Context.java revision 2f1a2e423e0fbb64467d6fcfa4e82c6384f31210
16f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org/* 26f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Copyright (C) 2006 The Android Open Source Project 36f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 46f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Licensed under the Apache License, Version 2.0 (the "License"); 56f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * you may not use this file except in compliance with the License. 66f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * You may obtain a copy of the License at 76f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 86f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * http://www.apache.org/licenses/LICENSE-2.0 96f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 106f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Unless required by applicable law or agreed to in writing, software 116f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * distributed under the License is distributed on an "AS IS" BASIS, 126f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 136f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * See the License for the specific language governing permissions and 146f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * limitations under the License. 156f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 166f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 176f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgpackage android.content; 186f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 196f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.content.pm.ApplicationInfo; 206f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.content.pm.PackageManager; 216f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.content.res.AssetManager; 226f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.content.res.Configuration; 236f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.content.res.Resources; 246f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.content.res.TypedArray; 256f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.database.DatabaseErrorHandler; 266f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.database.sqlite.SQLiteDatabase; 276f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.database.sqlite.SQLiteDatabase.CursorFactory; 286f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.graphics.Bitmap; 296f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.graphics.drawable.Drawable; 306f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.media.MediaScannerConnection.OnScanCompletedListener; 316f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.net.Uri; 326f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.os.Bundle; 336f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.os.Handler; 346f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.os.Looper; 356f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.os.UserHandle; 366f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.os.UserManager; 376f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.util.AttributeSet; 386f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.view.DisplayAdjustments; 396f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.view.Display; 406f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport android.view.WindowManager; 416f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 426f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport java.io.File; 436f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport java.io.FileInputStream; 446f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport java.io.FileNotFoundException; 456f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport java.io.FileOutputStream; 466f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport java.io.IOException; 476f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgimport java.io.InputStream; 486f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 496f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org/** 506f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Interface to global information about an application environment. This is 516f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * an abstract class whose implementation is provided by 526f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the Android system. It 536f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * allows access to application-specific resources and classes, as well as 546f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * up-calls for application-level operations such as launching activities, 556f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * broadcasting and receiving intents, etc. 566f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 576f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.orgpublic abstract class Context { 586f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 596f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * File creation mode: the default mode, where the created file can only 606f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * be accessed by the calling application (or all applications sharing the 616f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * same user ID). 626f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #MODE_WORLD_READABLE 636f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #MODE_WORLD_WRITEABLE 646f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 656f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int MODE_PRIVATE = 0x0000; 666f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 676f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @deprecated Creating world-readable files is very dangerous, and likely 686f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * to cause security holes in applications. It is strongly discouraged; 696f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * instead, applications should use more formal mechanism for interactions 706f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * such as {@link ContentProvider}, {@link BroadcastReceiver}, and 716f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link android.app.Service}. There are no guarantees that this 726f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * access mode will remain on a file, such as when it goes through a 736f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * backup and restore. 746f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * File creation mode: allow all other applications to have read access 756f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * to the created file. 766f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #MODE_PRIVATE 776f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #MODE_WORLD_WRITEABLE 786f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 796f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org @Deprecated 806f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int MODE_WORLD_READABLE = 0x0001; 816f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 826f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @deprecated Creating world-writable files is very dangerous, and likely 836f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * to cause security holes in applications. It is strongly discouraged; 846f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * instead, applications should use more formal mechanism for interactions 856f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * such as {@link ContentProvider}, {@link BroadcastReceiver}, and 866f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link android.app.Service}. There are no guarantees that this 876f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * access mode will remain on a file, such as when it goes through a 886f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * backup and restore. 896f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * File creation mode: allow all other applications to have write access 906f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * to the created file. 916f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #MODE_PRIVATE 926f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #MODE_WORLD_READABLE 936f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 946f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org @Deprecated 956f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int MODE_WORLD_WRITEABLE = 0x0002; 966f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 976f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * File creation mode: for use with {@link #openFileOutput}, if the file 986f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * already exists then write data to the end of the existing file 996f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * instead of erasing it. 1006f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #openFileOutput 1016f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1026f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int MODE_APPEND = 0x8000; 1036f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1046f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1056f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * SharedPreference loading flag: when set, the file on disk will 1066f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * be checked for modification even if the shared preferences 1076f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * instance is already loaded in this process. This behavior is 1086f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * sometimes desired in cases where the application has multiple 1096f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * processes, all writing to the same SharedPreferences file. 1106f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Generally there are better forms of communication between 1116f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * processes, though. 1126f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 1136f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <p>This was the legacy (but undocumented) behavior in and 1146f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * before Gingerbread (Android 2.3) and this flag is implied when 1156f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * targetting such releases. For applications targetting SDK 1166f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * versions <em>greater than</em> Android 2.3, this flag must be 1176f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * explicitly set if desired. 1186f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 1196f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #getSharedPreferences 1206f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1216f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int MODE_MULTI_PROCESS = 0x0004; 1226f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1236f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1246f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Database open flag: when set, the database is opened with write-ahead 1256f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * logging enabled by default. 1266f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 1276f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #openOrCreateDatabase(String, int, CursorFactory) 1286f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see #openOrCreateDatabase(String, int, CursorFactory, DatabaseErrorHandler) 1296f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see SQLiteDatabase#enableWriteAheadLogging 1306f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1316f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int MODE_ENABLE_WRITE_AHEAD_LOGGING = 0x0008; 1326f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1336f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1346f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: automatically create the service as long 1356f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * as the binding exists. Note that while this will create the service, 1366f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * its {@link android.app.Service#onStartCommand} 1376f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * method will still only be called due to an 1386f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * explicit call to {@link #startService}. Even without that, though, 1396f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * this still provides you with access to the service object while the 1406f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * service is created. 1416f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 1426f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <p>Note that prior to {@link android.os.Build.VERSION_CODES#ICE_CREAM_SANDWICH}, 1436f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * not supplying this flag would also impact how important the system 1446f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * consider's the target service's process to be. When set, the only way 1456f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * for it to be raised was by binding from a service in which case it will 1466f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * only be important when that activity is in the foreground. Now to 1476f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * achieve this behavior you must explicitly supply the new flag 1486f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link #BIND_ADJUST_WITH_ACTIVITY}. For compatibility, old applications 1496f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * that don't specify {@link #BIND_AUTO_CREATE} will automatically have 1506f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the flags {@link #BIND_WAIVE_PRIORITY} and 1516f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link #BIND_ADJUST_WITH_ACTIVITY} set for them in order to achieve 1526f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the same result. 1536f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1546f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_AUTO_CREATE = 0x0001; 1556f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1566f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1576f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: include debugging help for mismatched 1586f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * calls to unbind. When this flag is set, the callstack of the following 1596f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link #unbindService} call is retained, to be printed if a later 1606f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * incorrect unbind call is made. Note that doing this requires retaining 1616f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * information about the binding that was made for the lifetime of the app, 1626f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * resulting in a leak -- this should only be used for debugging. 1636f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1646f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_DEBUG_UNBIND = 0x0002; 1656f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1666f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1676f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: don't allow this binding to raise 1686f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the target service's process to the foreground scheduling priority. 1696f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * It will still be raised to at least the same memory priority 1706f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * as the client (so that its process will not be killable in any 1716f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * situation where the client is not killable), but for CPU scheduling 1726f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * purposes it may be left in the background. This only has an impact 1736f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * in the situation where the binding client is a foreground process 1746f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * and the target service is in a background process. 1756f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1766f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_NOT_FOREGROUND = 0x0004; 1776f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1786f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1796f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: indicates that the client application 1806f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * binding to this service considers the service to be more important than 1816f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the app itself. When set, the platform will try to have the out of 1826f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * memory killer kill the app before it kills the service it is bound to, though 1836f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * this is not guaranteed to be the case. 1846f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1856f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_ABOVE_CLIENT = 0x0008; 1866f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1876f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1886f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: allow the process hosting the bound 1896f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * service to go through its normal memory management. It will be 1906f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * treated more like a running service, allowing the system to 1916f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * (temporarily) expunge the process if low on memory or for some other 1926f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * whim it may have, and being more aggressive about making it a candidate 1936f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * to be killed (and restarted) if running for a long time. 1946f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 1956f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_ALLOW_OOM_MANAGEMENT = 0x0010; 1966f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 1976f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 1986f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: don't impact the scheduling or 1996f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * memory management priority of the target service's hosting process. 