/* * Copyright (C) 2006 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package android.app; import android.app.usage.IUsageStatsManager; import android.app.usage.UsageStatsManager; import android.appwidget.AppWidgetManager; import android.os.Build; import android.service.persistentdata.IPersistentDataBlockService; import android.service.persistentdata.PersistentDataBlockManager; import com.android.internal.appwidget.IAppWidgetService; import com.android.internal.policy.PolicyManager; import com.android.internal.util.Preconditions; import android.bluetooth.BluetoothManager; import android.content.BroadcastReceiver; import android.content.ComponentName; import android.content.ContentProvider; import android.content.ContentResolver; import android.content.Context; import android.content.ContextWrapper; import android.content.IContentProvider; import android.content.Intent; import android.content.IntentFilter; import android.content.IIntentReceiver; import android.content.IntentSender; import android.content.IRestrictionsManager; import android.content.ReceiverCallNotAllowedException; import android.content.RestrictionsManager; import android.content.ServiceConnection; import android.content.SharedPreferences; import android.content.pm.ApplicationInfo; import android.content.pm.ILauncherApps; import android.content.pm.IPackageManager; import android.content.pm.LauncherApps; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; import android.content.res.AssetManager; import android.content.res.CompatibilityInfo; import android.content.res.Configuration; import android.content.res.Resources; import android.database.DatabaseErrorHandler; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteDatabase.CursorFactory; import android.graphics.Bitmap; import android.graphics.drawable.Drawable; import android.hardware.ConsumerIrManager; import android.hardware.ISerialManager; import android.hardware.SerialManager; import android.hardware.SystemSensorManager; import android.hardware.hdmi.HdmiControlManager; import android.hardware.hdmi.IHdmiControlService; import android.hardware.camera2.CameraManager; import android.hardware.display.DisplayManager; import android.hardware.input.InputManager; import android.hardware.usb.IUsbManager; import android.hardware.usb.UsbManager; import android.location.CountryDetector; import android.location.ICountryDetector; import android.location.ILocationManager; import android.location.LocationManager; import android.media.AudioManager; import android.media.MediaRouter; import android.media.projection.MediaProjectionManager; import android.media.session.MediaSessionManager; import android.media.tv.ITvInputManager; import android.media.tv.TvInputManager; import android.net.ConnectivityManager; import android.net.IConnectivityManager; import android.net.EthernetManager; import android.net.IEthernetManager; import android.net.INetworkPolicyManager; import android.net.NetworkPolicyManager; import android.net.NetworkScoreManager; import android.net.Uri; import android.net.nsd.INsdManager; import android.net.nsd.NsdManager; import android.net.wifi.IWifiManager; import android.net.wifi.WifiManager; import android.net.wifi.p2p.IWifiP2pManager; import android.net.wifi.p2p.WifiP2pManager; import android.net.wifi.IWifiScanner; import android.net.wifi.WifiScanner; import android.net.wifi.IRttManager; import android.net.wifi.RttManager; import android.nfc.NfcManager; import android.os.BatteryManager; import android.os.Binder; import android.os.Bundle; import android.os.Debug; import android.os.DropBoxManager; import android.os.Environment; import android.os.FileUtils; import android.os.Handler; import android.os.IBinder; import android.os.IPowerManager; import android.os.IUserManager; import android.os.Looper; import android.os.PowerManager; import android.os.Process; import android.os.RemoteException; import android.os.ServiceManager; import android.os.UserHandle; import android.os.SystemVibrator; import android.os.UserManager; import android.os.storage.IMountService; import android.os.storage.StorageManager; import android.print.IPrintManager; import android.print.PrintManager; import android.service.fingerprint.IFingerprintService; import android.service.fingerprint.FingerprintManager; import android.telecom.TelecomManager; import android.telephony.TelephonyManager; import android.content.ClipboardManager; import android.util.AndroidRuntimeException; import