ContextImpl.java revision f265ea9d8307282ff1da3915978625a94fc2859e
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.app; 18 19import com.android.internal.policy.PolicyManager; 20import com.android.internal.util.Preconditions; 21 22import android.bluetooth.BluetoothAdapter; 23import android.content.BroadcastReceiver; 24import android.content.ComponentName; 25import android.content.ContentResolver; 26import android.content.Context; 27import android.content.ContextWrapper; 28import android.content.IContentProvider; 29import android.content.Intent; 30import android.content.IntentFilter; 31import android.content.IIntentReceiver; 32import android.content.IntentSender; 33import android.content.ReceiverCallNotAllowedException; 34import android.content.ServiceConnection; 35import android.content.SharedPreferences; 36import android.content.pm.ApplicationInfo; 37import android.content.pm.IPackageManager; 38import android.content.pm.PackageManager; 39import android.content.pm.PackageManager.NameNotFoundException; 40import android.content.res.AssetManager; 41import android.content.res.CompatibilityInfo; 42import android.content.res.Configuration; 43import android.content.res.Resources; 44import android.database.DatabaseErrorHandler; 45import android.database.sqlite.SQLiteDatabase; 46import android.database.sqlite.SQLiteDatabase.CursorFactory; 47import android.graphics.Bitmap; 48import android.graphics.drawable.Drawable; 49import android.hardware.ISerialManager; 50import android.hardware.SerialManager; 51import android.hardware.SystemSensorManager; 52import android.hardware.display.DisplayManager; 53import android.hardware.input.InputManager; 54import android.hardware.usb.IUsbManager; 55import android.hardware.usb.UsbManager; 56import android.location.CountryDetector; 57import android.location.ICountryDetector; 58import android.location.ILocationManager; 59import android.location.LocationManager; 60import android.media.AudioManager; 61import android.media.MediaRouter; 62import android.net.ConnectivityManager; 63import android.net.IConnectivityManager; 64import android.net.INetworkPolicyManager; 65import android.net.NetworkPolicyManager; 66import android.net.Uri; 67import android.net.nsd.INsdManager; 68import android.net.nsd.NsdManager; 69import android.net.wifi.IWifiManager; 70import android.net.wifi.WifiManager; 71import android.net.wifi.p2p.IWifiP2pManager; 72import android.net.wifi.p2p.WifiP2pManager; 73import android.nfc.NfcManager; 74import android.os.Binder; 75import android.os.Bundle; 76import android.os.Debug; 77import android.os.DropBoxManager; 78import android.os.Environment; 79import android.os.FileUtils; 80import android.os.Handler; 81import android.os.IBinder; 82import android.os.IPowerManager; 83import android.os.IUserManager; 84import android.os.Looper; 85import android.os.PowerManager; 86import android.os.Process; 87import android.os.RemoteException; 88import android.os.ServiceManager; 89import android.os.UserHandle; 90import android.os.SystemVibrator; 91import android.os.UserManager; 92import android.os.storage.StorageManager; 93import android.telephony.TelephonyManager; 94import android.content.ClipboardManager; 95import android.util.AndroidRuntimeException; 96import android.util.Log; 97import android.util.Slog; 98import android.view.CompatibilityInfoHolder; 99import android.view.ContextThemeWrapper; 100import android.view.Display; 101import android.view.WindowManagerImpl; 102import android.view.accessibility.AccessibilityManager; 103import android.view.inputmethod.InputMethodManager; 104import android.view.textservice.TextServicesManager; 105import android.accounts.AccountManager; 106import android.accounts.IAccountManager; 107import android.app.admin.DevicePolicyManager; 108 109import com.android.internal.app.IAppOpsService; 110import com.android.internal.os.IDropBoxManagerService; 111 112import java.io.File; 113import java.io.FileInputStream; 114import java.io.FileNotFoundException; 115import java.io.FileOutputStream; 116import java.io.IOException; 117import java.io.InputStream; 118import java.util.ArrayList; 119import java.util.HashMap; 120 121class ReceiverRestrictedContext extends ContextWrapper { 122 ReceiverRestrictedContext(Context base) { 123 super(base); 124 } 125 126 @Override 127 public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) { 128 return registerReceiver(receiver, filter, null, null); 129 } 130 131 @Override 132 public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter, 133 String broadcastPermission, Handler scheduler) { 134 if (receiver == null) { 135 // Allow retrieving current sticky broadcast; this is safe since we 136 // aren't actually registering a receiver. 137 return super.registerReceiver(null, filter, broadcastPermission, scheduler); 138 } else { 139 throw new ReceiverCallNotAllowedException( 140 "BroadcastReceiver components are not allowed to register to receive intents"); 141 } 142 } 143 144 @Override 145 public Intent registerReceiverAsUser(BroadcastReceiver receiver, UserHandle user, 146 IntentFilter filter, String broadcastPermission, Handler scheduler) { 147 if (receiver == null) { 148 // Allow retrieving current sticky broadcast; this is safe since we 149 // aren't actually registering a receiver. 150 return super.registerReceiverAsUser(null, user, filter, broadcastPermission, scheduler); 151 } else { 152 throw new ReceiverCallNotAllowedException( 153 "BroadcastReceiver components are not allowed to register to receive intents"); 154 } 155 } 156 157 @Override 158 public boolean bindService(Intent service, ServiceConnection conn, int flags) { 159 throw new ReceiverCallNotAllowedException( 160 "BroadcastReceiver components are not allowed to bind to services"); 161 } 162} 163 164/** 165 * Common implementation of Context API, which provides the base 166 * context object for Activity and other application components. 167 */ 168class ContextImpl extends Context { 169 private final static String TAG = "ContextImpl"; 170 private final static boolean DEBUG = false; 171 172 private static final HashMap<String, SharedPreferencesImpl> sSharedPrefs = 173 new HashMap<String, SharedPreferencesImpl>(); 174 175 /*package*/ LoadedApk mPackageInfo; 176 private String mBasePackageName; 177 private Resources mResources; 178 /*package*/ ActivityThread mMainThread; 179 private Context mOuterContext; 180 private IBinder mActivityToken = null; 181 private ApplicationContentResolver mContentResolver; 182 private int mThemeResource = 0; 183 private Resources.Theme mTheme = null; 184 private PackageManager mPackageManager; 185 private Display mDisplay; // may be null if default display 186 private Context mReceiverRestrictedContext = null; 187 private boolean mRestricted; 188 private UserHandle mUser; 189 190 private final Object mSync = new Object(); 191 192 private File mDatabasesDir; 193 private File mPreferencesDir; 194 private File mFilesDir; 195 private File mCacheDir; 196 private File mObbDir; 197 private File mExternalFilesDir; 198 private File mExternalCacheDir; 199 200 private static final String[] EMPTY_FILE_LIST = {}; 201 202 /** 203 * Override this class when the system service constructor needs a 204 * ContextImpl. Else, use StaticServiceFetcher below. 205 */ 206 /*package*/ static class ServiceFetcher { 207 int mContextCacheIndex = -1; 208 209 /** 210 * Main entrypoint; only override if you don't need caching. 211 */ 212 public Object getService(ContextImpl ctx) { 213 ArrayList<Object> cache = ctx.mServiceCache; 214 Object service; 215 synchronized (cache) { 216 if (cache.size() == 0) { 217 // Initialize the cache vector on first access. 218 // At this point sNextPerContextServiceCacheIndex 219 // is the number of potential services that are 220 // cached per-Context. 221 for (int i = 0; i < sNextPerContextServiceCacheIndex; i++) { 222 cache.add(null); 223 } 224 } else { 225 service = cache.get(mContextCacheIndex); 226 if (service != null) { 227 return service; 228 } 229 } 230 service = createService(ctx); 231 cache.set(mContextCacheIndex, service); 232 return service; 233 } 234 } 235 236 /** 237 * Override this to create a new per-Context instance of the 238 * service. getService() will handle locking and caching. 