input/autofill/AutofillFramework/afservice/src/main/java/com/example/android/autofill/service/util/Util.java - platform/developers/samples/android - Git at Google

 /*
  * Copyright (C) 2017 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.example.android.autofill.service.util;

 import android.app.assist.AssistStructure;
 import android.app.assist.AssistStructure.ViewNode;
 import android.app.assist.AssistStructure.WindowNode;
 import android.os.Bundle;
 import android.service.autofill.FillContext;
 import android.service.autofill.SaveInfo;
 import android.support.annotation.NonNull;
 import android.util.Log;
 import android.view.View;
 import android.view.ViewStructure.HtmlInfo;
 import android.view.autofill.AutofillValue;

 import com.google.common.base.Joiner;

 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Set;

 public final class Util {

     public static final String EXTRA_DATASET_NAME = "dataset_name";
     public static final String EXTRA_FOR_RESPONSE = "for_response";
     public static final NodeFilter AUTOFILL_ID_FILTER = (node, id) ->
             id.equals(node.getAutofillId());
     private static final String TAG = "AutofillSample";
     public static LogLevel sLoggingLevel = LogLevel.Off;

     private static void bundleToString(StringBuilder builder, Bundle data) {
         final Set<String> keySet = data.keySet();
         builder.append("[Bundle with ").append(keySet.size()).append(" keys:");
         for (String key : keySet) {
             builder.append(' ').append(key).append('=');
             Object value = data.get(key);
             if ((value instanceof Bundle)) {
                 bundleToString(builder, (Bundle) value);
             } else {
                 builder.append((value instanceof Object[])
                         ? Arrays.toString((Object[]) value) : value);
             }
         }
         builder.append(']');
     }

     public static String bundleToString(Bundle data) {
         if (data == null) {
             return "N/A";
         }
         final StringBuilder builder = new StringBuilder();
         bundleToString(builder, data);
         return builder.toString();
     }

     public static String getTypeAsString(int type) {
         switch (type) {
             case View.AUTOFILL_TYPE_TEXT:
                 return "TYPE_TEXT";
             case View.AUTOFILL_TYPE_LIST:
                 return "TYPE_LIST";
             case View.AUTOFILL_TYPE_NONE:
                 return "TYPE_NONE";
             case View.AUTOFILL_TYPE_TOGGLE:
                 return "TYPE_TOGGLE";
             case View.AUTOFILL_TYPE_DATE:
                 return "TYPE_DATE";
         }
         return "UNKNOWN_TYPE";
     }

     private static String getAutofillValueAndTypeAsString(AutofillValue value) {
         if (value == null) return "null";

         StringBuilder builder = new StringBuilder(value.toString()).append('(');
         if (value.isText()) {
             builder.append("isText");
         } else if (value.isDate()) {
             builder.append("isDate");
         } else if (value.isToggle()) {
             builder.append("isToggle");
         } else if (value.isList()) {
             builder.append("isList");
         }
         return builder.append(')').toString();
     }

     public static void dumpStructure(AssistStructure structure) {
         if (logVerboseEnabled()) {
             int nodeCount = structure.getWindowNodeCount();
             logv("dumpStructure(): component=%s numberNodes=%d",
                     structure.getActivityComponent(), nodeCount);
             for (int i = 0; i < nodeCount; i++) {
                 logv("node #%d", i);
                 WindowNode node = structure.getWindowNodeAt(i);
                 dumpNode(new StringBuilder(), "  ", node.getRootViewNode(), 0);
             }
         }
     }

     private static void dumpNode(StringBuilder builder, String prefix, ViewNode node, int childNumber) {
         builder.append(prefix)
                 .append("child #").append(childNumber).append("\n");

         builder.append(prefix)
                 .append("autoFillId: ").append(node.getAutofillId())
                 .append("\tidEntry: ").append(node.getIdEntry())
                 .append("\tid: ").append(node.getId())
                 .append("\tclassName: ").append(node.getClassName())
                 .append('\n');

         builder.append(prefix)
                 .append("focused: ").append(node.isFocused())
                 .append("\tvisibility").append(node.getVisibility())
                 .append("\tchecked: ").append(node.isChecked())
                 .append("\twebDomain: ").append(node.getWebDomain())
                 .append("\thint: ").append(node.getHint())
                 .append('\n');

