(final Intent intent) {
+        final Matcher<Intent> m = new BaseMatcher<Intent>() {
+            @Override
+            public boolean matches(Object item) {
+                if (item == null) return false;
+                return intent.filterEquals((Intent) item);
+            }
+            @Override
+            public void describeTo(Description description) {
+                description.appendText(intent.toString());
+            }
+        };
+        return Mockito.argThat(m);
+    }
+
     public static Bundle checkUserRestrictions(String... keys) {
         final Bundle expected = DpmTestUtils.newRestrictions(Preconditions.checkNotNull(keys));
         final Matcher<Bundle> m = new BaseMatcher<Bundle>() {
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java
index 21560ac..5eee7b9 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java
@@ -25,6 +25,7 @@
 import static org.mockito.Mockito.when;
 
 import static android.net.NetworkStats.SET_DEFAULT;
+import static android.net.NetworkStats.METERED_NO;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.TAG_NONE;
 import static android.net.NetworkTemplate.buildTemplateMobileAll;
@@ -336,7 +337,7 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -344,7 +345,7 @@
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -374,7 +375,7 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -382,7 +383,7 @@
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -412,7 +413,7 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -420,7 +421,7 @@
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -450,16 +451,17 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                        BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
+                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
+                        ROAMING_NO, BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
                 VPN_INFO, TEST_START);
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                        BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
+                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
+                        ROAMING_NO, BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES,
+                        2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
                 VPN_INFO, TEST_START);
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java
index 94c6711..728eb73 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java
@@ -22,6 +22,9 @@
 import static android.net.ConnectivityManager.TYPE_WIFI;
 import static android.net.ConnectivityManager.TYPE_WIMAX;
 import static android.net.NetworkStats.IFACE_ALL;
+import static android.net.NetworkStats.METERED_ALL;
+import static android.net.NetworkStats.METERED_NO;
+import static android.net.NetworkStats.METERED_YES;
 import static android.net.NetworkStats.ROAMING_ALL;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.ROAMING_YES;
@@ -40,21 +43,21 @@
 import static android.text.format.DateUtils.HOUR_IN_MILLIS;
 import static android.text.format.DateUtils.MINUTE_IN_MILLIS;
 import static android.text.format.DateUtils.WEEK_IN_MILLIS;
+
 import static com.android.server.net.NetworkStatsService.ACTION_NETWORK_STATS_POLL;
-import static org.easymock.EasyMock.anyInt;
-import static org.easymock.EasyMock.anyLong;
-import static org.easymock.EasyMock.anyObject;
-import static org.easymock.EasyMock.capture;
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.eq;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.expectLastCall;
-import static org.easymock.EasyMock.isA;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Mockito.when;
+import static org.mockito.Mockito.verify;
 
 import android.app.AlarmManager;
-import android.app.IAlarmListener;
-import android.app.IAlarmManager;
-import android.app.PendingIntent;
 import android.app.usage.NetworkStatsManager;
 import android.content.Context;
 import android.content.Intent;
@@ -63,6 +66,7 @@
 import android.net.INetworkManagementEventObserver;
 import android.net.INetworkStatsSession;
 import android.net.LinkProperties;
+import android.net.NetworkCapabilities;
 import android.net.NetworkInfo;
 import android.net.NetworkInfo.DetailedState;
 import android.net.NetworkState;
@@ -80,23 +84,28 @@
 import android.os.MessageQueue.IdleHandler;
 import android.os.Message;
 import android.os.PowerManager;
-import android.os.WorkSource;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
 import android.telephony.TelephonyManager;
 import android.test.AndroidTestCase;
-import android.test.suitebuilder.annotation.LargeTest;
-import android.test.suitebuilder.annotation.Suppress;
 import android.util.TrustedTime;
 
 import com.android.internal.net.VpnInfo;
-import com.android.server.BroadcastInterceptingContext;
+import com.android.internal.util.test.BroadcastInterceptingContext;
 import com.android.server.net.NetworkStatsService;
 import com.android.server.net.NetworkStatsService.NetworkStatsSettings;
 import com.android.server.net.NetworkStatsService.NetworkStatsSettings.Config;
 
 import libcore.io.IoUtils;
 
-import org.easymock.Capture;
-import org.easymock.EasyMock;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
 
 import java.io.File;
 import java.util.ArrayList;
@@ -106,11 +115,11 @@
 /**
  * Tests for {@link NetworkStatsService}.
  *
- * TODO: This test is really brittle, largely due to overly-strict use of Easymock.
- * Rewrite w/ Mockito.
+ * TODO: This test used to be really brittle because it used Easymock - it uses Mockito now, but
+ * still uses the Easymock structure, which could be simplified.
  */
-@LargeTest
-public class NetworkStatsServiceTest extends AndroidTestCase {
+@RunWith(AndroidJUnit4.class)
+public class NetworkStatsServiceTest {
     private static final String TAG = "NetworkStatsServiceTest";
 
     private static final String TEST_IFACE = "test0";
@@ -137,10 +146,12 @@
     private BroadcastInterceptingContext mServiceContext;
     private File mStatsDir;
 
-    private INetworkManagementService mNetManager;
-    private TrustedTime mTime;
-    private NetworkStatsSettings mSettings;
-    private IConnectivityManager mConnManager;
+    private @Mock INetworkManagementService mNetManager;
+    private @Mock TrustedTime mTime;
+    private @Mock NetworkStatsSettings mSettings;
+    private @Mock IConnectivityManager mConnManager;
+    private @Mock IBinder mBinder;
+    private @Mock AlarmManager mAlarmManager;
     private IdleableHandlerThread mHandlerThread;
     private Handler mHandler;
 
@@ -148,32 +159,24 @@
     private INetworkStatsSession mSession;
     private INetworkManagementEventObserver mNetworkObserver;
 
-    @Override
+    @Before
     public void setUp() throws Exception {
-        super.setUp();
+        MockitoAnnotations.initMocks(this);
+        final Context context = InstrumentationRegistry.getContext();
 
-        mServiceContext = new BroadcastInterceptingContext(getContext());
-        mStatsDir = getContext().getFilesDir();
+        mServiceContext = new BroadcastInterceptingContext(context);
+        mStatsDir = context.getFilesDir();
         if (mStatsDir.exists()) {
             IoUtils.deleteContents(mStatsDir);
         }
 
-        mNetManager = createMock(INetworkManagementService.class);
-
-        // TODO: Mock AlarmManager when migrating this test to Mockito.
-        AlarmManager alarmManager = (AlarmManager) mServiceContext
-                .getSystemService(Context.ALARM_SERVICE);
-        mTime = createMock(TrustedTime.class);
-        mSettings = createMock(NetworkStatsSettings.class);
-        mConnManager = createMock(IConnectivityManager.class);
-
         PowerManager powerManager = (PowerManager) mServiceContext.getSystemService(
                 Context.POWER_SERVICE);
         PowerManager.WakeLock wakeLock =
                 powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
 
         mService = new NetworkStatsService(
-                mServiceContext, mNetManager, alarmManager, wakeLock, mTime,
+                mServiceContext, mNetManager, mAlarmManager, wakeLock, mTime,
                 TelephonyManager.getDefault(), mSettings, new NetworkStatsObservers(),
                 mStatsDir, getBaseDir(mStatsDir));
         mHandlerThread = new IdleableHandlerThread("HandlerThread");
@@ -190,22 +193,20 @@
         expectNetworkStatsUidDetail(buildEmptyStats());
         expectSystemReady();
 
-        // catch INetworkManagementEventObserver during systemReady()
-        final Capture<INetworkManagementEventObserver> networkObserver = new Capture<
-                INetworkManagementEventObserver>();
-        mNetManager.registerObserver(capture(networkObserver));
-        expectLastCall().atLeastOnce();
-
-        replay();
         mService.systemReady();
         mSession = mService.openSession();
-        verifyAndReset();
+        assertNotNull("openSession() failed", mSession);
 
+
+        // catch INetworkManagementEventObserver during systemReady()
+        ArgumentCaptor<INetworkManagementEventObserver> networkObserver =
+              ArgumentCaptor.forClass(INetworkManagementEventObserver.class);
+        verify(mNetManager).registerObserver(networkObserver.capture());
         mNetworkObserver = networkObserver.getValue();
 
     }
 
-    @Override
+    @After
     public void tearDown() throws Exception {
         IoUtils.deleteContents(mStatsDir);
 
@@ -219,10 +220,9 @@
 
         mSession.close();
         mService = null;
-
-        super.tearDown();
     }
 
+    @Test
     public void testNetworkStatsWifi() throws Exception {
         // pretend that wifi network comes online; service should ask about full
         // network state, and poll any existing interfaces before updating.
@@ -231,15 +231,13 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
 
         // verify service has empty history for wifi
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
-        verifyAndReset();
+
 
         // modify some number on wifi, and trigger poll event
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -248,14 +246,11 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 1024L, 1L, 2048L, 2L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 1024L, 1L, 2048L, 2L, 0);
-        verifyAndReset();
+
 
         // and bump forward again, with counters going higher. this is
         // important, since polling should correctly subtract last snapshot.
@@ -265,17 +260,14 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 4096L, 4L, 8192L, 8L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 4096L, 4L, 8192L, 8L, 0);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testStatsRebootPersist() throws Exception {
         assertStatsFilesExist(false);
 
@@ -286,15 +278,13 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
 
         // verify service has empty history for wifi
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
-        verifyAndReset();
+
 
         // modify some number on wifi, and trigger poll event
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -308,33 +298,28 @@
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 256L, 2L, 128L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.setUidForeground(UID_RED, false);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 4);
         mService.setUidForeground(UID_RED, true);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 6);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 1024L, 8L, 2048L, 16L, 0);
         assertUidTotal(sTemplateWifi, UID_RED, 1024L, 8L, 512L, 4L, 10);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, ROAMING_NO, 512L, 4L, 256L, 2L, 4);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, ROAMING_NO, 512L, 4L, 256L, 2L,
-                6);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, METERED_NO, ROAMING_NO, 512L, 4L, 256L,
+                2L, 4);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, METERED_NO, ROAMING_NO, 512L, 4L,
+                256L, 2L, 6);
         assertUidTotal(sTemplateWifi, UID_BLUE, 128L, 1L, 128L, 1L, 0);
-        verifyAndReset();
+
 
         // graceful shutdown system, which should trigger persist of stats, and
         // clear any values in memory.
         expectCurrentTime();
         expectDefaultSettings();
-        replay();
         mServiceContext.sendBroadcast(new Intent(Intent.ACTION_SHUTDOWN));
-        verifyAndReset();
-
         assertStatsFilesExist(true);
 
         // boot through serviceReady() again
@@ -343,30 +328,22 @@
         expectNetworkStatsUidDetail(buildEmptyStats());
         expectSystemReady();
 
-        // catch INetworkManagementEventObserver during systemReady()
-        final Capture<INetworkManagementEventObserver> networkObserver = new Capture<
-                INetworkManagementEventObserver>();
-        mNetManager.registerObserver(capture(networkObserver));
-        expectLastCall().atLeastOnce();
-
-        replay();
         mService.systemReady();
 
-        mNetworkObserver = networkObserver.getValue();
-
         // after systemReady(), we should have historical stats loaded again
         assertNetworkTotal(sTemplateWifi, 1024L, 8L, 2048L, 16L, 0);
         assertUidTotal(sTemplateWifi, UID_RED, 1024L, 8L, 512L, 4L, 10);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, ROAMING_NO, 512L, 4L, 256L, 2L, 4);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, ROAMING_NO, 512L, 4L, 256L, 2L,
-                6);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, METERED_NO, ROAMING_NO, 512L, 4L, 256L,
+                2L, 4);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, METERED_NO, ROAMING_NO, 512L, 4L,
+                256L, 2L, 6);
         assertUidTotal(sTemplateWifi, UID_BLUE, 128L, 1L, 128L, 1L, 0);
-        verifyAndReset();
 
     }
 
     // TODO: simulate reboot to test bucket resize
-    @Suppress
+    @Test
+    @Ignore
     public void testStatsBucketResize() throws Exception {
         NetworkStatsHistory history = null;
 
@@ -379,12 +356,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // modify some number on wifi, and trigger poll event
         incrementCurrentTime(2 * HOUR_IN_MILLIS);
@@ -393,9 +368,6 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 512L, 4L, 512L, 4L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -403,7 +375,7 @@
         assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, 512L, 4L, 512L, 4L, 0);
         assertEquals(HOUR_IN_MILLIS, history.getBucketDuration());
         assertEquals(2, history.size());
-        verifyAndReset();
+
 
         // now change bucket duration setting and trigger another poll with
         // exact same values, which should resize existing buckets.
@@ -411,9 +383,6 @@
         expectSettings(0L, 30 * MINUTE_IN_MILLIS, WEEK_IN_MILLIS);
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify identical stats, but spread across 4 buckets now
@@ -421,10 +390,10 @@
         assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, 512L, 4L, 512L, 4L, 0);
         assertEquals(30 * MINUTE_IN_MILLIS, history.getBucketDuration());
         assertEquals(4, history.size());
-        verifyAndReset();
 
     }
 
+    @Test
     public void testUidStatsAcrossNetworks() throws Exception {
         // pretend first mobile network comes online
         expectCurrentTime();
@@ -432,12 +401,10 @@
         expectNetworkState(buildMobile3gState(IMSI_1));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic on first network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -449,11 +416,8 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 10);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -461,7 +425,7 @@
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
         assertUidTotal(sTemplateImsi1, UID_RED, 1536L, 12L, 512L, 4L, 10);
         assertUidTotal(sTemplateImsi1, UID_BLUE, 512L, 4L, 0L, 0L, 0);
-        verifyAndReset();
+
 
         // now switch networks; this also tests that we're okay with interfaces
         // disappearing, to verify we don't count backwards.
@@ -475,13 +439,11 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
         forcePollAndWaitForIdle();
-        verifyAndReset();
+
 
