| /* |
| * Copyright (C) 2018 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.wm; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.UserIdInt; |
| import android.app.ActivityManager; |
| import android.app.AppProtoEnums; |
| import android.app.IActivityManager; |
| import android.app.IApplicationThread; |
| import android.app.ProfilerInfo; |
| import android.content.ComponentName; |
| import android.content.IIntentSender; |
| import android.content.Intent; |
| import android.content.pm.ApplicationInfo; |
| import android.content.res.CompatibilityInfo; |
| import android.os.Bundle; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.service.voice.IVoiceInteractionSession; |
| import android.util.proto.ProtoOutputStream; |
| |
| import com.android.internal.app.IVoiceInteractor; |
| import com.android.server.am.PendingIntentRecord; |
| import com.android.server.am.UserState; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.lang.ref.WeakReference; |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * Activity Task manager local system service interface. |
| * @hide Only for use within system server |
| */ |
| public abstract class ActivityTaskManagerInternal { |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because we drew |
| * the splash screen. |
| */ |
| public static final int APP_TRANSITION_SPLASH_SCREEN = |
| AppProtoEnums.APP_TRANSITION_SPLASH_SCREEN; // 1 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because we all |
| * app windows were drawn |
| */ |
| public static final int APP_TRANSITION_WINDOWS_DRAWN = |
| AppProtoEnums.APP_TRANSITION_WINDOWS_DRAWN; // 2 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because of a |
| * timeout. |
| */ |
| public static final int APP_TRANSITION_TIMEOUT = |
| AppProtoEnums.APP_TRANSITION_TIMEOUT; // 3 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because of a |
| * we drew a task snapshot. |
| */ |
| public static final int APP_TRANSITION_SNAPSHOT = |
| AppProtoEnums.APP_TRANSITION_SNAPSHOT; // 4 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because it was a |
| * recents animation and we only needed to wait on the wallpaper. |
| */ |
| public static final int APP_TRANSITION_RECENTS_ANIM = |
| AppProtoEnums.APP_TRANSITION_RECENTS_ANIM; // 5 |
| |
| /** |
| * The id of the task source of assist state. |
| */ |
| public static final String ASSIST_TASK_ID = "taskId"; |
| |
| /** |
| * The id of the activity source of assist state. |
| */ |
| public static final String ASSIST_ACTIVITY_ID = "activityId"; |
| |
| /** |
| * The bundle key to extract the assist data. |
| */ |
| public static final String ASSIST_KEY_DATA = "data"; |
| |
| /** |
| * The bundle key to extract the assist structure. |
| */ |
| public static final String ASSIST_KEY_STRUCTURE = "structure"; |
| |
| /** |
| * The bundle key to extract the assist content. |
| */ |
| public static final String ASSIST_KEY_CONTENT = "content"; |
| |
| /** |
| * The bundle key to extract the assist receiver extras. |
| */ |
| public static final String ASSIST_KEY_RECEIVER_EXTRAS = "receiverExtras"; |
| |
| public interface ScreenObserver { |
| void onAwakeStateChanged(boolean isAwake); |
| void onKeyguardStateChanged(boolean isShowing); |
| } |
| |
| /** |
| * Sleep tokens cause the activity manager to put the top activity to sleep. |
| * They are used by components such as dreams that may hide and block interaction |
| * with underlying activities. |
| */ |
| public static abstract class SleepToken { |
| |
| /** Releases the sleep token. */ |
| public abstract void release(); |
| } |
| |
| /** |
| * Acquires a sleep token for the specified display with the specified tag. |
| * |
| * @param tag A string identifying the purpose of the token (eg. "Dream"). |
| * @param displayId The display to apply the sleep token to. |
| */ |
| public abstract SleepToken acquireSleepToken(@NonNull String tag, int displayId); |
| |
| /** |
| * Returns home activity for the specified user. |
| * |
| * @param userId ID of the user or {@link android.os.UserHandle#USER_ALL} |
| */ |
| public abstract ComponentName getHomeActivityForUser(int userId); |
| |
| public abstract void onLocalVoiceInteractionStarted(IBinder callingActivity, |
| IVoiceInteractionSession mSession, |
| IVoiceInteractor mInteractor); |
| |
| /** |
| * Callback for window manager to let activity manager know that the app transition was |
| * cancelled. |
| */ |
| public abstract void notifyAppTransitionCancelled(); |
| |
| /** |