         HtmlInfo htmlInfo = node.getHtmlInfo();

         if (htmlInfo != null) {
             builder.append(prefix)
                     .append("HTML TAG: ").append(htmlInfo.getTag())
                     .append(" attrs: ").append(htmlInfo.getAttributes())
                     .append('\n');
         }

         String[] afHints = node.getAutofillHints();
         CharSequence[] options = node.getAutofillOptions();
         builder.append(prefix).append("afType: ").append(getTypeAsString(node.getAutofillType()))
                 .append("\tafValue:")
                 .append(getAutofillValueAndTypeAsString(node.getAutofillValue()))
                 .append("\tafOptions:").append(options == null ? "N/A" : Arrays.toString(options))
                 .append("\tafHints: ").append(afHints == null ? "N/A" : Arrays.toString(afHints))
                 .append("\tinputType:").append(node.getInputType())
                 .append('\n');

         int numberChildren = node.getChildCount();
         builder.append(prefix).append("# children: ").append(numberChildren)
                 .append("\ttext: ").append(node.getText())
                 .append('\n');

         final String prefix2 = prefix + "  ";
         for (int i = 0; i < numberChildren; i++) {
             dumpNode(builder, prefix2, node.getChildAt(i), i);
         }
         logv(builder.toString());
     }

     public static String getSaveTypeAsString(int type) {
         List<String> types = new ArrayList<>();
         if ((type & SaveInfo.SAVE_DATA_TYPE_ADDRESS) != 0) {
             types.add("ADDRESS");
         }
         if ((type & SaveInfo.SAVE_DATA_TYPE_CREDIT_CARD) != 0) {
             types.add("CREDIT_CARD");
         }
         if ((type & SaveInfo.SAVE_DATA_TYPE_EMAIL_ADDRESS) != 0) {
             types.add("EMAIL_ADDRESS");
         }
         if ((type & SaveInfo.SAVE_DATA_TYPE_USERNAME) != 0) {
             types.add("USERNAME");
         }
         if ((type & SaveInfo.SAVE_DATA_TYPE_PASSWORD) != 0) {
             types.add("PASSWORD");
         }
         if (types.isEmpty()) {
             return "UNKNOWN(" + type + ")";
         }
         return Joiner.on('|').join(types);
     }

     /**
      * Gets a node if it matches the filter criteria for the given id.
      */
     public static ViewNode findNodeByFilter(@NonNull List<FillContext> contexts, @NonNull Object id,
             @NonNull NodeFilter filter) {
         for (FillContext context : contexts) {
             ViewNode node = findNodeByFilter(context.getStructure(), id, filter);
             if (node != null) {
                 return node;
             }
         }
         return null;
     }

     /**
      * Gets a node if it matches the filter criteria for the given id.
      */
     public static ViewNode findNodeByFilter(@NonNull AssistStructure structure, @NonNull Object id,
             @NonNull NodeFilter filter) {
         logv("Parsing request for activity %s", structure.getActivityComponent());
         final int nodes = structure.getWindowNodeCount();
         for (int i = 0; i < nodes; i++) {
             final WindowNode windowNode = structure.getWindowNodeAt(i);
             final ViewNode rootNode = windowNode.getRootViewNode();
             final ViewNode node = findNodeByFilter(rootNode, id, filter);
             if (node != null) {
                 return node;
             }
         }
         return null;
     }