239 */ 240 public Object createService(ContextImpl ctx) { 241 throw new RuntimeException("Not implemented"); 242 } 243 } 244 245 /** 246 * Override this class for services to be cached process-wide. 247 */ 248 abstract static class StaticServiceFetcher extends ServiceFetcher { 249 private Object mCachedInstance; 250 251 @Override 252 public final Object getService(ContextImpl unused) { 253 synchronized (StaticServiceFetcher.this) { 254 Object service = mCachedInstance; 255 if (service != null) { 256 return service; 257 } 258 return mCachedInstance = createStaticService(); 259 } 260 } 261 262 public abstract Object createStaticService(); 263 } 264 265 private static final HashMap<String, ServiceFetcher> SYSTEM_SERVICE_MAP = 266 new HashMap<String, ServiceFetcher>(); 267 268 private static int sNextPerContextServiceCacheIndex = 0; 269 private static void registerService(String serviceName, ServiceFetcher fetcher) { 270 if (!(fetcher instanceof StaticServiceFetcher)) { 271 fetcher.mContextCacheIndex = sNextPerContextServiceCacheIndex++; 272 } 273 SYSTEM_SERVICE_MAP.put(serviceName, fetcher); 274 } 275 276 // This one's defined separately and given a variable name so it 277 // can be re-used by getWallpaperManager(), avoiding a HashMap 278 // lookup. 279 private static ServiceFetcher WALLPAPER_FETCHER = new ServiceFetcher() { 280 public Object createService(ContextImpl ctx) { 281 return new WallpaperManager(ctx.getOuterContext(), 282 ctx.mMainThread.getHandler()); 283 }}; 284 285 static { 286 registerService(ACCESSIBILITY_SERVICE, new ServiceFetcher() { 287 public Object getService(ContextImpl ctx) { 288 return AccessibilityManager.getInstance(ctx); 289 }}); 290 291 registerService(ACCOUNT_SERVICE, new ServiceFetcher() { 292 public Object createService(ContextImpl ctx) { 293 IBinder b = ServiceManager.getService(ACCOUNT_SERVICE); 294 IAccountManager service = IAccountManager.Stub.asInterface(b); 295 return new AccountManager(ctx, service); 296 }}); 297 298 registerService(ACTIVITY_SERVICE, new ServiceFetcher() { 299 public Object createService(ContextImpl ctx) { 300 return new ActivityManager(ctx.getOuterContext(), ctx.mMainThread.getHandler()); 301 }}); 302 303 registerService(ALARM_SERVICE, new StaticServiceFetcher() { 304 public Object createStaticService() { 305 IBinder b = ServiceManager.getService(ALARM_SERVICE); 306 IAlarmManager service = IAlarmManager.Stub.asInterface(b); 307 return new AlarmManager(service); 308 }}); 309 310 registerService(AUDIO_SERVICE, new ServiceFetcher() { 311 public Object createService(ContextImpl ctx) { 312 return new AudioManager(ctx); 313 }}); 314 315 registerService(MEDIA_ROUTER_SERVICE, new ServiceFetcher() { 316 public Object createService(ContextImpl ctx) { 317 return new MediaRouter(ctx); 318 }}); 319 320 registerService(BLUETOOTH_SERVICE, new ServiceFetcher() { 321 public Object createService(ContextImpl ctx) { 322 return BluetoothAdapter.getDefaultAdapter(); 323 }}); 324 325 registerService(CLIPBOARD_SERVICE, new ServiceFetcher() { 326 public Object createService(ContextImpl ctx) { 327 return new ClipboardManager(ctx.getOuterContext(), 328 ctx.mMainThread.getHandler()); 329 }}); 330 331 registerService(CONNECTIVITY_SERVICE, new StaticServiceFetcher() { 332 public Object createStaticService() { 333 IBinder b = ServiceManager.getService(CONNECTIVITY_SERVICE); 334 return new ConnectivityManager(IConnectivityManager.Stub.asInterface(b)); 335 }}); 336 337 registerService(COUNTRY_DETECTOR, new StaticServiceFetcher() { 338 public Object createStaticService() { 339 IBinder b = ServiceManager.getService(COUNTRY_DETECTOR); 340 return new CountryDetector(ICountryDetector.Stub.asInterface(b)); 341 }}); 342 343 registerService(DEVICE_POLICY_SERVICE, new ServiceFetcher() { 344 public Object createService(ContextImpl ctx) { 345 return DevicePolicyManager.create(ctx, ctx.mMainThread.getHandler()); 346 }}); 347 348 registerService(DOWNLOAD_SERVICE, new ServiceFetcher() { 349 public Object createService(ContextImpl ctx) { 350 return new DownloadManager(ctx.getContentResolver(), ctx.getPackageName()); 351 }}); 352 353 registerService(NFC_SERVICE, new ServiceFetcher() { 354 public Object createService(ContextImpl ctx) { 355 return new NfcManager(ctx); 356 }}); 357 358 registerService(DROPBOX_SERVICE, new StaticServiceFetcher() { 359 public Object createStaticService() { 360 return createDropBoxManager(); 361 }}); 362 363 registerService(INPUT_SERVICE, new StaticServiceFetcher() { 364 public Object createStaticService() { 365 return InputManager.getInstance(); 366 }}); 367 368 registerService(DISPLAY_SERVICE, new ServiceFetcher() { 369 @Override 370 public Object createService(ContextImpl ctx) { 371 return new DisplayManager(ctx.getOuterContext()); 372 }}); 373 374 registerService(INPUT_METHOD_SERVICE, new ServiceFetcher() { 375 public Object createService(ContextImpl ctx) { 376 return InputMethodManager.getInstance(ctx); 377 }}); 378 379 registerService(TEXT_SERVICES_MANAGER_SERVICE, new ServiceFetcher() { 380 public Object createService(ContextImpl ctx) { 381 return TextServicesManager.getInstance(); 382 }}); 383 384 registerService(KEYGUARD_SERVICE, new ServiceFetcher() { 385 public Object getService(ContextImpl ctx) { 386 // TODO: why isn't this caching it? It wasn't 387 // before, so I'm preserving the old behavior and 388 // using getService(), instead of createService() 389 // which would do the caching. 390 return new KeyguardManager(); 391 }}); 392 393 registerService(LAYOUT_INFLATER_SERVICE, new ServiceFetcher() { 394 public Object createService(ContextImpl ctx) { 395 return PolicyManager.makeNewLayoutInflater(ctx.getOuterContext()); 396 }}); 397 398 registerService(LOCATION_SERVICE, new ServiceFetcher() { 399 public Object createService(ContextImpl ctx) { 400 IBinder b = ServiceManager.getService(LOCATION_SERVICE); 401 return new LocationManager(ctx, ILocationManager.Stub.asInterface(b)); 402 }}); 403 404 registerService(NETWORK_POLICY_SERVICE, new ServiceFetcher() { 405 @Override 406 public Object createService(ContextImpl ctx) { 407 return new NetworkPolicyManager(INetworkPolicyManager.Stub.asInterface( 408 ServiceManager.getService(NETWORK_POLICY_SERVICE))); 409 } 410 }); 411 412 registerService(NOTIFICATION_SERVICE, new ServiceFetcher() { 413 public Object createService(ContextImpl ctx) { 414 final Context outerContext = ctx.getOuterContext(); 415 return new NotificationManager( 416 new ContextThemeWrapper(outerContext, 417 Resources.selectSystemTheme(0, 418 outerContext.getApplicationInfo().targetSdkVersion, 419 com.android.internal.R.style.Theme_Dialog, 420 com.android.internal.R.style.Theme_Holo_Dialog, 421 com.android.internal.R.style.Theme_DeviceDefault_Dialog)), 422 ctx.mMainThread.getHandler()); 423 }}); 424 425 registerService(NSD_SERVICE, new ServiceFetcher() { 426 @Override 427 public Object createService(ContextImpl ctx) { 428 IBinder b = ServiceManager.getService(NSD_SERVICE); 429 INsdManager service = INsdManager.Stub.asInterface(b); 430 return new NsdManager(ctx.getOuterContext(), service); 431 }}); 432 433 // Note: this was previously cached in a static variable, but 434 // constructed using mMainThread.getHandler(), so converting 435 // it to be a regular Context-cached service... 