2006f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Allows the service's process to be managed on the background LRU list 2016f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * just like a regular application process in the background. 2026f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2036f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_WAIVE_PRIORITY = 0x0020; 2046f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2056f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2066f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: this service is very important to 2076f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the client, so should be brought to the foreground process level 2086f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * when the client is. Normally a process can only be raised to the 2096f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * visibility level by a client, even if that client is in the foreground. 2106f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2116f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_IMPORTANT = 0x0040; 2126f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2136f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2146f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: If binding from an activity, allow the 2156f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * target service's process importance to be raised based on whether the 2166f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * activity is visible to the user, regardless whether another flag is 2176f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * used to reduce the amount that the client process's overall importance 2186f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * is used to impact it. 2196f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2206f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_ADJUST_WITH_ACTIVITY = 0x0080; 2216f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2226f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2236f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @hide An idea that is not yet implemented. 2246f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: If binding from an activity, consider 2256f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * this service to be visible like the binding activity is. That is, 2266f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * it will be treated as something more important to keep around than 2276f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * invisible background activities. This will impact the number of 2286f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * recent activities the user can switch between without having them 2296f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * restart. There is no guarantee this will be respected, as the system 2306f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * tries to balance such requests from one app vs. the importantance of 2316f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * keeping other apps around. 2326f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2336f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_VISIBLE = 0x10000000; 2346f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2356f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2366f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @hide 2376f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: Consider this binding to be causing the target 2386f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * process to be showing UI, so it will be do a UI_HIDDEN memory trim when it goes 2396f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * away. 2406f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2416f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_SHOWING_UI = 0x20000000; 2426f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2436f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2446f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Flag for {@link #bindService}: Don't consider the bound service to be 2456f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * visible, even if the caller is visible. 2466f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @hide 2476f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2486f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public static final int BIND_NOT_VISIBLE = 0x40000000; 2496f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2506f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** Return an AssetManager instance for your application's package. */ 2516f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract AssetManager getAssets(); 2526f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2536f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** Return a Resources instance for your application's package. */ 2546f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract Resources getResources(); 2556f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2566f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** Return PackageManager instance to find global package information. */ 2576f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract PackageManager getPackageManager(); 2586f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2596f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** Return a ContentResolver instance for your application's package. */ 2606f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract ContentResolver getContentResolver(); 2616f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2626f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2636f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return the Looper for the main thread of the current process. This is 2646f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the thread used to dispatch calls to application components (activities, 2656f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * services, etc). 2666f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <p> 2676f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * By definition, this method returns the same result as would be obtained 2686f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * by calling {@link Looper#getMainLooper() Looper.getMainLooper()}. 2696f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * </p> 2706f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 2716f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @return The main looper. 2726f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 2736f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract Looper getMainLooper(); 2746f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 2756f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 2766f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return the context of the single, global Application object of the 2776f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * current process. This generally should only be used if you need a 2786f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Context whose lifecycle is separate from the current context, that is 2796f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * tied to the lifetime of the process rather than the current component. 2806f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 2816f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <p>Consider for example how this interacts with 2826f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link #registerReceiver(BroadcastReceiver, IntentFilter)}: 2836f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <ul> 2846f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <li> <p>If used from an Activity context, the receiver is being registered 2856f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * within that activity. This means that you are expected to unregister 2866f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * before the activity is done being destroyed; in fact if you do not do 2876f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * so, the framework will clean up your leaked registration as it removes 2886f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * the activity and log an error. Thus, if you use the Activity context 2896f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * to register a receiver that is static (global to the process, not 2906f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * associated with an Activity instance) then that registration will be 2916f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * removed on you at whatever point the activity you used is destroyed. 2926f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <li> <p>If used from the Context returned here, the receiver is being 2936f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * registered with the global state associated with your application. Thus 2946f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * it will never be unregistered for you. This is necessary if the receiver 2956f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * is associated with static data, not a particular component. However 2966f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * using the ApplicationContext elsewhere can easily lead to serious leaks 2976f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * if you forget to unregister, unbind, etc. 2986f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * </ul> 2996f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3006f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract Context getApplicationContext(); 3016f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3026f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3036f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Add a new {@link ComponentCallbacks} to the base application of the 3046f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Context, which will be called at the same times as the ComponentCallbacks 3056f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * methods of activities and other components are called. Note that you 3066f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <em>must</em> be sure to use {@link #unregisterComponentCallbacks} when 3076f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * appropriate in the future; this will not be removed for you. 3086f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3096f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @param callback The interface to call. This can be either a 3106f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link ComponentCallbacks} or {@link ComponentCallbacks2} interface. 3116f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3126f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public void registerComponentCallbacks(ComponentCallbacks callback) { 3136f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org getApplicationContext().registerComponentCallbacks(callback); 3146f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3156f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3166f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3176f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Remove a {@link ComponentCallbacks} object that was previously registered 3186f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * with {@link #registerComponentCallbacks(ComponentCallbacks)}. 3196f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3206f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public void unregisterComponentCallbacks(ComponentCallbacks callback) { 3216f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org getApplicationContext().unregisterComponentCallbacks(callback); 3226f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3236f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3246f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3256f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return a localized, styled CharSequence from the application's package's 3266f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * default string table. 3276f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3286f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @param resId Resource id for the CharSequence text 3296f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3306f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final CharSequence getText(int resId) { 3316f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getResources().getText(resId); 3326f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3336f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3346f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3356f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return a localized string from the application's package's 3366f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * default string table. 3376f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3386f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @param resId Resource id for the string 3396f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3406f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final String getString(int resId) { 3416f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getResources().getString(resId); 3426f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3436f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3446f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3456f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return a localized formatted string from the application's package's 3466f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * default string table, substituting the format arguments as defined in 3476f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link java.util.Formatter} and {@link java.lang.String#format}. 3486f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3496f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @param resId Resource id for the format string 3506f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @param formatArgs The format arguments that will be used for substitution. 3516f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3526f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3536f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final String getString(int resId, Object... formatArgs) { 3546f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getResources().getString(resId, formatArgs); 3556f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3566f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3576f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3586f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Set the base theme for this context. Note that this should be called 3596f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * before any views are instantiated in the Context (for example before 3606f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * calling {@link android.app.Activity#setContentView} or 3616f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link android.view.LayoutInflater#inflate}). 3626f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3636f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @param resid The style resource describing the theme. 3646f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3656f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract void setTheme(int resid); 3666f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3676f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** @hide Needed for some internal implementation... not public because 3686f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * you can't assume this actually means anything. */ 3696f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public int getThemeResId() { 3706f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return 0; 3716f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3726f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3736f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3746f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return the Theme object associated with this Context. 3756f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3766f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract Resources.Theme getTheme(); 3776f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3786f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3796f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Retrieve styled attribute information in this Context's theme. See 3806f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link Resources.Theme#obtainStyledAttributes(int[])} 3816f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * for more information. 