     /**
      * Gets a node if it matches the filter criteria for the given id.
      */
     public static ViewNode findNodeByFilter(@NonNull ViewNode node, @NonNull Object id,
             @NonNull NodeFilter filter) {
         if (filter.matches(node, id)) {
             return node;
         }
         final int childrenSize = node.getChildCount();
         if (childrenSize > 0) {
             for (int i = 0; i < childrenSize; i++) {
                 final ViewNode found = findNodeByFilter(node.getChildAt(i), id, filter);
                 if (found != null) {
                     return found;
                 }
             }
         }
         return null;
     }

     public static void logd(String message, Object... params) {
         if (logDebugEnabled()) {
             Log.d(TAG, String.format(message, params));
         }
     }

     public static void logv(String message, Object... params) {
         if (logVerboseEnabled()) {
             Log.v(TAG, String.format(message, params));
         }
     }

     public static boolean logDebugEnabled() {
         return sLoggingLevel.ordinal() >= LogLevel.Debug.ordinal();
     }

     public static boolean logVerboseEnabled() {
         return sLoggingLevel.ordinal() >= LogLevel.Verbose.ordinal();
     }

     public static void logw(String message, Object... params) {
         Log.w(TAG, String.format(message, params));
     }

     public static void logw(Throwable throwable, String message, Object... params) {
         Log.w(TAG, String.format(message, params), throwable);
     }

     public static void loge(String message, Object... params) {
         Log.e(TAG, String.format(message, params));
     }

     public static void loge(Throwable throwable, String message, Object... params) {
         Log.e(TAG, String.format(message, params), throwable);
     }

     public static void setLoggingLevel(LogLevel level) {
         sLoggingLevel = level;
     }

     /**
      * Helper method for getting the index of a CharSequence object in an array.
      */
     public static int indexOf(@NonNull CharSequence[] array, CharSequence charSequence) {
         int index = -1;
         if (charSequence == null) {
             return index;
         }
         for (int i = 0; i < array.length; i++) {
             if (charSequence.equals(array[i])) {
                 index = i;
                 break;
             }
         }
         return index;
     }

     public enum LogLevel {Off, Debug, Verbose}

     public enum DalCheckRequirement {Disabled, LoginOnly, AllUrls}

     /**
      * Helper interface used to filter Assist nodes.
      */
     public interface NodeFilter {
         /**
          * Returns whether the node passes the filter for such given id.
          */
         boolean matches(ViewNode node, Object id);
     }
 }
	/*
	* Copyright (C) 2017 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.example.android.autofill.service.util;

	import android.app.assist.AssistStructure;
	import android.app.assist.AssistStructure.ViewNode;
	import android.app.assist.AssistStructure.WindowNode;
	import android.os.Bundle;
	import android.service.autofill.FillContext;
	import android.service.autofill.SaveInfo;
	import android.support.annotation.NonNull;
	import android.util.Log;
	import android.view.View;
	import android.view.ViewStructure.HtmlInfo;
	import android.view.autofill.AutofillValue;

	import com.google.common.base.Joiner;

	import java.util.ArrayList;
	import java.util.Arrays;
	import java.util.List;
	import java.util.Set;

	public final class Util {

	public static final String EXTRA_DATASET_NAME = "dataset_name";
	public static final String EXTRA_FOR_RESPONSE = "for_response";
	public static final NodeFilter AUTOFILL_ID_FILTER = (node, id) ->
	id.equals(node.getAutofillId());
	private static final String TAG = "AutofillSample";
	public static LogLevel sLoggingLevel = LogLevel.Off;

	private static void bundleToString(StringBuilder builder, Bundle data) {
	final Set<String> keySet = data.keySet();
	builder.append("[Bundle with ").append(keySet.size()).append(" keys:");
	for (String key : keySet) {
	builder.append(' ').append(key).append('=');
	Object value = data.get(key);
	if ((value instanceof Bundle)) {
	bundleToString(builder, (Bundle) value);
	} else {
	builder.append((value instanceof Object[])
	? Arrays.toString((Object[]) value) : value);
	}
	}
	builder.append(']');
	}

	public static String bundleToString(Bundle data) {
	if (data == null) {
	return "N/A";
	}
	final StringBuilder builder = new StringBuilder();
	bundleToString(builder, data);
	return builder.toString();
	}

	public static String getTypeAsString(int type) {
	switch (type) {
	case View.AUTOFILL_TYPE_TEXT:
	return "TYPE_TEXT";
	case View.AUTOFILL_TYPE_LIST:
	return "TYPE_LIST";
	case View.AUTOFILL_TYPE_NONE:
	return "TYPE_NONE";
	case View.AUTOFILL_TYPE_TOGGLE:
	return "TYPE_TOGGLE";
	case View.AUTOFILL_TYPE_DATE:
	return "TYPE_DATE";
	}
	return "UNKNOWN_TYPE";
	}

	private static String getAutofillValueAndTypeAsString(AutofillValue value) {
	if (value == null) return "null";