436 registerService(POWER_SERVICE, new ServiceFetcher() { 437 public Object createService(ContextImpl ctx) { 438 IBinder b = ServiceManager.getService(POWER_SERVICE); 439 IPowerManager service = IPowerManager.Stub.asInterface(b); 440 return new PowerManager(ctx.getOuterContext(), 441 service, ctx.mMainThread.getHandler()); 442 }}); 443 444 registerService(SEARCH_SERVICE, new ServiceFetcher() { 445 public Object createService(ContextImpl ctx) { 446 return new SearchManager(ctx.getOuterContext(), 447 ctx.mMainThread.getHandler()); 448 }}); 449 450 registerService(SENSOR_SERVICE, new ServiceFetcher() { 451 public Object createService(ContextImpl ctx) { 452 return new SystemSensorManager(ctx.mMainThread.getHandler().getLooper()); 453 }}); 454 455 registerService(STATUS_BAR_SERVICE, new ServiceFetcher() { 456 public Object createService(ContextImpl ctx) { 457 return new StatusBarManager(ctx.getOuterContext()); 458 }}); 459 460 registerService(STORAGE_SERVICE, new ServiceFetcher() { 461 public Object createService(ContextImpl ctx) { 462 try { 463 return new StorageManager(ctx.mMainThread.getHandler().getLooper()); 464 } catch (RemoteException rex) { 465 Log.e(TAG, "Failed to create StorageManager", rex); 466 return null; 467 } 468 }}); 469 470 registerService(TELEPHONY_SERVICE, new ServiceFetcher() { 471 public Object createService(ContextImpl ctx) { 472 return new TelephonyManager(ctx.getOuterContext()); 473 }}); 474 475 registerService(UI_MODE_SERVICE, new ServiceFetcher() { 476 public Object createService(ContextImpl ctx) { 477 return new UiModeManager(); 478 }}); 479 480 registerService(USB_SERVICE, new ServiceFetcher() { 481 public Object createService(ContextImpl ctx) { 482 IBinder b = ServiceManager.getService(USB_SERVICE); 483 return new UsbManager(ctx, IUsbManager.Stub.asInterface(b)); 484 }}); 485 486 registerService(SERIAL_SERVICE, new ServiceFetcher() { 487 public Object createService(ContextImpl ctx) { 488 IBinder b = ServiceManager.getService(SERIAL_SERVICE); 489 return new SerialManager(ctx, ISerialManager.Stub.asInterface(b)); 490 }}); 491 492 registerService(VIBRATOR_SERVICE, new ServiceFetcher() { 493 public Object createService(ContextImpl ctx) { 494 return new SystemVibrator(ctx); 495 }}); 496 497 registerService(WALLPAPER_SERVICE, WALLPAPER_FETCHER); 498 499 registerService(WIFI_SERVICE, new ServiceFetcher() { 500 public Object createService(ContextImpl ctx) { 501 IBinder b = ServiceManager.getService(WIFI_SERVICE); 502 IWifiManager service = IWifiManager.Stub.asInterface(b); 503 return new WifiManager(ctx.getOuterContext(), service); 504 }}); 505 506 registerService(WIFI_P2P_SERVICE, new ServiceFetcher() { 507 public Object createService(ContextImpl ctx) { 508 IBinder b = ServiceManager.getService(WIFI_P2P_SERVICE); 509 IWifiP2pManager service = IWifiP2pManager.Stub.asInterface(b); 510 return new WifiP2pManager(service); 511 }}); 512 513 registerService(WINDOW_SERVICE, new ServiceFetcher() { 514 public Object getService(ContextImpl ctx) { 515 Display display = ctx.mDisplay; 516 if (display == null) { 517 DisplayManager dm = (DisplayManager)ctx.getOuterContext().getSystemService( 518 Context.DISPLAY_SERVICE); 519 display = dm.getDisplay(Display.DEFAULT_DISPLAY); 520 } 521 return new WindowManagerImpl(display); 522 }}); 523 524 registerService(USER_SERVICE, new ServiceFetcher() { 525 public Object createService(ContextImpl ctx) { 526 IBinder b = ServiceManager.getService(USER_SERVICE); 527 IUserManager service = IUserManager.Stub.asInterface(b); 528 return new UserManager(ctx, service); 529 }}); 530 531 registerService(APP_OPS_SERVICE, new ServiceFetcher() { 532 public Object createService(ContextImpl ctx) { 533 IBinder b = ServiceManager.getService(APP_OPS_SERVICE); 534 IAppOpsService service = IAppOpsService.Stub.asInterface(b); 535 return new AppOpsManager(ctx, service); 536 }}); 537 } 538 539 static ContextImpl getImpl(Context context) { 540 Context nextContext; 541 while ((context instanceof ContextWrapper) && 542 (nextContext=((ContextWrapper)context).getBaseContext()) != null) { 543 context = nextContext; 544 } 545 return (ContextImpl)context; 546 } 547 548 // The system service cache for the system services that are 549 // cached per-ContextImpl. Package-scoped to avoid accessor 550 // methods. 551 final ArrayList<Object> mServiceCache = new ArrayList<Object>(); 552 553 @Override 554 public AssetManager getAssets() { 555 return getResources().getAssets(); 556 } 557 558 @Override 559 public Resources getResources() { 560 return mResources; 561 } 562 563 @Override 564 public PackageManager getPackageManager() { 565 if (mPackageManager != null) { 566 return mPackageManager; 567 } 568 569 IPackageManager pm = ActivityThread.getPackageManager(); 570 if (pm != null) { 571 // Doesn't matter if we make more than one instance. 572 return (mPackageManager = new ApplicationPackageManager(this, pm)); 573 } 574 575 return null; 576 } 577 578 @Override 579 public ContentResolver getContentResolver() { 580 return mContentResolver; 581 } 582 583 @Override 584 public Looper getMainLooper() { 585 return mMainThread.getLooper(); 586 } 587 588 @Override 589 public Context getApplicationContext() { 590 return (mPackageInfo != null) ? 591 mPackageInfo.getApplication() : mMainThread.getApplication(); 592 } 593 594 @Override 595 public void setTheme(int resid) { 596 mThemeResource = resid; 597 } 598 599 @Override 600 public int getThemeResId() { 601 return mThemeResource; 602 } 603 604 @Override 605 public Resources.Theme getTheme() { 606 if (mTheme == null) { 607 mThemeResource = Resources.selectDefaultTheme(mThemeResource, 608 getOuterContext().getApplicationInfo().targetSdkVersion); 609 mTheme = mResources.newTheme(); 610 mTheme.applyStyle(mThemeResource, true); 611 } 612 return mTheme; 613 } 614 615 @Override 616 public ClassLoader getClassLoader() { 617 return mPackageInfo != null ? 618 mPackageInfo.getClassLoader() : ClassLoader.getSystemClassLoader(); 619 } 620 621 @Override 622 public String getPackageName() { 623 if (mPackageInfo != null) { 624 return mPackageInfo.getPackageName(); 625 } 626 // No mPackageInfo means this is a Context for the system itself, 627 // and this here is its name. 628 return "android"; 629 } 630 631 /** @hide */ 632 @Override 633 public String getBasePackageName() { 634 return mBasePackageName != null ? mBasePackageName : getPackageName(); 635 } 636 637 @Override 638 public ApplicationInfo getApplicationInfo() { 639 if (mPackageInfo != null) { 640 return mPackageInfo.getApplicationInfo(); 641 } 642 throw new RuntimeException("Not supported in system context"); 643 } 644 645 @Override 646 public String getPackageResourcePath() { 647 if (mPackageInfo != null) { 648 return mPackageInfo.getResDir(); 649 } 650 throw new RuntimeException("Not supported in system context"); 651 } 652 653 @Override 654 public String getPackageCodePath() { 655 if (mPackageInfo != null) { 656 return mPackageInfo.getAppDir(); 657 } 658 throw new RuntimeException("Not supported in system context"); 659 } 660 661 public File getSharedPrefsFile(String name) { 662 return makeFilename(getPreferencesDir(), name + ".xml"); 663 } 664 665 @Override 666 public SharedPreferences getSharedPreferences(String name, int mode) { 667 SharedPreferencesImpl sp; 668 synchronized (sSharedPrefs) { 669 sp = sSharedPrefs.get(name); 670 if (sp == null) { 671 File prefsFile = getSharedPrefsFile(name); 672 sp = new SharedPreferencesImpl(prefsFile, mode); 673 sSharedPrefs.put(name, sp); 674 return sp; 675 } 676 } 677 if ((mode & Context.MODE_MULTI_PROCESS) != 0 || 678 getApplicationInfo().targetSdkVersion < android.os.Build.VERSION_CODES.HONEYCOMB) { 679 // If somebody else (some other process) changed the prefs 680 // file behind our back, we reload it. This has been the 681 // historical (if undocumented) behavior. 682 sp.startReloadIfChangedUnexpectedly(); 683 } 684 return sp; 685 } 686 687 private File getPreferencesDir() { 688 synchronized (mSync) { 689 if (mPreferencesDir == null) { 690 mPreferencesDir = new File(getDataDirFile(), "shared_prefs"); 691 } 692 return mPreferencesDir; 693 } 694 } 695 696 @Override 697 public FileInputStream openFileInput(String name) 698 throws FileNotFoundException { 699 File f = makeFilename(getFilesDir(), name); 700 return new FileInputStream(f); 701 } 702 703 @Override 704 public FileOutputStream openFileOutput(String name, int mode) 705 throws FileNotFoundException { 706 final boolean append = (mode&MODE_APPEND) != 0; 707 File f = makeFilename(getFilesDir(), name); 708 try { 709 FileOutputStream fos = new FileOutputStream(f, append); 710 setFilePermissionsFromMode(f.getPath(), mode, 0); 711 return fos; 712 } catch (FileNotFoundException e) { 713 } 714 715 File parent = f.getParentFile(); 716 parent.mkdir(); 717 FileUtils.setPermissions( 718 parent.getPath(), 719 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, 720 -1, -1); 721 FileOutputStream fos = new FileOutputStream(f, append); 722 setFilePermissionsFromMode(f.getPath(), mode, 0); 723 return fos; 724 } 725 726 @Override 727 public boolean deleteFile(String name) { 728 File f = makeFilename(getFilesDir(), name); 729 return f.delete(); 730 } 731 732 @Override 733 public File getFilesDir() { 734 synchronized (mSync) { 735 if (mFilesDir == null) { 736 mFilesDir = new File(getDataDirFile(), "files"); 737 } 738 if (!mFilesDir.exists()) { 739 if(!mFilesDir.mkdirs()) { 740 Log.w(TAG, "Unable to create files directory " + mFilesDir.getPath()); 741 return null; 742 } 743 FileUtils.setPermissions( 744 