3826f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3836f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see Resources.Theme#obtainStyledAttributes(int[]) 3846f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3856f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final TypedArray obtainStyledAttributes( 3866f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org int[] attrs) { 3876f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getTheme().obtainStyledAttributes(attrs); 3886f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 3896f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 3906f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 3916f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Retrieve styled attribute information in this Context's theme. See 3926f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link Resources.Theme#obtainStyledAttributes(int, int[])} 3936f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * for more information. 3946f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 3956f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see Resources.Theme#obtainStyledAttributes(int, int[]) 3966f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 3976f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final TypedArray obtainStyledAttributes( 3986f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org int resid, int[] attrs) throws Resources.NotFoundException { 3996f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getTheme().obtainStyledAttributes(resid, attrs); 4006f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 4016f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4026f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 4036f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Retrieve styled attribute information in this Context's theme. See 4046f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link Resources.Theme#obtainStyledAttributes(AttributeSet, int[], int, int)} 4056f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * for more information. 4066f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 4076f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see Resources.Theme#obtainStyledAttributes(AttributeSet, int[], int, int) 4086f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 4096f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final TypedArray obtainStyledAttributes( 4106f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org AttributeSet set, int[] attrs) { 4116f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getTheme().obtainStyledAttributes(set, attrs, 0, 0); 4126f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 4136f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4146f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 4156f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Retrieve styled attribute information in this Context's theme. See 4166f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * {@link Resources.Theme#obtainStyledAttributes(AttributeSet, int[], int, int)} 4176f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * for more information. 4186f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 4196f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @see Resources.Theme#obtainStyledAttributes(AttributeSet, int[], int, int) 4206f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 4216f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public final TypedArray obtainStyledAttributes( 4226f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org AttributeSet set, int[] attrs, int defStyleAttr, int defStyleRes) { 4236f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org return getTheme().obtainStyledAttributes( 4246f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org set, attrs, defStyleAttr, defStyleRes); 4256f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org } 4266f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4276f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 4286f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return a class loader you can use to retrieve classes in this package. 4296f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org */ 4306f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract ClassLoader getClassLoader(); 4316f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4326f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** Return the name of this application's package. */ 4336f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract String getPackageName(); 4346f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4356f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** @hide Return the name of the base context this context is derived from. */ 4366f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract String getBasePackageName(); 4376f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4386f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** Return the full application info for this context's package. */ 4396f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org public abstract ApplicationInfo getApplicationInfo(); 4406f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org 4416f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org /** 4426f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * Return the full path to this context's primary Android package. 4436f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * The Android package is a ZIP file which contains the application's 4446f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * primary resources. 4456f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 4466f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * <p>Note: this is not generally useful for applications, since they should 4476f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * not be directly accessing the file system. 4486f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * 4496f31ac30b9092fd02a8c97e5216cf53f3e4fae4jshin@chromium.org * @return String Path to the resources. 450 */ 451 public abstract String getPackageResourcePath(); 452 453 /** 454 * Return the full path to this context's primary Android package. 455 * The Android package is a ZIP file which contains application's 456 * primary code and assets. 457 * 458 * <p>Note: this is not generally useful for applications, since they should 459 * not be directly accessing the file system. 460 * 461 * @return String Path to the code and assets. 462 */ 463 public abstract String getPackageCodePath(); 464 465 /** 466 * {@hide} 467 * Return the full path to the shared prefs file for the given prefs group name. 468 * 469 * <p>Note: this is not generally useful for applications, since they should 470 * not be directly accessing the file system. 471 */ 472 public abstract File getSharedPrefsFile(String name); 473 474 /** 475 * Retrieve and hold the contents of the preferences file 'name', returning 476 * a SharedPreferences through which you can retrieve and modify its 477 * values. Only one instance of the SharedPreferences object is returned 478 * to any callers for the same name, meaning they will see each other's 479 * edits as soon as they are made. 480 * 481 * @param name Desired preferences file. If a preferences file by this name 482 * does not exist, it will be created when you retrieve an 483 * editor (SharedPreferences.edit()) and then commit changes (Editor.commit()). 484 * @param mode Operating mode. Use 0 or {@link #MODE_PRIVATE} for the 485 * default operation, {@link #MODE_WORLD_READABLE} 486 * and {@link #MODE_WORLD_WRITEABLE} to control permissions. The bit 487 * {@link #MODE_MULTI_PROCESS} can also be used if multiple processes 488 * are mutating the same SharedPreferences file. {@link #MODE_MULTI_PROCESS} 489 * is always on in apps targetting Gingerbread (Android 2.3) and below, and 490 * off by default in later versions. 491 * 492 * @return The single {@link SharedPreferences} instance that can be used 493 * to retrieve and modify the preference values. 494 * 495 * @see #MODE_PRIVATE 496 * @see #MODE_WORLD_READABLE 497 * @see #MODE_WORLD_WRITEABLE 498 * @see #MODE_MULTI_PROCESS 499 */ 500 public abstract SharedPreferences getSharedPreferences(String name, 501 int mode); 502 503 /** 504 * Open a private file associated with this Context's application package 505 * for reading. 506 * 507 * @param name The name of the file to open; can not contain path 508 * separators. 509 * 510 * @return The resulting {@link FileInputStream}. 511 * 512 * @see #openFileOutput 513 * @see #fileList 514 * @see #deleteFile 515 * @see java.io.FileInputStream#FileInputStream(String) 516 */ 517 public abstract FileInputStream openFileInput(String name) 518 throws FileNotFoundException; 519 520 /** 521 * Open a private file associated with this Context's application package 522 * for writing. Creates the file if it doesn't already exist. 523 * 524 * @param name The name of the file to open; can not contain path 525 * separators. 526 * @param mode Operating mode. Use 0 or {@link #MODE_PRIVATE} for the 527 * default operation, {@link #MODE_APPEND} to append to an existing file, 528 * {@link #MODE_WORLD_READABLE} and {@link #MODE_WORLD_WRITEABLE} to control 529 * permissions. 530 * 531 * @return The resulting {@link FileOutputStream}. 532 * 533 * @see #MODE_APPEND 534 * @see #MODE_PRIVATE 535 * @see #MODE_WORLD_READABLE 536 * @see #MODE_WORLD_WRITEABLE 537 * @see #openFileInput 538 * @see #fileList 539 * @see #deleteFile 540 * @see java.io.FileOutputStream#FileOutputStream(String) 541 */ 542 public abstract FileOutputStream openFileOutput(String name, int mode) 543 throws FileNotFoundException; 544 545 /** 546 * Delete the given private file associated with this Context's 547 * application package. 548 * 549 * @param name The name of the file to delete; can not contain path 550 * separators. 551 * 552 * @return {@code true} if the file was successfully deleted; else 553 * {@code false}. 554 * 555 * @see #openFileInput 556 * @see #openFileOutput 557 * @see #fileList 558 * @see java.io.File#delete() 559 */ 560 public abstract boolean deleteFile(String name); 561 562 /** 563 * Returns the absolute path on the filesystem where a file created with 564 * {@link #openFileOutput} is stored. 565 * 566 * @param name The name of the file for which you would like to get 567 * its path. 568 * 569 * @return An absolute path to the given file. 570 * 571 * @see #openFileOutput 572 * @see #getFilesDir 573 * @see #getDir 574 */ 575 public abstract File getFileStreamPath(String name); 576 577 /** 578 * Returns the absolute path to the directory on the filesystem where 579 * files created with {@link #openFileOutput} are stored. 580 * 581 * @return The path of the directory holding application files. 582 * 583 * @see #openFileOutput 584 * @see #getFileStreamPath 585 * @see #getDir 586 */ 587 public abstract File getFilesDir(); 588 589 /** 590 * Returns the absolute path to the directory on the external filesystem 591 * (that is somewhere on {@link android.os.Environment#getExternalStorageDirectory() 592 * Environment.getExternalStorageDirectory()}) where the application can 593 * place persistent files it owns. These files are private to the 594 * applications, and not typically visible to the user as media. 595 * 596 * <p>This is like {@link #getFilesDir()} in that these 597 * files will be deleted when the application is uninstalled, however there 598 * are some important differences: 599 * 600 * <ul> 601 * <li>External files are not always available: they will disappear if the 602 * user mounts the external storage on a computer or removes it. See the 603 * APIs on {@link android.os.Environment} for information in the storage state. 604 * <li>There is no security enforced with these files. All applications 605 * can read and write files placed here. 606 * </ul> 607 * 608 * <p>On devices with multiple users (as described by {@link UserManager}), 609 * each user has their own isolated external storage. Applications only 610 * have access to the external storage for the user they're running as.</p> 611 * 612 * <p>Here is an example of typical code to manipulate a file in 613 * an application's private storage:</p> 614 * 615 * {@sample development/samples/ApiDemos/src/com/example/android/apis/content/ExternalStorage.java 616 * private_file} 617 * 618 * <p>If you supply a non-null <var>type</var> to this function, the returned 619 * file will be a path to a sub-directory of the given type. Though these files 620 * are not automatically scanned by the media scanner, you can explicitly 621 * add them to the media database with 622 * {@link android.media.MediaScannerConnection#scanFile(Context, String[], String[], 623 * OnScanCompletedListener) MediaScannerConnection.scanFile}. 624 * Note that this is not the same as 625 * {@link android.os.Environment#getExternalStoragePublicDirectory 626 * Environment.getExternalStoragePublicDirectory()}, which provides 627 * directories of media shared by all applications. The 628 * directories returned here are 629 * owned by the application, and their contents will be removed when the 630 * application is uninstalled. Unlike 631 * {@link android.os.Environment#getExternalStoragePublicDirectory 632 * Environment.getExternalStoragePublicDirectory()}, the directory 633 * returned here will be automatically created for you. 634 * 635 * <p>Here is an example of typical code to manipulate a picture in 636 * an application's private storage and add it to the media database:</p> 637 * 638 * {@sample development/samples/ApiDemos/src/com/example/android/apis/content/ExternalStorage.java 639 * private_picture} 640 * 641 * <p>Writing to this path requires the 642 * {@link android.Manifest.permission#WRITE_EXTERNAL_STORAGE} permission.</p> 643 * 644 * @param type The type of files directory to return. May be null for 645 * the root of the files directory or one of 646 * the following Environment constants for a subdirectory: 647 * {@link android.os.Environment#DIRECTORY_MUSIC}, 648 * {@link android.os.Environment#DIRECTORY_PODCASTS}, 649 * {@link android.os.Environment#DIRECTORY_RINGTONES}, 650 * {@link android.os.Environment#DIRECTORY_ALARMS}, 651 * {@link android.os.Environment#DIRECTORY_NOTIFICATIONS}, 652 * {@link android.os.Environment#DIRECTORY_PICTURES}, or 653 * {@link android.os.Environment#DIRECTORY_MOVIES}. 654 * 655 * @return The path of the directory holding application files 656 * on external storage. Returns null if external storage is not currently 657 * mounted so it could not ensure the path exists; you will need to call 658 * this method again when it is available. 659 * 660 * @see #getFilesDir 661 * @see android.os.Environment#getExternalStoragePublicDirectory 662 */ 663 public abstract File getExternalFilesDir(String type); 664 665 /** 666 * Return the directory where this application's OBB files (if there 667 * are any) can be found. Note if the application does not have any OBB 668 * files, this directory may not exist. 669 * 670 * <p>On devices with multiple users (as described by {@link UserManager}), 671 * multiple users may share the same OBB storage location. Applications 672 * should ensure that multiple instances running under different users 673 * don't interfere with each other.</p> 674 */ 675 public abstract File getObbDir(); 676 677 /** 678 * Returns the absolute path to the application specific cache directory 679 * on the filesystem. These files will be ones that get deleted first when the 680 * device runs low on storage. 681 * There is no guarantee when these files will be deleted. 682 * 683 * <strong>Note: you should not <em>rely</em> on the system deleting these 684 * files for you; you should always have a reasonable maximum, such as 1 MB, 685 * for the amount of space you consume with cache files, and prune those 686 * files when exceeding that space.</strong> 687 * 688 * @return The path of the directory holding application cache files. 689 * 690 * @see #openFileOutput 691 * @see #getFileStreamPath 692 * @see #getDir 693 */ 694 public abstract File getCacheDir(); 695 696 /** 697 * Returns the absolute path to the directory on the external filesystem 698 * (that is somewhere on {@link android.os.Environment#getExternalStorageDirectory() 699 * Environment.getExternalStorageDirectory()} where the application can 700 * place cache files it owns. 701 * 702 * <p>This is like {@link #getCacheDir()} in that these 703 * files will be deleted when the application is uninstalled, however there 704 * are some important differences: 705 * 706 * <ul> 707 * <li>The platform does not always monitor the space available in external 708 * storage, and thus may not automatically delete these files. Currently 709 * the only time files here will be deleted by the platform is when running 710 * on {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} or later and 711 * {@link android.os.Environment#isExternalStorageEmulated() 712 * Environment.isExternalStorageEmulated()} returns true. Note that you should 713 * be managing the maximum space you will use for these anyway, just like 714 * with {@link #getCacheDir()}. 715 * <li>External files are not always available: they will disappear if the 716 * user mounts the external storage on a computer or removes it. See the 717 * APIs on {@link android.os.Environment} for information in the storage state. 718 * <li>There is no security enforced with these files. All applications 719 * can read and write files placed here. 720 * </ul> 721 * 722 * <p>On devices with multiple users (as described by {@link UserManager}), 723 * each user has their own isolated external storage. Applications only 724 * have access to the external storage for the user they're running as.