         // create traffic on second network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -494,11 +456,8 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 640L, 5L, 1024L, 8L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, 0xFAAD, 128L, 1L, 1024L, 8L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_BLUE, 0xFAAD, 10);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify original history still intact
@@ -511,10 +470,10 @@
         assertNetworkTotal(sTemplateImsi2, 128L, 1L, 1024L, 8L, 0);
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
         assertUidTotal(sTemplateImsi2, UID_BLUE, 128L, 1L, 1024L, 8L, 10);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testUidRemovedIsMoved() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -522,12 +481,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -540,11 +497,8 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
                 .addValues(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xFAAD, 10);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -552,7 +506,7 @@
         assertUidTotal(sTemplateWifi, UID_RED, 16L, 1L, 16L, 1L, 10);
         assertUidTotal(sTemplateWifi, UID_BLUE, 4096L, 258L, 512L, 32L, 0);
         assertUidTotal(sTemplateWifi, UID_GREEN, 16L, 1L, 16L, 1L, 0);
-        verifyAndReset();
+
 
         // now pretend two UIDs are uninstalled, which should migrate stats to
         // special "removed" bucket.
@@ -565,9 +519,6 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
                 .addValues(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
-        expectNetworkStatsPoll();
-
-        replay();
         final Intent intent = new Intent(ACTION_UID_REMOVED);
         intent.putExtra(EXTRA_UID, UID_BLUE);
         mServiceContext.sendBroadcast(intent);
@@ -581,10 +532,10 @@
         assertUidTotal(sTemplateWifi, UID_BLUE, 0L, 0L, 0L, 0L, 0);
         assertUidTotal(sTemplateWifi, UID_GREEN, 16L, 1L, 16L, 1L, 0);
         assertUidTotal(sTemplateWifi, UID_REMOVED, 4112L, 259L, 528L, 33L, 10);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testUid3g4gCombinedByTemplate() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -592,12 +543,10 @@
         expectNetworkState(buildMobile3gState(IMSI_1));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -607,16 +556,13 @@
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 5);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertUidTotal(sTemplateImsi1, UID_RED, 1024L, 8L, 1024L, 8L, 5);
-        verifyAndReset();
+
 
         // now switch over to 4g network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -627,13 +573,11 @@
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
         forcePollAndWaitForIdle();
-        verifyAndReset();
+
 
         // create traffic on second network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -645,19 +589,15 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE2, UID_RED, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
                 .addValues(TEST_IFACE2, UID_RED, SET_DEFAULT, 0xFAAD, 512L, 4L, 256L, 2L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xFAAD, 5);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify that ALL_MOBILE template combines both
         assertUidTotal(sTemplateImsi1, UID_RED, 1536L, 12L, 1280L, 10L, 10);
-
-        verifyAndReset();
     }
 
+    @Test
     public void testSummaryForAllUid() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -665,12 +605,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic for two apps
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -681,17 +619,14 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 1024L, 8L, 512L, 4L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertUidTotal(sTemplateWifi, UID_RED, 50L, 5L, 50L, 5L, 1);
         assertUidTotal(sTemplateWifi, UID_BLUE, 1024L, 8L, 512L, 4L, 0);
-        verifyAndReset();
+
 
         // now create more traffic in next hour, but only for one app
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -702,33 +637,29 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 2048L, 16L, 1024L, 8L, 0L));
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // first verify entire history present
         NetworkStats stats = mSession.getSummaryForAllUid(
                 sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
         assertEquals(3, stats.size());
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO, 50L, 5L,
-                50L, 5L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_NO, 10L, 1L, 10L,
-                1L, 1);
-        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, ROAMING_NO, 2048L, 16L,
-                1024L, 8L, 0);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 50L,
+                5L, 50L, 5L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 10L,
+                1L, 10L, 1L, 1);
+        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                2048L, 16L, 1024L, 8L, 0);
 
         // now verify that recent history only contains one uid
         final long currentTime = currentTimeMillis();
         stats = mSession.getSummaryForAllUid(
                 sTemplateWifi, currentTime - HOUR_IN_MILLIS, currentTime, true);
         assertEquals(1, stats.size());
-        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                512L, 4L, 0);
-
-        verifyAndReset();
+        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1024L, 8L, 512L, 4L, 0);
     }
 
+    @Test
     public void testForegroundBackground() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -736,12 +667,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some initial traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -751,16 +680,13 @@
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertUidTotal(sTemplateWifi, UID_RED, 128L, 2L, 128L, 2L, 1);
-        verifyAndReset();
+
 
         // now switch to foreground
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -772,12 +698,9 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 32L, 2L, 32L, 2L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 1L, 1L, 1L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.setUidForeground(UID_RED, true);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 1);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // test that we combined correctly
@@ -787,18 +710,59 @@
         final NetworkStats stats = mSession.getSummaryForAllUid(
                 sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
         assertEquals(4, stats.size());
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 2L,
-                128L, 2L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 1L, 64L,
-                1L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 32L, 2L,
-                32L, 2L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, 0xFAAD, ROAMING_NO, 1L, 1L, 1L,
-                1L, 1);
-
-        verifyAndReset();
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L,
+                2L, 128L, 2L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L,
+                1L, 64L, 1L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                32L, 2L, 32L, 2L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, 0xFAAD, METERED_NO, ROAMING_NO, 1L,
+                1L, 1L, 1L, 1);
     }
 
+    @Test
+    public void testMetered() throws Exception {
+        // pretend that network comes online
+        expectCurrentTime();
+        expectDefaultSettings();
+        expectNetworkState(buildWifiState(true /* isMetered */));
+        expectNetworkStatsSummary(buildEmptyStats());
+        expectNetworkStatsUidDetail(buildEmptyStats());
+        expectBandwidthControlCheck();
+
+        mService.forceUpdateIfaces();
+
+
+        // create some initial traffic
+        incrementCurrentTime(HOUR_IN_MILLIS);
+        expectCurrentTime();
+        expectDefaultSettings();
+        expectNetworkStatsSummary(buildEmptyStats());
+        // Note that all traffic from NetworkManagementService is tagged as METERED_NO and
+        // ROAMING_NO, because metered and roaming isn't tracked at that layer. We layer it
+        // on top by inspecting the iface properties.
+        expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L,
+                        2L, 128L, 2L, 0L)
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L,
+                        1L, 64L, 1L, 0L));
+        mService.incrementOperationCount(UID_RED, 0xF00D, 1);
+
+        forcePollAndWaitForIdle();
+
+        // verify service recorded history
+        assertUidTotal(sTemplateWifi, UID_RED, 128L, 2L, 128L, 2L, 1);
+        // verify entire history present
+        final NetworkStats stats = mSession.getSummaryForAllUid(
+                sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
+        assertEquals(2, stats.size());
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                128L, 2L, 128L, 2L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO, 64L,
+                1L, 64L, 1L, 1);
+    }
+
+    @Test
     public void testRoaming() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -806,29 +770,24 @@
         expectNetworkState(buildMobile3gState(IMSI_1, true /* isRoaming */));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // Create some traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
         expectCurrentTime();
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
-        // Note that all traffic from NetworkManagementService is tagged as ROAMING_NO, because
-        // roaming isn't tracked at that layer. We layer it on top by inspecting the iface
-        // properties.
+        // Note that all traffic from NetworkManagementService is tagged as METERED_NO and
+        // ROAMING_NO, because metered and roaming isn't tracked at that layer. We layer it
+        // on top by inspecting the iface properties.
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 2L,
-                        128L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 1L, 64L,
-                        1L, 0L));
-        expectNetworkStatsPoll();
-
-        replay();
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_NO,
+                        128L, 2L, 128L, 2L, 0L)
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_ALL, ROAMING_NO, 64L,
+                        1L, 64L, 1L, 0L));
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -838,14 +797,13 @@
         final NetworkStats stats = mSession.getSummaryForAllUid(
                 sTemplateImsi1, Long.MIN_VALUE, Long.MAX_VALUE, true);
         assertEquals(2, stats.size());
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_YES, 128L, 2L,
-                128L, 2L, 0);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_YES, 64L, 1L, 64L,
-                1L, 0);
-
-        verifyAndReset();
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_YES,
+                128L, 2L, 128L, 2L, 0);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_ALL, ROAMING_YES, 64L,
+                1L, 64L, 1L, 0);
     }
 
+    @Test
     public void testTethering() throws Exception {
         // pretend first mobile network comes online
         expectCurrentTime();
@@ -853,12 +811,10 @@
         expectNetworkState(buildMobile3gState(IMSI_1));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some tethering traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -871,22 +827,20 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L);
         final String[] tetherIfacePairs = new String[] { TEST_IFACE, "wlan0" };
         final NetworkStats tetherStats = new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_TETHERING, SET_DEFAULT, TAG_NONE, 1920L, 14L, 384L, 2L, 0L);
+                .addValues(TEST_IFACE, UID_TETHERING, SET_DEFAULT, TAG_NONE, 1920L, 14L, 384L, 2L,
+                        0L);
 
         expectNetworkStatsUidDetail(uidStats, tetherIfacePairs, tetherStats);
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateImsi1, 2048L, 16L, 512L, 4L, 0);
         assertUidTotal(sTemplateImsi1, UID_RED, 128L, 2L, 128L, 2L, 0);
         assertUidTotal(sTemplateImsi1, UID_TETHERING, 1920L, 14L, 384L, 2L, 0);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testRegisterUsageCallback() throws Exception {
         // pretend that wifi network comes online; service should ask about full
         // network state, and poll any existing interfaces before updating.
@@ -895,16 +849,12 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
 
         // verify service has empty history for wifi
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
-        verifyAndReset();
-
         String callingPackage = "the.calling.package";
         long thresholdInBytes = 1L;  // very small; should be overriden by framework
         DataUsageRequest inputRequest = new DataUsageRequest(
@@ -915,23 +865,18 @@
         LatchedHandler latchedHandler = new LatchedHandler(Looper.getMainLooper(), cv);
         Messenger messenger = new Messenger(latchedHandler);
 
-        // Allow binder to connect
-        IBinder mockBinder = createMock(IBinder.class);
-        mockBinder.linkToDeath((IBinder.DeathRecipient) anyObject(), anyInt());
-        EasyMock.replay(mockBinder);
-
         // Force poll
         expectCurrentTime();
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-        replay();
+
+
 
         // Register and verify request and that binder was called
         DataUsageRequest request =
                 mService.registerUsageCallback(callingPackage, inputRequest,
-                        messenger, mockBinder);
+                        messenger, mBinder);
         assertTrue(request.requestId > 0);
         assertTrue(Objects.equals(sTemplateWifi, request.template));
         long minThresholdInBytes = 2 * 1024 * 1024; // 2 MB
@@ -941,11 +886,11 @@
         mHandler.sendMessage(mHandler.obtainMessage(-1));
         mHandlerThread.waitForIdle(WAIT_TIMEOUT);
 
-        verifyAndReset();
+
 
         // Make sure that the caller binder gets connected
-        EasyMock.verify(mockBinder);
-        EasyMock.reset(mockBinder);
+        verify(mBinder).linkToDeath(any(IBinder.DeathRecipient.class), anyInt());
+
 
         // modify some number on wifi, and trigger poll event
         // not enough traffic to call data usage callback
@@ -955,13 +900,9 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 1024L, 1L, 2048L, 2L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
-        verifyAndReset();
         assertNetworkTotal(sTemplateWifi, 1024L, 1L, 2048L, 2L, 0);
 
         // make sure callback has not being called
@@ -975,14 +916,11 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 4096000L, 4L, 8192000L, 8L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 4096000L, 4L, 8192000L, 8L, 0);
-        verifyAndReset();
+
 
         // Wait for the caller to ack receipt of CALLBACK_LIMIT_REACHED
         assertTrue(cv.block(WAIT_TIMEOUT));
@@ -990,9 +928,7 @@
         cv.close();
 
         // Allow binder to disconnect
-        expect(mockBinder.unlinkToDeath((IBinder.DeathRecipient) anyObject(), anyInt()))
-                .andReturn(true);
-        EasyMock.replay(mockBinder);
+        when(mBinder.unlinkToDeath(any(IBinder.DeathRecipient.class), anyInt())).thenReturn(true);
 
         // Unregister request
         mService.unregisterUsageRequest(request);
@@ -1002,9 +938,10 @@
         assertEquals(NetworkStatsManager.CALLBACK_RELEASED, latchedHandler.mLastMessageType);
 
         // Make sure that the caller binder gets disconnected
-        EasyMock.verify(mockBinder);
+        verify(mBinder).unlinkToDeath(any(IBinder.DeathRecipient.class), anyInt());
     }
 
+    @Test
     public void testUnregisterUsageCallback_unknown_noop() throws Exception {
         String callingPackage = "the.calling.package";
         long thresholdInBytes = 10 * 1024 * 1024;  // 10 MB
@@ -1034,18 +971,18 @@
 
         // verify summary API
         final NetworkStats stats = mSession.getSummaryForNetwork(template, start, end);
-        assertValues(stats, IFACE_ALL, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, rxBytes,
-                rxPackets, txBytes, txPackets, operations);
+        assertValues(stats, IFACE_ALL, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_NO,
+                rxBytes, rxPackets, txBytes, txPackets, operations);
     }
 
     private void assertUidTotal(NetworkTemplate template, int uid, long rxBytes, long rxPackets,
             long txBytes, long txPackets, int operations) throws Exception {
-        assertUidTotal(template, uid, SET_ALL, ROAMING_ALL, rxBytes, rxPackets, txBytes, txPackets,
-                operations);
+        assertUidTotal(template, uid, SET_ALL, METERED_ALL, ROAMING_ALL, rxBytes, rxPackets,
+                txBytes, txPackets, operations);
     }
 