mFilesDir.getPath(), 745 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, 746 -1, -1); 747 } 748 return mFilesDir; 749 } 750 } 751 752 @Override 753 public File getExternalFilesDir(String type) { 754 synchronized (mSync) { 755 if (mExternalFilesDir == null) { 756 mExternalFilesDir = Environment.getExternalStorageAppFilesDirectory( 757 getPackageName()); 758 } 759 if (!mExternalFilesDir.exists()) { 760 try { 761 (new File(Environment.getExternalStorageAndroidDataDir(), 762 ".nomedia")).createNewFile(); 763 } catch (IOException e) { 764 } 765 if (!mExternalFilesDir.mkdirs()) { 766 Log.w(TAG, "Unable to create external files directory"); 767 return null; 768 } 769 } 770 if (type == null) { 771 return mExternalFilesDir; 772 } 773 File dir = new File(mExternalFilesDir, type); 774 if (!dir.exists()) { 775 if (!dir.mkdirs()) { 776 Log.w(TAG, "Unable to create external media directory " + dir); 777 return null; 778 } 779 } 780 return dir; 781 } 782 } 783 784 @Override 785 public File getObbDir() { 786 synchronized (mSync) { 787 if (mObbDir == null) { 788 mObbDir = Environment.getExternalStorageAppObbDirectory( 789 getPackageName()); 790 } 791 return mObbDir; 792 } 793 } 794 795 @Override 796 public File getCacheDir() { 797 synchronized (mSync) { 798 if (mCacheDir == null) { 799 mCacheDir = new File(getDataDirFile(), "cache"); 800 } 801 if (!mCacheDir.exists()) { 802 if(!mCacheDir.mkdirs()) { 803 Log.w(TAG, "Unable to create cache directory " + mCacheDir.getAbsolutePath()); 804 return null; 805 } 806 FileUtils.setPermissions( 807 mCacheDir.getPath(), 808 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, 809 -1, -1); 810 } 811 } 812 return mCacheDir; 813 } 814 815 @Override 816 public File getExternalCacheDir() { 817 synchronized (mSync) { 818 if (mExternalCacheDir == null) { 819 mExternalCacheDir = Environment.getExternalStorageAppCacheDirectory( 820 getPackageName()); 821 } 822 if (!mExternalCacheDir.exists()) { 823 try { 824 (new File(Environment.getExternalStorageAndroidDataDir(), 825 ".nomedia")).createNewFile(); 826 } catch (IOException e) { 827 } 828 if (!mExternalCacheDir.mkdirs()) { 829 Log.w(TAG, "Unable to create external cache directory"); 830 return null; 831 } 832 } 833 return mExternalCacheDir; 834 } 835 } 836 837 @Override 838 public File getFileStreamPath(String name) { 839 return makeFilename(getFilesDir(), name); 840 } 841 842 @Override 843 public String[] fileList() { 844 final String[] list = getFilesDir().list(); 845 return (list != null) ? list : EMPTY_FILE_LIST; 846 } 847 848 @Override 849 public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory) { 850 return openOrCreateDatabase(name, mode, factory, null); 851 } 852 853 @Override 854 public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory, 855 DatabaseErrorHandler errorHandler) { 856 File f = validateFilePath(name, true); 857 int flags = SQLiteDatabase.CREATE_IF_NECESSARY; 858 if ((mode & MODE_ENABLE_WRITE_AHEAD_LOGGING) != 0) { 859 flags |= SQLiteDatabase.ENABLE_WRITE_AHEAD_LOGGING; 860 } 861 SQLiteDatabase db = SQLiteDatabase.openDatabase(f.getPath(), factory, flags, errorHandler); 862 setFilePermissionsFromMode(f.getPath(), mode, 0); 863 return db; 864 } 865 866 @Override 867 public boolean deleteDatabase(String name) { 868 try { 869 File f = validateFilePath(name, false); 870 return SQLiteDatabase.deleteDatabase(f); 871 } catch (Exception e) { 872 } 873 return false; 874 } 875 876 @Override 877 public File getDatabasePath(String name) { 878 return validateFilePath(name, false); 879 } 880 881 @Override 882 public String[] databaseList() { 883 final String[] list = getDatabasesDir().list(); 884 return (list != null) ? list : EMPTY_FILE_LIST; 885 } 886 887 888 private File getDatabasesDir() { 889 synchronized (mSync) { 890 if (mDatabasesDir == null) { 891 mDatabasesDir = new File(getDataDirFile(), "databases"); 892 } 893 if (mDatabasesDir.getPath().equals("databases")) { 894 mDatabasesDir = new File("/data/system"); 895 } 896 return mDatabasesDir; 897 } 898 } 899 900 @Override 901 public Drawable getWallpaper() { 902 return getWallpaperManager().getDrawable(); 903 } 904 905 @Override 906 public Drawable peekWallpaper() { 907 return getWallpaperManager().peekDrawable(); 908 } 909 910 @Override 911 public int getWallpaperDesiredMinimumWidth() { 912 return getWallpaperManager().getDesiredMinimumWidth(); 913 } 914 915 @Override 916 public int getWallpaperDesiredMinimumHeight() { 917 return getWallpaperManager().getDesiredMinimumHeight(); 918 } 919 920 @Override 921 public void setWallpaper(Bitmap bitmap) throws IOException { 922 getWallpaperManager().setBitmap(bitmap); 923 } 924 925 @Override 926 public void setWallpaper(InputStream data) throws IOException { 927 getWallpaperManager().setStream(data); 928 } 929 930 @Override 931 public void clearWallpaper() throws IOException { 932 getWallpaperManager().clear(); 933 } 934 935 @Override 936 public void startActivity(Intent intent) { 937 warnIfCallingFromSystemProcess(); 938 startActivity(intent, null); 939 } 940 941 /** @hide */ 942 @Override 943 public void startActivityAsUser(Intent intent, UserHandle user) { 944 startActivityAsUser(intent, null, user); 945 } 946 947 @Override 948 public void startActivity(Intent intent, Bundle options) { 949 warnIfCallingFromSystemProcess(); 950 if ((intent.getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { 951 throw new AndroidRuntimeException( 952 "Calling startActivity() from outside of an Activity " 953 + " context requires the FLAG_ACTIVITY_NEW_TASK flag." 954 + " Is this really what you want?"); 955 } 956 mMainThread.getInstrumentation().execStartActivity( 957 getOuterContext(), mMainThread.getApplicationThread(), null, 958 (Activity)null, intent, -1, options); 959 } 960 961 /** @hide */ 962 @Override 963 public void startActivityAsUser(Intent intent, Bundle options, UserHandle user) { 964 try { 965 ActivityManagerNative.getDefault().startActivityAsUser( 966 mMainThread.getApplicationThread(), getBasePackageName(), intent, 967 intent.resolveTypeIfNeeded(getContentResolver()), 968 null, null, 0, Intent.FLAG_ACTIVITY_NEW_TASK, null, null, options, 969 user.getIdentifier()); 970 } catch (RemoteException re) { 971 } 972 } 973 974 @Override 975 public void startActivities(Intent[] intents) { 976 warnIfCallingFromSystemProcess(); 977 startActivities(intents, null); 978 } 979 980 /** @hide */ 981 @Override 982 public void startActivitiesAsUser(Intent[] intents, Bundle options, UserHandle userHandle) { 983 if ((intents[0].getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { 984 throw new AndroidRuntimeException( 985 "Calling startActivities() from outside of an Activity " 986 + " context requires the FLAG_ACTIVITY_NEW_TASK flag on first Intent." 987 + " Is this really what you want?"); 988 } 989 mMainThread.getInstrumentation().execStartActivitiesAsUser( 990 getOuterContext(), mMainThread.getApplicationThread(), null, 991 (Activity)null, intents, options, userHandle.getIdentifier()); 992 } 993 994 @Override 995 public void startActivities(Intent[] intents, Bundle options) { 996 warnIfCallingFromSystemProcess(); 997 if ((intents[0].getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { 998 throw new AndroidRuntimeException( 999 "Calling startActivities() from outside of an Activity " 1000 + " context requires the FLAG_ACTIVITY_NEW_TASK flag on first Intent." 