</p> 725 * 726 * <p>Writing to this path requires the 727 * {@link android.Manifest.permission#WRITE_EXTERNAL_STORAGE} permission.</p> 728 * 729 * @return The path of the directory holding application cache files 730 * on external storage. Returns null if external storage is not currently 731 * mounted so it could not ensure the path exists; you will need to call 732 * this method again when it is available. 733 * 734 * @see #getCacheDir 735 */ 736 public abstract File getExternalCacheDir(); 737 738 /** 739 * Returns an array of strings naming the private files associated with 740 * this Context's application package. 741 * 742 * @return Array of strings naming the private files. 743 * 744 * @see #openFileInput 745 * @see #openFileOutput 746 * @see #deleteFile 747 */ 748 public abstract String[] fileList(); 749 750 /** 751 * Retrieve, creating if needed, a new directory in which the application 752 * can place its own custom data files. You can use the returned File 753 * object to create and access files in this directory. Note that files 754 * created through a File object will only be accessible by your own 755 * application; you can only set the mode of the entire directory, not 756 * of individual files. 757 * 758 * @param name Name of the directory to retrieve. This is a directory 759 * that is created as part of your application data. 760 * @param mode Operating mode. Use 0 or {@link #MODE_PRIVATE} for the 761 * default operation, {@link #MODE_WORLD_READABLE} and 762 * {@link #MODE_WORLD_WRITEABLE} to control permissions. 763 * 764 * @return A {@link File} object for the requested directory. The directory 765 * will have been created if it does not already exist. 766 * 767 * @see #openFileOutput(String, int) 768 */ 769 public abstract File getDir(String name, int mode); 770 771 /** 772 * Open a new private SQLiteDatabase associated with this Context's 773 * application package. Create the database file if it doesn't exist. 774 * 775 * @param name The name (unique in the application package) of the database. 776 * @param mode Operating mode. Use 0 or {@link #MODE_PRIVATE} for the 777 * default operation, {@link #MODE_WORLD_READABLE} 778 * and {@link #MODE_WORLD_WRITEABLE} to control permissions. 779 * Use {@link #MODE_ENABLE_WRITE_AHEAD_LOGGING} to enable write-ahead logging by default. 780 * @param factory An optional factory class that is called to instantiate a 781 * cursor when query is called. 782 * 783 * @return The contents of a newly created database with the given name. 784 * @throws android.database.sqlite.SQLiteException if the database file could not be opened. 785 * 786 * @see #MODE_PRIVATE 787 * @see #MODE_WORLD_READABLE 788 * @see #MODE_WORLD_WRITEABLE 789 * @see #MODE_ENABLE_WRITE_AHEAD_LOGGING 790 * @see #deleteDatabase 791 */ 792 public abstract SQLiteDatabase openOrCreateDatabase(String name, 793 int mode, CursorFactory factory); 794 795 /** 796 * Open a new private SQLiteDatabase associated with this Context's 797 * application package. Creates the database file if it doesn't exist. 798 * 799 * <p>Accepts input param: a concrete instance of {@link DatabaseErrorHandler} to be 800 * used to handle corruption when sqlite reports database corruption.</p> 801 * 802 * @param name The name (unique in the application package) of the database. 803 * @param mode Operating mode. Use 0 or {@link #MODE_PRIVATE} for the 804 * default operation, {@link #MODE_WORLD_READABLE} 805 * and {@link #MODE_WORLD_WRITEABLE} to control permissions. 806 * Use {@link #MODE_ENABLE_WRITE_AHEAD_LOGGING} to enable write-ahead logging by default. 807 * @param factory An optional factory class that is called to instantiate a 808 * cursor when query is called. 809 * @param errorHandler the {@link DatabaseErrorHandler} to be used when sqlite reports database 810 * corruption. if null, {@link android.database.DefaultDatabaseErrorHandler} is assumed. 811 * @return The contents of a newly created database with the given name. 812 * @throws android.database.sqlite.SQLiteException if the database file could not be opened. 813 * 814 * @see #MODE_PRIVATE 815 * @see #MODE_WORLD_READABLE 816 * @see #MODE_WORLD_WRITEABLE 817 * @see #MODE_ENABLE_WRITE_AHEAD_LOGGING 818 * @see #deleteDatabase 819 */ 820 public abstract SQLiteDatabase openOrCreateDatabase(String name, 821 int mode, CursorFactory factory, DatabaseErrorHandler errorHandler); 822 823 /** 824 * Delete an existing private SQLiteDatabase associated with this Context's 825 * application package. 826 * 827 * @param name The name (unique in the application package) of the 828 * database. 829 * 830 * @return {@code true} if the database was successfully deleted; else {@code false}. 831 * 832 * @see #openOrCreateDatabase 833 */ 834 public abstract boolean deleteDatabase(String name); 835 836 /** 837 * Returns the absolute path on the filesystem where a database created with 838 * {@link #openOrCreateDatabase} is stored. 839 * 840 * @param name The name of the database for which you would like to get 841 * its path. 842 * 843 * @return An absolute path to the given database. 844 * 845 * @see #openOrCreateDatabase 846 */ 847 public abstract File getDatabasePath(String name); 848 849 /** 850 * Returns an array of strings naming the private databases associated with 851 * this Context's application package. 852 * 853 * @return Array of strings naming the private databases. 854 * 855 * @see #openOrCreateDatabase 856 * @see #deleteDatabase 857 */ 858 public abstract String[] databaseList(); 859 860 /** 861 * @deprecated Use {@link android.app.WallpaperManager#getDrawable 862 * WallpaperManager.get()} instead. 863 */ 864 @Deprecated 865 public abstract Drawable getWallpaper(); 866 867 /** 868 * @deprecated Use {@link android.app.WallpaperManager#peekDrawable 869 * WallpaperManager.peek()} instead. 870 */ 871 @Deprecated 872 public abstract Drawable peekWallpaper(); 873 874 /** 875 * @deprecated Use {@link android.app.WallpaperManager#getDesiredMinimumWidth() 876 * WallpaperManager.getDesiredMinimumWidth()} instead. 877 */ 878 @Deprecated 879 public abstract int getWallpaperDesiredMinimumWidth(); 880 881 /** 882 * @deprecated Use {@link android.app.WallpaperManager#getDesiredMinimumHeight() 883 * WallpaperManager.getDesiredMinimumHeight()} instead. 884 */ 885 @Deprecated 886 public abstract int getWallpaperDesiredMinimumHeight(); 887 888 /** 889 * @deprecated Use {@link android.app.WallpaperManager#setBitmap(Bitmap) 890 * WallpaperManager.set()} instead. 891 * <p>This method requires the caller to hold the permission 892 * {@link android.Manifest.permission#SET_WALLPAPER}. 893 */ 894 @Deprecated 895 public abstract void setWallpaper(Bitmap bitmap) throws IOException; 896 897 /** 898 * @deprecated Use {@link android.app.WallpaperManager#setStream(InputStream) 899 * WallpaperManager.set()} instead. 900 * <p>This method requires the caller to hold the permission 901 * {@link android.Manifest.permission#SET_WALLPAPER}. 902 */ 903 @Deprecated 904 public abstract void setWallpaper(InputStream data) throws IOException; 905 906 /** 907 * @deprecated Use {@link android.app.WallpaperManager#clear 908 * WallpaperManager.clear()} instead. 909 * <p>This method requires the caller to hold the permission 910 * {@link android.Manifest.permission#SET_WALLPAPER}. 911 */ 912 @Deprecated 913 public abstract void clearWallpaper() throws IOException; 914 915 /** 916 * Same as {@link #startActivity(Intent, Bundle)} with no options 917 * specified. 918 * 919 * @param intent The description of the activity to start. 920 * 921 * @throws ActivityNotFoundException 922 * 923 * @see #startActivity(Intent, Bundle) 924 * @see PackageManager#resolveActivity 925 */ 926 public abstract void startActivity(Intent intent); 927 928 /** 929 * Version of {@link #startActivity(Intent)} that allows you to specify the 930 * user the activity will be started for. This is not available to applications 931 * that are not pre-installed on the system image. Using it requires holding 932 * the INTERACT_ACROSS_USERS_FULL permission. 933 * @param intent The description of the activity to start. 934 * @param user The UserHandle of the user to start this activity for. 935 * @throws ActivityNotFoundException 936 * @hide 937 */ 938 public void startActivityAsUser(Intent intent, UserHandle user) { 939 throw new RuntimeException("Not implemented. Must override in a subclass."); 940 } 941 942 /** 943 * Launch a new activity. You will not receive any information about when 944 * the activity exits. 945 * 946 * <p>Note that if this method is being called from outside of an 947 * {@link android.app.Activity} Context, then the Intent must include 948 * the {@link Intent#FLAG_ACTIVITY_NEW_TASK} launch flag. This is because, 949 * without being started from an existing Activity, there is no existing 950 * task in which to place the new activity and thus it needs to be placed 951 * in its own separate task. 952 * 953 * <p>This method throws {@link ActivityNotFoundException} 954 * if there was no Activity found to run the given Intent. 955 * 956 * @param intent The description of the activity to start. 957 * @param options Additional options for how the Activity should be started. 958 * May be null if there are no options. See {@link android.app.ActivityOptions} 959 * for how to build the Bundle supplied here; there are no supported definitions 960 * for building it manually. 961 * 962 * @throws ActivityNotFoundException 963 * 964 * @see #startActivity(Intent) 965 * @see PackageManager#resolveActivity 966 */ 967 public abstract void startActivity(Intent intent, Bundle options); 968 969 /** 970 * Version of {@link #startActivity(Intent, Bundle)} that allows you to specify the 971 * user the activity will be started for. This is not available to applications 972 * that are not pre-installed on the system image. Using it requires holding 973 * the INTERACT_ACROSS_USERS_FULL permission. 974 * @param intent The description of the activity to start. 975 * @param options Additional options for how the Activity should be started. 976 * May be null if there are no options. See {@link android.app.ActivityOptions} 977 * for how to build the Bundle supplied here; there are no supported definitions 978 * for building it manually. 979 * @param user The UserHandle of the user to start this activity for. 980 * @throws ActivityNotFoundException 981 * @hide 982 */ 983 public void startActivityAsUser(Intent intent, Bundle options, UserHandle userId) { 984 throw new RuntimeException("Not implemented. Must override in a subclass."); 985 } 986 987 /** 988 * Same as {@link #startActivities(Intent[], Bundle)} with no options 989 * specified. 990 * 991 * @param intents An array of Intents to be started. 992 * 993 * @throws ActivityNotFoundException 994 * 995 * @see #startActivities(Intent[], Bundle) 996 * @see PackageManager#resolveActivity 997 */ 998 public abstract void startActivities(Intent[] intents); 999 1000 /** 1001 * Launch multiple new activities. This is generally the same as calling 1002 * {@link #startActivity(Intent)} for the first Intent in the array, 1003 * that activity during its creation calling {@link #startActivity(Intent)} 1004 * for the second entry, etc. Note that unlike that approach, generally 1005 * none of the activities except the last in the array will be created 1006 * at this point, but rather will be created when the user first visits 1007 * them (due to pressing back from the activity on top). 1008 * 1009 * <p>This method throws {@link ActivityNotFoundException} 1010 * if there was no Activity found for <em>any</em> given Intent. In this 1011 * case the state of the activity stack is undefined (some Intents in the 1012 * list may be on it, some not), so you probably want to avoid such situations. 1013 * 1014 * @param intents An array of Intents to be started. 1015 * @param options Additional options for how the Activity should be started. 1016 * See {@link android.content.Context#startActivity(Intent, Bundle) 1017 * Context.startActivity(Intent, Bundle)} for more details. 1018 * 1019 * @throws ActivityNotFoundException 1020 * 1021 * @see #startActivities(Intent[]) 1022 * @see PackageManager#resolveActivity 1023 */ 1024 public abstract void startActivities(Intent[] intents, Bundle options); 1025 1026 /** 1027 * @hide 1028 * Launch multiple new activities. This is generally the same as calling 1029 * {@link #startActivity(Intent)} for the first Intent in the array, 1030 * that activity during its creation calling {@link #startActivity(Intent)} 1031 * for the second entry, etc. Note that unlike that approach, generally 1032 * none of the activities except the last in the array will be created 1033 * at this point, but rather will be created when the user first visits 1034 * them (due to pressing back from the activity on top). 1035 * 1036 * <p>This method throws {@link ActivityNotFoundException} 1037 * if there was no Activity found for <em>any</em> given Intent. In this 1038 * case the state of the activity stack is undefined (some Intents in the 1039 * list may be on it, some not), so you probably want to avoid such situations. 1040 * 1041 * @param intents An array of Intents to be started. 1042 * @param options Additional options for how the Activity should be started. 1043 * @param userHandle The user for whom to launch the activities 1044 * See {@link android.content.Context#startActivity(Intent, Bundle) 1045 * Context.startActivity(Intent, Bundle)} for more details. 1046 * 1047 * @throws ActivityNotFoundException 1048 * 1049 * @see #startActivities(Intent[]) 1050 * @see PackageManager#resolveActivity 1051 */ 1052 public void startActivitiesAsUser(Intent[] intents, Bundle options, UserHandle userHandle) { 1053 throw new RuntimeException("Not implemented. Must override in a subclass."); 1054 } 1055 1056 /** 1057 * Same as {@link #startIntentSender(IntentSender, Intent, int, int, int, Bundle)} 1058 * with no options specified. 1059 * 1060 * @param intent The IntentSender to launch. 1061 * @param fillInIntent If non-null, this will be provided as the 1062 * intent parameter to {@link IntentSender#sendIntent}. 1063 * @param flagsMask Intent flags in the original IntentSender that you 1064 * would like to change. 1065 * @param flagsValues Desired values for any bits set in 1066 * <var>flagsMask</var> 1067 * @param extraFlags Always set to 0. 1068 * 1069 * @see #startActivity(Intent) 1070 * @see #startIntentSender(IntentSender, Intent, int, int, int, Bundle) 1071 */ 1072 public abstract void startIntentSender(IntentSender intent, 1073 Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags) 1074 throws IntentSender.SendIntentException; 1075 1076 /** 1077 * Like {@link #startActivity(Intent, Bundle)}, but taking a IntentSender 1078 * to start. If the IntentSender is for an activity, that activity will be started 1079 * as if you had called the regular {@link #startActivity(Intent)} 1080 * here; otherwise, its associated action will be executed (such as 1081 * sending a broadcast) as if you had called 1082 * {@link IntentSender#sendIntent IntentSender.sendIntent} on it. 1083 * 1084 * @param intent The IntentSender to launch. 1085 * @param fillInIntent If non-null, this will be provided as the 1086 * intent parameter to {@link IntentSender#sendIntent}. 1087 * @param flagsMask Intent flags in the original IntentSender that you 1088 * would like to change. 1089 * @param flagsValues Desired values for any bits set in 1090 * <var>flagsMask</var> 1091 * @param extraFlags Always set to 0. 1092 * @param options Additional options for how the Activity should be started. 1093 * See {@link android.content.Context#startActivity(Intent, Bundle) 1094 * Context.startActivity(Intent, Bundle)} for more details. If options 1095 * have also been supplied by the IntentSender, options given here will 1096 * override any that conflict with those given by the IntentSender. 1097 * 1098 * @see #startActivity(Intent, Bundle) 1099 * @see #startIntentSender(IntentSender, Intent, int, int, int) 1100 */ 1101 public abstract void startIntentSender(IntentSender intent, 1102 Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, 1103 Bundle options) throws IntentSender.SendIntentException; 1104 1105 /** 1106 * Broadcast the given intent to all interested BroadcastReceivers. This 1107 * call is asynchronous; it returns immediately, and you will continue 1108 * executing while the receivers are run. No results are propagated from 1109 * receivers and receivers can not abort the broadcast. If you want 1110 * to allow receivers to propagate results or abort the broadcast, you must 1111 * send an ordered broadcast using 1112 * {@link #sendOrderedBroadcast(Intent, String)}. 1113 * 1114 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1115 * 1116 * @param intent The Intent to broadcast; all receivers matching this 1117 * Intent will receive the broadcast. 1118 * 1119 * @see android.content.BroadcastReceiver 1120 * @see #registerReceiver 1121 * @see #sendBroadcast(Intent, String) 1122 * @see #sendOrderedBroadcast(Intent, String) 1123 * @see #sendOrderedBroadcast(Intent, String, BroadcastReceiver, Handler, int, String, Bundle) 1124 */ 1125 public abstract void sendBroadcast(Intent intent); 1126 1127 /** 1128 * Broadcast the given intent to all interested BroadcastReceivers, allowing 1129 * an optional required permission to be enforced. This 1130 * call is asynchronous; it returns immediately, and you will continue 1131 * executing while the receivers are run. No results are propagated from 1132 * receivers and receivers can not abort the broadcast. If you want 1133 * to allow receivers to propagate results or abort the broadcast, you must 1134 * send an ordered broadcast using 1135 * {@link #sendOrderedBroadcast(Intent, String)}. 