	StringBuilder builder = new StringBuilder(value.toString()).append('(');
	if (value.isText()) {
	builder.append("isText");
	} else if (value.isDate()) {
	builder.append("isDate");
	} else if (value.isToggle()) {
	builder.append("isToggle");
	} else if (value.isList()) {
	builder.append("isList");
	}
	return builder.append(')').toString();
	}

	public static void dumpStructure(AssistStructure structure) {
	if (logVerboseEnabled()) {
	int nodeCount = structure.getWindowNodeCount();
	logv("dumpStructure(): component=%s numberNodes=%d",
	structure.getActivityComponent(), nodeCount);
	for (int i = 0; i < nodeCount; i++) {
	logv("node #%d", i);
	WindowNode node = structure.getWindowNodeAt(i);
	dumpNode(new StringBuilder(), " ", node.getRootViewNode(), 0);
	}
	}
	}

	private static void dumpNode(StringBuilder builder, String prefix, ViewNode node, int childNumber) {
	builder.append(prefix)
	.append("child #").append(childNumber).append("\n");

	builder.append(prefix)
	.append("autoFillId: ").append(node.getAutofillId())
	.append("\tidEntry: ").append(node.getIdEntry())
	.append("\tid: ").append(node.getId())
	.append("\tclassName: ").append(node.getClassName())
	.append('\n');

	builder.append(prefix)
	.append("focused: ").append(node.isFocused())
	.append("\tvisibility").append(node.getVisibility())
	.append("\tchecked: ").append(node.isChecked())
	.append("\twebDomain: ").append(node.getWebDomain())
	.append("\thint: ").append(node.getHint())
	.append('\n');

	HtmlInfo htmlInfo = node.getHtmlInfo();

	if (htmlInfo != null) {
	builder.append(prefix)
	.append("HTML TAG: ").append(htmlInfo.getTag())
	.append(" attrs: ").append(htmlInfo.getAttributes())
	.append('\n');
	}

	String[] afHints = node.getAutofillHints();
	CharSequence[] options = node.getAutofillOptions();
	builder.append(prefix).append("afType: ").append(getTypeAsString(node.getAutofillType()))
	.append("\tafValue:")
	.append(getAutofillValueAndTypeAsString(node.getAutofillValue()))
	.append("\tafOptions:").append(options == null ? "N/A" : Arrays.toString(options))
	.append("\tafHints: ").append(afHints == null ? "N/A" : Arrays.toString(afHints))
	.append("\tinputType:").append(node.getInputType())
	.append('\n');

	int numberChildren = node.getChildCount();
	builder.append(prefix).append("# children: ").append(numberChildren)
	.append("\ttext: ").append(node.getText())
	.append('\n');

	final String prefix2 = prefix + " ";
	for (int i = 0; i < numberChildren; i++) {
	dumpNode(builder, prefix2, node.getChildAt(i), i);
	}
	logv(builder.toString());
	}

	public static String getSaveTypeAsString(int type) {
	List<String> types = new ArrayList<>();
	if ((type & SaveInfo.SAVE_DATA_TYPE_ADDRESS) != 0) {
	types.add("ADDRESS");
	}
	if ((type & SaveInfo.SAVE_DATA_TYPE_CREDIT_CARD) != 0) {
	types.add("CREDIT_CARD");
	}
	if ((type & SaveInfo.SAVE_DATA_TYPE_EMAIL_ADDRESS) != 0) {
	types.add("EMAIL_ADDRESS");
	}
	if ((type & SaveInfo.SAVE_DATA_TYPE_USERNAME) != 0) {
	types.add("USERNAME");
	}
	if ((type & SaveInfo.SAVE_DATA_TYPE_PASSWORD) != 0) {
	types.add("PASSWORD");
	}
	if (types.isEmpty()) {
	return "UNKNOWN(" + type + ")";
	}
	return Joiner.on('\|').join(types);
	}