1001 + " Is this really what you want?"); 1002 } 1003 mMainThread.getInstrumentation().execStartActivities( 1004 getOuterContext(), mMainThread.getApplicationThread(), null, 1005 (Activity)null, intents, options); 1006 } 1007 1008 @Override 1009 public void startIntentSender(IntentSender intent, 1010 Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags) 1011 throws IntentSender.SendIntentException { 1012 startIntentSender(intent, fillInIntent, flagsMask, flagsValues, extraFlags, null); 1013 } 1014 1015 @Override 1016 public void startIntentSender(IntentSender intent, Intent fillInIntent, 1017 int flagsMask, int flagsValues, int extraFlags, Bundle options) 1018 throws IntentSender.SendIntentException { 1019 try { 1020 String resolvedType = null; 1021 if (fillInIntent != null) { 1022 fillInIntent.setAllowFds(false); 1023 resolvedType = fillInIntent.resolveTypeIfNeeded(getContentResolver()); 1024 } 1025 int result = ActivityManagerNative.getDefault() 1026 .startActivityIntentSender(mMainThread.getApplicationThread(), intent, 1027 fillInIntent, resolvedType, null, null, 1028 0, flagsMask, flagsValues, options); 1029 if (result == ActivityManager.START_CANCELED) { 1030 throw new IntentSender.SendIntentException(); 1031 } 1032 Instrumentation.checkStartActivityResult(result, null); 1033 } catch (RemoteException e) { 1034 } 1035 } 1036 1037 @Override 1038 public void sendBroadcast(Intent intent) { 1039 warnIfCallingFromSystemProcess(); 1040 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1041 try { 1042 intent.setAllowFds(false); 1043 ActivityManagerNative.getDefault().broadcastIntent( 1044 mMainThread.getApplicationThread(), intent, resolvedType, null, 1045 Activity.RESULT_OK, null, null, null, false, false, 1046 getUserId()); 1047 } catch (RemoteException e) { 1048 } 1049 } 1050 1051 @Override 1052 public void sendBroadcast(Intent intent, String receiverPermission) { 1053 warnIfCallingFromSystemProcess(); 1054 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1055 try { 1056 intent.setAllowFds(false); 1057 ActivityManagerNative.getDefault().broadcastIntent( 1058 mMainThread.getApplicationThread(), intent, resolvedType, null, 1059 Activity.RESULT_OK, null, null, receiverPermission, false, false, 1060 getUserId()); 1061 } catch (RemoteException e) { 1062 } 1063 } 1064 1065 @Override 1066 public void sendOrderedBroadcast(Intent intent, 1067 String receiverPermission) { 1068 warnIfCallingFromSystemProcess(); 1069 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1070 try { 1071 intent.setAllowFds(false); 1072 ActivityManagerNative.getDefault().broadcastIntent( 1073 mMainThread.getApplicationThread(), intent, resolvedType, null, 1074 Activity.RESULT_OK, null, null, receiverPermission, true, false, 1075 getUserId()); 1076 } catch (RemoteException e) { 1077 } 1078 } 1079 1080 @Override 1081 public void sendOrderedBroadcast(Intent intent, 1082 String receiverPermission, BroadcastReceiver resultReceiver, 1083 Handler scheduler, int initialCode, String initialData, 1084 Bundle initialExtras) { 1085 warnIfCallingFromSystemProcess(); 1086 IIntentReceiver rd = null; 1087 if (resultReceiver != null) { 1088 if (mPackageInfo != null) { 1089 if (scheduler == null) { 1090 scheduler = mMainThread.getHandler(); 1091 } 1092 rd = mPackageInfo.getReceiverDispatcher( 1093 resultReceiver, getOuterContext(), scheduler, 1094 mMainThread.getInstrumentation(), false); 1095 } else { 1096 if (scheduler == null) { 1097 scheduler = mMainThread.getHandler(); 1098 } 1099 rd = new LoadedApk.ReceiverDispatcher( 1100 resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); 1101 } 1102 } 1103 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1104 try { 1105 intent.setAllowFds(false); 1106 ActivityManagerNative.getDefault().broadcastIntent( 1107 mMainThread.getApplicationThread(), intent, resolvedType, rd, 1108 initialCode, initialData, initialExtras, receiverPermission, 1109 true, false, getUserId()); 1110 } catch (RemoteException e) { 1111 } 1112 } 1113 1114 @Override 1115 public void sendBroadcastAsUser(Intent intent, UserHandle user) { 1116 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1117 try { 1118 intent.setAllowFds(false); 1119 ActivityManagerNative.getDefault().broadcastIntent(mMainThread.getApplicationThread(), 1120 intent, resolvedType, null, Activity.RESULT_OK, null, null, null, false, false, 1121 user.getIdentifier()); 1122 } catch (RemoteException e) { 1123 } 1124 } 1125 1126 @Override 1127 public void sendBroadcastAsUser(Intent intent, UserHandle user, 1128 String receiverPermission) { 1129 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1130 try { 1131 intent.setAllowFds(false); 1132 ActivityManagerNative.getDefault().broadcastIntent( 1133 mMainThread.getApplicationThread(), intent, resolvedType, null, 1134 Activity.RESULT_OK, null, null, receiverPermission, false, false, 1135 user.getIdentifier()); 1136 } catch (RemoteException e) { 1137 } 1138 } 1139 1140 @Override 1141 public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user, 1142 String receiverPermission, BroadcastReceiver resultReceiver, Handler scheduler, 1143 int initialCode, String initialData, Bundle initialExtras) { 1144 IIntentReceiver rd = null; 1145 if (resultReceiver != null) { 1146 if (mPackageInfo != null) { 1147 if (scheduler == null) { 1148 scheduler = mMainThread.getHandler(); 1149 } 1150 rd = mPackageInfo.getReceiverDispatcher( 1151 resultReceiver, getOuterContext(), scheduler, 1152 mMainThread.getInstrumentation(), false); 1153 } else { 1154 if (scheduler == null) { 1155 scheduler = mMainThread.getHandler(); 1156 } 1157 rd = new LoadedApk.ReceiverDispatcher( 1158 resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); 1159 } 1160 } 1161 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1162 try { 1163 intent.setAllowFds(false); 1164 ActivityManagerNative.getDefault().broadcastIntent( 1165 mMainThread.getApplicationThread(), intent, resolvedType, rd, 1166 initialCode, initialData, initialExtras, receiverPermission, 1167 true, false, user.getIdentifier()); 1168 } catch (RemoteException e) { 1169 } 1170 } 1171 1172 @Override 1173 public void sendStickyBroadcast(Intent intent) { 1174 warnIfCallingFromSystemProcess(); 1175 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1176 try { 1177 intent.setAllowFds(false); 1178 ActivityManagerNative.getDefault().broadcastIntent( 1179 mMainThread.getApplicationThread(), intent, resolvedType, null, 1180 Activity.RESULT_OK, null, null, null, false, true, 1181 getUserId()); 1182 } catch (RemoteException e) { 1183 } 1184 } 1185 1186 @Override 1187 public void sendStickyOrderedBroadcast(Intent intent, 1188 BroadcastReceiver resultReceiver, 1189 Handler scheduler, int initialCode, String initialData, 1190 Bundle initialExtras) { 1191 warnIfCallingFromSystemProcess(); 1192 IIntentReceiver rd = null; 1193 if (resultReceiver != null) { 1194 if (mPackageInfo != null) { 1195 if (scheduler == null) { 1196 scheduler = mMainThread.getHandler(); 1197 } 1198 rd = mPackageInfo.getReceiverDispatcher( 1199 resultReceiver, getOuterContext(), scheduler, 1200 mMainThread.getInstrumentation(), false); 1201 } else { 1202 if (scheduler == null) { 1203 scheduler = mMainThread.getHandler(); 1204 } 1205 rd = new LoadedApk.ReceiverDispatcher( 1206 resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); 1207 } 1208 } 1209 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1210 try { 1211 intent.setAllowFds(false); 1212 ActivityManagerNative.getDefault().broadcastIntent( 1213 mMainThread.getApplicationThread(), intent, resolvedType, rd, 1214 initialCode, initialData, initialExtras, null, 1215 true, true, getUserId()); 1216 } catch (RemoteException e) { 1217 } 1218 } 1219 1220 @Override 1221 public void removeStickyBroadcast(Intent intent) { 1222 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1223 if (resolvedType != null) { 1224 intent = new Intent(intent); 1225 intent.setDataAndType(intent.getData(), resolvedType); 1226 } 1227 try { 1228 intent.setAllowFds(false); 1229 ActivityManagerNative.getDefault().unbroadcastIntent( 1230 mMainThread.getApplicationThread(), intent, getUserId()); 1231 } catch (RemoteException e) { 1232 } 1233 } 1234 1235 @Override 1236 public void sendStickyBroadcastAsUser(Intent intent, UserHandle user) { 1237 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1238 try { 1239 intent.setAllowFds(false); 1240 ActivityManagerNative.getDefault().broadcastIntent( 1241 mMainThread.getApplicationThread(), intent, resolvedType, null, 1242 Activity.RESULT_OK, null, null, null, false, true, user.getIdentifier()); 1243 } catch (RemoteException e) { 1244 } 1245 } 1246 1247 @Override 1248 public void sendStickyOrderedBroadcastAsUser(Intent intent, 1249 UserHandle user, BroadcastReceiver resultReceiver, 1250 Handler scheduler, int initialCode, String initialData, 1251 Bundle initialExtras) { 1252 IIntentReceiver rd = null; 1253 if (resultReceiver != null) { 1254 if (mPackageInfo != null) { 1255 if (scheduler == null) { 1256 scheduler = mMainThread.getHandler(); 1257 } 1258 rd = mPackageInfo.getReceiverDispatcher( 1259 resultReceiver, getOuterContext(), scheduler, 1260 mMainThread.getInstrumentation(), false); 1261 } else { 1262 if (scheduler == null) { 1263 scheduler = mMainThread.getHandler(); 1264 } 1265 rd = new