1136 * 1137 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1138 * 1139 * @param intent The Intent to broadcast; all receivers matching this 1140 * Intent will receive the broadcast. 1141 * @param receiverPermission (optional) String naming a permission that 1142 * a receiver must hold in order to receive your broadcast. 1143 * If null, no permission is required. 1144 * 1145 * @see android.content.BroadcastReceiver 1146 * @see #registerReceiver 1147 * @see #sendBroadcast(Intent) 1148 * @see #sendOrderedBroadcast(Intent, String) 1149 * @see #sendOrderedBroadcast(Intent, String, BroadcastReceiver, Handler, int, String, Bundle) 1150 */ 1151 public abstract void sendBroadcast(Intent intent, 1152 String receiverPermission); 1153 1154 /** 1155 * Like {@link #sendBroadcast(Intent, String)}, but also allows specification 1156 * of an assocated app op as per {@link android.app.AppOpsManager}. 1157 * @hide 1158 */ 1159 public abstract void sendBroadcast(Intent intent, 1160 String receiverPermission, int appOp); 1161 1162 /** 1163 * Broadcast the given intent to all interested BroadcastReceivers, delivering 1164 * them one at a time to allow more preferred receivers to consume the 1165 * broadcast before it is delivered to less preferred receivers. This 1166 * call is asynchronous; it returns immediately, and you will continue 1167 * executing while the receivers are run. 1168 * 1169 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1170 * 1171 * @param intent The Intent to broadcast; all receivers matching this 1172 * Intent will receive the broadcast. 1173 * @param receiverPermission (optional) String naming a permissions that 1174 * a receiver must hold in order to receive your broadcast. 1175 * If null, no permission is required. 1176 * 1177 * @see android.content.BroadcastReceiver 1178 * @see #registerReceiver 1179 * @see #sendBroadcast(Intent) 1180 * @see #sendOrderedBroadcast(Intent, String, BroadcastReceiver, Handler, int, String, Bundle) 1181 */ 1182 public abstract void sendOrderedBroadcast(Intent intent, 1183 String receiverPermission); 1184 1185 /** 1186 * Version of {@link #sendBroadcast(Intent)} that allows you to 1187 * receive data back from the broadcast. This is accomplished by 1188 * supplying your own BroadcastReceiver when calling, which will be 1189 * treated as a final receiver at the end of the broadcast -- its 1190 * {@link BroadcastReceiver#onReceive} method will be called with 1191 * the result values collected from the other receivers. The broadcast will 1192 * be serialized in the same way as calling 1193 * {@link #sendOrderedBroadcast(Intent, String)}. 1194 * 1195 * <p>Like {@link #sendBroadcast(Intent)}, this method is 1196 * asynchronous; it will return before 1197 * resultReceiver.onReceive() is called. 1198 * 1199 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1200 * 1201 * @param intent The Intent to broadcast; all receivers matching this 1202 * Intent will receive the broadcast. 1203 * @param receiverPermission String naming a permissions that 1204 * a receiver must hold in order to receive your broadcast. 1205 * If null, no permission is required. 1206 * @param resultReceiver Your own BroadcastReceiver to treat as the final 1207 * receiver of the broadcast. 1208 * @param scheduler A custom Handler with which to schedule the 1209 * resultReceiver callback; if null it will be 1210 * scheduled in the Context's main thread. 1211 * @param initialCode An initial value for the result code. Often 1212 * Activity.RESULT_OK. 1213 * @param initialData An initial value for the result data. Often 1214 * null. 1215 * @param initialExtras An initial value for the result extras. Often 1216 * null. 1217 * 1218 * @see #sendBroadcast(Intent) 1219 * @see #sendBroadcast(Intent, String) 1220 * @see #sendOrderedBroadcast(Intent, String) 1221 * @see #sendStickyBroadcast(Intent) 1222 * @see #sendStickyOrderedBroadcast(Intent, BroadcastReceiver, Handler, int, String, Bundle) 1223 * @see android.content.BroadcastReceiver 1224 * @see #registerReceiver 1225 * @see android.app.Activity#RESULT_OK 1226 */ 1227 public abstract void sendOrderedBroadcast(Intent intent, 1228 String receiverPermission, BroadcastReceiver resultReceiver, 1229 Handler scheduler, int initialCode, String initialData, 1230 Bundle initialExtras); 1231 1232 /** 1233 * Like {@link #sendOrderedBroadcast(Intent, String, BroadcastReceiver, android.os.Handler, 1234 * int, String, android.os.Bundle)}, but also allows specification 1235 * of an assocated app op as per {@link android.app.AppOpsManager}. 1236 * @hide 1237 */ 1238 public abstract void sendOrderedBroadcast(Intent intent, 1239 String receiverPermission, int appOp, BroadcastReceiver resultReceiver, 1240 Handler scheduler, int initialCode, String initialData, 1241 Bundle initialExtras); 1242 1243 /** 1244 * Version of {@link #sendBroadcast(Intent)} that allows you to specify the 1245 * user the broadcast will be sent to. This is not available to applications 1246 * that are not pre-installed on the system image. Using it requires holding 1247 * the INTERACT_ACROSS_USERS permission. 1248 * @param intent The intent to broadcast 1249 * @param user UserHandle to send the intent to. 1250 * @see #sendBroadcast(Intent) 1251 */ 1252 public abstract void sendBroadcastAsUser(Intent intent, UserHandle user); 1253 1254 /** 1255 * Version of {@link #sendBroadcast(Intent, String)} that allows you to specify the 1256 * user the broadcast will be sent to. This is not available to applications 1257 * that are not pre-installed on the system image. Using it requires holding 1258 * the INTERACT_ACROSS_USERS permission. 1259 * 1260 * @param intent The Intent to broadcast; all receivers matching this 1261 * Intent will receive the broadcast. 1262 * @param user UserHandle to send the intent to. 1263 * @param receiverPermission (optional) String naming a permission that 1264 * a receiver must hold in order to receive your broadcast. 1265 * If null, no permission is required. 1266 * 1267 * @see #sendBroadcast(Intent, String) 1268 */ 1269 public abstract void sendBroadcastAsUser(Intent intent, UserHandle user, 1270 String receiverPermission); 1271 1272 /** 1273 * Version of 1274 * {@link #sendOrderedBroadcast(Intent, String, BroadcastReceiver, Handler, int, String, Bundle)} 1275 * that allows you to specify the 1276 * user the broadcast will be sent to. This is not available to applications 1277 * that are not pre-installed on the system image. Using it requires holding 1278 * the INTERACT_ACROSS_USERS permission. 1279 * 1280 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1281 * 1282 * @param intent The Intent to broadcast; all receivers matching this 1283 * Intent will receive the broadcast. 1284 * @param user UserHandle to send the intent to. 1285 * @param receiverPermission String naming a permissions that 1286 * a receiver must hold in order to receive your broadcast. 1287 * If null, no permission is required. 1288 * @param resultReceiver Your own BroadcastReceiver to treat as the final 1289 * receiver of the broadcast. 1290 * @param scheduler A custom Handler with which to schedule the 1291 * resultReceiver callback; if null it will be 1292 * scheduled in the Context's main thread. 1293 * @param initialCode An initial value for the result code. Often 1294 * Activity.RESULT_OK. 1295 * @param initialData An initial value for the result data. Often 1296 * null. 1297 * @param initialExtras An initial value for the result extras. Often 1298 * null. 1299 * 1300 * @see #sendOrderedBroadcast(Intent, String, BroadcastReceiver, Handler, int, String, Bundle) 1301 */ 1302 public abstract void sendOrderedBroadcastAsUser(Intent intent, UserHandle user, 1303 String receiverPermission, BroadcastReceiver resultReceiver, Handler scheduler, 1304 int initialCode, String initialData, Bundle initialExtras); 1305 1306 /** 1307 * Perform a {@link #sendBroadcast(Intent)} that is "sticky," meaning the 1308 * Intent you are sending stays around after the broadcast is complete, 1309 * so that others can quickly retrieve that data through the return 1310 * value of {@link #registerReceiver(BroadcastReceiver, IntentFilter)}. In 1311 * all other ways, this behaves the same as 1312 * {@link #sendBroadcast(Intent)}. 1313 * 1314 * <p>You must hold the {@link android.Manifest.permission#BROADCAST_STICKY} 1315 * permission in order to use this API. If you do not hold that 1316 * permission, {@link SecurityException} will be thrown. 1317 * 1318 * @param intent The Intent to broadcast; all receivers matching this 1319 * Intent will receive the broadcast, and the Intent will be held to 1320 * be re-broadcast to future receivers. 1321 * 1322 * @see #sendBroadcast(Intent) 1323 * @see #sendStickyOrderedBroadcast(Intent, BroadcastReceiver, Handler, int, String, Bundle) 1324 */ 1325 public abstract void sendStickyBroadcast(Intent intent); 1326 1327 /** 1328 * Version of {@link #sendStickyBroadcast} that allows you to 1329 * receive data back from the broadcast. This is accomplished by 1330 * supplying your own BroadcastReceiver when calling, which will be 1331 * treated as a final receiver at the end of the broadcast -- its 1332 * {@link BroadcastReceiver#onReceive} method will be called with 1333 * the result values collected from the other receivers. The broadcast will 1334 * be serialized in the same way as calling 1335 * {@link #sendOrderedBroadcast(Intent, String)}. 1336 * 1337 * <p>Like {@link #sendBroadcast(Intent)}, this method is 1338 * asynchronous; it will return before 1339 * resultReceiver.onReceive() is called. Note that the sticky data 1340 * stored is only the data you initially supply to the broadcast, not 1341 * the result of any changes made by the receivers. 1342 * 1343 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1344 * 1345 * @param intent The Intent to broadcast; all receivers matching this 1346 * Intent will receive the broadcast. 1347 * @param resultReceiver Your own BroadcastReceiver to treat as the final 1348 * receiver of the broadcast. 1349 * @param scheduler A custom Handler with which to schedule the 1350 * resultReceiver callback; if null it will be 1351 * scheduled in the Context's main thread. 1352 * @param initialCode An initial value for the result code. Often 1353 * Activity.RESULT_OK. 1354 * @param initialData An initial value for the result data. Often 1355 * null. 1356 * @param initialExtras An initial value for the result extras. Often 1357 * null. 1358 * 1359 * @see #sendBroadcast(Intent) 1360 * @see #sendBroadcast(Intent, String) 1361 * @see #sendOrderedBroadcast(Intent, String) 1362 * @see #sendStickyBroadcast(Intent) 1363 * @see android.content.BroadcastReceiver 1364 * @see #registerReceiver 1365 * @see android.app.Activity#RESULT_OK 1366 */ 1367 public abstract void sendStickyOrderedBroadcast(Intent intent, 1368 BroadcastReceiver resultReceiver, 1369 Handler scheduler, int initialCode, String initialData, 1370 Bundle initialExtras); 1371 1372 /** 1373 * Remove the data previously sent with {@link #sendStickyBroadcast}, 1374 * so that it is as if the sticky broadcast had never happened. 1375 * 1376 * <p>You must hold the {@link android.Manifest.permission#BROADCAST_STICKY} 1377 * permission in order to use this API. If you do not hold that 1378 * permission, {@link SecurityException} will be thrown. 1379 * 1380 * @param intent The Intent that was previously broadcast. 1381 * 1382 * @see #sendStickyBroadcast 1383 */ 1384 public abstract void removeStickyBroadcast(Intent intent); 1385 1386 /** 1387 * Version of {@link #sendStickyBroadcast(Intent)} that allows you to specify the 1388 * user the broadcast will be sent to. This is not available to applications 1389 * that are not pre-installed on the system image. Using it requires holding 1390 * the INTERACT_ACROSS_USERS permission. 1391 * 1392 * @param intent The Intent to broadcast; all receivers matching this 1393 * Intent will receive the broadcast, and the Intent will be held to 1394 * be re-broadcast to future receivers. 1395 * @param user UserHandle to send the intent to. 1396 * 1397 * @see #sendBroadcast(Intent) 1398 */ 1399 public abstract void sendStickyBroadcastAsUser(Intent intent, UserHandle user); 1400 1401 /** 1402 * Version of 1403 * {@link #sendStickyOrderedBroadcast(Intent, BroadcastReceiver, Handler, int, String, Bundle)} 1404 * that allows you to specify the 1405 * user the broadcast will be sent to. This is not available to applications 1406 * that are not pre-installed on the system image. Using it requires holding 1407 * the INTERACT_ACROSS_USERS permission. 1408 * 1409 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1410 * 1411 * @param intent The Intent to broadcast; all receivers matching this 1412 * Intent will receive the broadcast. 1413 * @param user UserHandle to send the intent to. 1414 * @param resultReceiver Your own BroadcastReceiver to treat as the final 1415 * receiver of the broadcast. 1416 * @param scheduler A custom Handler with which to schedule the 1417 * resultReceiver callback; if null it will be 1418 * scheduled in the Context's main thread. 1419 * @param initialCode An initial value for the result code. Often 1420 * Activity.RESULT_OK. 1421 * @param initialData An initial value for the result data. Often 1422 * null. 1423 * @param initialExtras An initial value for the result extras. Often 1424 * null. 1425 * 1426 * @see #sendStickyOrderedBroadcast(Intent, BroadcastReceiver, Handler, int, String, Bundle) 1427 */ 1428 public abstract void sendStickyOrderedBroadcastAsUser(Intent intent, 1429 UserHandle user, BroadcastReceiver resultReceiver, 1430 Handler scheduler, int initialCode, String initialData, 1431 Bundle initialExtras); 1432 1433 /** 1434 * Version of {@link #removeStickyBroadcast(Intent)} that allows you to specify the 1435 * user the broadcast will be sent to. This is not available to applications 1436 * that are not pre-installed on the system image. Using it requires holding 1437 * the INTERACT_ACROSS_USERS permission. 1438 * 1439 * <p>You must hold the {@link android.Manifest.permission#BROADCAST_STICKY} 1440 * permission in order to use this API. If you do not hold that 1441 * permission, {@link SecurityException} will be thrown. 1442 * 1443 * @param intent The Intent that was previously broadcast. 1444 * @param user UserHandle to remove the sticky broadcast from. 1445 * 1446 * @see #sendStickyBroadcastAsUser 1447 */ 1448 public abstract void removeStickyBroadcastAsUser(Intent intent, UserHandle user); 1449 1450 /** 1451 * Register a BroadcastReceiver to be run in the main activity thread. The 1452 * <var>receiver</var> will be called with any broadcast Intent that 1453 * matches <var>filter</var>, in the main application thread. 1454 * 1455 * <p>The system may broadcast Intents that are "sticky" -- these stay 1456 * around after the broadcast as finished, to be sent to any later 1457 * registrations. If your IntentFilter matches one of these sticky 1458 * Intents, that Intent will be returned by this function 1459 * <strong>and</strong> sent to your <var>receiver</var> as if it had just 1460 * been broadcast. 1461 * 1462 * <p>There may be multiple sticky Intents that match <var>filter</var>, 1463 * in which case each of these will be sent to <var>receiver</var>. In 1464 * this case, only one of these can be returned directly by the function; 1465 * which of these that is returned is arbitrarily decided by the system. 1466 * 1467 * <p>If you know the Intent your are registering for is sticky, you can 1468 * supply null for your <var>receiver</var>. In this case, no receiver is 1469 * registered -- the function simply returns the sticky Intent that 1470 * matches <var>filter</var>. In the case of multiple matches, the same 1471 * rules as described above apply. 1472 * 1473 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1474 * 1475 * <p>As of {@link android.os.Build.VERSION_CODES#ICE_CREAM_SANDWICH}, receivers 1476 * registered with this method will correctly respect the 1477 * {@link Intent#setPackage(String)} specified for an Intent being broadcast. 1478 * Prior to that, it would be ignored and delivered to all matching registered 1479 * receivers. Be careful if using this for security.</p> 1480 * 1481 * <p class="note">Note: this method <em>cannot be called from a 1482 * {@link BroadcastReceiver} component;</em> that is, from a BroadcastReceiver 1483 * that is declared in an application's manifest. It is okay, however, to call 1484 * this method from another BroadcastReceiver that has itself been registered 1485 * at run time with {@link #registerReceiver}, since the lifetime of such a 1486 * registered BroadcastReceiver is tied to the object that registered it.</p> 1487 * 1488 * @param receiver The BroadcastReceiver to handle the broadcast. 1489 * @param filter Selects the Intent broadcasts to be received. 1490 * 1491 * @return The first sticky intent found that matches <var>filter</var>, 1492 * or null if there are none. 1493 * 1494 * @see #registerReceiver(BroadcastReceiver, IntentFilter, String, Handler) 1495 * @see #sendBroadcast 1496 * @see #unregisterReceiver 1497 */ 1498 public abstract Intent registerReceiver(BroadcastReceiver receiver, 1499 IntentFilter filter); 1500 1501 /** 1502 * Register to receive intent broadcasts, to run in the context of 1503 * <var>scheduler</var>. See 1504 * {@link #registerReceiver(BroadcastReceiver, IntentFilter)} for more 1505 * information. This allows you to enforce permissions on who can 1506 * broadcast intents to your receiver, or have the receiver run in 1507 * a different thread than the main application thread. 1508 * 1509 * <p>See {@link BroadcastReceiver} for more information on Intent broadcasts. 