-    private void assertUidTotal(NetworkTemplate template, int uid, int set, int roaming,
-            long rxBytes, long rxPackets, long txBytes, long txPackets, int operations)
+    private void assertUidTotal(NetworkTemplate template, int uid, int set, int metered,
+            int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets, int operations)
             throws Exception {
         // verify history API
         final NetworkStatsHistory history = mSession.getHistoryForUid(
@@ -1056,38 +993,35 @@
         // verify summary API
         final NetworkStats stats = mSession.getSummaryForAllUid(
                 template, Long.MIN_VALUE, Long.MAX_VALUE, false);
-        assertValues(stats, IFACE_ALL, uid, set, TAG_NONE, roaming, rxBytes, rxPackets, txBytes,
-                txPackets, operations);
+        assertValues(stats, IFACE_ALL, uid, set, TAG_NONE, metered, roaming, rxBytes, rxPackets,
+                txBytes, txPackets, operations);
     }
 
     private void expectSystemReady() throws Exception {
-        mNetManager.setGlobalAlert(anyLong());
-        expectLastCall().atLeastOnce();
-
         expectNetworkStatsSummary(buildEmptyStats());
         expectBandwidthControlCheck();
     }
 
     private void expectNetworkState(NetworkState... state) throws Exception {
-        expect(mConnManager.getAllNetworkState()).andReturn(state).atLeastOnce();
+        when(mConnManager.getAllNetworkState()).thenReturn(state);
 
         final LinkProperties linkProp = state.length > 0 ? state[0].linkProperties : null;
-        expect(mConnManager.getActiveLinkProperties()).andReturn(linkProp).atLeastOnce();
+        when(mConnManager.getActiveLinkProperties()).thenReturn(linkProp);
     }
 
     private void expectNetworkStatsSummary(NetworkStats summary) throws Exception {
-        expect(mConnManager.getAllVpnInfo()).andReturn(new VpnInfo[0]).atLeastOnce();
+        when(mConnManager.getAllVpnInfo()).thenReturn(new VpnInfo[0]);
 
         expectNetworkStatsSummaryDev(summary);
         expectNetworkStatsSummaryXt(summary);
     }
 
     private void expectNetworkStatsSummaryDev(NetworkStats summary) throws Exception {
-        expect(mNetManager.getNetworkStatsSummaryDev()).andReturn(summary).atLeastOnce();
+        when(mNetManager.getNetworkStatsSummaryDev()).thenReturn(summary);
     }
 
     private void expectNetworkStatsSummaryXt(NetworkStats summary) throws Exception {
-        expect(mNetManager.getNetworkStatsSummaryXt()).andReturn(summary).atLeastOnce();
+        when(mNetManager.getNetworkStatsSummaryXt()).thenReturn(summary);
     }
 
     private void expectNetworkStatsUidDetail(NetworkStats detail) throws Exception {
@@ -1097,11 +1031,10 @@
     private void expectNetworkStatsUidDetail(
             NetworkStats detail, String[] tetherIfacePairs, NetworkStats tetherStats)
             throws Exception {
-        expect(mNetManager.getNetworkStatsUidDetail(eq(UID_ALL))).andReturn(detail).atLeastOnce();
+        when(mNetManager.getNetworkStatsUidDetail(UID_ALL)).thenReturn(detail);
 
         // also include tethering details, since they are folded into UID
-        expect(mNetManager.getNetworkStatsTethering())
-                .andReturn(tetherStats).atLeastOnce();
+        when(mNetManager.getNetworkStatsTethering()).thenReturn(tetherStats);
     }
 
     private void expectDefaultSettings() throws Exception {
@@ -1110,38 +1043,33 @@
 
     private void expectSettings(long persistBytes, long bucketDuration, long deleteAge)
             throws Exception {
-        expect(mSettings.getPollInterval()).andReturn(HOUR_IN_MILLIS).anyTimes();
-        expect(mSettings.getTimeCacheMaxAge()).andReturn(DAY_IN_MILLIS).anyTimes();
-        expect(mSettings.getSampleEnabled()).andReturn(true).anyTimes();
+        when(mSettings.getPollInterval()).thenReturn(HOUR_IN_MILLIS);
+        when(mSettings.getTimeCacheMaxAge()).thenReturn(DAY_IN_MILLIS);
+        when(mSettings.getSampleEnabled()).thenReturn(true);
 
         final Config config = new Config(bucketDuration, deleteAge, deleteAge);
-        expect(mSettings.getDevConfig()).andReturn(config).anyTimes();
-        expect(mSettings.getXtConfig()).andReturn(config).anyTimes();
-        expect(mSettings.getUidConfig()).andReturn(config).anyTimes();
-        expect(mSettings.getUidTagConfig()).andReturn(config).anyTimes();
+        when(mSettings.getDevConfig()).thenReturn(config);
+        when(mSettings.getXtConfig()).thenReturn(config);
+        when(mSettings.getUidConfig()).thenReturn(config);
+        when(mSettings.getUidTagConfig()).thenReturn(config);
 
-        expect(mSettings.getGlobalAlertBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getDevPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getXtPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getUidPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getUidTagPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
+        when(mSettings.getGlobalAlertBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getDevPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getXtPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getUidPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getUidTagPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
     }
 
     private void expectCurrentTime() throws Exception {
-        expect(mTime.forceRefresh()).andReturn(false).anyTimes();
-        expect(mTime.hasCache()).andReturn(true).anyTimes();
-        expect(mTime.currentTimeMillis()).andReturn(currentTimeMillis()).anyTimes();
-        expect(mTime.getCacheAge()).andReturn(0L).anyTimes();
-        expect(mTime.getCacheCertainty()).andReturn(0L).anyTimes();
-    }
-
-    private void expectNetworkStatsPoll() throws Exception {
-        mNetManager.setGlobalAlert(anyLong());
-        expectLastCall().anyTimes();
+        when(mTime.forceRefresh()).thenReturn(false);
+        when(mTime.hasCache()).thenReturn(true);
+        when(mTime.currentTimeMillis()).thenReturn(currentTimeMillis());
+        when(mTime.getCacheAge()).thenReturn(0L);
+        when(mTime.getCacheCertainty()).thenReturn(0L);
     }
 
     private void expectBandwidthControlCheck() throws Exception {
-        expect(mNetManager.isBandwidthControlEnabled()).andReturn(true).atLeastOnce();
+        when(mNetManager.isBandwidthControlEnabled()).thenReturn(true);
     }
 
     private void assertStatsFilesExist(boolean exist) {
@@ -1154,8 +1082,8 @@
     }
 
     private static void assertValues(NetworkStats stats, String iface, int uid, int set,
-            int tag, int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets,
-            int operations) {
+            int tag, int metered, int roaming, long rxBytes, long rxPackets, long txBytes,
+            long txPackets, int operations) {
         final NetworkStats.Entry entry = new NetworkStats.Entry();
         List<Integer> sets = new ArrayList<>();
         if (set == SET_DEFAULT || set == SET_ALL) {
@@ -1173,11 +1101,21 @@
             roamings.add(ROAMING_YES);
         }
 
+        List<Integer> meterings = new ArrayList<>();
+        if (metered == METERED_NO || metered == METERED_ALL) {
+            meterings.add(METERED_NO);
+        }
+        if (metered == METERED_YES || metered == METERED_ALL) {
+            meterings.add(METERED_YES);
+        }
+
         for (int s : sets) {
             for (int r : roamings) {
-                final int i = stats.findIndex(iface, uid, s, tag, r);
-                if (i != -1) {
-                    entry.add(stats.getValues(i, null));
+                for (int m : meterings) {
+                    final int i = stats.findIndex(iface, uid, s, tag, m, r);
+                    if (i != -1) {
+                        entry.add(stats.getValues(i, null));
+                    }
                 }
             }
         }
@@ -1200,11 +1138,19 @@
     }
 
     private static NetworkState buildWifiState() {
+        return buildWifiState(false);
+    }
+
+    private static NetworkState buildWifiState(boolean isMetered) {
         final NetworkInfo info = new NetworkInfo(TYPE_WIFI, 0, null, null);
         info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TEST_IFACE);
-        return new NetworkState(info, prop, null, null, null, TEST_SSID);
+        final NetworkCapabilities capabilities = new NetworkCapabilities();
+        if (!isMetered) {
+            capabilities.addCapability(NetworkCapabilities.NET_CAPABILITY_NOT_METERED);
+        }
+        return new NetworkState(info, prop, capabilities, null, null, TEST_SSID);
     }
 
     private static NetworkState buildMobile3gState(String subscriberId) {
@@ -1218,7 +1164,8 @@
         info.setRoaming(isRoaming);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TEST_IFACE);
-        return new NetworkState(info, prop, null, null, subscriberId, null);
+        final NetworkCapabilities capabilities = new NetworkCapabilities();
+        return new NetworkState(info, prop, capabilities, null, subscriberId, null);
     }
 
     private static NetworkState buildMobile4gState(String iface) {
@@ -1226,7 +1173,8 @@
         info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(iface);
-        return new NetworkState(info, prop, null, null, null, null);
+        final NetworkCapabilities capabilities = new NetworkCapabilities();
+        return new NetworkState(info, prop, capabilities, null, null, null);
     }
 
     private NetworkStats buildEmptyStats() {
@@ -1249,15 +1197,6 @@
         mElapsedRealtime += duration;
     }
 
-    private void replay() {
-        EasyMock.replay(mNetManager, mTime, mSettings, mConnManager);
-    }
-
-    private void verifyAndReset() {
-        EasyMock.verify(mNetManager, mTime, mSettings, mConnManager);
-        EasyMock.reset(mNetManager, mTime, mSettings, mConnManager);
-    }
-
     private void forcePollAndWaitForIdle() {
         mServiceContext.sendBroadcast(new Intent(ACTION_NETWORK_STATS_POLL));
         // Send dummy message to make sure that any previous message has been handled
diff --git a/tests/net/Android.mk b/tests/net/Android.mk
new file mode 100644
index 0000000..8aa27a9
--- /dev/null
+++ b/tests/net/Android.mk
@@ -0,0 +1,80 @@
+#########################################################################
+# Build FrameworksNetTests package
+#########################################################################
+
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+# We only want this apk build for tests.
+LOCAL_MODULE_TAGS := tests
+
+# Include all test java files.
+LOCAL_SRC_FILES := $(call all-java-files-under, java)
+
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    frameworks-base-testutils \
+    framework-protos \
+    android-support-test \
+    mockito-target-minus-junit4 \
+    platform-test-annotations \
+    services.core \
+    services.net
+
+LOCAL_JAVA_LIBRARIES := \
+    android.test.runner
+
+LOCAL_PACKAGE_NAME := FrameworksNetTests
+
+LOCAL_CERTIFICATE := platform
+
+# These are not normally accessible from apps so they must be explicitly included.
+LOCAL_JNI_SHARED_LIBRARIES := libframeworksnettestsjni \
+    libbacktrace \
+    libbase \
+    libbinder \
+    libc++ \
+    libcutils \
+    liblog \
+    liblzma \
+    libnativehelper \
+    libnetdaidl \
+    libui \
+    libunwind \
+    libutils
+
+LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
+
+include $(BUILD_PACKAGE)
+
+#########################################################################
+# Build JNI Shared Library
+#########################################################################
+
+LOCAL_PATH:= $(LOCAL_PATH)/jni
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_CFLAGS := -Wall -Wextra -Werror
+
+LOCAL_C_INCLUDES := \
+  libpcap \
+  hardware/google/apf
+
+LOCAL_SRC_FILES := $(call all-cpp-files-under)
+
+LOCAL_SHARED_LIBRARIES := \
+  libbinder \
+  liblog \
+  libcutils \
+  libnativehelper \
+  libnetdaidl
+
+LOCAL_STATIC_LIBRARIES := \
+  libpcap \
+  libapf
+
+LOCAL_MODULE := libframeworksnettestsjni
+
+include $(BUILD_SHARED_LIBRARY)
diff --git a/tests/net/AndroidManifest.xml b/tests/net/AndroidManifest.xml
new file mode 100644
index 0000000..e069dd0
--- /dev/null
+++ b/tests/net/AndroidManifest.xml
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2016 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+        package="com.android.frameworks.tests.net">
+
+    <uses-permission android:name="android.permission.READ_LOGS" />
+    <uses-permission android:name="android.permission.WRITE_SETTINGS" />
+    <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
+    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.BROADCAST_STICKY" />
+    <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
+    <uses-permission android:name="android.permission.UPDATE_DEVICE_STATS" />
+    <uses-permission android:name="android.permission.MANAGE_APP_TOKENS" />
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS" />
+    <uses-permission android:name="android.permission.REAL_GET_TASKS" />
+    <uses-permission android:name="android.permission.GET_DETAILED_TASKS" />
+    <uses-permission android:name="android.permission.MANAGE_NETWORK_POLICY" />
+    <uses-permission android:name="android.permission.READ_NETWORK_USAGE_HISTORY" />
+    <uses-permission android:name="android.permission.MODIFY_NETWORK_ACCOUNTING" />
+    <uses-permission android:name="android.permission.CONNECTIVITY_INTERNAL" />
+    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.MANAGE_USERS" />
+    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS_FULL" />
+    <uses-permission android:name="android.permission.MANAGE_DEVICE_ADMINS" />
+    <uses-permission android:name="android.permission.MODIFY_PHONE_STATE" />
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.PACKET_KEEPALIVE_OFFLOAD" />
+    <uses-permission android:name="android.permission.GET_INTENT_SENDER_INTENT" />
+    <uses-permission android:name="android.permission.MANAGE_ACTIVITY_STACKS" />
+    <uses-permission android:name="android.permission.INSTALL_PACKAGES" />
+
+    <application>
+        <uses-library android:name="android.test.runner" />
+    </application>
+
+    <instrumentation
+        android:name="android.support.test.runner.AndroidJUnitRunner"
+        android:targetPackage="com.android.frameworks.tests.net"
+        android:label="Frameworks Networking Tests" />
+</manifest>
diff --git a/services/tests/servicestests/src/android/net/ConnectivityMetricsLoggerTest.java b/tests/net/java/android/net/ConnectivityMetricsLoggerTest.java
similarity index 97%
rename from services/tests/servicestests/src/android/net/ConnectivityMetricsLoggerTest.java
rename to tests/net/java/android/net/ConnectivityMetricsLoggerTest.java
index 6d42cce..f896030 100644
--- a/services/tests/servicestests/src/android/net/ConnectivityMetricsLoggerTest.java
+++ b/tests/net/java/android/net/ConnectivityMetricsLoggerTest.java
@@ -18,6 +18,7 @@
 
 import android.os.Bundle;
 import android.os.Parcel;
+import android.test.suitebuilder.annotation.SmallTest;
 import java.util.List;
 import junit.framework.TestCase;
 import org.mockito.ArgumentCaptor;
@@ -49,6 +50,7 @@
         mLog = new ConnectivityMetricsLogger(mService);
     }
 
+    @SmallTest
     public void testLogEvents() throws Exception {
         mLog.logEvent(1, FAKE_COMPONENT, FAKE_EVENT, FAKE_EV);
         mLog.logEvent(2, FAKE_COMPONENT, FAKE_EVENT, FAKE_EV);
@@ -60,6 +62,7 @@
         assertEventsEqual(expectedEvent(3), gotEvents.get(2));
     }
 
+    @SmallTest
     public void testLogEventTriggerThrottling() throws Exception {
         when(mService.logEvent(any())).thenReturn(1234L);
 
@@ -70,6 +73,7 @@
         assertEventsEqual(expectedEvent(1), gotEvents.get(0));
     }
 
+    @SmallTest
     public void testLogEventFails() throws Exception {
         when(mService.logEvent(any())).thenReturn(-1L); // Error.
 