| * Callback for window manager to let activity manager know that the app transition is finished. |
| */ |
| public abstract void notifyAppTransitionFinished(); |
| |
| /** |
| * Returns the top activity from each of the currently visible stacks. The first entry will be |
| * the focused activity. |
| */ |
| public abstract List<IBinder> getTopVisibleActivities(); |
| |
| /** |
| * Returns whether {@code uid} has any resumed activity. |
| */ |
| public abstract boolean hasResumedActivity(int uid); |
| |
| /** |
| * Notify listeners that contents are drawn for the first time on a single task display. |
| * |
| * @param displayId An ID of the display on which contents are drawn. |
| */ |
| public abstract void notifySingleTaskDisplayDrawn(int displayId); |
| |
| /** |
| * Start activity {@code intents} as if {@code packageName/featureId} on user {@code userId} did |
| * it. |
| * |
| * - DO NOT call it with the calling UID cleared. |
| * - All the necessary caller permission checks must be done at callsites. |
| * |
| * @return error codes used by {@link IActivityManager#startActivity} and its siblings. |
| */ |
| public abstract int startActivitiesAsPackage(String packageName, String featureId, |
| int userId, Intent[] intents, Bundle bOptions); |
| |
| /** |
| * Start intents as a package. |
| * |
| * @param uid Make a call as if this UID did. |
| * @param realCallingPid PID of the real caller. |
| * @param realCallingUid UID of the real caller. |
| * @param callingPackage Make a call as if this package did. |
| * @param callingFeatureId Make a call as if this feature in the package did. |
| * @param intents Intents to start. |
| * @param userId Start the intents on this user. |
| * @param validateIncomingUser Set true to skip checking {@code userId} with the calling UID. |
| * @param originatingPendingIntent PendingIntentRecord that originated this activity start or |
| * null if not originated by PendingIntent |
| * @param allowBackgroundActivityStart Whether the background activity start should be allowed |
| * from originatingPendingIntent |
| */ |
| public abstract int startActivitiesInPackage(int uid, int realCallingPid, int realCallingUid, |
| String callingPackage, @Nullable String callingFeatureId, Intent[] intents, |
| String[] resolvedTypes, IBinder resultTo, SafeActivityOptions options, int userId, |
| boolean validateIncomingUser, PendingIntentRecord originatingPendingIntent, |
| boolean allowBackgroundActivityStart); |
| |
| public abstract int startActivityInPackage(int uid, int realCallingPid, int realCallingUid, |
| String callingPackage, @Nullable String callingFeaturId, Intent intent, |
| String resolvedType, IBinder resultTo, String resultWho, int requestCode, |
| int startFlags, SafeActivityOptions options, int userId, Task inTask, String reason, |
| boolean validateIncomingUser, PendingIntentRecord originatingPendingIntent, |
| boolean allowBackgroundActivityStart); |
| |
| /** |
| * Start activity {@code intent} without calling user-id check. |
| * |
| * - DO NOT call it with the calling UID cleared. |
| * - The caller must do the calling user ID check. |
| * |
| * @return error codes used by {@link IActivityManager#startActivity} and its siblings. |
| */ |
| public abstract int startActivityAsUser(IApplicationThread caller, String callingPackage, |
| @Nullable String callingFeatureId, Intent intent, @Nullable IBinder resultTo, |
| int startFlags, @Nullable Bundle options, int userId); |
| |
| /** |
| * Called when Keyguard flags might have changed. |
| * |
| * @param callback Callback to run after activity visibilities have been reevaluated. This can |
| * be used from window manager so that when the callback is called, it's |
| * guaranteed that all apps have their visibility updated accordingly. |
| * @param displayId The id of the display where the keyguard flags changed. |
| */ |
| public abstract void notifyKeyguardFlagsChanged(@Nullable Runnable callback, int displayId); |
| |
| /** |
| * Called when the trusted state of Keyguard has changed. |
| */ |
| public abstract void notifyKeyguardTrustedChanged(); |
| |
| /** |
| * Called after virtual display Id is updated by |
| * {@link com.android.server.vr.Vr2dDisplay} with a specific |
| * {@param vr2dDisplayId}. |
| */ |
| public abstract void setVr2dDisplayId(int vr2dDisplayId); |
| |
| /** |
| * Set focus on an activity. |
| * @param token The IApplicationToken for the activity |
| */ |
| public abstract void setFocusedActivity(IBinder token); |
| |
| public abstract void registerScreenObserver(ScreenObserver observer); |