1510 * 1511 * <p>As of {@link android.os.Build.VERSION_CODES#ICE_CREAM_SANDWICH}, receivers 1512 * registered with this method will correctly respect the 1513 * {@link Intent#setPackage(String)} specified for an Intent being broadcast. 1514 * Prior to that, it would be ignored and delivered to all matching registered 1515 * receivers. Be careful if using this for security.</p> 1516 * 1517 * @param receiver The BroadcastReceiver to handle the broadcast. 1518 * @param filter Selects the Intent broadcasts to be received. 1519 * @param broadcastPermission String naming a permissions that a 1520 * broadcaster must hold in order to send an Intent to you. If null, 1521 * no permission is required. 1522 * @param scheduler Handler identifying the thread that will receive 1523 * the Intent. If null, the main thread of the process will be used. 1524 * 1525 * @return The first sticky intent found that matches <var>filter</var>, 1526 * or null if there are none. 1527 * 1528 * @see #registerReceiver(BroadcastReceiver, IntentFilter) 1529 * @see #sendBroadcast 1530 * @see #unregisterReceiver 1531 */ 1532 public abstract Intent registerReceiver(BroadcastReceiver receiver, 1533 IntentFilter filter, String broadcastPermission, Handler scheduler); 1534 1535 /** 1536 * @hide 1537 * Same as {@link #registerReceiver(BroadcastReceiver, IntentFilter, String, Handler) 1538 * but for a specific user. This receiver will receiver broadcasts that 1539 * are sent to the requested user. It 1540 * requires holding the {@link android.Manifest.permission#INTERACT_ACROSS_USERS_FULL} 1541 * permission. 1542 * 1543 * @param receiver The BroadcastReceiver to handle the broadcast. 1544 * @param user UserHandle to send the intent to. 1545 * @param filter Selects the Intent broadcasts to be received. 1546 * @param broadcastPermission String naming a permissions that a 1547 * broadcaster must hold in order to send an Intent to you. If null, 1548 * no permission is required. 1549 * @param scheduler Handler identifying the thread that will receive 1550 * the Intent. If null, the main thread of the process will be used. 1551 * 1552 * @return The first sticky intent found that matches <var>filter</var>, 1553 * or null if there are none. 1554 * 1555 * @see #registerReceiver(BroadcastReceiver, IntentFilter, String, Handler 1556 * @see #sendBroadcast 1557 * @see #unregisterReceiver 1558 */ 1559 public abstract Intent registerReceiverAsUser(BroadcastReceiver receiver, 1560 UserHandle user, IntentFilter filter, String broadcastPermission, 1561 Handler scheduler); 1562 1563 /** 1564 * Unregister a previously registered BroadcastReceiver. <em>All</em> 1565 * filters that have been registered for this BroadcastReceiver will be 1566 * removed. 1567 * 1568 * @param receiver The BroadcastReceiver to unregister. 1569 * 1570 * @see #registerReceiver 1571 */ 1572 public abstract void unregisterReceiver(BroadcastReceiver receiver); 1573 1574 /** 1575 * Request that a given application service be started. The Intent 1576 * can either contain the complete class name of a specific service 1577 * implementation to start, or an abstract definition through the 1578 * action and other fields of the kind of service to start. If this service 1579 * is not already running, it will be instantiated and started (creating a 1580 * process for it if needed); if it is running then it remains running. 1581 * 1582 * <p>Every call to this method will result in a corresponding call to 1583 * the target service's {@link android.app.Service#onStartCommand} method, 1584 * with the <var>intent</var> given here. This provides a convenient way 1585 * to submit jobs to a service without having to bind and call on to its 1586 * interface. 1587 * 1588 * <p>Using startService() overrides the default service lifetime that is 1589 * managed by {@link #bindService}: it requires the service to remain 1590 * running until {@link #stopService} is called, regardless of whether 1591 * any clients are connected to it. Note that calls to startService() 1592 * are not nesting: no matter how many times you call startService(), 1593 * a single call to {@link #stopService} will stop it. 1594 * 1595 * <p>The system attempts to keep running services around as much as 1596 * possible. The only time they should be stopped is if the current 1597 * foreground application is using so many resources that the service needs 1598 * to be killed. If any errors happen in the service's process, it will 1599 * automatically be restarted. 1600 * 1601 * <p>This function will throw {@link SecurityException} if you do not 1602 * have permission to start the given service. 1603 * 1604 * @param service Identifies the service to be started. The Intent may 1605 * specify either an explicit component name to start, or a logical 1606 * description (action, category, etc) to match an 1607 * {@link IntentFilter} published by a service. Additional values 1608 * may be included in the Intent extras to supply arguments along with 1609 * this specific start call. 1610 * 1611 * @return If the service is being started or is already running, the 1612 * {@link ComponentName} of the actual service that was started is 1613 * returned; else if the service does not exist null is returned. 1614 * 1615 * @throws SecurityException 1616 * 1617 * @see #stopService 1618 * @see #bindService 1619 */ 1620 public abstract ComponentName startService(Intent service); 1621 1622 /** 1623 * Request that a given application service be stopped. If the service is 1624 * not running, nothing happens. Otherwise it is stopped. Note that calls 1625 * to startService() are not counted -- this stops the service no matter 1626 * how many times it was started. 1627 * 1628 * <p>Note that if a stopped service still has {@link ServiceConnection} 1629 * objects bound to it with the {@link #BIND_AUTO_CREATE} set, it will 1630 * not be destroyed until all of these bindings are removed. See 1631 * the {@link android.app.Service} documentation for more details on a 1632 * service's lifecycle. 1633 * 1634 * <p>This function will throw {@link SecurityException} if you do not 1635 * have permission to stop the given service. 1636 * 1637 * @param service Description of the service to be stopped. The Intent may 1638 * specify either an explicit component name to start, or a logical 1639 * description (action, category, etc) to match an 1640 * {@link IntentFilter} published by a service. 1641 * 1642 * @return If there is a service matching the given Intent that is already 1643 * running, then it is stopped and {@code true} is returned; else {@code false} is returned. 1644 * 1645 * @throws SecurityException 1646 * 1647 * @see #startService 1648 */ 1649 public abstract boolean stopService(Intent service); 1650 1651 /** 1652 * @hide like {@link #startService(Intent)} but for a specific user. 1653 */ 1654 public abstract ComponentName startServiceAsUser(Intent service, UserHandle user); 1655 1656 /** 1657 * @hide like {@link #stopService(Intent)} but for a specific user. 1658 */ 1659 public abstract boolean stopServiceAsUser(Intent service, UserHandle user); 1660 1661 /** 1662 * Connect to an application service, creating it if needed. This defines 1663 * a dependency between your application and the service. The given 1664 * <var>conn</var> will receive the service object when it is created and be 1665 * told if it dies and restarts. The service will be considered required 1666 * by the system only for as long as the calling context exists. For 1667 * example, if this Context is an Activity that is stopped, the service will 1668 * not be required to continue running until the Activity is resumed. 1669 * 1670 * <p>This function will throw {@link SecurityException} if you do not 1671 * have permission to bind to the given service. 1672 * 1673 * <p class="note">Note: this method <em>can not be called from a 1674 * {@link BroadcastReceiver} component</em>. A pattern you can use to 1675 * communicate from a BroadcastReceiver to a Service is to call 1676 * {@link #startService} with the arguments containing the command to be 1677 * sent, with the service calling its 1678 * {@link android.app.Service#stopSelf(int)} method when done executing 1679 * that command. See the API demo App/Service/Service Start Arguments 1680 * Controller for an illustration of this. It is okay, however, to use 1681 * this method from a BroadcastReceiver that has been registered with 1682 * {@link #registerReceiver}, since the lifetime of this BroadcastReceiver 1683 * is tied to another object (the one that registered it).</p> 1684 * 1685 * @param service Identifies the service to connect to. The Intent may 1686 * specify either an explicit component name, or a logical 1687 * description (action, category, etc) to match an 1688 * {@link IntentFilter} published by a service. 1689 * @param conn Receives information as the service is started and stopped. 1690 * This must be a valid ServiceConnection object; it must not be null. 1691 * @param flags Operation options for the binding. May be 0, 1692 * {@link #BIND_AUTO_CREATE}, {@link #BIND_DEBUG_UNBIND}, 1693 * {@link #BIND_NOT_FOREGROUND}, {@link #BIND_ABOVE_CLIENT}, 1694 * {@link #BIND_ALLOW_OOM_MANAGEMENT}, or 1695 * {@link #BIND_WAIVE_PRIORITY}. 1696 * @return If you have successfully bound to the service, {@code true} is returned; 1697 * {@code false} is returned if the connection is not made so you will not 1698 * receive the service object. 1699 * 1700 * @throws SecurityException 1701 * 1702 * @see #unbindService 1703 * @see #startService 1704 * @see #BIND_AUTO_CREATE 1705 * @see #BIND_DEBUG_UNBIND 1706 * @see #BIND_NOT_FOREGROUND 1707 */ 1708 public abstract boolean bindService(Intent service, ServiceConnection conn, 1709 int flags); 1710 1711 /** 1712 * Same as {@link #bindService(Intent, ServiceConnection, int)}, but with an explicit userHandle 1713 * argument for use by system server and other multi-user aware code. 1714 * @hide 1715 */ 1716 public boolean bindServiceAsUser(Intent service, ServiceConnection conn, int flags, UserHandle user) { 1717 throw new RuntimeException("Not implemented. Must override in a subclass."); 1718 } 1719 1720 /** 1721 * Disconnect from an application service. You will no longer receive 1722 * calls as the service is restarted, and the service is now allowed to 1723 * stop at any time. 1724 * 1725 * @param conn The connection interface previously supplied to 1726 * bindService(). This parameter must not be null. 1727 * 1728 * @see #bindService 1729 */ 1730 public abstract void unbindService(ServiceConnection conn); 1731 1732 /** 1733 * Start executing an {@link android.app.Instrumentation} class. The given 1734 * Instrumentation component will be run by killing its target application 1735 * (if currently running), starting the target process, instantiating the 1736 * instrumentation component, and then letting it drive the application. 1737 * 1738 * <p>This function is not synchronous -- it returns as soon as the 1739 * instrumentation has started and while it is running. 1740 * 1741 * <p>Instrumentation is normally only allowed to run against a package 1742 * that is either unsigned or signed with a signature that the 1743 * the instrumentation package is also signed with (ensuring the target 1744 * trusts the instrumentation). 1745 * 1746 * @param className Name of the Instrumentation component to be run. 1747 * @param profileFile Optional path to write profiling data as the 1748 * instrumentation runs, or null for no profiling. 1749 * @param arguments Additional optional arguments to pass to the 1750 * instrumentation, or null. 1751 * 1752 * @return {@code true} if the instrumentation was successfully started, 1753 * else {@code false} if it could not be found. 1754 */ 1755 public abstract boolean startInstrumentation(ComponentName className, 1756 String profileFile, Bundle arguments); 1757 1758 /** 1759 * Return the handle to a system-level service by name. The class of the 1760 * returned object varies by the requested name. Currently available names 1761 * are: 1762 * 1763 * <dl> 1764 * <dt> {@link #WINDOW_SERVICE} ("window") 1765 * <dd> The top-level window manager in which you can place custom 1766 * windows. The returned object is a {@link android.view.WindowManager}. 1767 * <dt> {@link #LAYOUT_INFLATER_SERVICE} ("layout_inflater") 1768 * <dd> A {@link android.view.LayoutInflater} for inflating layout resources 1769 * in this context. 1770 * <dt> {@link #ACTIVITY_SERVICE} ("activity") 1771 * <dd> A {@link android.app.ActivityManager} for interacting with the 1772 * global activity state of the system. 1773 * <dt> {@link #POWER_SERVICE} ("power") 1774 * <dd> A {@link android.os.PowerManager} for controlling power 1775 * management. 1776 * <dt> {@link #ALARM_SERVICE} ("alarm") 1777 * <dd> A {@link android.app.AlarmManager} for receiving intents at the 1778 * time of your choosing. 1779 * <dt> {@link #NOTIFICATION_SERVICE} ("notification") 1780 * <dd> A {@link android.app.NotificationManager} for informing the user 1781 * of background events. 1782 * <dt> {@link #KEYGUARD_SERVICE} ("keyguard") 1783 * <dd> A {@link android.app.KeyguardManager} for controlling keyguard. 1784 * <dt> {@link #LOCATION_SERVICE} ("location") 1785 * <dd> A {@link android.location.LocationManager} for controlling location 1786 * (e.g., GPS) updates. 1787 * <dt> {@link #SEARCH_SERVICE} ("search") 1788 * <dd> A {@link android.app.SearchManager} for handling search. 1789 * <dt> {@link #VIBRATOR_SERVICE} ("vibrator") 1790 * <dd> A {@link android.os.Vibrator} for interacting with the vibrator 1791 * hardware. 1792 * <dt> {@link #CONNECTIVITY_SERVICE} ("connection") 1793 * <dd> A {@link android.net.ConnectivityManager ConnectivityManager} for 1794 * handling management of network connections. 1795 * <dt> {@link #WIFI_SERVICE} ("wifi") 1796 * <dd> A {@link android.net.wifi.WifiManager WifiManager} for management of 1797 * Wi-Fi connectivity. 1798 * <dt> {@link #INPUT_METHOD_SERVICE} ("input_method") 1799 * <dd> An {@link android.view.inputmethod.InputMethodManager InputMethodManager} 1800 * for management of input methods. 1801 * <dt> {@link #UI_MODE_SERVICE} ("uimode") 1802 * <dd> An {@link android.app.UiModeManager} for controlling UI modes. 1803 * <dt> {@link #DOWNLOAD_SERVICE} ("download") 1804 * <dd> A {@link android.app.DownloadManager} for requesting HTTP downloads 1805 * </dl> 1806 * 1807 * <p>Note: System services obtained via this API may be closely associated with 1808 * the Context in which they are obtained from. In general, do not share the 1809 * service objects between various different contexts (Activities, Applications, 1810 * Services, Providers, etc.) 1811 * 1812 * @param name The name of the desired service. 1813 * 1814 * @return The service or null if the name does not exist. 1815 * 1816 * @see #WINDOW_SERVICE 1817 * @see android.view.WindowManager 1818 * @see #LAYOUT_INFLATER_SERVICE 1819 * @see android.view.LayoutInflater 1820 * @see #ACTIVITY_SERVICE 1821 * @see android.app.ActivityManager 1822 * @see #POWER_SERVICE 1823 * @see android.os.PowerManager 1824 * @see #ALARM_SERVICE 1825 * @see android.app.AlarmManager 1826 * @see #NOTIFICATION_SERVICE 1827 * @see android.app.NotificationManager 1828 * @see #KEYGUARD_SERVICE 1829 * @see android.app.KeyguardManager 1830 * @see #LOCATION_SERVICE 1831 * @see android.location.LocationManager 1832 * @see #SEARCH_SERVICE 1833 * @see android.app.SearchManager 1834 * @see #SENSOR_SERVICE 1835 * @see android.hardware.SensorManager 1836 * @see #STORAGE_SERVICE 1837 * @see android.os.storage.StorageManager 1838 * @see #VIBRATOR_SERVICE 1839 * @see android.os.Vibrator 1840 * @see #CONNECTIVITY_SERVICE 1841 * @see android.net.ConnectivityManager 1842 * @see #WIFI_SERVICE 1843 * @see android.net.wifi.WifiManager 1844 * @see #AUDIO_SERVICE 1845 * @see android.media.AudioManager 1846 * @see #MEDIA_ROUTER_SERVICE 1847 * @see android.media.MediaRouter 1848 * @see #TELEPHONY_SERVICE 1849 * @see android.telephony.TelephonyManager 1850 * @see #INPUT_METHOD_SERVICE 1851 * @see android.view.inputmethod.InputMethodManager 1852 * @see #UI_MODE_SERVICE 1853 * @see android.app.UiModeManager 1854 * @see #DOWNLOAD_SERVICE 1855 * @see android.app.DownloadManager 1856 */ 1857 public abstract Object getSystemService(String name); 1858 1859 /** 1860 * Use with {@link #getSystemService} to retrieve a 1861 * {@link android.os.PowerManager} for controlling power management, 1862 * including "wake locks," which let you keep the device on while 1863 * you're running long tasks. 1864 */ 1865 public static final String POWER_SERVICE = "power"; 1866 1867 /** 1868 * Use with {@link #getSystemService} to retrieve a 1869 * {@link android.view.WindowManager} for accessing the system's window 1870 * manager. 1871 * 1872 * @see #getSystemService 1873 * @see android.view.WindowManager 1874 */ 1875 public static final String WINDOW_SERVICE = "window"; 1876 1877 /** 1878 * Use with {@link #getSystemService} to retrieve a 1879 * {@link android.view.LayoutInflater} for inflating layout resources in this 1880 * context. 1881 * 1882 * @see #getSystemService 1883 * @see android.view.LayoutInflater 1884 */ 1885 public static final String LAYOUT_INFLATER_SERVICE = "layout_inflater"; 1886 1887 /** 1888 * Use with {@link #getSystemService} to retrieve a 1889 * {@link android.accounts.AccountManager} for receiving intents at a 1890 * time of your choosing. 1891 * 1892 * @see #getSystemService 1893 * @see android.accounts.AccountManager 1894 */ 1895 public static final String ACCOUNT_SERVICE = "account"; 1896 1897 /** 1898 * Use with {@link #getSystemService} to retrieve a 1899 * {@link android.app.ActivityManager} for interacting with the global 1900 * system state. 