@@ -80,6 +84,7 @@
         assertEventsEqual(expectedEvent(1), gotEvents.get(0));
     }
 
+    @SmallTest
     public void testLogEventWhenThrottling() throws Exception {
         when(mService.logEvent(any())).thenReturn(Long.MAX_VALUE); // Throttled
 
@@ -92,6 +97,7 @@
         assertEventsEqual(expectedEvent(1), gotEvents.get(0));
     }
 
+    @SmallTest
     public void testLogEventRecoverFromThrottling() throws Exception {
         final long throttleTimeout = System.currentTimeMillis() + 10;
         when(mService.logEvent(any())).thenReturn(throttleTimeout, 0L);
diff --git a/services/tests/servicestests/src/android/net/UidRangeTest.java b/tests/net/java/android/net/UidRangeTest.java
similarity index 98%
rename from services/tests/servicestests/src/android/net/UidRangeTest.java
rename to tests/net/java/android/net/UidRangeTest.java
index 221fe0f..0a56e1b 100644
--- a/services/tests/servicestests/src/android/net/UidRangeTest.java
+++ b/tests/net/java/android/net/UidRangeTest.java
@@ -26,7 +26,7 @@
 public class UidRangeTest extends TestCase {
 
     static {
-        System.loadLibrary("servicestestsjni");
+        System.loadLibrary("frameworksnettestsjni");
     }
 
     private static native byte[] readAndWriteNative(byte[] inParcel);
diff --git a/services/tests/servicestests/src/android/net/apf/ApfTest.java b/tests/net/java/android/net/apf/ApfTest.java
similarity index 95%
rename from services/tests/servicestests/src/android/net/apf/ApfTest.java
rename to tests/net/java/android/net/apf/ApfTest.java
index f7c61d1..ff61754 100644
--- a/services/tests/servicestests/src/android/net/apf/ApfTest.java
+++ b/tests/net/java/android/net/apf/ApfTest.java
@@ -16,10 +16,6 @@
 
 package android.net.apf;
 
-import static android.system.OsConstants.*;
-
-import com.android.frameworks.servicestests.R;
-
 import android.net.LinkAddress;
 import android.net.LinkProperties;
 import android.net.NetworkUtils;
@@ -36,7 +32,11 @@
 import android.system.ErrnoException;
 import android.system.Os;
 import android.test.AndroidTestCase;
-import android.test.suitebuilder.annotation.LargeTest;
+import android.test.suitebuilder.annotation.SmallTest;
+import static android.system.OsConstants.*;
+
+import com.android.frameworks.tests.net.R;
+import com.android.internal.util.HexDump;
 
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
@@ -54,6 +54,7 @@
 import java.net.NetworkInterface;
 import java.nio.ByteBuffer;
 import java.util.List;
+import java.util.Random;
 
 import libcore.io.IoUtils;
 import libcore.io.Streams;
@@ -74,7 +75,7 @@
         super.setUp();
         MockitoAnnotations.initMocks(this);
         // Load up native shared library containing APF interpreter exposed via JNI.
-        System.loadLibrary("servicestestsjni");
+        System.loadLibrary("frameworksnettestsjni");
     }
 
     // Expected return codes from APF interpreter.
@@ -153,7 +154,7 @@
      * generating bytecode for that program and running it through the
      * interpreter to verify it functions correctly.
      */
-    @LargeTest
+    @SmallTest
     public void testApfInstructions() throws IllegalInstructionException {
         // Empty program should pass because having the program counter reach the
         // location immediately after the program indicates the packet should be
@@ -561,7 +562,7 @@
      * Generate some BPF programs, translate them to APF, then run APF and BPF programs
      * over packet traces and verify both programs filter out the same packets.
      */
-    @LargeTest
+    @SmallTest
     public void testApfAgainstBpf() throws Exception {
         String[] tcpdump_filters = new String[]{ "udp", "tcp", "icmp", "icmp6", "udp port 53",
                 "arp", "dst 239.255.255.250", "arp or tcp or udp port 53", "net 192.168.1.0/24",
@@ -660,9 +661,13 @@
     // The IPv6 all nodes address ff02::1
     private static final byte[] IPV6_ALL_NODES_ADDRESS =
             { (byte) 0xff, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 };
+    private static final byte[] IPV6_ALL_ROUTERS_ADDRESS =
+            { (byte) 0xff, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2 };
 
     private static final int ICMP6_TYPE_OFFSET = ETH_HEADER_LEN + IPV6_HEADER_LEN;
+    private static final int ICMP6_ROUTER_SOLICITATION = 133;
     private static final int ICMP6_ROUTER_ADVERTISEMENT = 134;
+    private static final int ICMP6_NEIGHBOR_SOLICITATION = 135;
     private static final int ICMP6_NEIGHBOR_ANNOUNCEMENT = 136;
 
     private static final int ICMP6_RA_HEADER_LEN = 16;
@@ -719,7 +724,7 @@
     private static final byte[] ANOTHER_IPV4_ADDR        = {10, 0, 0, 2};
     private static final byte[] IPV4_ANY_HOST_ADDR       = {0, 0, 0, 0};
 
-    @LargeTest
+    @SmallTest
     public void testApfFilterIPv4() throws Exception {
         MockIpManagerCallback ipManagerCallback = new MockIpManagerCallback();
         LinkAddress link = new LinkAddress(InetAddress.getByAddress(MOCK_IPV4_ADDR), 19);
@@ -774,7 +779,7 @@
         apfFilter.shutdown();
     }
 
-    @LargeTest
+    @SmallTest
     public void testApfFilterIPv6() throws Exception {
         MockIpManagerCallback ipManagerCallback = new MockIpManagerCallback();
         ApfFilter apfFilter = new TestApfFilter(ipManagerCallback, ALLOW_MULTICAST, mLog);
@@ -797,10 +802,16 @@
         put(packet, IPV6_DEST_ADDR_OFFSET, IPV6_ALL_NODES_ADDRESS);
         assertDrop(program, packet.array());
 
+        // Verify ICMPv6 RS to any is dropped
+        packet.put(ICMP6_TYPE_OFFSET, (byte)ICMP6_ROUTER_SOLICITATION);
+        assertDrop(program, packet.array());
+        put(packet, IPV6_DEST_ADDR_OFFSET, IPV6_ALL_ROUTERS_ADDRESS);
+        assertDrop(program, packet.array());
+
         apfFilter.shutdown();
     }
 
-    @LargeTest
+    @SmallTest
     public void testApfFilterMulticast() throws Exception {
         final byte[] unicastIpv4Addr   = {(byte)192,0,2,63};
         final byte[] broadcastIpv4Addr = {(byte)192,0,2,(byte)255};
@@ -910,7 +921,7 @@
         assertDrop(program, garpReply());
     }
 
-    @LargeTest
+    @SmallTest
     public void testApfFilterArp() throws Exception {
         MockIpManagerCallback ipManagerCallback = new MockIpManagerCallback();
         ApfFilter apfFilter = new TestApfFilter(ipManagerCallback, ALLOW_MULTICAST, mLog);
@@ -1029,7 +1040,7 @@
         ipManagerCallback.assertNoProgramUpdate();
     }
 
-    @LargeTest
+    @SmallTest
     public void testApfFilterRa() throws Exception {
         MockIpManagerCallback ipManagerCallback = new MockIpManagerCallback();
         TestApfFilter apfFilter = new TestApfFilter(ipManagerCallback, DROP_MULTICAST, mLog);
@@ -1146,6 +1157,41 @@
         buffer.position(original);
     }
 
+    @SmallTest
+    public void testRaParsing() throws Exception {
+        final int maxRandomPacketSize = 512;
+        final Random r = new Random();
+        MockIpManagerCallback cb = new MockIpManagerCallback();
+        TestApfFilter apfFilter = new TestApfFilter(cb, DROP_MULTICAST, mLog);
+        for (int i = 0; i < 1000; i++) {
+            byte[] packet = new byte[r.nextInt(maxRandomPacketSize + 1)];
+            r.nextBytes(packet);
+            try {
+                apfFilter.new Ra(packet, packet.length);
+            } catch (ApfFilter.InvalidRaException e) {
+            } catch (Exception e) {
+                throw new Exception("bad packet: " + HexDump.toHexString(packet), e);
+            }
+        }
+    }
+
+    @SmallTest
+    public void testRaProcessing() throws Exception {
+        final int maxRandomPacketSize = 512;
+        final Random r = new Random();
+        MockIpManagerCallback cb = new MockIpManagerCallback();
+        TestApfFilter apfFilter = new TestApfFilter(cb, DROP_MULTICAST, mLog);
+        for (int i = 0; i < 1000; i++) {
+            byte[] packet = new byte[r.nextInt(maxRandomPacketSize + 1)];
+            r.nextBytes(packet);
+            try {
+                apfFilter.processRa(packet, packet.length);
+            } catch (Exception e) {
+                throw new Exception("bad packet: " + HexDump.toHexString(packet), e);
+            }
+        }
+    }
+
     /**
      * Call the APF interpreter the run {@code program} on {@code packet} pretending the
      * filter was installed {@code filter_age} seconds ago.
@@ -1167,6 +1213,7 @@
     private native static boolean compareBpfApf(String filter, String pcap_filename,
             byte[] apf_program);
 
+    @SmallTest
     public void testBytesToInt() {
         assertEquals(0x00000000, ApfFilter.bytesToInt(IPV4_ANY_HOST_ADDR));
         assertEquals(0xffffffff, ApfFilter.bytesToInt(IPV4_BROADCAST_ADDRESS));
diff --git a/services/tests/servicestests/src/android/net/apf/Bpf2Apf.java b/tests/net/java/android/net/apf/Bpf2Apf.java
similarity index 100%
rename from services/tests/servicestests/src/android/net/apf/Bpf2Apf.java
rename to tests/net/java/android/net/apf/Bpf2Apf.java
diff --git a/services/tests/servicestests/src/android/net/dhcp/DhcpPacketTest.java b/tests/net/java/android/net/dhcp/DhcpPacketTest.java
similarity index 99%
rename from services/tests/servicestests/src/android/net/dhcp/DhcpPacketTest.java
rename to tests/net/java/android/net/dhcp/DhcpPacketTest.java
index bc8baa1..d79c312 100644
--- a/services/tests/servicestests/src/android/net/dhcp/DhcpPacketTest.java
+++ b/tests/net/java/android/net/dhcp/DhcpPacketTest.java
@@ -473,6 +473,7 @@
         assertEquals(Integer.toHexString(expected), Integer.toHexString(got));
     }
 
+    @SmallTest
     public void testTruncatedOfferPackets() throws Exception {
         final byte[] packet = HexDump.hexStringToByteArray(
             // IP header.
@@ -506,6 +507,7 @@
         }
     }
 
+    @SmallTest
     public void testRandomPackets() throws Exception {
         final int maxRandomPacketSize = 512;
         final Random r = new Random();
diff --git a/services/tests/servicestests/src/android/net/netlink/NetlinkErrorMessageTest.java b/tests/net/java/android/net/netlink/NetlinkErrorMessageTest.java
similarity index 97%
rename from services/tests/servicestests/src/android/net/netlink/NetlinkErrorMessageTest.java
rename to tests/net/java/android/net/netlink/NetlinkErrorMessageTest.java
index e677475..5deba27 100644
--- a/services/tests/servicestests/src/android/net/netlink/NetlinkErrorMessageTest.java
+++ b/tests/net/java/android/net/netlink/NetlinkErrorMessageTest.java
@@ -24,6 +24,7 @@
 import android.net.netlink.NetlinkErrorMessage;
 import android.net.netlink.NetlinkMessage;
 import android.net.netlink.StructNlMsgErr;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.util.Log;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
@@ -53,6 +54,7 @@
     public static final byte[] NLM_ERROR_OK =
             HexEncoding.decode(NLM_ERROR_OK_HEX.toCharArray(), false);
 