LoadedApk.ReceiverDispatcher( 1266 resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); 1267 } 1268 } 1269 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1270 try { 1271 intent.setAllowFds(false); 1272 ActivityManagerNative.getDefault().broadcastIntent( 1273 mMainThread.getApplicationThread(), intent, resolvedType, rd, 1274 initialCode, initialData, initialExtras, null, 1275 true, true, user.getIdentifier()); 1276 } catch (RemoteException e) { 1277 } 1278 } 1279 1280 @Override 1281 public void removeStickyBroadcastAsUser(Intent intent, UserHandle user) { 1282 String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); 1283 if (resolvedType != null) { 1284 intent = new Intent(intent); 1285 intent.setDataAndType(intent.getData(), resolvedType); 1286 } 1287 try { 1288 intent.setAllowFds(false); 1289 ActivityManagerNative.getDefault().unbroadcastIntent( 1290 mMainThread.getApplicationThread(), intent, user.getIdentifier()); 1291 } catch (RemoteException e) { 1292 } 1293 } 1294 1295 @Override 1296 public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) { 1297 return registerReceiver(receiver, filter, null, null); 1298 } 1299 1300 @Override 1301 public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter, 1302 String broadcastPermission, Handler scheduler) { 1303 return registerReceiverInternal(receiver, getUserId(), 1304 filter, broadcastPermission, scheduler, getOuterContext()); 1305 } 1306 1307 @Override 1308 public Intent registerReceiverAsUser(BroadcastReceiver receiver, UserHandle user, 1309 IntentFilter filter, String broadcastPermission, Handler scheduler) { 1310 return registerReceiverInternal(receiver, user.getIdentifier(), 1311 filter, broadcastPermission, scheduler, getOuterContext()); 1312 } 1313 1314 private Intent registerReceiverInternal(BroadcastReceiver receiver, int userId, 1315 IntentFilter filter, String broadcastPermission, 1316 Handler scheduler, Context context) { 1317 IIntentReceiver rd = null; 1318 if (receiver != null) { 1319 if (mPackageInfo != null && context != null) { 1320 if (scheduler == null) { 1321 scheduler = mMainThread.getHandler(); 1322 } 1323 rd = mPackageInfo.getReceiverDispatcher( 1324 receiver, context, scheduler, 1325 mMainThread.getInstrumentation(), true); 1326 } else { 1327 if (scheduler == null) { 1328 scheduler = mMainThread.getHandler(); 1329 } 1330 rd = new LoadedApk.ReceiverDispatcher( 1331 receiver, context, scheduler, null, true).getIIntentReceiver(); 1332 } 1333 } 1334 try { 1335 return ActivityManagerNative.getDefault().registerReceiver( 1336 mMainThread.getApplicationThread(), mBasePackageName, 1337 rd, filter, broadcastPermission, userId); 1338 } catch (RemoteException e) { 1339 return null; 1340 } 1341 } 1342 1343 @Override 1344 public void unregisterReceiver(BroadcastReceiver receiver) { 1345 if (mPackageInfo != null) { 1346 IIntentReceiver rd = mPackageInfo.forgetReceiverDispatcher( 1347 getOuterContext(), receiver); 1348 try { 1349 ActivityManagerNative.getDefault().unregisterReceiver(rd); 1350 } catch (RemoteException e) { 1351 } 1352 } else { 1353 throw new RuntimeException("Not supported in system context"); 1354 } 1355 } 1356 1357 @Override 1358 public ComponentName startService(Intent service) { 1359 warnIfCallingFromSystemProcess(); 1360 return startServiceAsUser(service, mUser); 1361 } 1362 1363 @Override 1364 public boolean stopService(Intent service) { 1365 warnIfCallingFromSystemProcess(); 1366 return stopServiceAsUser(service, mUser); 1367 } 1368 1369 @Override 1370 public ComponentName startServiceAsUser(Intent service, UserHandle user) { 1371 try { 1372 service.setAllowFds(false); 1373 ComponentName cn = ActivityManagerNative.getDefault().startService( 1374 mMainThread.getApplicationThread(), service, 1375 service.resolveTypeIfNeeded(getContentResolver()), user.getIdentifier()); 1376 if (cn != null) { 1377 if (cn.getPackageName().equals("!")) { 1378 throw new SecurityException( 1379 "Not allowed to start service " + service 1380 + " without permission " + cn.getClassName()); 1381 } else if (cn.getPackageName().equals("!!")) { 1382 throw new SecurityException( 1383 "Unable to start service " + service 1384 + ": " + cn.getClassName()); 1385 } 1386 } 1387 return cn; 1388 } catch (RemoteException e) { 1389 return null; 1390 } 1391 } 1392 1393 @Override 1394 public boolean stopServiceAsUser(Intent service, UserHandle user) { 1395 try { 1396 service.setAllowFds(false); 1397 int res = ActivityManagerNative.getDefault().stopService( 1398 mMainThread.getApplicationThread(), service, 1399 service.resolveTypeIfNeeded(getContentResolver()), user.getIdentifier()); 1400 if (res < 0) { 1401 throw new SecurityException( 1402 "Not allowed to stop service " + service); 1403 } 1404 return res != 0; 1405 } catch (RemoteException e) { 1406 return false; 1407 } 1408 } 1409 1410 @Override 1411 public boolean bindService(Intent service, ServiceConnection conn, 1412 int flags) { 1413 warnIfCallingFromSystemProcess(); 1414 return bindServiceAsUser(service, conn, flags, Process.myUserHandle()); 1415 } 1416 1417 /** @hide */ 1418 @Override 1419 public boolean bindServiceAsUser(Intent service, ServiceConnection conn, int flags, 1420 UserHandle user) { 1421 IServiceConnection sd; 1422 if (conn == null) { 1423 throw new IllegalArgumentException("connection is null"); 1424 } 1425 if (mPackageInfo != null) { 1426 sd = mPackageInfo.getServiceDispatcher(conn, getOuterContext(), 1427 mMainThread.getHandler(), flags); 1428 } else { 1429 throw new RuntimeException("Not supported in system context"); 1430 } 1431 try { 1432 IBinder token = getActivityToken(); 1433 if (token == null && (flags&BIND_AUTO_CREATE) == 0 && mPackageInfo != null 1434 && mPackageInfo.getApplicationInfo().targetSdkVersion 1435 < android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH) { 1436 flags |= BIND_WAIVE_PRIORITY; 1437 } 1438 service.setAllowFds(false); 1439 int res = ActivityManagerNative.getDefault().bindService( 1440 mMainThread.getApplicationThread(), getActivityToken(), 1441 service, service.resolveTypeIfNeeded(getContentResolver()), 1442 sd, flags, user.getIdentifier()); 1443 if (res < 0) { 1444 throw new SecurityException( 1445 "Not allowed to bind to service " + service); 1446 } 1447 return res != 0; 1448 } catch (RemoteException e) { 1449 return false; 1450 } 1451 } 1452 1453 @Override 1454 public void unbindService(ServiceConnection conn) { 1455 if (conn == null) { 1456 throw new IllegalArgumentException("connection is null"); 1457 } 1458 if (mPackageInfo != null) { 1459 IServiceConnection sd = mPackageInfo.forgetServiceDispatcher( 1460 getOuterContext(), conn); 1461 try { 1462 ActivityManagerNative.getDefault().unbindService(sd); 1463 } catch (RemoteException e) { 1464 } 1465 } else { 1466 throw new RuntimeException("Not supported in system context"); 1467 } 1468 } 1469 1470 @Override 1471 public boolean startInstrumentation(ComponentName className, 1472 String profileFile, Bundle arguments) { 1473 try { 1474 if (arguments != null) { 1475 arguments.setAllowFds(false); 1476 } 1477 return ActivityManagerNative.getDefault().startInstrumentation( 1478 className, profileFile, 0, arguments, null, null, getUserId()); 1479 } catch (RemoteException e) { 1480 // System has crashed, nothing we can do. 1481 } 1482 return false; 1483 } 1484 1485 @Override 1486 public Object getSystemService(String name) { 1487 ServiceFetcher fetcher = SYSTEM_SERVICE_MAP.get(name); 1488 return fetcher == null ? null : fetcher.getService(this); 1489 } 1490 1491 private WallpaperManager getWallpaperManager() { 1492 return (WallpaperManager) WALLPAPER_FETCHER.getService(this); 1493 } 1494 1495 /* package */ static DropBoxManager createDropBoxManager() { 1496 IBinder b = ServiceManager.getService(DROPBOX_SERVICE); 1497 IDropBoxManagerService service = IDropBoxManagerService.Stub.asInterface(b); 1498 if (service == null) { 1499 // Don't return a DropBoxManager that will NPE upon use. 1500 // This also avoids caching a broken DropBoxManager in 1501 // getDropBoxManager during early boot, before the 1502 // DROPBOX_SERVICE is registered. 