android.util.ArrayMap; import android.util.Log; import android.util.Slog; import android.view.DisplayAdjustments; import android.view.ContextThemeWrapper; import android.view.Display; import android.view.WindowManagerImpl; import android.view.accessibility.AccessibilityManager; import android.view.accessibility.CaptioningManager; import android.view.inputmethod.InputMethodManager; import android.view.textservice.TextServicesManager; import android.accounts.AccountManager; import android.accounts.IAccountManager; import android.app.admin.DevicePolicyManager; import android.app.job.IJobScheduler; import android.app.trust.TrustManager; import com.android.internal.annotations.GuardedBy; import com.android.internal.app.IAppOpsService; import com.android.internal.os.IDropBoxManagerService; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.HashMap; class ReceiverRestrictedContext extends ContextWrapper { ReceiverRestrictedContext(Context base) { super(base); } @Override public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) { return registerReceiver(receiver, filter, null, null); } @Override public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter, String broadcastPermission, Handler scheduler) { if (receiver == null) { // Allow retrieving current sticky broadcast; this is safe since we // aren't actually registering a receiver. return super.registerReceiver(null, filter, broadcastPermission, scheduler); } else { throw new ReceiverCallNotAllowedException( "BroadcastReceiver components are not allowed to register to receive intents"); } } @Override public Intent registerReceiverAsUser(BroadcastReceiver receiver, UserHandle user, IntentFilter filter, String broadcastPermission, Handler scheduler) { if (receiver == null) { // Allow retrieving current sticky broadcast; this is safe since we // aren't actually registering a receiver. return super.registerReceiverAsUser(null, user, filter, broadcastPermission, scheduler); } else { throw new ReceiverCallNotAllowedException( "BroadcastReceiver components are not allowed to register to receive intents"); } } @Override public boolean bindService(Intent service, ServiceConnection conn, int flags) { throw new ReceiverCallNotAllowedException( "BroadcastReceiver components are not allowed to bind to services"); } } /** * Common implementation of Context API, which provides the base * context object for Activity and other application components. */ class ContextImpl extends Context { private final static String TAG = "ContextImpl"; private final static boolean DEBUG = false; /** * Map from package name, to preference name, to cached preferences. */ private static ArrayMap> sSharedPrefs; final ActivityThread mMainThread; final LoadedApk mPackageInfo; private final IBinder mActivityToken; private final UserHandle mUser; private final ApplicationContentResolver mContentResolver; private final String mBasePackageName; private final String mOpPackageName; private final ResourcesManager mResourcesManager; private final Resources mResources; private final Display mDisplay; // may be null if default display private final DisplayAdjustments mDisplayAdjustments = new DisplayAdjustments(); private final Configuration mOverrideConfiguration; private final boolean mRestricted; private Context mOuterContext; private int mThemeResource = 0; private Resources.Theme mTheme = null; private PackageManager mPackageManager; private Context mReceiverRestrictedContext = null; private final Object mSync = new Object(); @GuardedBy("mSync") private File mDatabasesDir; @GuardedBy("mSync") private File mPreferencesDir; @GuardedBy("mSync") private File mFilesDir; @GuardedBy("mSync") private File mNoBackupFilesDir; @GuardedBy("mSync") private File mCacheDir; @GuardedBy("mSync") private File mCodeCacheDir; @GuardedBy("mSync") private File[] mExternalObbDirs; @GuardedBy("mSync") private File[] mExternalFilesDirs; @GuardedBy("mSync") private File[] mExternalCacheDirs; @GuardedBy("mSync") private File[] mExternalMediaDirs; private static final String[] EMPTY_FILE_LIST = {}; /** * Override this class when the system service constructor needs a * ContextImpl. Else, use StaticServiceFetcher below. */ /*package*/ static class ServiceFetcher { int mContextCacheIndex = -1; /** * Main entrypoint; only override if you don't need caching. */ public Object getService(ContextImpl ctx) { ArrayList cache = ctx.mServiceCache; Object service; synchronized (cache) { if (cache.size() == 0) { // Initialize