+    @SmallTest
     public void testParseNlmErrorOk() {
         final ByteBuffer byteBuffer = ByteBuffer.wrap(NLM_ERROR_OK);
         byteBuffer.order(ByteOrder.LITTLE_ENDIAN);  // For testing.
diff --git a/services/tests/servicestests/src/android/net/netlink/NetlinkSocketTest.java b/tests/net/java/android/net/netlink/NetlinkSocketTest.java
similarity index 97%
rename from services/tests/servicestests/src/android/net/netlink/NetlinkSocketTest.java
rename to tests/net/java/android/net/netlink/NetlinkSocketTest.java
index c599fe3..78b3b70 100644
--- a/services/tests/servicestests/src/android/net/netlink/NetlinkSocketTest.java
+++ b/tests/net/java/android/net/netlink/NetlinkSocketTest.java
@@ -20,6 +20,7 @@
 import android.net.netlink.RtNetlinkNeighborMessage;
 import android.net.netlink.StructNdMsg;
 import android.net.netlink.StructNlMsgHdr;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.system.ErrnoException;
 import android.system.NetlinkSocketAddress;
 import android.system.OsConstants;
@@ -33,6 +34,7 @@
 public class NetlinkSocketTest extends TestCase {
     private final String TAG = "NetlinkSocketTest";
 
+    @SmallTest
     public void testBasicWorkingGetNeighborsQuery() throws Exception {
         NetlinkSocket s = new NetlinkSocket(OsConstants.NETLINK_ROUTE);
         assertNotNull(s);
@@ -91,6 +93,7 @@
         s.close();
     }
 
+    @SmallTest
     public void testRepeatedCloseCallsAreQuiet() throws Exception {
         // Create a working NetlinkSocket.
         NetlinkSocket s = new NetlinkSocket(OsConstants.NETLINK_ROUTE);
diff --git a/services/tests/servicestests/src/android/net/netlink/RtNetlinkNeighborMessageTest.java b/tests/net/java/android/net/netlink/RtNetlinkNeighborMessageTest.java
similarity index 98%
rename from services/tests/servicestests/src/android/net/netlink/RtNetlinkNeighborMessageTest.java
rename to tests/net/java/android/net/netlink/RtNetlinkNeighborMessageTest.java
index 19ee000..029758e 100644
--- a/services/tests/servicestests/src/android/net/netlink/RtNetlinkNeighborMessageTest.java
+++ b/tests/net/java/android/net/netlink/RtNetlinkNeighborMessageTest.java
@@ -21,12 +21,13 @@
 import android.net.netlink.RtNetlinkNeighborMessage;
 import android.net.netlink.StructNdMsg;
 import android.net.netlink.StructNlMsgHdr;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.system.OsConstants;
 import android.util.Log;
 import libcore.util.HexEncoding;
 
-import java.net.InetAddress;
 import java.net.Inet4Address;
+import java.net.InetAddress;
 import java.net.UnknownHostException;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
@@ -135,6 +136,7 @@
     public static final byte[] RTM_GETNEIGH_RESPONSE =
             HexEncoding.decode(RTM_GETNEIGH_RESPONSE_HEX.replaceAll(" ", "").toCharArray(), false);
 
+    @SmallTest
     public void testParseRtmDelNeigh() {
         final ByteBuffer byteBuffer = ByteBuffer.wrap(RTM_DELNEIGH);
         byteBuffer.order(ByteOrder.LITTLE_ENDIAN);  // For testing.
@@ -161,6 +163,7 @@
         assertEquals(InetAddress.parseNumericAddress("192.168.159.254"), destination);
     }
 
+    @SmallTest
     public void testParseRtmNewNeigh() {
         final ByteBuffer byteBuffer = ByteBuffer.wrap(RTM_NEWNEIGH);
         byteBuffer.order(ByteOrder.LITTLE_ENDIAN);  // For testing.
@@ -187,6 +190,7 @@
         assertEquals(InetAddress.parseNumericAddress("fe80::86c9:b2ff:fe6a:ed4b"), destination);
     }
 
+    @SmallTest
     public void testParseRtmGetNeighResponse() {
         final ByteBuffer byteBuffer = ByteBuffer.wrap(RTM_GETNEIGH_RESPONSE);
         byteBuffer.order(ByteOrder.LITTLE_ENDIAN);  // For testing.
@@ -211,6 +215,7 @@
         assertEquals(14, messageCount);
     }
 
+    @SmallTest
     public void testCreateRtmNewNeighMessage() {
         final int seqNo = 2635;
         final int ifIndex = 14;
diff --git a/services/tests/servicestests/src/android/net/util/IpUtilsTest.java b/tests/net/java/android/net/util/IpUtilsTest.java
similarity index 100%
rename from services/tests/servicestests/src/android/net/util/IpUtilsTest.java
rename to tests/net/java/android/net/util/IpUtilsTest.java
diff --git a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
similarity index 90%
rename from services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
rename to tests/net/java/com/android/server/ConnectivityServiceTest.java
index 4af1cf1..d62c30d 100644
--- a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -68,14 +68,15 @@
 import android.os.SystemClock;
 import android.provider.Settings;
 import android.test.AndroidTestCase;
+import android.test.FlakyTest;
 import android.test.mock.MockContentResolver;
-import android.test.suitebuilder.annotation.LargeTest;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.util.Log;
 import android.util.LogPrinter;
 
-import com.android.internal.util.FakeSettingsProvider;
 import com.android.internal.util.WakeupMessage;
+import com.android.internal.util.test.BroadcastInterceptingContext;
+import com.android.internal.util.test.FakeSettingsProvider;
 import com.android.server.connectivity.NetworkAgentInfo;
 import com.android.server.connectivity.NetworkMonitor;
 import com.android.server.connectivity.NetworkMonitor.CaptivePortalProbeResult;
@@ -89,6 +90,7 @@
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.function.BooleanSupplier;
 
 /**
  * Tests for {@link ConnectivityService}.
@@ -193,6 +195,7 @@
     }
 
     // Tests that IdleableHandlerThread works as expected.
+    @SmallTest
     public void testIdleableHandlerThread() {
         final int attempts = 50;  // Causes the test to take about 200ms on bullhead-eng.
 
@@ -215,8 +218,21 @@
             mService.waitForIdle();
             assertEquals(i, mCm.getNetworkCapabilities(n).getSignalStrength());
         }
+    }
+
+    @SmallTest
+    @FlakyTest(tolerance = 3)
+    public void testNotWaitingForIdleCausesRaceConditions() {
+        // Bring up a network that we can use to send messages to ConnectivityService.
+        ConditionVariable cv = waitForConnectivityBroadcasts(1);
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        waitFor(cv);
+        Network n = mWiFiNetworkAgent.getNetwork();
+        assertNotNull(n);
 
         // Ensure that not calling waitForIdle causes a race condition.
+        final int attempts = 50;  // Causes the test to take about 200ms on bullhead-eng.
         for (int i = 0; i < attempts; i++) {
             mWiFiNetworkAgent.setSignalStrength(i);
             if (i != mCm.getNetworkCapabilities(n).getSignalStrength()) {
@@ -236,6 +252,7 @@
         private final IdleableHandlerThread mHandlerThread;
         private final ConditionVariable mDisconnected = new ConditionVariable();
         private final ConditionVariable mNetworkStatusReceived = new ConditionVariable();
+        private final ConditionVariable mPreventReconnectReceived = new ConditionVariable();
         private int mScore;
         private NetworkAgent mNetworkAgent;
         private int mStartKeepaliveError = PacketKeepalive.ERROR_HARDWARE_UNSUPPORTED;
@@ -291,6 +308,11 @@
                     mRedirectUrl = redirectUrl;
                     mNetworkStatusReceived.open();
                 }
+
+                @Override
+                protected void preventAutomaticReconnect() {
+                    mPreventReconnectReceived.open();
+                }
             };
             // Waits for the NetworkAgent to be registered, which includes the creation of the
             // NetworkMonitor.
@@ -375,11 +397,6 @@
             mWrappedNetworkMonitor.gen204ProbeResult = 200;
             mWrappedNetworkMonitor.gen204ProbeRedirectUrl = redirectUrl;
             connect(false);
-            waitFor(new Criteria() { public boolean get() {
-                NetworkCapabilities caps = mCm.getNetworkCapabilities(getNetwork());
-                return caps != null && caps.hasCapability(NET_CAPABILITY_CAPTIVE_PORTAL);} });
-            mWrappedNetworkMonitor.gen204ProbeResult = 500;
-            mWrappedNetworkMonitor.gen204ProbeRedirectUrl = null;
         }
 
         public void disconnect() {
@@ -391,6 +408,10 @@
             return new Network(mNetworkAgent.netId);
         }
 
+        public ConditionVariable getPreventReconnectReceived() {
+            return mPreventReconnectReceived;
+        }
+
         public ConditionVariable getDisconnectedCV() {
             return mDisconnected;
         }
@@ -597,12 +618,13 @@
 
         @Override
         protected CaptivePortalProbeResult isCaptivePortal() {
+            if (!mIsCaptivePortalCheckEnabled) { return new CaptivePortalProbeResult(204); }
             return new CaptivePortalProbeResult(gen204ProbeResult, gen204ProbeRedirectUrl, null);
         }
     }
 
     private class WrappedAvoidBadWifiTracker extends AvoidBadWifiTracker {
-        public boolean configRestrictsAvoidBadWifi;
+        public volatile boolean configRestrictsAvoidBadWifi;
 
         public WrappedAvoidBadWifiTracker(Context c, Handler h, Runnable r) {
             super(c, h, r);
@@ -707,10 +729,7 @@
     static private void waitFor(Criteria criteria) {
         int delays = 0;
         while (!criteria.get()) {
-            try {
-                Thread.sleep(50);
-            } catch (InterruptedException e) {
-            }
+            sleepFor(50);
             if (++delays == 10) fail();
         }
     }
@@ -743,6 +762,9 @@
         mService.systemReady();
         mCm = new WrappedConnectivityManager(getContext(), mService);
         mCm.bindProcessToNetwork(null);
+
+        // Ensure that the default setting for Captive Portals is used for most tests
+        setCaptivePortalMode(Settings.Global.CAPTIVE_PORTAL_MODE_PROMPT);
     }
 
     public void tearDown() throws Exception {
@@ -819,7 +841,7 @@
         return cv;
     }
 
-    @LargeTest
+    @SmallTest
     public void testLingering() throws Exception {
         verifyNoNetwork();
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
@@ -859,7 +881,7 @@
         verifyNoNetwork();
     }
 
-    @LargeTest
+    @SmallTest
     public void testValidatedCellularOutscoresUnvalidatedWiFi() throws Exception {
         // Test bringing up unvalidated WiFi
         mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
@@ -894,7 +916,7 @@
         verifyNoNetwork();
     }
 
-    @LargeTest
+    @SmallTest
     public void testUnvalidatedWifiOutscoresUnvalidatedCellular() throws Exception {
         // Test bringing up unvalidated cellular.
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
@@ -920,7 +942,7 @@
         verifyNoNetwork();
     }
 
-    @LargeTest
+    @SmallTest
     public void testUnlingeringDoesNotValidate() throws Exception {
         // Test bringing up unvalidated WiFi.
         mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
@@ -948,7 +970,7 @@
                 NET_CAPABILITY_VALIDATED));
     }
 
-    @LargeTest
+    @SmallTest
     public void testCellularOutscoresWeakWifi() throws Exception {
         // Test bringing up validated cellular.
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
@@ -974,7 +996,7 @@
         verifyActiveNetwork(TRANSPORT_WIFI);
     }
 
-    @LargeTest
+    @SmallTest
     public void testReapingNetwork() throws Exception {
         // Test bringing up WiFi without NET_CAPABILITY_INTERNET.
         // Expect it to be torn down immediately because it satisfies no requests.
@@ -1007,7 +1029,7 @@
         waitFor(cv);
     }
 
-    @LargeTest
+    @SmallTest
     public void testCellularFallback() throws Exception {
         // Test bringing up validated cellular.
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
@@ -1045,7 +1067,7 @@
         verifyActiveNetwork(TRANSPORT_WIFI);
     }
 
-    @LargeTest
+    @SmallTest
     public void testWiFiFallback() throws Exception {
         // Test bringing up unvalidated WiFi.
         mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
@@ -1077,7 +1099,8 @@
         NETWORK_CAPABILITIES,
         LINK_PROPERTIES,
         LOSING,
-        LOST
+        LOST,
+        UNAVAILABLE
     }
 
     /**
@@ -1118,6 +1141,11 @@
         }
 
         @Override
+        public void onUnavailable() {
+            setLastCallback(CallbackState.UNAVAILABLE, null, null);
+        }
+
+        @Override
         public void onLosing(Network network, int maxMsToLive) {
             setLastCallback(CallbackState.LOSING, network, maxMsToLive /* autoboxed int */);
         }
@@ -1166,7 +1194,7 @@
         }
     }
 
-    @LargeTest
+    @SmallTest
     public void testStateChangeNetworkCallbacks() throws Exception {
         final TestNetworkCallback genericNetworkCallback = new TestNetworkCallback();
         final TestNetworkCallback wifiNetworkCallback = new TestNetworkCallback();
@@ -1549,7 +1577,7 @@
         handlerThread.quit();
     }
 
-    @LargeTest
+    @SmallTest
     public void testNetworkFactoryRequests() throws Exception {
         tryNetworkFactoryRequests(NET_CAPABILITY_MMS);
         tryNetworkFactoryRequests(NET_CAPABILITY_SUPL);
@@ -1569,7 +1597,7 @@
         // Skipping VALIDATED and CAPTIVE_PORTAL as they're disallowed.
     }
 
-    @LargeTest
+    @SmallTest
     public void testNoMutableNetworkRequests() throws Exception {
         PendingIntent pendingIntent = PendingIntent.getBroadcast(mContext, 0, new Intent("a"), 0);
         NetworkRequest.Builder builder = new NetworkRequest.Builder();
@@ -1594,7 +1622,7 @@
         } catch (IllegalArgumentException expected) {}
     }
 
-    @LargeTest
+    @SmallTest
     public void testMMSonWiFi() throws Exception {
         // Test bringing up cellular without MMS NetworkRequest gets reaped
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
@@ -1629,7 +1657,7 @@
         verifyActiveNetwork(TRANSPORT_WIFI);
     }
 
-    @LargeTest
+    @SmallTest
     public void testMMSonCell() throws Exception {
         // Test bringing up cellular without MMS
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
@@ -1655,7 +1683,7 @@
         verifyActiveNetwork(TRANSPORT_CELLULAR);
     }
 