1503 return null; 1504 } 1505 return new DropBoxManager(service); 1506 } 1507 1508 @Override 1509 public int checkPermission(String permission, int pid, int uid) { 1510 if (permission == null) { 1511 throw new IllegalArgumentException("permission is null"); 1512 } 1513 1514 try { 1515 return ActivityManagerNative.getDefault().checkPermission( 1516 permission, pid, uid); 1517 } catch (RemoteException e) { 1518 return PackageManager.PERMISSION_DENIED; 1519 } 1520 } 1521 1522 @Override 1523 public int checkCallingPermission(String permission) { 1524 if (permission == null) { 1525 throw new IllegalArgumentException("permission is null"); 1526 } 1527 1528 int pid = Binder.getCallingPid(); 1529 if (pid != Process.myPid()) { 1530 return checkPermission(permission, pid, Binder.getCallingUid()); 1531 } 1532 return PackageManager.PERMISSION_DENIED; 1533 } 1534 1535 @Override 1536 public int checkCallingOrSelfPermission(String permission) { 1537 if (permission == null) { 1538 throw new IllegalArgumentException("permission is null"); 1539 } 1540 1541 return checkPermission(permission, Binder.getCallingPid(), 1542 Binder.getCallingUid()); 1543 } 1544 1545 private void enforce( 1546 String permission, int resultOfCheck, 1547 boolean selfToo, int uid, String message) { 1548 if (resultOfCheck != PackageManager.PERMISSION_GRANTED) { 1549 throw new SecurityException( 1550 (message != null ? (message + ": ") : "") + 1551 (selfToo 1552 ? "Neither user " + uid + " nor current process has " 1553 : "uid " + uid + " does not have ") + 1554 permission + 1555 "."); 1556 } 1557 } 1558 1559 public void enforcePermission( 1560 String permission, int pid, int uid, String message) { 1561 enforce(permission, 1562 checkPermission(permission, pid, uid), 1563 false, 1564 uid, 1565 message); 1566 } 1567 1568 public void enforceCallingPermission(String permission, String message) { 1569 enforce(permission, 1570 checkCallingPermission(permission), 1571 false, 1572 Binder.getCallingUid(), 1573 message); 1574 } 1575 1576 public void enforceCallingOrSelfPermission( 1577 String permission, String message) { 1578 enforce(permission, 1579 checkCallingOrSelfPermission(permission), 1580 true, 1581 Binder.getCallingUid(), 1582 message); 1583 } 1584 1585 @Override 1586 public void grantUriPermission(String toPackage, Uri uri, int modeFlags) { 1587 try { 1588 ActivityManagerNative.getDefault().grantUriPermission( 1589 mMainThread.getApplicationThread(), toPackage, uri, 1590 modeFlags); 1591 } catch (RemoteException e) { 1592 } 1593 } 1594 1595 @Override 1596 public void revokeUriPermission(Uri uri, int modeFlags) { 1597 try { 1598 ActivityManagerNative.getDefault().revokeUriPermission( 1599 mMainThread.getApplicationThread(), uri, 1600 modeFlags); 1601 } catch (RemoteException e) { 1602 } 1603 } 1604 1605 @Override 1606 public int checkUriPermission(Uri uri, int pid, int uid, int modeFlags) { 1607 try { 1608 return ActivityManagerNative.getDefault().checkUriPermission( 1609 uri, pid, uid, modeFlags); 1610 } catch (RemoteException e) { 1611 return PackageManager.PERMISSION_DENIED; 1612 } 1613 } 1614 1615 @Override 1616 public int checkCallingUriPermission(Uri uri, int modeFlags) { 1617 int pid = Binder.getCallingPid(); 1618 if (pid != Process.myPid()) { 1619 return checkUriPermission(uri, pid, 1620 Binder.getCallingUid(), modeFlags); 1621 } 1622 return PackageManager.PERMISSION_DENIED; 1623 } 1624 1625 @Override 1626 public int checkCallingOrSelfUriPermission(Uri uri, int modeFlags) { 1627 return checkUriPermission(uri, Binder.getCallingPid(), 1628 Binder.getCallingUid(), modeFlags); 1629 } 1630 1631 @Override 1632 public int checkUriPermission(Uri uri, String readPermission, 1633 String writePermission, int pid, int uid, int modeFlags) { 1634 if (DEBUG) { 1635 Log.i("foo", "checkUriPermission: uri=" + uri + "readPermission=" 1636 + readPermission + " writePermission=" + writePermission 1637 + " pid=" + pid + " uid=" + uid + " mode" + modeFlags); 1638 } 1639 if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) { 1640 if (readPermission == null 1641 || checkPermission(readPermission, pid, uid) 1642 == PackageManager.PERMISSION_GRANTED) { 1643 return PackageManager.PERMISSION_GRANTED; 1644 } 1645 } 1646 if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) { 1647 if (writePermission == null 1648 || checkPermission(writePermission, pid, uid) 1649 == PackageManager.PERMISSION_GRANTED) { 1650 return PackageManager.PERMISSION_GRANTED; 1651 } 1652 } 1653 return uri != null ? checkUriPermission(uri, pid, uid, modeFlags) 1654 : PackageManager.PERMISSION_DENIED; 1655 } 1656 1657 private String uriModeFlagToString(int uriModeFlags) { 1658 switch (uriModeFlags) { 1659 case Intent.FLAG_GRANT_READ_URI_PERMISSION | 1660 Intent.FLAG_GRANT_WRITE_URI_PERMISSION: 1661 return "read and write"; 1662 case Intent.FLAG_GRANT_READ_URI_PERMISSION: 1663 return "read"; 1664 case Intent.FLAG_GRANT_WRITE_URI_PERMISSION: 1665 return "write"; 1666 } 1667 throw new IllegalArgumentException( 1668 "Unknown permission mode flags: " + uriModeFlags); 1669 } 1670 1671 private void enforceForUri( 1672 int modeFlags, int resultOfCheck, boolean selfToo, 1673 int uid, Uri uri, String message) { 1674 if (resultOfCheck != PackageManager.PERMISSION_GRANTED) { 1675 throw new SecurityException( 1676 (message != null ? (message + ": ") : "") + 1677 (selfToo 1678 ? "Neither user " + uid + " nor current process has " 1679 : "User " + uid + " does not have ") + 1680 uriModeFlagToString(modeFlags) + 1681 " permission on " + 1682 uri + 1683 "."); 1684 } 1685 } 1686 1687 public void enforceUriPermission( 1688 Uri uri, int pid, int uid, int modeFlags, String message) { 1689 enforceForUri( 1690 modeFlags, checkUriPermission(uri, pid, uid, modeFlags), 1691 false, uid, uri, message); 1692 } 1693 1694 public void enforceCallingUriPermission( 1695 Uri uri, int modeFlags, String message) { 1696 enforceForUri( 1697 modeFlags, checkCallingUriPermission(uri, modeFlags), 1698 false, 1699 Binder.getCallingUid(), uri, message); 1700 } 1701 1702 public void enforceCallingOrSelfUriPermission( 1703 Uri uri, int modeFlags, String message) { 1704 enforceForUri( 1705 modeFlags, 1706 checkCallingOrSelfUriPermission(uri, modeFlags), true, 1707 Binder.getCallingUid(), uri, message); 1708 } 1709 1710 public void enforceUriPermission( 1711 Uri uri, String readPermission, String writePermission, 1712 int pid, int uid, int modeFlags, String message) { 1713 enforceForUri(modeFlags, 1714 checkUriPermission( 1715 uri, readPermission, writePermission, pid, uid, 1716 modeFlags), 1717 false, 1718 uid, 1719 uri, 1720 message); 1721 } 1722 1723 private void warnIfCallingFromSystemProcess() { 1724 if (Process.myUid() == Process.SYSTEM_UID) { 1725 Slog.w(TAG, "Calling a method in the system process without a qualified user: " 1726 + Debug.getCallers(5)); 1727 } 1728 } 1729 1730 @Override 1731 public Context createPackageContext(String packageName, int flags) 1732 throws NameNotFoundException { 1733 return createPackageContextAsUser(packageName, flags, 1734 mUser != null ? mUser : Process.myUserHandle()); 1735 } 1736 1737 @Override 1738 public Context createPackageContextAsUser(String packageName, int flags, UserHandle user) 1739 throws NameNotFoundException { 1740 if (packageName.equals("system") || packageName.equals("android")) { 1741 final ContextImpl context = new ContextImpl(mMainThread.getSystemContext()); 1742 context.mRestricted = (flags & CONTEXT_RESTRICTED) == CONTEXT_RESTRICTED; 1743 context.init(mPackageInfo, null, mMainThread, mResources, mBasePackageName, user); 1744 return context; 1745 } 1746 1747 LoadedApk pi = 1748 mMainThread.getPackageInfo(packageName, mResources.getCompatibilityInfo(), flags, 1749 user.getIdentifier()); 1750 if (pi != null) { 1751 ContextImpl c = new ContextImpl(); 1752 c.mRestricted = (flags & CONTEXT_RESTRICTED) == CONTEXT_RESTRICTED; 1753 c.init(pi, null, mMainThread, mResources, mBasePackageName, user); 1754 if (c.mResources != null) { 1755 return c; 1756 } 1757 } 1758 1759 // Should be a better exception. 