| |
| /** |
| * Returns is the caller has the same uid as the Recents component |
| */ |
| public abstract boolean isCallerRecents(int callingUid); |
| |
| /** |
| * Returns whether the recents component is the home activity for the given user. |
| */ |
| public abstract boolean isRecentsComponentHomeActivity(int userId); |
| |
| /** |
| * Cancels any currently running recents animation. |
| */ |
| public abstract void cancelRecentsAnimation(boolean restoreHomeStackPosition); |
| |
| /** |
| * This enforces {@code func} can only be called if either the caller is Recents activity or |
| * has {@code permission}. |
| */ |
| public abstract void enforceCallerIsRecentsOrHasPermission(String permission, String func); |
| |
| /** |
| * Called after the voice interaction service has changed. |
| */ |
| public abstract void notifyActiveVoiceInteractionServiceChanged(ComponentName component); |
| |
| /** |
| * Called when the device changes its dreaming state. |
| */ |
| public abstract void notifyDreamStateChanged(boolean dreaming); |
| |
| /** |
| * Set a uid that is allowed to bypass stopped app switches, launching an app |
| * whenever it wants. |
| * |
| * @param type Type of the caller -- unique string the caller supplies to identify itself |
| * and disambiguate with other calles. |
| * @param uid The uid of the app to be allowed, or -1 to clear the uid for this type. |
| * @param userId The user it is allowed for. |
| */ |
| public abstract void setAllowAppSwitches(@NonNull String type, int uid, int userId); |
| |
| /** |
| * Called when a user has been stopped. |
| * |
| * @param userId The user being stopped. |
| */ |
| public abstract void onUserStopped(int userId); |
| public abstract boolean isGetTasksAllowed(String caller, int callingPid, int callingUid); |
| |
| public abstract void onProcessAdded(WindowProcessController proc); |
| public abstract void onProcessRemoved(String name, int uid); |
| public abstract void onCleanUpApplicationRecord(WindowProcessController proc); |
| public abstract int getTopProcessState(); |
| public abstract boolean isHeavyWeightProcess(WindowProcessController proc); |
| public abstract void clearHeavyWeightProcessIfEquals(WindowProcessController proc); |
| public abstract void finishHeavyWeightApp(); |
| |
| public abstract boolean isDreaming(); |
| public abstract boolean isSleeping(); |
| public abstract boolean isShuttingDown(); |
| public abstract boolean shuttingDown(boolean booted, int timeout); |
| public abstract void enableScreenAfterBoot(boolean booted); |
| public abstract boolean showStrictModeViolationDialog(); |
| public abstract void showSystemReadyErrorDialogsIfNeeded(); |
| |
| public abstract void onProcessMapped(int pid, WindowProcessController proc); |
| public abstract void onProcessUnMapped(int pid); |
| |
| public abstract void onPackageDataCleared(String name); |
| public abstract void onPackageUninstalled(String name); |
| public abstract void onPackageAdded(String name, boolean replacing); |
| public abstract void onPackageReplaced(ApplicationInfo aInfo); |
| |
| public abstract CompatibilityInfo compatibilityInfoForPackage(ApplicationInfo ai); |
| |
| public final class ActivityTokens { |
| private final @NonNull IBinder mActivityToken; |
| private final @NonNull IBinder mAssistToken; |
| private final @NonNull IApplicationThread mAppThread; |
| |
| public ActivityTokens(@NonNull IBinder activityToken, |
| @NonNull IBinder assistToken, @NonNull IApplicationThread appThread) { |
| mActivityToken = activityToken; |
| mAssistToken = assistToken; |
| mAppThread = appThread; |
| } |
| |
| /** |
| * @return The activity token. |
| */ |
| public @NonNull IBinder getActivityToken() { |
| return mActivityToken; |
| } |
| |
| /** |
| * @return The assist token. |
| */ |
| public @NonNull IBinder getAssistToken() { |
| return mAssistToken; |
| } |
| |
| /** |
| * @return The assist token. |
| */ |
| public @NonNull IApplicationThread getApplicationThread() { |
| return mAppThread; |
| } |
| } |
| |
| /** |
| * Set the corresponding display information for the process global configuration. To be called |
| * when we need to show IME on a different display. |
| * |
| * @param pid The process id associated with the IME window. |
| * @param displayId The ID of the display showing the IME. |
| */ |
| public abstract void onImeWindowSetOnDisplay(int pid, int displayId); |
| |
| public abstract void sendActivityResult(int callingUid, IBinder activityToken, |