-    @LargeTest
+    @SmallTest
     public void testCaptivePortal() {
         final TestNetworkCallback captivePortalCallback = new TestNetworkCallback();
         final NetworkRequest captivePortalRequest = new NetworkRequest.Builder()
@@ -1705,6 +1733,47 @@
     }
 
     @SmallTest
+    public void testAvoidOrIgnoreCaptivePortals() {
+        final TestNetworkCallback captivePortalCallback = new TestNetworkCallback();
+        final NetworkRequest captivePortalRequest = new NetworkRequest.Builder()
+                .addCapability(NET_CAPABILITY_CAPTIVE_PORTAL).build();
+        mCm.registerNetworkCallback(captivePortalRequest, captivePortalCallback);
+
+        final TestNetworkCallback validatedCallback = new TestNetworkCallback();
+        final NetworkRequest validatedRequest = new NetworkRequest.Builder()
+                .addCapability(NET_CAPABILITY_VALIDATED).build();
+        mCm.registerNetworkCallback(validatedRequest, validatedCallback);
+
+        setCaptivePortalMode(Settings.Global.CAPTIVE_PORTAL_MODE_AVOID);
+        // Bring up a network with a captive portal.
+        // Expect it to fail to connect and not result in any callbacks.
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        String firstRedirectUrl = "http://example.com/firstPath";
+
+        ConditionVariable disconnectCv = mWiFiNetworkAgent.getDisconnectedCV();
+        ConditionVariable avoidCv = mWiFiNetworkAgent.getPreventReconnectReceived();
+        mWiFiNetworkAgent.connectWithCaptivePortal(firstRedirectUrl);
+        waitFor(disconnectCv);
+        waitFor(avoidCv);
+
+        assertNoCallbacks(captivePortalCallback, validatedCallback);
+
+        // Now test ignore mode.
+        setCaptivePortalMode(Settings.Global.CAPTIVE_PORTAL_MODE_IGNORE);
+
+        // Bring up a network with a captive portal.
+        // Since we're ignoring captive portals, the network will validate.
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        String secondRedirectUrl = "http://example.com/secondPath";
+        mWiFiNetworkAgent.connectWithCaptivePortal(secondRedirectUrl);
+
+        // Expect NET_CAPABILITY_VALIDATED onAvailable callback.
+        validatedCallback.expectCallback(CallbackState.AVAILABLE, mWiFiNetworkAgent);
+        // But there should be no CaptivePortal callback.
+        captivePortalCallback.assertNoCallback();
+    }
+
+    @SmallTest
     public void testInvalidNetworkSpecifier() {
         boolean execptionCalled = true;
 
@@ -1734,7 +1803,7 @@
                 execptionCalled);
     }
 
-    @LargeTest
+    @SmallTest
     public void testRegisterDefaultNetworkCallback() throws Exception {
         final TestNetworkCallback defaultNetworkCallback = new TestNetworkCallback();
         mCm.registerDefaultNetworkCallback(defaultNetworkCallback);
@@ -1795,7 +1864,7 @@
         }
     }
 
-    @LargeTest
+    @SmallTest
     public void testRequestCallbackUpdates() throws Exception {
         // File a network request for mobile.
         final TestNetworkCallback cellNetworkCallback = new TestRequestUpdateCallback();
@@ -1844,6 +1913,11 @@
         mCm.unregisterNetworkCallback(cellNetworkCallback);
     }
 
+    private void setCaptivePortalMode(int mode) {
+        ContentResolver cr = mServiceContext.getContentResolver();
+        Settings.Global.putInt(cr, Settings.Global.CAPTIVE_PORTAL_MODE, mode);
+    }
+
     private void setMobileDataAlwaysOn(boolean enable) {
         ContentResolver cr = mServiceContext.getContentResolver();
         Settings.Global.putInt(cr, Settings.Global.MOBILE_DATA_ALWAYS_ON, enable ? 1 : 0);
@@ -1925,6 +1999,7 @@
 
     @SmallTest
     public void testRequestBenchmark() throws Exception {
+        // TODO: turn this unit test into a real benchmarking test.
         // Benchmarks connecting and switching performance in the presence of a large number of
         // NetworkRequests.
         // 1. File NUM_REQUESTS requests.
@@ -1938,61 +2013,80 @@
         final CountDownLatch availableLatch = new CountDownLatch(NUM_REQUESTS);
         final CountDownLatch losingLatch = new CountDownLatch(NUM_REQUESTS);
 
-        final int REGISTER_TIME_LIMIT_MS = 100;
-        long startTime = System.currentTimeMillis();
         for (int i = 0; i < NUM_REQUESTS; i++) {
             callbacks[i] = new NetworkCallback() {
                 @Override public void onAvailable(Network n) { availableLatch.countDown(); }
                 @Override public void onLosing(Network n, int t) { losingLatch.countDown(); }
             };
-            mCm.registerNetworkCallback(request, callbacks[i]);
         }
-        long timeTaken = System.currentTimeMillis() - startTime;
-        String msg = String.format("Register %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, REGISTER_TIME_LIMIT_MS);
-        Log.d(TAG, msg);
-        assertTrue(msg, timeTaken < REGISTER_TIME_LIMIT_MS);
 
-        final int CONNECT_TIME_LIMIT_MS = 30;
+        final int REGISTER_TIME_LIMIT_MS = 180;
+        assertTimeLimit("Registering callbacks", REGISTER_TIME_LIMIT_MS, () -> {
+            for (NetworkCallback cb : callbacks) {
+                mCm.registerNetworkCallback(request, cb);
+            }
+        });
+
+        final int CONNECT_TIME_LIMIT_MS = 40;
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
         // Don't request that the network validate, because otherwise connect() will block until
         // the network gets NET_CAPABILITY_VALIDATED, after all the callbacks below have fired,
         // and we won't actually measure anything.
         mCellNetworkAgent.connect(false);
-        startTime = System.currentTimeMillis();
-        if (!availableLatch.await(CONNECT_TIME_LIMIT_MS, TimeUnit.MILLISECONDS)) {
-            fail(String.format("Only dispatched %d/%d onAvailable callbacks in %dms",
-                    NUM_REQUESTS - availableLatch.getCount(), NUM_REQUESTS,
-                    CONNECT_TIME_LIMIT_MS));
-        }
-        timeTaken = System.currentTimeMillis() - startTime;
-        Log.d(TAG, String.format("Connect, %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, CONNECT_TIME_LIMIT_MS));
 
-        final int SWITCH_TIME_LIMIT_MS = 30;
+        long onAvailableDispatchingDuration = durationOf(() -> {
+            if (!awaitLatch(availableLatch, CONNECT_TIME_LIMIT_MS)) {
+                fail(String.format("Only dispatched %d/%d onAvailable callbacks in %dms",
+                        NUM_REQUESTS - availableLatch.getCount(), NUM_REQUESTS,
+                        CONNECT_TIME_LIMIT_MS));
+            }
+        });
+        Log.d(TAG, String.format("Connect, %d callbacks: %dms, acceptable %dms",
+                NUM_REQUESTS, onAvailableDispatchingDuration, CONNECT_TIME_LIMIT_MS));
+
+        final int SWITCH_TIME_LIMIT_MS = 40;
         mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
         // Give wifi a high enough score that we'll linger cell when wifi comes up.
         mWiFiNetworkAgent.adjustScore(40);
         mWiFiNetworkAgent.connect(false);
-        startTime = System.currentTimeMillis();
-        if (!losingLatch.await(SWITCH_TIME_LIMIT_MS, TimeUnit.MILLISECONDS)) {
-            fail(String.format("Only dispatched %d/%d onLosing callbacks in %dms",
-                    NUM_REQUESTS - losingLatch.getCount(), NUM_REQUESTS, SWITCH_TIME_LIMIT_MS));
-        }
-        timeTaken = System.currentTimeMillis() - startTime;
+
+        long onLostDispatchingDuration = durationOf(() -> {
+            if (!awaitLatch(losingLatch, SWITCH_TIME_LIMIT_MS)) {
+                fail(String.format("Only dispatched %d/%d onLosing callbacks in %dms",
+                        NUM_REQUESTS - losingLatch.getCount(), NUM_REQUESTS, SWITCH_TIME_LIMIT_MS));
+            }
+        });
         Log.d(TAG, String.format("Linger, %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, SWITCH_TIME_LIMIT_MS));
+                NUM_REQUESTS, onLostDispatchingDuration, SWITCH_TIME_LIMIT_MS));
 
         final int UNREGISTER_TIME_LIMIT_MS = 10;
-        startTime = System.currentTimeMillis();
-        for (int i = 0; i < NUM_REQUESTS; i++) {
-            mCm.unregisterNetworkCallback(callbacks[i]);
-        }
-        timeTaken = System.currentTimeMillis() - startTime;
-        msg = String.format("Unregister %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, UNREGISTER_TIME_LIMIT_MS);
+        assertTimeLimit("Unregistering callbacks", UNREGISTER_TIME_LIMIT_MS, () -> {
+            for (NetworkCallback cb : callbacks) {
+                mCm.unregisterNetworkCallback(cb);
+            }
+        });
+    }
+
+    private long durationOf(Runnable fn) {
+        long startTime = SystemClock.elapsedRealtime();
+        fn.run();
+        return SystemClock.elapsedRealtime() - startTime;
+    }
+
+    private void assertTimeLimit(String descr, long timeLimit, Runnable fn) {
+        long timeTaken = durationOf(fn);
+        String msg = String.format("%s: took %dms, limit was %dms", descr, timeTaken, timeLimit);
         Log.d(TAG, msg);
-        assertTrue(msg, timeTaken < UNREGISTER_TIME_LIMIT_MS);
+        assertTrue(msg, timeTaken <= timeLimit);
+    }
+
+    private boolean awaitLatch(CountDownLatch l, long timeoutMs) {
+        try {
+            if (l.await(timeoutMs, TimeUnit.MILLISECONDS)) {
+                return true;
+            }
+        } catch (InterruptedException e) {}
+        return false;
     }
 
     @SmallTest
@@ -2073,7 +2167,7 @@
             tracker.reevaluate();
             mService.waitForIdle();
             String msg = String.format("config=false, setting=%s", values[i]);
-            assertTrue(msg, mService.avoidBadWifi());
+            assertEventuallyTrue(() -> mService.avoidBadWifi(), 50);
             assertFalse(msg, tracker.shouldNotifyWifiUnvalidated());
         }
 
@@ -2082,19 +2176,19 @@
         Settings.Global.putInt(cr, settingName, 0);
         tracker.reevaluate();
         mService.waitForIdle();
-        assertFalse(mService.avoidBadWifi());
+        assertEventuallyTrue(() -> !mService.avoidBadWifi(), 50);
         assertFalse(tracker.shouldNotifyWifiUnvalidated());
 
         Settings.Global.putInt(cr, settingName, 1);
         tracker.reevaluate();
         mService.waitForIdle();
-        assertTrue(mService.avoidBadWifi());
+        assertEventuallyTrue(() -> mService.avoidBadWifi(), 50);
         assertFalse(tracker.shouldNotifyWifiUnvalidated());
 
         Settings.Global.putString(cr, settingName, null);
         tracker.reevaluate();
         mService.waitForIdle();
-        assertFalse(mService.avoidBadWifi());
+        assertEventuallyTrue(() -> !mService.avoidBadWifi(), 50);
         assertTrue(tracker.shouldNotifyWifiUnvalidated());
     }
 
@@ -2221,6 +2315,107 @@
         mCm.unregisterNetworkCallback(defaultCallback);
     }
 
+    /**
+     * Validate that a satisfied network request does not trigger onUnavailable() once the
+     * time-out period expires.
+     */
+    @SmallTest
+    public void testSatisfiedNetworkRequestDoesNotTriggerOnUnavailable() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 10);
+
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.expectCallback(CallbackState.AVAILABLE, mWiFiNetworkAgent);
+
+        // pass timeout and validate that UNAVAILABLE is not called
+        sleepFor(15);
+        networkCallback.assertNoCallback();
+    }
+
+    /**
+     * Validate that a satisfied network request followed by a disconnected (lost) network does
+     * not trigger onUnavailable() once the time-out period expires.
+     */
+    @SmallTest
+    public void testSatisfiedThenLostNetworkRequestDoesNotTriggerOnUnavailable() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 500);
+
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.expectCallback(CallbackState.AVAILABLE, mWiFiNetworkAgent);
+        sleepFor(20);
+        mWiFiNetworkAgent.disconnect();
+        networkCallback.expectCallback(CallbackState.LOST, mWiFiNetworkAgent);
+
+        // pass timeout and validate that UNAVAILABLE is not called
+        sleepFor(600);
+        networkCallback.assertNoCallback();
+    }
+
+    /**
+     * Validate that when a time-out is specified for a network request the onUnavailable()
+     * callback is called when time-out expires. Then validate that if network request is
+     * (somehow) satisfied - the callback isn't called later.
+     */
+    @SmallTest
+    public void testTimedoutNetworkRequest() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 10);
+
+        // pass timeout and validate that UNAVAILABLE is called
+        networkCallback.expectCallback(CallbackState.UNAVAILABLE, null);
+
+        // create a network satisfying request - validate that request not triggered
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.assertNoCallback();
+    }
+
+    /**
+     * Validate that when a network request is unregistered (cancelled) the time-out for that
+     * request doesn't trigger the onUnavailable() callback.
+     */
+    @SmallTest
+    public void testTimedoutAfterUnregisteredNetworkRequest() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 10);
+
+        // remove request
+        mCm.unregisterNetworkCallback(networkCallback);
+
+        // pass timeout and validate that no callbacks
+        // Note: doesn't validate that nothing called from CS since even if called the CM already
+        // unregisters the callback and won't pass it through!
+        sleepFor(15);
+        networkCallback.assertNoCallback();
+
+        // create a network satisfying request - validate that request not triggered
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.assertNoCallback();
+    }
+
+    public void assertEventuallyTrue(BooleanSupplier fn, long maxWaitingTimeMs) throws Exception {
+        long start = SystemClock.elapsedRealtime();
+        while (SystemClock.elapsedRealtime() <= start + maxWaitingTimeMs) {
+            if (fn.getAsBoolean()) {
+                return;
+            }
+            Thread.sleep(10);
+        }
+        assertTrue(fn.getAsBoolean());
+    }
+
     private static class TestKeepaliveCallback extends PacketKeepaliveCallback {
 
         public static enum CallbackType { ON_STARTED, ON_STOPPED, ON_ERROR };
@@ -2310,6 +2505,7 @@
         return mWiFiNetworkAgent.getNetwork();
     }
 