1901 * 1902 * @see #getSystemService 1903 * @see android.app.ActivityManager 1904 */ 1905 public static final String ACTIVITY_SERVICE = "activity"; 1906 1907 /** 1908 * Use with {@link #getSystemService} to retrieve a 1909 * {@link android.app.AlarmManager} for receiving intents at a 1910 * time of your choosing. 1911 * 1912 * @see #getSystemService 1913 * @see android.app.AlarmManager 1914 */ 1915 public static final String ALARM_SERVICE = "alarm"; 1916 1917 /** 1918 * Use with {@link #getSystemService} to retrieve a 1919 * {@link android.app.NotificationManager} for informing the user of 1920 * background events. 1921 * 1922 * @see #getSystemService 1923 * @see android.app.NotificationManager 1924 */ 1925 public static final String NOTIFICATION_SERVICE = "notification"; 1926 1927 /** 1928 * Use with {@link #getSystemService} to retrieve a 1929 * {@link android.view.accessibility.AccessibilityManager} for giving the user 1930 * feedback for UI events through the registered event listeners. 1931 * 1932 * @see #getSystemService 1933 * @see android.view.accessibility.AccessibilityManager 1934 */ 1935 public static final String ACCESSIBILITY_SERVICE = "accessibility"; 1936 1937 /** 1938 * Use with {@link #getSystemService} to retrieve a 1939 * {@link android.app.NotificationManager} for controlling keyguard. 1940 * 1941 * @see #getSystemService 1942 * @see android.app.KeyguardManager 1943 */ 1944 public static final String KEYGUARD_SERVICE = "keyguard"; 1945 1946 /** 1947 * Use with {@link #getSystemService} to retrieve a {@link 1948 * android.location.LocationManager} for controlling location 1949 * updates. 1950 * 1951 * @see #getSystemService 1952 * @see android.location.LocationManager 1953 */ 1954 public static final String LOCATION_SERVICE = "location"; 1955 1956 /** 1957 * Use with {@link #getSystemService} to retrieve a 1958 * {@link android.location.CountryDetector} for detecting the country that 1959 * the user is in. 1960 * 1961 * @hide 1962 */ 1963 public static final String COUNTRY_DETECTOR = "country_detector"; 1964 1965 /** 1966 * Use with {@link #getSystemService} to retrieve a {@link 1967 * android.app.SearchManager} for handling searches. 1968 * 1969 * @see #getSystemService 1970 * @see android.app.SearchManager 1971 */ 1972 public static final String SEARCH_SERVICE = "search"; 1973 1974 /** 1975 * Use with {@link #getSystemService} to retrieve a {@link 1976 * android.hardware.SensorManager} for accessing sensors. 1977 * 1978 * @see #getSystemService 1979 * @see android.hardware.SensorManager 1980 */ 1981 public static final String SENSOR_SERVICE = "sensor"; 1982 1983 /** 1984 * Use with {@link #getSystemService} to retrieve a {@link 1985 * android.os.storage.StorageManager} for accessing system storage 1986 * functions. 1987 * 1988 * @see #getSystemService 1989 * @see android.os.storage.StorageManager 1990 */ 1991 public static final String STORAGE_SERVICE = "storage"; 1992 1993 /** 1994 * Use with {@link #getSystemService} to retrieve a 1995 * com.android.server.WallpaperService for accessing wallpapers. 1996 * 1997 * @see #getSystemService 1998 */ 1999 public static final String WALLPAPER_SERVICE = "wallpaper"; 2000 2001 /** 2002 * Use with {@link #getSystemService} to retrieve a {@link 2003 * android.os.Vibrator} for interacting with the vibration hardware. 2004 * 2005 * @see #getSystemService 2006 * @see android.os.Vibrator 2007 */ 2008 public static final String VIBRATOR_SERVICE = "vibrator"; 2009 2010 /** 2011 * Use with {@link #getSystemService} to retrieve a {@link 2012 * android.app.StatusBarManager} for interacting with the status bar. 2013 * 2014 * @see #getSystemService 2015 * @see android.app.StatusBarManager 2016 * @hide 2017 */ 2018 public static final String STATUS_BAR_SERVICE = "statusbar"; 2019 2020 /** 2021 * Use with {@link #getSystemService} to retrieve a {@link 2022 * android.net.ConnectivityManager} for handling management of 2023 * network connections. 2024 * 2025 * @see #getSystemService 2026 * @see android.net.ConnectivityManager 2027 */ 2028 public static final String CONNECTIVITY_SERVICE = "connectivity"; 2029 2030 /** 2031 * Use with {@link #getSystemService} to retrieve a {@link 2032 * android.os.IUpdateLock} for managing runtime sequences that 2033 * must not be interrupted by headless OTA application or similar. 2034 * 2035 * @hide 2036 * @see #getSystemService 2037 * @see android.os.UpdateLock 2038 */ 2039 public static final String UPDATE_LOCK_SERVICE = "updatelock"; 2040 2041 /** 2042 * Use with {@link #getSystemService} to retrieve a {@link 2043 * android.net.NetworkManagementService} for handling management of 2044 * system network services 2045 * 2046 * @hide 2047 * @see #getSystemService 2048 * @see android.net.NetworkManagementService 2049 */ 2050 public static final String NETWORKMANAGEMENT_SERVICE = "network_management"; 2051 2052 /** {@hide} */ 2053 public static final String NETWORK_STATS_SERVICE = "netstats"; 2054 /** {@hide} */ 2055 public static final String NETWORK_POLICY_SERVICE = "netpolicy"; 2056 2057 /** 2058 * Use with {@link #getSystemService} to retrieve a {@link 2059 * android.net.wifi.WifiManager} for handling management of 2060 * Wi-Fi access. 2061 * 2062 * @see #getSystemService 2063 * @see android.net.wifi.WifiManager 2064 */ 2065 public static final String WIFI_SERVICE = "wifi"; 2066 2067 /** 2068 * Use with {@link #getSystemService} to retrieve a {@link 2069 * android.net.wifi.p2p.WifiP2pManager} for handling management of 2070 * Wi-Fi peer-to-peer connections. 2071 * 2072 * @see #getSystemService 2073 * @see android.net.wifi.p2p.WifiP2pManager 2074 */ 2075 public static final String WIFI_P2P_SERVICE = "wifip2p"; 2076 2077 /** 2078 * Use with {@link #getSystemService} to retrieve a {@link 2079 * android.net.nsd.NsdManager} for handling management of network service 2080 * discovery 2081 * 2082 * @see #getSystemService 2083 * @see android.net.nsd.NsdManager 2084 */ 2085 public static final String NSD_SERVICE = "servicediscovery"; 2086 2087 /** 2088 * Use with {@link #getSystemService} to retrieve a 2089 * {@link android.media.AudioManager} for handling management of volume, 2090 * ringer modes and audio routing. 2091 * 2092 * @see #getSystemService 2093 * @see android.media.AudioManager 2094 */ 2095 public static final String AUDIO_SERVICE = "audio"; 2096 2097 /** 2098 * Use with {@link #getSystemService} to retrieve a 2099 * {@link android.media.MediaRouter} for controlling and managing 2100 * routing of media. 2101 * 2102 * @see #getSystemService 2103 * @see android.media.MediaRouter 2104 */ 2105 public static final String MEDIA_ROUTER_SERVICE = "media_router"; 2106 2107 /** 2108 * Use with {@link #getSystemService} to retrieve a 2109 * {@link android.telephony.TelephonyManager} for handling management the 2110 * telephony features of the device. 2111 * 2112 * @see #getSystemService 2113 * @see android.telephony.TelephonyManager 2114 */ 2115 public static final String TELEPHONY_SERVICE = "phone"; 2116 2117 /** 2118 * Use with {@link #getSystemService} to retrieve a 2119 * {@link android.text.ClipboardManager} for accessing and modifying 2120 * the contents of the global clipboard. 2121 * 2122 * @see #getSystemService 2123 * @see android.text.ClipboardManager 2124 */ 2125 public static final String CLIPBOARD_SERVICE = "clipboard"; 2126 2127 /** 2128 * Use with {@link #getSystemService} to retrieve a 2129 * {@link android.view.inputmethod.InputMethodManager} for accessing input 2130 * methods. 2131 * 2132 * @see #getSystemService 2133 */ 2134 public static final String INPUT_METHOD_SERVICE = "input_method"; 2135 2136 /** 2137 * Use with {@link #getSystemService} to retrieve a 2138 * {@link android.view.textservice.TextServicesManager} for accessing 2139 * text services. 2140 * 2141 * @see #getSystemService 2142 */ 2143 public static final String TEXT_SERVICES_MANAGER_SERVICE = "textservices"; 2144 2145 /** 2146 * Use with {@link #getSystemService} to retrieve a 2147 * {@link android.appwidget.AppWidgetManager} for accessing AppWidgets. 2148 * 2149 * @hide 2150 * @see #getSystemService 2151 */ 2152 public static final String APPWIDGET_SERVICE = "appwidget"; 2153 2154 /** 2155 * Use with {@link #getSystemService} to retrieve an 2156 * {@link android.app.backup.IBackupManager IBackupManager} for communicating 2157 * with the backup mechanism. 2158 * @hide 2159 * 2160 * @see #getSystemService 2161 */ 2162 public static final String BACKUP_SERVICE = "backup"; 2163 2164 /** 2165 * Use with {@link #getSystemService} to retrieve a 2166 * {@link android.os.DropBoxManager} instance for recording 2167 * diagnostic logs. 2168 * @see #getSystemService 2169 */ 2170 public static final String DROPBOX_SERVICE = "dropbox"; 2171 2172 /** 2173 * Use with {@link #getSystemService} to retrieve a 2174 * {@link android.app.admin.DevicePolicyManager} for working with global 2175 * device policy management. 2176 * 2177 * @see #getSystemService 2178 */ 2179 public static final String DEVICE_POLICY_SERVICE = "device_policy"; 2180 2181 /** 2182 * Use with {@link #getSystemService} to retrieve a 2183 * {@link android.app.UiModeManager} for controlling UI modes. 2184 * 2185 * @see #getSystemService 2186 */ 2187 public static final String UI_MODE_SERVICE = "uimode"; 2188 2189 /** 2190 * Use with {@link #getSystemService} to retrieve a 2191 * {@link android.app.DownloadManager} for requesting HTTP downloads. 2192 * 2193 * @see #getSystemService 2194 */ 2195 public static final String DOWNLOAD_SERVICE = "download"; 2196 2197 /** 2198 * Use with {@link #getSystemService} to retrieve a 2199 * {@link android.nfc.NfcManager} for using NFC. 2200 * 2201 * @see #getSystemService 2202 */ 2203 public static final String NFC_SERVICE = "nfc"; 2204 2205 /** 2206 * Use with {@link #getSystemService} to retrieve a 2207 * {@link android.bluetooth.BluetoothAdapter} for using Bluetooth. 2208 * 2209 * @see #getSystemService 2210 */ 2211 public static final String BLUETOOTH_SERVICE = "bluetooth"; 2212 2213 /** 2214 * Use with {@link #getSystemService} to retrieve a 2215 * {@link android.net.sip.SipManager} for accessing the SIP related service. 2216 * 2217 * @see #getSystemService 2218 */ 2219 /** @hide */ 2220 public static final String SIP_SERVICE = "sip"; 2221 2222 /** 2223 * Use with {@link #getSystemService} to retrieve a {@link 2224 * android.hardware.usb.UsbManager} for access to USB devices (as a USB host) 2225 * and for controlling this device's behavior as a USB device. 2226 * 2227 * @see #getSystemService 2228 * @see android.hardware.usb.UsbManager 2229 */ 2230 public static final String USB_SERVICE = "usb"; 2231 2232 /** 2233 * Use with {@link #getSystemService} to retrieve a {@link 2234 * android.hardware.SerialManager} for access to serial ports. 2235 * 2236 * @see #getSystemService 2237 * @see android.harware.SerialManager 2238 * 2239 * @hide 2240 */ 2241 public static final String SERIAL_SERVICE = "serial"; 2242 2243 /** 2244 * Use with {@link #getSystemService} to retrieve a 2245 * {@link android.hardware.input.InputManager} for interacting with input devices. 2246 * 2247 * @see #getSystemService 2248 * @see android.hardware.input.InputManager 2249 */ 2250 public static final String INPUT_SERVICE = "input"; 2251 2252 /** 2253 * Use with {@link #getSystemService} to retrieve a 2254 * {@link android.hardware.display.DisplayManager} for interacting with display devices. 2255 * 2256 * @see #getSystemService 2257 * @see android.hardware.display.DisplayManager 2258 */ 2259 public static final String DISPLAY_SERVICE = "display"; 2260 2261 /** 2262 * Use with {@link #getSystemService} to retrieve a 2263 * {@link android.os.SchedulingPolicyService} for managing scheduling policy. 2264 * 2265 * @see #getSystemService 2266 * @see android.os.SchedulingPolicyService 2267 * 2268 * @hide 2269 */ 2270 public static final String SCHEDULING_POLICY_SERVICE = "scheduling_policy"; 2271 2272 /** 2273 * Use with {@link #getSystemService} to retrieve a 2274 * {@link android.os.UserManager} for managing users on devices that support multiple users. 2275 * 2276 * @see #getSystemService 2277 * @see android.os.UserManager 2278 */ 2279 public static final String USER_SERVICE = "user"; 2280 2281 /** 2282 * Use with {@link #getSystemService} to retrieve a 2283 * {@link android.app.AppOpsManager} for tracking application operations 2284 * on the device. 2285 * 2286 * @see #getSystemService 2287 * @see android.app.AppOpsManager 2288 * 2289 * @hide 2290 */ 2291 public static final String APP_OPS_SERVICE = "appops"; 2292 2293 /** 2294 * Use with {@link #getSystemService} to retrieve a 2295 * {@link android.hardware.camera2.CameraManager} for interacting with 2296 * camera devices. 2297 * 2298 * @see #getSystemService 2299 * @see android.hardware.camera.CameraManager 2300 */ 2301 public static final String CAMERA_SERVICE = "camera"; 2302 2303 /** 2304 * {@link android.print.PrintManager} for printing and managing 2305 * printers and print taks. 2306 * 2307 * @see #getSystemService 2308 * @see android.print.PrintManager 2309 */ 2310 public static final String PRINT_SERVICE = "print"; 2311 2312 /** 2313 * Determine whether the given permission is allowed for a particular 2314 * process and user ID running in the system. 2315 * 2316 * @param permission The name of the permission being checked. 2317 * @param pid The process ID being checked against. Must be > 0. 2318 * @param uid The user ID being checked against. A uid of 0 is the root 2319 * user, which will pass every permission check. 2320 * 2321 * @return {@link PackageManager#PERMISSION_GRANTED} if the given 2322 * pid/uid is allowed that permission, or 2323 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2324 * 2325 * @see PackageManager#checkPermission(String, String) 2326 * @see #checkCallingPermission 2327 */ 2328 public abstract int checkPermission(String permission, int pid, int uid); 2329 2330 /** 2331 * Determine whether the calling process of an IPC you are handling has been 2332 * granted a particular permission. This is basically the same as calling 2333 * {@link #checkPermission(String, int, int)} with the pid and uid returned 2334 * by {@link android.os.Binder#getCallingPid} and 2335 * {@link android.os.Binder#getCallingUid}. One important difference 2336 * is that if you are not currently processing an IPC, this function 2337 * will always fail. This is done to protect against accidentally 2338 * leaking permissions; you can use {@link #checkCallingOrSelfPermission} 2339 * to avoid this protection. 2340 * 2341 * @param permission The name of the permission being checked. 2342 * 2343 * @return {@link PackageManager#PERMISSION_GRANTED} if the calling 2344 * pid/uid is allowed that permission, or 2345 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2346 * 2347 * @see PackageManager#checkPermission(String, String) 2348 * @see #checkPermission 2349 * @see #checkCallingOrSelfPermission 2350 */ 2351 public abstract int checkCallingPermission(String permission); 2352 2353 /** 2354 * Determine whether the calling process of an IPC <em>or you</em> have been 2355 * granted a particular permission. This is the same as 2356 * {@link #checkCallingPermission}, except it grants your own permissions 2357 * if you are not currently processing an IPC. Use with care! 2358 * 2359 * @param permission The name of the permission being checked. 2360 * 2361 * @return {@link PackageManager#PERMISSION_GRANTED} if the calling 2362 * pid/uid is allowed that permission, or 2363 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2364 * 2365 * @see PackageManager#checkPermission(String, String) 2366 * @see #checkPermission 2367 * @see #checkCallingPermission 2368 */ 2369 public abstract int checkCallingOrSelfPermission(String permission); 2370 2371 /** 2372 * If the given permission is not allowed for a particular process 2373 * and user ID running in the system, throw a {@link SecurityException}. 2374 * 2375 * @param permission The name of the permission being checked. 2376 * @param pid The process ID being checked against. Must be > 0. 2377 * @param uid The user ID being checked against. A uid of 0 is the root 2378 * user, which will pass every permission check. 2379 * @param message A message to include in the exception if it is thrown. 2380 * 2381 * @see #checkPermission(String, int, int) 2382 */ 2383 public abstract void enforcePermission( 2384 String permission, int pid, int uid, String message); 2385 2386 /** 2387 * If the calling process of an IPC you are handling has not been 2388 * granted a particular permission, throw a {@link 2389 * SecurityException}. This is basically the same as calling 2390 * {@link #enforcePermission(String, int, int, String)} with the 2391 * pid and uid returned by {@link android.os.Binder#getCallingPid} 2392 * and {@link android.os.Binder#getCallingUid}. One important 2393 * difference is that if you are not currently processing an IPC, 2394 * this function will always throw the SecurityException. This is 2395 * done to protect against accidentally leaking permissions; you 2396 * can use {@link #enforceCallingOrSelfPermission} to avoid this 2397 * protection. 2398 * 2399 * @param permission The name of the permission being checked. 2400 * @param message A message to include in the exception if it is thrown. 2401 * 2402 * @see #checkCallingPermission(String) 2403 */ 2404 public abstract void enforceCallingPermission( 2405 String permission, String message); 2406 2407 /** 2408 * If neither you nor the calling process of an IPC you are 2409 * handling has been granted a particular permission, throw a 2410 * {@link SecurityException}. This is the same as {@link 2411 * #enforceCallingPermission}, except it grants your own 2412 * permissions if you are not currently processing an IPC. Use 2413 * with care! 2414 * 2415 * @param permission The name of the permission being checked. 