1760 throw new PackageManager.NameNotFoundException( 1761 "Application package " + packageName + " not found"); 1762 } 1763 1764 @Override 1765 public Context createConfigurationContext(Configuration overrideConfiguration) { 1766 if (overrideConfiguration == null) { 1767 throw new IllegalArgumentException("overrideConfiguration must not be null"); 1768 } 1769 1770 ContextImpl c = new ContextImpl(); 1771 c.init(mPackageInfo, null, mMainThread); 1772 c.mResources = mMainThread.getTopLevelResources( 1773 mPackageInfo.getResDir(), 1774 getDisplayId(), overrideConfiguration, 1775 mResources.getCompatibilityInfo()); 1776 return c; 1777 } 1778 1779 @Override 1780 public Context createDisplayContext(Display display) { 1781 if (display == null) { 1782 throw new IllegalArgumentException("display must not be null"); 1783 } 1784 1785 int displayId = display.getDisplayId(); 1786 CompatibilityInfo ci = CompatibilityInfo.DEFAULT_COMPATIBILITY_INFO; 1787 CompatibilityInfoHolder cih = getCompatibilityInfo(displayId); 1788 if (cih != null) { 1789 ci = cih.get(); 1790 } 1791 1792 ContextImpl context = new ContextImpl(); 1793 context.init(mPackageInfo, null, mMainThread); 1794 context.mDisplay = display; 1795 context.mResources = mMainThread.getTopLevelResources( 1796 mPackageInfo.getResDir(), displayId, null, ci); 1797 return context; 1798 } 1799 1800 private int getDisplayId() { 1801 return mDisplay != null ? mDisplay.getDisplayId() : Display.DEFAULT_DISPLAY; 1802 } 1803 1804 @Override 1805 public boolean isRestricted() { 1806 return mRestricted; 1807 } 1808 1809 @Override 1810 public CompatibilityInfoHolder getCompatibilityInfo(int displayId) { 1811 return displayId == Display.DEFAULT_DISPLAY ? mPackageInfo.mCompatibilityInfo : null; 1812 } 1813 1814 private File getDataDirFile() { 1815 if (mPackageInfo != null) { 1816 return mPackageInfo.getDataDirFile(); 1817 } 1818 throw new RuntimeException("Not supported in system context"); 1819 } 1820 1821 @Override 1822 public File getDir(String name, int mode) { 1823 name = "app_" + name; 1824 File file = makeFilename(getDataDirFile(), name); 1825 if (!file.exists()) { 1826 file.mkdir(); 1827 setFilePermissionsFromMode(file.getPath(), mode, 1828 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH); 1829 } 1830 return file; 1831 } 1832 1833 /** {@hide} */ 1834 public int getUserId() { 1835 return mUser.getIdentifier(); 1836 } 1837 1838 static ContextImpl createSystemContext(ActivityThread mainThread) { 1839 final ContextImpl context = new ContextImpl(); 1840 context.init(Resources.getSystem(), mainThread, Process.myUserHandle()); 1841 return context; 1842 } 1843 1844 ContextImpl() { 1845 mOuterContext = this; 1846 } 1847 1848 /** 1849 * Create a new ApplicationContext from an existing one. The new one 1850 * works and operates the same as the one it is copying. 1851 * 1852 * @param context Existing application context. 1853 */ 1854 public ContextImpl(ContextImpl context) { 1855 mPackageInfo = context.mPackageInfo; 1856 mBasePackageName = context.mBasePackageName; 1857 mResources = context.mResources; 1858 mMainThread = context.mMainThread; 1859 mContentResolver = context.mContentResolver; 1860 mUser = context.mUser; 1861 mDisplay = context.mDisplay; 1862 mOuterContext = this; 1863 } 1864 1865 final void init(LoadedApk packageInfo, IBinder activityToken, ActivityThread mainThread) { 1866 init(packageInfo, activityToken, mainThread, null, null, Process.myUserHandle()); 1867 } 1868 1869 final void init(LoadedApk packageInfo, IBinder activityToken, ActivityThread mainThread, 1870 Resources container, String basePackageName, UserHandle user) { 1871 mPackageInfo = packageInfo; 1872 mBasePackageName = basePackageName != null ? basePackageName : packageInfo.mPackageName; 1873 mResources = mPackageInfo.getResources(mainThread); 1874 1875 if (mResources != null && container != null 1876 && container.getCompatibilityInfo().applicationScale != 1877 mResources.getCompatibilityInfo().applicationScale) { 1878 if (DEBUG) { 1879 Log.d(TAG, "loaded context has different scaling. Using container's" + 1880 " compatiblity info:" + container.getDisplayMetrics()); 1881 } 1882 mResources = mainThread.getTopLevelResources( 1883 mPackageInfo.getResDir(), Display.DEFAULT_DISPLAY, 1884 null, container.getCompatibilityInfo()); 1885 } 1886 mMainThread = mainThread; 1887 mActivityToken = activityToken; 1888 mContentResolver = new ApplicationContentResolver(this, mainThread, user); 1889 mUser = user; 1890 } 1891 1892 final void init(Resources resources, ActivityThread mainThread, UserHandle user) { 1893 mPackageInfo = null; 1894 mBasePackageName = null; 1895 mResources = resources; 1896 mMainThread = mainThread; 1897 mContentResolver = new ApplicationContentResolver(this, mainThread, user); 1898 mUser = user; 1899 } 1900 1901 final void scheduleFinalCleanup(String who, String what) { 1902 mMainThread.scheduleContextCleanup(this, who, what); 1903 } 1904 1905 final void performFinalCleanup(String who, String what) { 1906 //Log.i(TAG, "Cleanup up context: " + this); 1907 mPackageInfo.removeContextRegistrations(getOuterContext(), who, what); 1908 } 1909 1910 final Context getReceiverRestrictedContext() { 1911 if (mReceiverRestrictedContext != null) { 1912 return mReceiverRestrictedContext; 1913 } 1914 return mReceiverRestrictedContext = new ReceiverRestrictedContext(getOuterContext()); 1915 } 1916 1917 final void setOuterContext(Context context) { 1918 mOuterContext = context; 1919 } 1920 1921 final Context getOuterContext() { 1922 return mOuterContext; 1923 } 1924 1925 final IBinder getActivityToken() { 1926 return mActivityToken; 1927 } 1928 1929 static void setFilePermissionsFromMode(String name, int mode, 1930 int extraPermissions) { 1931 int perms = FileUtils.S_IRUSR|FileUtils.S_IWUSR 1932 |FileUtils.S_IRGRP|FileUtils.S_IWGRP 1933 |extraPermissions; 1934 if ((mode&MODE_WORLD_READABLE) != 0) { 1935 perms |= FileUtils.S_IROTH; 1936 } 1937 if ((mode&MODE_WORLD_WRITEABLE) != 0) { 1938 perms |= FileUtils.S_IWOTH; 1939 } 1940 if (DEBUG) { 1941 Log.i(TAG, "File " + name + ": mode=0x" + Integer.toHexString(mode) 1942 + ", perms=0x" + Integer.toHexString(perms)); 1943 } 1944 FileUtils.setPermissions(name, perms, -1, -1); 1945 } 1946 1947 private File validateFilePath(String name, boolean createDirectory) { 1948 File dir; 1949 File f; 1950 1951 if (name.charAt(0) == File.separatorChar) { 1952 String dirPath = name.substring(0, name.lastIndexOf(File.separatorChar)); 1953 dir = new File(dirPath); 1954 name = name.substring(name.lastIndexOf(File.separatorChar)); 1955 f = new File(dir, name); 1956 } else { 1957 dir = getDatabasesDir(); 1958 f = makeFilename(dir, name); 1959 } 1960 1961 if (createDirectory && !dir.isDirectory() && dir.mkdir()) { 1962 FileUtils.setPermissions(dir.getPath(), 1963 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, 1964 -1, -1); 1965 } 1966 1967 return f; 1968 } 1969 1970 private File makeFilename(File base, String name) { 1971 if (name.indexOf(File.separatorChar) < 0) { 1972 return new File(base, name); 1973 } 1974 throw new IllegalArgumentException( 1975 "File " + name + " contains a path separator"); 1976 } 1977 1978 // ---------------------------------------------------------------------- 1979 // ---------------------------------------------------------------------- 1980 // ---------------------------------------------------------------------- 1981 1982 private static final class ApplicationContentResolver extends ContentResolver { 1983 private final ActivityThread mMainThread; 1984 private final UserHandle mUser; 1985 1986 public ApplicationContentResolver( 1987 Context context, ActivityThread mainThread, UserHandle user) { 1988 super(context); 1989 mMainThread = Preconditions.checkNotNull(mainThread); 1990 mUser = Preconditions.checkNotNull(user); 1991 } 1992 1993 @Override 1994 protected IContentProvider acquireProvider(Context context, String auth) { 1995 return mMainThread.acquireProvider(context, auth, mUser.getIdentifier(), true); 1996 } 1997 1998 @Override 1999 protected IContentProvider acquireExistingProvider(Context context, String auth) { 2000 return mMainThread.acquireExistingProvider(context, auth, mUser.getIdentifier(), true); 2001 } 2002 2003 @Override 2004 public boolean releaseProvider(IContentProvider provider) { 2005 return mMainThread.releaseProvider(provider, true); 2006 } 2007 2008 @Override 2009 protected IContentProvider acquireUnstableProvider(Context c, String auth) { 2010 return mMainThread.acquireProvider(c, auth, mUser.getIdentifier(), false); 2011 } 2012 2013 @Override 2014 public boolean releaseUnstableProvider(IContentProvider icp) { 2015 return mMainThread.releaseProvider(icp, false); 2016 } 2017 2018 @Override 2019 public void unstableProviderDied(IContentProvider icp) { 2020 mMainThread.handleUnstableProviderDied(icp.asBinder(), true); 2021 } 2022 } 2023} 2024