+    @SmallTest
     public void testPacketKeepalives() throws Exception {
         InetAddress myIPv4 = InetAddress.getByName("192.0.2.129");
         InetAddress notMyIPv4 = InetAddress.getByName("192.0.2.35");
@@ -2625,4 +2821,13 @@
             mCm.unregisterNetworkCallback(pendingIntent);
         }
     }
+
+    /* test utilities */
+    static private void sleepFor(int ms) {
+        try {
+            Thread.sleep(ms);
+        } catch (InterruptedException e) {
+        }
+
+    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityEventBuilderTest.java b/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
similarity index 95%
rename from services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
rename to tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
index aed3635..84f0f90 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
+++ b/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
@@ -71,7 +71,8 @@
                 "    transport_types: 3",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -93,7 +94,8 @@
                 "    state_transition: \"SomeState\"",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -114,7 +116,8 @@
                 "    state_transition: \"\"",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -160,7 +163,8 @@
                 "    return_codes: 178",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -181,7 +185,8 @@
                 "    latency_ms: 5678",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -200,7 +205,8 @@
                 "    if_name: \"wlan0\"",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -223,7 +229,8 @@
                 "    >",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -248,7 +255,8 @@
                 "    probe_result: 204",
                 "    probe_type: 1",
                 "  >",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -274,7 +282,8 @@
                 "    program_length: 2048",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -305,7 +314,8 @@
                 "    zero_lifetime_ras: 1",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
@@ -332,7 +342,8 @@
                 "    router_lifetime: 2000",
                 "  >",
                 "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java b/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
similarity index 91%
rename from services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
rename to tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
index 3fc89b9..aa491bb 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
+++ b/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
@@ -19,6 +19,7 @@
 import android.content.Context;
 import android.net.ConnectivityMetricsEvent;
 import android.net.IIpConnectivityMetrics;
+import android.net.metrics.ApfProgramEvent;
 import android.net.metrics.ApfStats;
 import android.net.metrics.DefaultNetworkEvent;
 import android.net.metrics.DhcpClientEvent;
@@ -57,7 +58,7 @@
 
     public void setUp() {
         MockitoAnnotations.initMocks(this);
-        mService = new IpConnectivityMetrics(mCtx);
+        mService = new IpConnectivityMetrics(mCtx, (ctx) -> 2000);
     }
 
     public void testLoggingEvents() throws Exception {
@@ -112,6 +113,27 @@
         assertEquals("", output3);
     }
 
+    public void testRateLimiting() {
+        final IpConnectivityLog logger = new IpConnectivityLog(mService.impl);
+        final ApfProgramEvent ev = new ApfProgramEvent(0, 0, 0, 0, 0);
+        final long fakeTimestamp = 1;
+
+        int attempt = 100; // More than burst quota, but less than buffer size.
+        for (int i = 0; i < attempt; i++) {
+            logger.log(ev);
+        }
+
+        String output1 = getdump("flush");
+        assertFalse("".equals(output1));
+
+        for (int i = 0; i < attempt; i++) {
+            assertFalse("expected event to be dropped", logger.log(fakeTimestamp, ev));
+        }
+
+        String output2 = getdump("flush");
+        assertEquals("", output2);
+    }
+
     public void testEndToEndLogging() {
         IpConnectivityLog logger = new IpConnectivityLog(mService.impl);
 
@@ -204,7 +226,8 @@
                 "    router_lifetime: 2000",
                 "  >",
                 "  time_ms: 700",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, getdump("flush"));
     }
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/LingerMonitorTest.java b/tests/net/java/com/android/server/connectivity/LingerMonitorTest.java
similarity index 97%
rename from services/tests/servicestests/src/com/android/server/connectivity/LingerMonitorTest.java
rename to tests/net/java/com/android/server/connectivity/LingerMonitorTest.java
index bce5787e..77956be 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/LingerMonitorTest.java
+++ b/tests/net/java/com/android/server/connectivity/LingerMonitorTest.java
@@ -24,6 +24,7 @@
 import android.net.NetworkCapabilities;
 import android.net.NetworkInfo;
 import android.net.NetworkMisc;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.text.format.DateUtils;
 import com.android.internal.R;
 import com.android.server.ConnectivityService;
@@ -70,6 +71,7 @@
         mMonitor = new TestableLingerMonitor(mCtx, mNotifier, HIGH_DAILY_LIMIT, HIGH_RATE_LIMIT);
     }
 
+    @SmallTest
     public void testTransitions() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         NetworkAgentInfo nai1 = wifiNai(100);
@@ -79,6 +81,7 @@
         assertFalse(mMonitor.isNotificationEnabled(nai2, nai1));
     }
 
+    @SmallTest
     public void testNotificationOnLinger() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_NOTIFICATION);
@@ -89,6 +92,7 @@
         verifyNotification(from, to);
     }
 
+    @SmallTest
     public void testToastOnLinger() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_TOAST);
@@ -99,6 +103,7 @@
         verifyToast(from, to);
     }
 
+    @SmallTest
     public void testNotificationClearedAfterDisconnect() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_NOTIFICATION);
@@ -112,6 +117,7 @@
         verify(mNotifier, times(1)).clearNotification(100);
     }
 
+    @SmallTest
     public void testNotificationClearedAfterSwitchingBack() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_NOTIFICATION);
@@ -125,6 +131,7 @@
         verify(mNotifier, times(1)).clearNotification(100);
     }
 
+    @SmallTest
     public void testUniqueToast() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_TOAST);
@@ -142,6 +149,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testMultipleNotifications() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_NOTIFICATION);
@@ -160,6 +168,7 @@
         verifyNotification(wifi2, cell);
     }
 
+    @SmallTest
     public void testRateLimiting() throws InterruptedException {
         mMonitor = new TestableLingerMonitor(mCtx, mNotifier, HIGH_DAILY_LIMIT, LOW_RATE_LIMIT);
 
@@ -185,6 +194,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testDailyLimiting() throws InterruptedException {
         mMonitor = new TestableLingerMonitor(mCtx, mNotifier, LOW_DAILY_LIMIT, HIGH_RATE_LIMIT);
 
@@ -211,6 +221,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testUniqueNotification() {
         setNotificationSwitch(transition(WIFI, CELLULAR));
         setNotificationType(LingerMonitor.NOTIFY_TYPE_NOTIFICATION);
@@ -227,6 +238,7 @@
         verifyNotification(from, to);
     }
 
+    @SmallTest
     public void testIgnoreNeverValidatedNetworks() {
         setNotificationType(LingerMonitor.NOTIFY_TYPE_TOAST);
         setNotificationSwitch(transition(WIFI, CELLULAR));
@@ -238,6 +250,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testIgnoreCurrentlyValidatedNetworks() {
         setNotificationType(LingerMonitor.NOTIFY_TYPE_TOAST);
         setNotificationSwitch(transition(WIFI, CELLULAR));
@@ -249,6 +262,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testNoNotificationType() {
         setNotificationType(LingerMonitor.NOTIFY_TYPE_TOAST);
         setNotificationSwitch();
@@ -259,6 +273,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testNoTransitionToNotify() {
         setNotificationType(LingerMonitor.NOTIFY_TYPE_NONE);
         setNotificationSwitch(transition(WIFI, CELLULAR));
@@ -269,6 +284,7 @@
         verifyNoNotifications();
     }
 
+    @SmallTest
     public void testDifferentTransitionToNotify() {
         setNotificationType(LingerMonitor.NOTIFY_TYPE_TOAST);
         setNotificationSwitch(transition(CELLULAR, WIFI));
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/MetricsLoggerServiceTest.java b/tests/net/java/com/android/server/connectivity/MetricsLoggerServiceTest.java
similarity index 97%
rename from services/tests/servicestests/src/com/android/server/connectivity/MetricsLoggerServiceTest.java
rename to tests/net/java/com/android/server/connectivity/MetricsLoggerServiceTest.java
index 5f84ea1..5981f48 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/MetricsLoggerServiceTest.java
+++ b/tests/net/java/com/android/server/connectivity/MetricsLoggerServiceTest.java
@@ -20,6 +20,7 @@
 import android.net.ConnectivityMetricsEvent;
 import android.os.Bundle;
 import android.os.RemoteException;
+import android.test.suitebuilder.annotation.SmallTest;
 import static android.net.ConnectivityMetricsEvent.Reference;
 
 import junit.framework.TestCase;
@@ -67,12 +68,14 @@
         mService.onStart();
     }
 
+    @SmallTest
     public void testGetNoEvents() throws Exception {
         Reference r = new Reference(0);
         assertArrayEquals(NO_EVENTS, mService.mBinder.getEvents(r));
         assertEquals(0, r.getValue());
     }
 
+    @SmallTest
     public void testLogAndGetEvents() throws Exception {
         mService.mBinder.logEvents(EVENTS);
 
@@ -85,6 +88,7 @@
         assertEquals(N_EVENTS, r.getValue());
     }
 
+    @SmallTest
     public void testLogOneByOne() throws Exception {
         for (ConnectivityMetricsEvent ev : EVENTS) {
             mService.mBinder.logEvent(ev);
@@ -99,6 +103,7 @@
         assertEquals(N_EVENTS, r.getValue());
     }
 
+    @SmallTest
     public void testInterleavedLogAndGet() throws Exception {
         mService.mBinder.logEvents(Arrays.copyOfRange(EVENTS, 0, 3));
 
@@ -117,6 +122,7 @@
         assertEquals(N_EVENTS, r.getValue());
     }
 
+    @SmallTest
     public void testMultipleGetAll() throws Exception {
         mService.mBinder.logEvents(Arrays.copyOf(EVENTS, 3));
 
@@ -131,6 +137,7 @@
         assertEquals(N_EVENTS, r2.getValue());
     }
 
+    @SmallTest
     public void testLogAndDumpConcurrently() throws Exception {
         for (int i = 0; i < 50; i++) {
             mContext = null;
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/MetricsTestUtil.java b/tests/net/java/com/android/server/connectivity/MetricsTestUtil.java
similarity index 100%
rename from services/tests/servicestests/src/com/android/server/connectivity/MetricsTestUtil.java
rename to tests/net/java/com/android/server/connectivity/MetricsTestUtil.java
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/NetdEventListenerServiceTest.java b/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
similarity index 93%
rename from services/tests/servicestests/src/com/android/server/connectivity/NetdEventListenerServiceTest.java
rename to tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
index 9e2fd62..2bb62bb 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/NetdEventListenerServiceTest.java
+++ b/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
@@ -22,6 +22,8 @@
 import android.net.metrics.DnsEvent;
 import android.net.metrics.INetdEventListener;
 import android.net.metrics.IpConnectivityLog;
+import android.os.RemoteException;
+import android.test.suitebuilder.annotation.SmallTest;
 
 import junit.framework.TestCase;
 import org.junit.Before;
@@ -82,6 +84,7 @@
         verify(mCm, times(1)).registerNetworkCallback(any(), mCallbackCaptor.capture());
     }
 
+    @SmallTest
     public void testOneBatch() throws Exception {
         log(105, LATENCIES);
         log(106, Arrays.copyOf(LATENCIES, BATCH_SIZE - 1)); // one lookup short of a batch event
@@ -96,6 +99,7 @@
             new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES));
     }
 
+    @SmallTest
     public void testSeveralBatches() throws Exception {
         log(105, LATENCIES);
         log(106, LATENCIES);
@@ -109,6 +113,7 @@
             new DnsEvent(107, EVENT_TYPES, RETURN_CODES, LATENCIES));
     }
 
+    @SmallTest
     public void testBatchAndNetworkLost() throws Exception {
         byte[] eventTypes = Arrays.copyOf(EVENT_TYPES, 20);
         byte[] returnCodes = Arrays.copyOf(RETURN_CODES, 20);
@@ -125,6 +130,7 @@
             new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES));
     }
 
+    @SmallTest
     public void testConcurrentBatchesAndDumps() throws Exception {
         final long stop = System.currentTimeMillis() + 100;
         final PrintWriter pw = new PrintWriter(new FileOutputStream("/dev/null"));
@@ -146,6 +152,7 @@
             new DnsEvent(107, EVENT_TYPES, RETURN_CODES, LATENCIES));
     }
 
+    @SmallTest
     public void testConcurrentBatchesAndNetworkLoss() throws Exception {
         logAsync(105, LATENCIES);
         Thread.sleep(10L);
@@ -157,9 +164,13 @@
     }
 
     void log(int netId, int[] latencies) {
-        for (int l : latencies) {
-            mNetdEventListenerService.onDnsEvent(netId, EVENT_TYPE, RETURN_CODE, l, null, null, 0,
-                    0);
+        try {
+            for (int l : latencies) {
+                mNetdEventListenerService.onDnsEvent(netId, EVENT_TYPE, RETURN_CODE, l, null, null,
+                        0, 0);
+            }
+        } catch (RemoteException re) {
+            throw re.rethrowFromSystemServer();
         }
     }
 