| String resultWho, int requestCode, int resultCode, Intent data); |
| public abstract void clearPendingResultForActivity( |
| IBinder activityToken, WeakReference<PendingIntentRecord> pir); |
| |
| /** |
| * @return the activity token and IApplicationThread for the top activity in the task or null |
| * if there isn't a top activity with a valid process. |
| */ |
| @Nullable |
| public abstract ActivityTokens getTopActivityForTask(int taskId); |
| |
| public abstract IIntentSender getIntentSender(int type, String packageName, |
| @Nullable String featureId, int callingUid, int userId, IBinder token, String resultWho, |
| int requestCode, Intent[] intents, String[] resolvedTypes, int flags, |
| Bundle bOptions); |
| |
| /** @return the service connection holder for a given activity token. */ |
| public abstract ActivityServiceConnectionsHolder getServiceConnectionsHolder(IBinder token); |
| |
| /** @return The intent used to launch the home activity. */ |
| public abstract Intent getHomeIntent(); |
| public abstract boolean startHomeActivity(int userId, String reason); |
| /** |
| * This starts home activity on displays that can have system decorations based on displayId - |
| * Default display always use primary home component. |
| * For Secondary displays, the home activity must have category SECONDARY_HOME and then resolves |
| * according to the priorities listed below. |
| * - If default home is not set, always use the secondary home defined in the config. |
| * - Use currently selected primary home activity. |
| * - Use the activity in the same package as currently selected primary home activity. |
| * If there are multiple activities matched, use first one. |
| * - Use the secondary home defined in the config. |
| */ |
| public abstract boolean startHomeOnDisplay(int userId, String reason, int displayId, |
| boolean allowInstrumenting, boolean fromHomeKey); |
| /** Start home activities on all displays that support system decorations. */ |
| public abstract boolean startHomeOnAllDisplays(int userId, String reason); |
| /** @return true if the given process is the factory test process. */ |
| public abstract boolean isFactoryTestProcess(WindowProcessController wpc); |
| public abstract void updateTopComponentForFactoryTest(); |
| public abstract void handleAppDied(WindowProcessController wpc, boolean restarting, |
| Runnable finishInstrumentationCallback); |
| public abstract void closeSystemDialogs(String reason); |
| |
| /** Removes all components (e.g. activities, recents, ...) belonging to a disabled package. */ |
| public abstract void cleanupDisabledPackageComponents( |
| String packageName, Set<String> disabledClasses, int userId, boolean booted); |
| |
| /** Called whenever AM force stops a package. */ |
| public abstract boolean onForceStopPackage(String packageName, boolean doit, |
| boolean evenPersistent, int userId); |
| /** |
| * Resumes all top activities in the system if they aren't resumed already. |
| * @param scheduleIdle If the idle message should be schedule after the top activities are |
| * resumed. |
| */ |
| public abstract void resumeTopActivities(boolean scheduleIdle); |
| |
| /** Called by AM just before it binds to an application process. */ |
| public abstract void preBindApplication(WindowProcessController wpc); |
| |
| /** Called by AM when an application process attaches. */ |
| public abstract boolean attachApplication(WindowProcessController wpc) throws RemoteException; |
| |
| /** @see IActivityManager#notifyLockedProfile(int) */ |
| public abstract void notifyLockedProfile(@UserIdInt int userId, int currentUserId); |
| |
| /** @see IActivityManager#startConfirmDeviceCredentialIntent(Intent, Bundle) */ |
| public abstract void startConfirmDeviceCredentialIntent(Intent intent, Bundle options); |
| |
| /** Writes current activity states to the proto stream. */ |
| public abstract void writeActivitiesToProto(ProtoOutputStream proto); |
| |
| /** |
| * Saves the current activity manager state and includes the saved state in the next dump of |
| * activity manager. |
| */ |
| public abstract void saveANRState(String reason); |
| |
| /** Clears the previously saved activity manager ANR state. */ |
| public abstract void clearSavedANRState(); |
| |
| /** Dump the current state based on the command. */ |
| public abstract void dump(String cmd, FileDescriptor fd, PrintWriter pw, String[] args, |
| int opti, boolean dumpAll, boolean dumpClient, String dumpPackage); |
| |
| /** Dump the current state for inclusion in process dump. */ |