	/**
	* Gets a node if it matches the filter criteria for the given id.
	*/
	public static ViewNode findNodeByFilter(@NonNull List<FillContext> contexts, @NonNull Object id,
	@NonNull NodeFilter filter) {
	for (FillContext context : contexts) {
	ViewNode node = findNodeByFilter(context.getStructure(), id, filter);
	if (node != null) {
	return node;
	}
	}
	return null;
	}

	/**
	* Gets a node if it matches the filter criteria for the given id.
	*/
	public static ViewNode findNodeByFilter(@NonNull AssistStructure structure, @NonNull Object id,
	@NonNull NodeFilter filter) {
	logv("Parsing request for activity %s", structure.getActivityComponent());
	final int nodes = structure.getWindowNodeCount();
	for (int i = 0; i < nodes; i++) {
	final WindowNode windowNode = structure.getWindowNodeAt(i);
	final ViewNode rootNode = windowNode.getRootViewNode();
	final ViewNode node = findNodeByFilter(rootNode, id, filter);
	if (node != null) {
	return node;
	}
	}
	return null;
	}

	/**
	* Gets a node if it matches the filter criteria for the given id.
	*/
	public static ViewNode findNodeByFilter(@NonNull ViewNode node, @NonNull Object id,
	@NonNull NodeFilter filter) {
	if (filter.matches(node, id)) {
	return node;
	}
	final int childrenSize = node.getChildCount();
	if (childrenSize > 0) {
	for (int i = 0; i < childrenSize; i++) {
	final ViewNode found = findNodeByFilter(node.getChildAt(i), id, filter);
	if (found != null) {
	return found;
	}
	}
	}
	return null;
	}

	public static void logd(String message, Object... params) {
	if (logDebugEnabled()) {
	Log.d(TAG, String.format(message, params));
	}
	}

	public static void logv(String message, Object... params) {
	if (logVerboseEnabled()) {
	Log.v(TAG, String.format(message, params));
	}
	}

	public static boolean logDebugEnabled() {
	return sLoggingLevel.ordinal() >= LogLevel.Debug.ordinal();
	}

	public static boolean logVerboseEnabled() {
	return sLoggingLevel.ordinal() >= LogLevel.Verbose.ordinal();
	}

	public static void logw(String message, Object... params) {
	Log.w(TAG, String.format(message, params));
	}

	public static void logw(Throwable throwable, String message, Object... params) {
	Log.w(TAG, String.format(message, params), throwable);
	}

	public static void loge(String message, Object... params) {
	Log.e(TAG, String.format(message, params));
	}

	public static void loge(Throwable throwable, String message, Object... params) {
	Log.e(TAG, String.format(message, params), throwable);
	}

	public static void setLoggingLevel(LogLevel level) {
	sLoggingLevel = level;
	}

	/**
	* Helper method for getting the index of a CharSequence object in an array.
	*/
	public static int indexOf(@NonNull CharSequence[] array, CharSequence charSequence) {
	int index = -1;
	if (charSequence == null) {
	return index;
	}
	for (int i = 0; i < array.length; i++) {
	if (charSequence.equals(array[i])) {
	index = i;
	break;
	}
	}
	return index;
	}

	public enum LogLevel {Off, Debug, Verbose}

	public enum DalCheckRequirement {Disabled, LoginOnly, AllUrls}

	/**
	* Helper interface used to filter Assist nodes.
	*/
	public interface NodeFilter {
	/**
	* Returns whether the node passes the filter for such given id.
	*/
	boolean matches(ViewNode node, Object id);
	}
	}