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/TetheringTest.java b/tests/net/java/com/android/server/connectivity/TetheringTest.java
similarity index 100%
rename from services/tests/servicestests/src/com/android/server/connectivity/TetheringTest.java
rename to tests/net/java/com/android/server/connectivity/TetheringTest.java
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/VpnTest.java b/tests/net/java/com/android/server/connectivity/VpnTest.java
similarity index 77%
rename from services/tests/servicestests/src/com/android/server/connectivity/VpnTest.java
rename to tests/net/java/com/android/server/connectivity/VpnTest.java
index 5d8b843..b51b277 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/VpnTest.java
+++ b/tests/net/java/com/android/server/connectivity/VpnTest.java
@@ -25,9 +25,11 @@
 
 import android.annotation.UserIdInt;
 import android.app.AppOpsManager;
+import android.app.NotificationManager;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.pm.UserInfo;
+import android.net.NetworkInfo.DetailedState;
 import android.net.UidRange;
 import android.os.INetworkManagementService;
 import android.os.Looper;
@@ -43,6 +45,8 @@
 import java.util.Map;
 import java.util.Set;
 
+import org.mockito.ArgumentCaptor;
+import org.mockito.InOrder;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
@@ -88,14 +92,18 @@
     @Mock private PackageManager mPackageManager;
     @Mock private INetworkManagementService mNetService;
     @Mock private AppOpsManager mAppOps;
+    @Mock private NotificationManager mNotificationManager;
 
     @Override
     public void setUp() throws Exception {
         MockitoAnnotations.initMocks(this);
         when(mContext.getPackageManager()).thenReturn(mPackageManager);
         setMockedPackages(mPackages);
+        when(mContext.getPackageName()).thenReturn(Vpn.class.getPackage().getName());
         when(mContext.getSystemService(eq(Context.USER_SERVICE))).thenReturn(mUserManager);
         when(mContext.getSystemService(eq(Context.APP_OPS_SERVICE))).thenReturn(mAppOps);
+        when(mContext.getSystemService(eq(Context.NOTIFICATION_SERVICE)))
+                .thenReturn(mNotificationManager);
         doNothing().when(mNetService).registerObserver(any());
     }
 
@@ -103,7 +111,7 @@
     public void testRestrictedProfilesAreAddedToVpn() {
         setMockedUsers(primaryUser, secondaryUser, restrictedProfileA, restrictedProfileB);
 
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final Set<UidRange> ranges = vpn.createUserAndRestrictedProfilesRanges(primaryUser.id,
                 null, null);
 
@@ -117,7 +125,7 @@
     public void testManagedProfilesAreNotAddedToVpn() {
         setMockedUsers(primaryUser, managedProfileA);
 
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final Set<UidRange> ranges = vpn.createUserAndRestrictedProfilesRanges(primaryUser.id,
                 null, null);
 
@@ -130,7 +138,7 @@
     public void testAddUserToVpnOnlyAddsOneUser() {
         setMockedUsers(primaryUser, restrictedProfileA, managedProfileA);
 
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final Set<UidRange> ranges = new ArraySet<>();
         vpn.addUserToRanges(ranges, primaryUser.id, null, null);
 
@@ -141,7 +149,7 @@
 
     @SmallTest
     public void testUidWhiteAndBlacklist() throws Exception {
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final UidRange user = UidRange.createForUser(primaryUser.id);
         final String[] packages = {PKGS[0], PKGS[1], PKGS[2]};
 
@@ -166,15 +174,15 @@
 
     @SmallTest
     public void testLockdownChangingPackage() throws Exception {
-        final MockVpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final UidRange user = UidRange.createForUser(primaryUser.id);
 
         // Default state.
-        vpn.assertUnblocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
 
         // Set always-on without lockdown.
         assertTrue(vpn.setAlwaysOnPackage(PKGS[1], false));
-        vpn.assertUnblocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
 
         // Set always-on with lockdown.
         assertTrue(vpn.setAlwaysOnPackage(PKGS[1], true));
@@ -182,8 +190,8 @@
             new UidRange(user.start, user.start + PKG_UIDS[1] - 1),
             new UidRange(user.start + PKG_UIDS[1] + 1, user.stop)
         }));
-        vpn.assertBlocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
-        vpn.assertUnblocked(user.start + PKG_UIDS[1]);
+        assertBlocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[1]);
 
         // Switch to another app.
         assertTrue(vpn.setAlwaysOnPackage(PKGS[3], true));
@@ -195,13 +203,13 @@
             new UidRange(user.start, user.start + PKG_UIDS[3] - 1),
             new UidRange(user.start + PKG_UIDS[3] + 1, user.stop)
         }));
-        vpn.assertBlocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2]);
-        vpn.assertUnblocked(user.start + PKG_UIDS[3]);
+        assertBlocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[3]);
     }
 
     @SmallTest
     public void testLockdownAddingAProfile() throws Exception {
-        final MockVpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         setMockedUsers(primaryUser);
 
         // Make a copy of the restricted profile, as we're going to mark it deleted halfway through.
@@ -220,7 +228,7 @@
         }));
 
         // Verify restricted user isn't affected at first.
-        vpn.assertUnblocked(profile.start + PKG_UIDS[0]);
+        assertUnblocked(vpn, profile.start + PKG_UIDS[0]);
 
         // Add the restricted user.
         setMockedUsers(primaryUser, tempProfile);
@@ -239,24 +247,53 @@
         }));
     }
 
+    @SmallTest
+    public void testNotificationShownForAlwaysOnApp() {
+        final Vpn vpn = spyVpn(primaryUser.id);
+        final InOrder order = inOrder(vpn);
+        setMockedUsers(primaryUser);
+
+        // Don't show a notification for regular disconnected states.
+        vpn.updateState(DetailedState.DISCONNECTED, TAG);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(false);
+
+        // Start showing a notification for disconnected once always-on.
+        vpn.setAlwaysOnPackage(PKGS[0], false);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(true);
+
+        // Stop showing the notification once connected.
+        vpn.updateState(DetailedState.CONNECTED, TAG);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(false);
+
+        // Show the notification if we disconnect again.
+        vpn.updateState(DetailedState.DISCONNECTED, TAG);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(true);
+
+        // Notification should be cleared after unsetting always-on package.
+        vpn.setAlwaysOnPackage(null, false);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(false);
+    }
+
     /**
-     * A subclass of {@link Vpn} with some of the fields pre-mocked.
+     * Mock some methods of vpn object.
      */
-    private class MockVpn extends Vpn {
-        public MockVpn(@UserIdInt int userId) {
-            super(Looper.myLooper(), mContext, mNetService, userId);
-        }
+    private Vpn spyVpn(@UserIdInt int userId) {
+        final Vpn vpn = spy(new Vpn(Looper.myLooper(), mContext, mNetService, userId));
 
-        public void assertBlocked(int... uids) {
-            for (int uid : uids) {
-                assertTrue("Uid " + uid + " should be blocked", isBlockingUid(uid));
-            }
-        }
+        // Block calls to the NotificationManager or PendingIntent#getActivity.
+        doNothing().when(vpn).updateAlwaysOnNotificationInternal(anyBoolean());
+        return vpn;
+    }
 
-        public void assertUnblocked(int... uids) {
-            for (int uid : uids) {
-                assertFalse("Uid " + uid + " should not be blocked", isBlockingUid(uid));
-            }
+    private static void assertBlocked(Vpn vpn, int... uids) {
+        for (int uid : uids) {
+            assertTrue("Uid " + uid + " should be blocked", vpn.isBlockingUid(uid));
+        }
+    }
+
+    private static void assertUnblocked(Vpn vpn, int... uids) {
+        for (int uid : uids) {
+            assertFalse("Uid " + uid + " should not be blocked", vpn.isBlockingUid(uid));
         }
     }
 
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/tethering/TetherInterfaceStateMachineTest.java b/tests/net/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachineTest.java
similarity index 97%
rename from services/tests/servicestests/src/com/android/server/connectivity/tethering/TetherInterfaceStateMachineTest.java
rename to tests/net/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachineTest.java
index a30b362..9f7261d 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/tethering/TetherInterfaceStateMachineTest.java
+++ b/tests/net/java/com/android/server/connectivity/tethering/TetherInterfaceStateMachineTest.java
@@ -59,13 +59,14 @@
     @Mock private INetworkStatsService mStatsService;
     @Mock private IControlsTethering mTetherHelper;
     @Mock private InterfaceConfiguration mInterfaceConfiguration;
+    @Mock private IPv6TetheringInterfaceServices mIPv6TetheringInterfaceServices;
 
     private final TestLooper mLooper = new TestLooper();
     private TetherInterfaceStateMachine mTestedSm;
 
     private void initStateMachine(int interfaceType) throws Exception {
         mTestedSm = new TetherInterfaceStateMachine(IFACE_NAME, mLooper.getLooper(), interfaceType,
-                mNMService, mStatsService, mTetherHelper);
+                mNMService, mStatsService, mTetherHelper, mIPv6TetheringInterfaceServices);
         mTestedSm.start();
         // Starting the state machine always puts us in a consistent state and notifies
         // the test of the world that we've changed from an unknown to available state.
@@ -91,7 +92,8 @@
     @Test
     public void startsOutAvailable() {
         mTestedSm = new TetherInterfaceStateMachine(IFACE_NAME, mLooper.getLooper(),
-                ConnectivityManager.TETHERING_BLUETOOTH, mNMService, mStatsService, mTetherHelper);
+                ConnectivityManager.TETHERING_BLUETOOTH, mNMService, mStatsService, mTetherHelper,
+                mIPv6TetheringInterfaceServices);
         mTestedSm.start();
         mLooper.dispatchAll();
         verify(mTetherHelper).notifyInterfaceStateChange(
@@ -274,4 +276,4 @@
                 upstreamIface);
         mLooper.dispatchAll();
     }
-}
\ No newline at end of file
+}
diff --git a/services/tests/servicestests/jni/UidRangeTest.cpp b/tests/net/jni/UidRangeTest.cpp
similarity index 100%
rename from services/tests/servicestests/jni/UidRangeTest.cpp
rename to tests/net/jni/UidRangeTest.cpp
diff --git a/services/tests/servicestests/jni/UidRangeTest.h b/tests/net/jni/UidRangeTest.h
similarity index 100%
rename from services/tests/servicestests/jni/UidRangeTest.h
rename to tests/net/jni/UidRangeTest.h
diff --git a/services/tests/servicestests/jni/apf_jni.cpp b/tests/net/jni/apf_jni.cpp
similarity index 100%
rename from services/tests/servicestests/jni/apf_jni.cpp
rename to tests/net/jni/apf_jni.cpp
diff --git a/services/tests/servicestests/res/raw/apf.pcap b/tests/net/res/raw/apf.pcap
similarity index 100%
rename from services/tests/servicestests/res/raw/apf.pcap
rename to tests/net/res/raw/apf.pcap
Binary files differ
diff --git a/tests/utils/testutils/Android.mk b/tests/utils/testutils/Android.mk
index d53167f..acbe4bc 100644
--- a/tests/utils/testutils/Android.mk
+++ b/tests/utils/testutils/Android.mk
@@ -27,4 +27,6 @@
     android-support-test \
     mockito-target
 
+LOCAL_JAVA_LIBRARIES := android.test.runner
+
 include $(BUILD_STATIC_JAVA_LIBRARY)
diff --git a/services/tests/servicestests/src/com/android/server/BroadcastInterceptingContext.java b/tests/utils/testutils/java/com/android/internal/util/test/BroadcastInterceptingContext.java
similarity index 89%
rename from services/tests/servicestests/src/com/android/server/BroadcastInterceptingContext.java
rename to tests/utils/testutils/java/com/android/internal/util/test/BroadcastInterceptingContext.java
index 13657ab..27b7419 100644
--- a/services/tests/servicestests/src/com/android/server/BroadcastInterceptingContext.java
+++ b/tests/utils/testutils/java/com/android/internal/util/test/BroadcastInterceptingContext.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.server;
+package com.android.internal.util.test;
 
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -25,13 +25,12 @@
 import android.os.Handler;
 import android.os.UserHandle;
 
-import com.google.common.collect.Lists;
-import com.google.common.util.concurrent.AbstractFuture;
-
+import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;
+import java.util.concurrent.FutureTask;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 
@@ -42,9 +41,17 @@
 public class BroadcastInterceptingContext extends ContextWrapper {
     private static final String TAG = "WatchingContext";
 
-    private final List<BroadcastInterceptor> mInterceptors = Lists.newArrayList();
+    private final List<BroadcastInterceptor> mInterceptors = new ArrayList<>();
 
-    public class BroadcastInterceptor extends AbstractFuture<Intent> {
+    public abstract class FutureIntent extends FutureTask<Intent> {
+        public FutureIntent() {
+            super(
+                () -> { throw new IllegalStateException("Cannot happen"); }
+            );
+        }
+    }
+
+    public class BroadcastInterceptor extends FutureIntent {
         private final BroadcastReceiver mReceiver;
         private final IntentFilter mFilter;
 
@@ -82,11 +89,11 @@
         super(base);
     }
 
-    public Future<Intent> nextBroadcastIntent(String action) {
+    public FutureIntent nextBroadcastIntent(String action) {
         return nextBroadcastIntent(new IntentFilter(action));
     }
 
-    public Future<Intent> nextBroadcastIntent(IntentFilter filter) {
+    public FutureIntent nextBroadcastIntent(IntentFilter filter) {
         final BroadcastInterceptor interceptor = new BroadcastInterceptor(null, filter);
         synchronized (mInterceptors) {
             mInterceptors.add(interceptor);
diff --git a/services/tests/servicestests/src/com/android/internal/util/FakeSettingsProvider.java b/tests/utils/testutils/java/com/android/internal/util/test/FakeSettingsProvider.java
similarity index 98%
rename from services/tests/servicestests/src/com/android/internal/util/FakeSettingsProvider.java
rename to tests/utils/testutils/java/com/android/internal/util/test/FakeSettingsProvider.java
index 808f4dd..8ca849b 100644
--- a/services/tests/servicestests/src/com/android/internal/util/FakeSettingsProvider.java
+++ b/tests/utils/testutils/java/com/android/internal/util/test/FakeSettingsProvider.java
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package com.android.internal.util;
+package com.android.internal.util.test;
 
 import android.net.Uri;
 import android.os.Bundle;