| public abstract boolean dumpForProcesses(FileDescriptor fd, PrintWriter pw, boolean dumpAll, |
| String dumpPackage, int dumpAppId, boolean needSep, boolean testPssMode, |
| int wakefulness); |
| |
| /** Writes the current window process states to the proto stream. */ |
| public abstract void writeProcessesToProto(ProtoOutputStream proto, String dumpPackage, |
| int wakeFullness, boolean testPssMode); |
| |
| /** Dump the current activities state. */ |
| public abstract boolean dumpActivity(FileDescriptor fd, PrintWriter pw, String name, |
| String[] args, int opti, boolean dumpAll, boolean dumpVisibleStacksOnly, |
| boolean dumpFocusedStackOnly); |
| |
| /** Dump the current state for inclusion in oom dump. */ |
| public abstract void dumpForOom(PrintWriter pw); |
| |
| /** @return true if it the activity management system is okay with GC running now. */ |
| public abstract boolean canGcNow(); |
| |
| /** @return the process for the top-most resumed activity in the system. */ |
| public abstract WindowProcessController getTopApp(); |
| |
| /** Generate oom-score-adjustment rank for all tasks in the system based on z-order. */ |
| public abstract void rankTaskLayersIfNeeded(); |
| |
| /** Destroy all activities. */ |
| public abstract void scheduleDestroyAllActivities(String reason); |
| |
| /** Remove user association with activities. */ |
| public abstract void removeUser(int userId); |
| |
| /** Switch current focused user for activities. */ |
| public abstract boolean switchUser(int userId, UserState userState); |
| |
| /** Called whenever an app crashes. */ |
| public abstract void onHandleAppCrash(WindowProcessController wpc); |
| |
| /** |
| * Finish the topmost activities in all stacks that belong to the crashed app. |
| * @param crashedApp The app that crashed. |
| * @param reason Reason to perform this action. |
| * @return The task id that was finished in this stack, or INVALID_TASK_ID if none was finished. |
| */ |
| public abstract int finishTopCrashedActivities( |
| WindowProcessController crashedApp, String reason); |
| |
| public abstract void onUidActive(int uid, int procState); |
| public abstract void onUidInactive(int uid); |
| public abstract void onActiveUidsCleared(); |
| public abstract void onUidProcStateChanged(int uid, int procState); |
| |
| public abstract void onUidAddedToPendingTempWhitelist(int uid, String tag); |
| public abstract void onUidRemovedFromPendingTempWhitelist(int uid); |
| |
| /** Handle app crash event in {@link android.app.IActivityController} if there is one. */ |
| public abstract boolean handleAppCrashInActivityController(String processName, int pid, |
| String shortMsg, String longMsg, long timeMillis, String stackTrace, |
| Runnable killCrashingAppCallback); |
| |
| public abstract void removeRecentTasksByPackageName(String packageName, int userId); |
| public abstract void cleanupRecentTasksForUser(int userId); |
| public abstract void loadRecentTasksForUser(int userId); |
| public abstract void onPackagesSuspendedChanged(String[] packages, boolean suspended, |
| int userId); |
| /** Flush recent tasks to disk. */ |
| public abstract void flushRecentTasks(); |
| |
| public abstract WindowProcessController getHomeProcess(); |
| public abstract WindowProcessController getPreviousProcess(); |
| |
| public abstract void clearLockedTasks(String reason); |
| public abstract void updateUserConfiguration(); |
| public abstract boolean canShowErrorDialogs(); |
| |
| public abstract void setProfileApp(String profileApp); |
| public abstract void setProfileProc(WindowProcessController wpc); |
| public abstract void setProfilerInfo(ProfilerInfo profilerInfo); |
| |
| public abstract ActivityMetricsLaunchObserverRegistry getLaunchObserverRegistry(); |
| |
| /** |
| * Gets bitmap snapshot of the provided task id. |
| * |
| * <p>Warning! this may restore the snapshot from disk so can block, don't call in a latency |
| * sensitive environment. |
| */ |
| public abstract ActivityManager.TaskSnapshot getTaskSnapshotBlocking(int taskId, |
| boolean isLowResolution); |
| |
| /** Returns true if uid is considered foreground for activity start purposes. */ |
| public abstract boolean isUidForeground(int uid); |
| |
| /** |
| * Called by DevicePolicyManagerService to set the uid of the device owner. |
| */ |
| public abstract void setDeviceOwnerUid(int uid); |
| |
| /** Set all associated companion app that belongs to an userId. */ |
| public abstract void setCompanionAppPackages(int userId, Set<String> companionAppPackages); |
| } |