2416 * @param message A message to include in the exception if it is thrown. 2417 * 2418 * @see #checkCallingOrSelfPermission(String) 2419 */ 2420 public abstract void enforceCallingOrSelfPermission( 2421 String permission, String message); 2422 2423 /** 2424 * Grant permission to access a specific Uri to another package, regardless 2425 * of whether that package has general permission to access the Uri's 2426 * content provider. This can be used to grant specific, temporary 2427 * permissions, typically in response to user interaction (such as the 2428 * user opening an attachment that you would like someone else to 2429 * display). 2430 * 2431 * <p>Normally you should use {@link Intent#FLAG_GRANT_READ_URI_PERMISSION 2432 * Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2433 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION 2434 * Intent.FLAG_GRANT_WRITE_URI_PERMISSION} with the Intent being used to 2435 * start an activity instead of this function directly. If you use this 2436 * function directly, you should be sure to call 2437 * {@link #revokeUriPermission} when the target should no longer be allowed 2438 * to access it. 2439 * 2440 * <p>To succeed, the content provider owning the Uri must have set the 2441 * {@link android.R.styleable#AndroidManifestProvider_grantUriPermissions 2442 * grantUriPermissions} attribute in its manifest or included the 2443 * {@link android.R.styleable#AndroidManifestGrantUriPermission 2444 * <grant-uri-permissions>} tag. 2445 * 2446 * @param toPackage The package you would like to allow to access the Uri. 2447 * @param uri The Uri you would like to grant access to. 2448 * @param modeFlags The desired access modes. Any combination of 2449 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION 2450 * Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2451 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION 2452 * Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2453 * 2454 * @see #revokeUriPermission 2455 */ 2456 public abstract void grantUriPermission(String toPackage, Uri uri, 2457 int modeFlags); 2458 2459 /** 2460 * Remove all permissions to access a particular content provider Uri 2461 * that were previously added with {@link #grantUriPermission}. The given 2462 * Uri will match all previously granted Uris that are the same or a 2463 * sub-path of the given Uri. That is, revoking "content://foo/target" will 2464 * revoke both "content://foo/target" and "content://foo/target/sub", but not 2465 * "content://foo". 2466 * 2467 * @param uri The Uri you would like to revoke access to. 2468 * @param modeFlags The desired access modes. Any combination of 2469 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION 2470 * Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2471 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION 2472 * Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2473 * 2474 * @see #grantUriPermission 2475 */ 2476 public abstract void revokeUriPermission(Uri uri, int modeFlags); 2477 2478 /** 2479 * Determine whether a particular process and user ID has been granted 2480 * permission to access a specific URI. This only checks for permissions 2481 * that have been explicitly granted -- if the given process/uid has 2482 * more general access to the URI's content provider then this check will 2483 * always fail. 2484 * 2485 * @param uri The uri that is being checked. 2486 * @param pid The process ID being checked against. Must be > 0. 2487 * @param uid The user ID being checked against. A uid of 0 is the root 2488 * user, which will pass every permission check. 2489 * @param modeFlags The type of access to grant. May be one or both of 2490 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2491 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2492 * 2493 * @return {@link PackageManager#PERMISSION_GRANTED} if the given 2494 * pid/uid is allowed to access that uri, or 2495 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2496 * 2497 * @see #checkCallingUriPermission 2498 */ 2499 public abstract int checkUriPermission(Uri uri, int pid, int uid, int modeFlags); 2500 2501 /** 2502 * Determine whether the calling process and user ID has been 2503 * granted permission to access a specific URI. This is basically 2504 * the same as calling {@link #checkUriPermission(Uri, int, int, 2505 * int)} with the pid and uid returned by {@link 2506 * android.os.Binder#getCallingPid} and {@link 2507 * android.os.Binder#getCallingUid}. One important difference is 2508 * that if you are not currently processing an IPC, this function 2509 * will always fail. 2510 * 2511 * @param uri The uri that is being checked. 2512 * @param modeFlags The type of access to grant. May be one or both of 2513 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2514 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2515 * 2516 * @return {@link PackageManager#PERMISSION_GRANTED} if the caller 2517 * is allowed to access that uri, or 2518 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2519 * 2520 * @see #checkUriPermission(Uri, int, int, int) 2521 */ 2522 public abstract int checkCallingUriPermission(Uri uri, int modeFlags); 2523 2524 /** 2525 * Determine whether the calling process of an IPC <em>or you</em> has been granted 2526 * permission to access a specific URI. This is the same as 2527 * {@link #checkCallingUriPermission}, except it grants your own permissions 2528 * if you are not currently processing an IPC. Use with care! 2529 * 2530 * @param uri The uri that is being checked. 2531 * @param modeFlags The type of access to grant. May be one or both of 2532 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2533 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2534 * 2535 * @return {@link PackageManager#PERMISSION_GRANTED} if the caller 2536 * is allowed to access that uri, or 2537 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2538 * 2539 * @see #checkCallingUriPermission 2540 */ 2541 public abstract int checkCallingOrSelfUriPermission(Uri uri, int modeFlags); 2542 2543 /** 2544 * Check both a Uri and normal permission. This allows you to perform 2545 * both {@link #checkPermission} and {@link #checkUriPermission} in one 2546 * call. 2547 * 2548 * @param uri The Uri whose permission is to be checked, or null to not 2549 * do this check. 2550 * @param readPermission The permission that provides overall read access, 2551 * or null to not do this check. 2552 * @param writePermission The permission that provides overall write 2553 * acess, or null to not do this check. 2554 * @param pid The process ID being checked against. Must be > 0. 2555 * @param uid The user ID being checked against. A uid of 0 is the root 2556 * user, which will pass every permission check. 2557 * @param modeFlags The type of access to grant. May be one or both of 2558 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2559 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2560 * 2561 * @return {@link PackageManager#PERMISSION_GRANTED} if the caller 2562 * is allowed to access that uri or holds one of the given permissions, or 2563 * {@link PackageManager#PERMISSION_DENIED} if it is not. 2564 */ 2565 public abstract int checkUriPermission(Uri uri, String readPermission, 2566 String writePermission, int pid, int uid, int modeFlags); 2567 2568 /** 2569 * If a particular process and user ID has not been granted 2570 * permission to access a specific URI, throw {@link 2571 * SecurityException}. This only checks for permissions that have 2572 * been explicitly granted -- if the given process/uid has more 2573 * general access to the URI's content provider then this check 2574 * will always fail. 2575 * 2576 * @param uri The uri that is being checked. 2577 * @param pid The process ID being checked against. Must be > 0. 2578 * @param uid The user ID being checked against. A uid of 0 is the root 2579 * user, which will pass every permission check. 2580 * @param modeFlags The type of access to grant. May be one or both of 2581 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2582 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2583 * @param message A message to include in the exception if it is thrown. 2584 * 2585 * @see #checkUriPermission(Uri, int, int, int) 2586 */ 2587 public abstract void enforceUriPermission( 2588 Uri uri, int pid, int uid, int modeFlags, String message); 2589 2590 /** 2591 * If the calling process and user ID has not been granted 2592 * permission to access a specific URI, throw {@link 2593 * SecurityException}. This is basically the same as calling 2594 * {@link #enforceUriPermission(Uri, int, int, int, String)} with 2595 * the pid and uid returned by {@link 2596 * android.os.Binder#getCallingPid} and {@link 2597 * android.os.Binder#getCallingUid}. One important difference is 2598 * that if you are not currently processing an IPC, this function 2599 * will always throw a SecurityException. 2600 * 2601 * @param uri The uri that is being checked. 2602 * @param modeFlags The type of access to grant. May be one or both of 2603 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2604 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2605 * @param message A message to include in the exception if it is thrown. 2606 * 2607 * @see #checkCallingUriPermission(Uri, int) 2608 */ 2609 public abstract void enforceCallingUriPermission( 2610 Uri uri, int modeFlags, String message); 2611 2612 /** 2613 * If the calling process of an IPC <em>or you</em> has not been 2614 * granted permission to access a specific URI, throw {@link 2615 * SecurityException}. This is the same as {@link 2616 * #enforceCallingUriPermission}, except it grants your own 2617 * permissions if you are not currently processing an IPC. Use 2618 * with care! 2619 * 2620 * @param uri The uri that is being checked. 2621 * @param modeFlags The type of access to grant. May be one or both of 2622 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2623 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2624 * @param message A message to include in the exception if it is thrown. 2625 * 2626 * @see #checkCallingOrSelfUriPermission(Uri, int) 2627 */ 2628 public abstract void enforceCallingOrSelfUriPermission( 2629 Uri uri, int modeFlags, String message); 2630 2631 /** 2632 * Enforce both a Uri and normal permission. This allows you to perform 2633 * both {@link #enforcePermission} and {@link #enforceUriPermission} in one 2634 * call. 2635 * 2636 * @param uri The Uri whose permission is to be checked, or null to not 2637 * do this check. 2638 * @param readPermission The permission that provides overall read access, 2639 * or null to not do this check. 2640 * @param writePermission The permission that provides overall write 2641 * acess, or null to not do this check. 2642 * @param pid The process ID being checked against. Must be > 0. 2643 * @param uid The user ID being checked against. A uid of 0 is the root 2644 * user, which will pass every permission check. 2645 * @param modeFlags The type of access to grant. May be one or both of 2646 * {@link Intent#FLAG_GRANT_READ_URI_PERMISSION Intent.FLAG_GRANT_READ_URI_PERMISSION} or 2647 * {@link Intent#FLAG_GRANT_WRITE_URI_PERMISSION Intent.FLAG_GRANT_WRITE_URI_PERMISSION}. 2648 * @param message A message to include in the exception if it is thrown. 2649 * 2650 * @see #checkUriPermission(Uri, String, String, int, int, int) 2651 */ 2652 public abstract void enforceUriPermission( 2653 Uri uri, String readPermission, String writePermission, 2654 int pid, int uid, int modeFlags, String message); 2655 2656 /** 2657 * Flag for use with {@link #createPackageContext}: include the application 2658 * code with the context. This means loading code into the caller's 2659 * process, so that {@link #getClassLoader()} can be used to instantiate 2660 * the application's classes. Setting this flags imposes security 2661 * restrictions on what application context you can access; if the 2662 * requested application can not be safely loaded into your process, 2663 * java.lang.SecurityException will be thrown. If this flag is not set, 2664 * there will be no restrictions on the packages that can be loaded, 2665 * but {@link #getClassLoader} will always return the default system 2666 * class loader. 2667 */ 2668 public static final int CONTEXT_INCLUDE_CODE = 0x00000001; 2669 2670 /** 2671 * Flag for use with {@link #createPackageContext}: ignore any security 2672 * restrictions on the Context being requested, allowing it to always 2673 * be loaded. For use with {@link #CONTEXT_INCLUDE_CODE} to allow code 2674 * to be loaded into a process even when it isn't safe to do so. Use 2675 * with extreme care! 2676 */ 2677 public static final int CONTEXT_IGNORE_SECURITY = 0x00000002; 2678 2679 /** 2680 * Flag for use with {@link #createPackageContext}: a restricted context may 2681 * disable specific features. For instance, a View associated with a restricted 2682 * context would ignore particular XML attributes. 2683 */ 2684 public static final int CONTEXT_RESTRICTED = 0x00000004; 2685 2686 /** 2687 * Return a new Context object for the given application name. This 2688 * Context is the same as what the named application gets when it is 2689 * launched, containing the same resources and class loader. Each call to 2690 * this method returns a new instance of a Context object; Context objects 2691 * are not shared, however they share common state (Resources, ClassLoader, 2692 * etc) so the Context instance itself is fairly lightweight. 2693 * 2694 * <p>Throws {@link PackageManager.NameNotFoundException} if there is no 2695 * application with the given package name. 2696 * 2697 * <p>Throws {@link java.lang.SecurityException} if the Context requested 2698 * can not be loaded into the caller's process for security reasons (see 2699 * {@link #CONTEXT_INCLUDE_CODE} for more information}. 2700 * 2701 * @param packageName Name of the application's package. 2702 * @param flags Option flags, one of {@link #CONTEXT_INCLUDE_CODE} 2703 * or {@link #CONTEXT_IGNORE_SECURITY}. 2704 * 2705 * @return A {@link Context} for the application. 2706 * 2707 * @throws SecurityException 2708 * @throws PackageManager.NameNotFoundException if there is no application with 2709 * the given package name. 2710 */ 2711 public abstract Context createPackageContext(String packageName, 2712 int flags) throws PackageManager.NameNotFoundException; 2713 2714 /** 2715 * Similar to {@link #createPackageContext(String, int)}, but with a 2716 * different {@link UserHandle}. For example, {@link #getContentResolver()} 2717 * will open any {@link Uri} as the given user. 2718 * 2719 * @hide 2720 */ 2721 public abstract Context createPackageContextAsUser( 2722 String packageName, int flags, UserHandle user) 2723 throws PackageManager.NameNotFoundException; 2724 2725 /** 2726 * Get the userId associated with this context 2727 * @return user id 2728 * 2729 * @hide 2730 */ 2731 public abstract int getUserId(); 2732 2733 /** 2734 * Return a new Context object for the current Context but whose resources 2735 * are adjusted to match the given Configuration. Each call to this method 2736 * returns a new instance of a Context object; Context objects are not 2737 * shared, however common state (ClassLoader, other Resources for the 2738 * same configuration) may be so the Context itself can be fairly lightweight. 2739 * 2740 * @param overrideConfiguration A {@link Configuration} specifying what 2741 * values to modify in the base Configuration of the original Context's 2742 * resources. If the base configuration changes (such as due to an 2743 * orientation change), the resources of this context will also change except 2744 * for those that have been explicitly overridden with a value here. 2745 * 2746 * @return A {@link Context} with the given configuration override. 2747 */ 2748 public abstract Context createConfigurationContext(Configuration overrideConfiguration); 2749 2750 /** 2751 * Return a new Context object for the current Context but whose resources 2752 * are adjusted to match the metrics of the given Display. Each call to this method 2753 * returns a new instance of a Context object; Context objects are not 2754 * shared, however common state (ClassLoader, other Resources for the 2755 * same configuration) may be so the Context itself can be fairly lightweight. 2756 * 2757 * The returned display Context provides a {@link WindowManager} 2758 * (see {@link #getSystemService(String)}) that is configured to show windows 2759 * on the given display. The WindowManager's {@link WindowManager#getDefaultDisplay} 2760 * method can be used to retrieve the Display from the returned Context. 2761 * 2762 * @param display A {@link Display} object specifying the display 2763 * for whose metrics the Context's resources should be tailored and upon which 2764 * new windows should be shown. 2765 * 2766 * @return A {@link Context} for the display. 2767 */ 2768 public abstract Context createDisplayContext(Display display); 2769 2770 /** 2771 * Gets the display adjustments holder for this context. This information 2772 * is provided on a per-application or activity basis and is used to simulate lower density 2773 * display metrics for legacy applications and restricted screen sizes. 2774 * 2775 * @param displayId The display id for which to get compatibility info. 2776 * @return The compatibility info holder, or null if not required by the application. 2777 * @hide 2778 */ 2779 public abstract DisplayAdjustments getDisplayAdjustments(int displayId); 2780 2781 /** 2782 * Indicates whether this Context is restricted. 2783 * 2784 * @return {@code true} if this Context is restricted, {@code false} otherwise. 2785 * 2786 * @see #CONTEXT_RESTRICTED 2787 */ 2788 public boolean isRestricted() { 2789 return false; 2790 } 2791} 2792