the cache vector on first access. // At this point sNextPerContextServiceCacheIndex // is the number of potential services that are // cached per-Context. for (int i = 0; i < sNextPerContextServiceCacheIndex; i++) { cache.add(null); } } else { service = cache.get(mContextCacheIndex); if (service != null) { return service; } } service = createService(ctx); cache.set(mContextCacheIndex, service); return service; } } /** * Override this to create a new per-Context instance of the * service. getService() will handle locking and caching. */ public Object createService(ContextImpl ctx) { throw new RuntimeException("Not implemented"); } } /** * Override this class for services to be cached process-wide. */ abstract static class StaticServiceFetcher extends ServiceFetcher { private Object mCachedInstance; @Override public final Object getService(ContextImpl unused) { synchronized (StaticServiceFetcher.this) { Object service = mCachedInstance; if (service != null) { return service; } return mCachedInstance = createStaticService(); } } public abstract Object createStaticService(); } private static final HashMap SYSTEM_SERVICE_MAP = new HashMap(); private static int sNextPerContextServiceCacheIndex = 0; private static void registerService(String serviceName, ServiceFetcher fetcher) { if (!(fetcher instanceof StaticServiceFetcher)) { fetcher.mContextCacheIndex = sNextPerContextServiceCacheIndex++; } SYSTEM_SERVICE_MAP.put(serviceName, fetcher); } // This one's defined separately and given a variable name so it // can be re-used by getWallpaperManager(), avoiding a HashMap // lookup. private static ServiceFetcher WALLPAPER_FETCHER = new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new WallpaperManager(ctx.getOuterContext(), ctx.mMainThread.getHandler()); }}; static { registerService(ACCESSIBILITY_SERVICE, new ServiceFetcher() { public Object getService(ContextImpl ctx) { return AccessibilityManager.getInstance(ctx); }}); registerService(CAPTIONING_SERVICE, new ServiceFetcher() { public Object getService(ContextImpl ctx) { return new CaptioningManager(ctx); }}); registerService(ACCOUNT_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(ACCOUNT_SERVICE); IAccountManager service = IAccountManager.Stub.asInterface(b); return new AccountManager(ctx, service); }}); registerService(ACTIVITY_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new ActivityManager(ctx.getOuterContext(), ctx.mMainThread.getHandler()); }}); registerService(ALARM_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(ALARM_SERVICE); IAlarmManager service = IAlarmManager.Stub.asInterface(b); return new AlarmManager(service, ctx); }}); registerService(AUDIO_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new AudioManager(ctx); }}); registerService(MEDIA_ROUTER_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new MediaRouter(ctx); }}); registerService(BLUETOOTH_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new BluetoothManager(ctx); }}); registerService(HDMI_CONTROL_SERVICE, new StaticServiceFetcher() { public Object createStaticService() { IBinder b = ServiceManager.getService(HDMI_CONTROL_SERVICE); return new HdmiControlManager(IHdmiControlService.Stub.asInterface(b)); }}); registerService(CLIPBOARD_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new ClipboardManager(ctx.getOuterContext(), ctx.mMainThread.getHandler()); }}); registerService(CONNECTIVITY_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(CONNECTIVITY_SERVICE); return new ConnectivityManager(IConnectivityManager.Stub.asInterface(b)); }}); registerService(COUNTRY_DETECTOR, new StaticServiceFetcher() { public Object createStaticService() { IBinder b = ServiceManager.getService(COUNTRY_DETECTOR); return new CountryDetector(ICountryDetector.Stub.asInterface(b)); }}); registerService(DEVICE_POLICY_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return DevicePolicyManager.create(ctx, ctx.mMainThread.getHandler()); }}); registerService(DOWNLOAD_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new DownloadManager(ctx.getContentResolver(), ctx.getPackageName()); }}); registerService(BATTERY_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new BatteryManager(); }}); registerService(NFC_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new NfcManager(ctx); }}); registerService(DROPBOX_SERVICE, new StaticServiceFetcher() { public Object createStaticService() { return createDropBoxManager(); }}); registerService(INPUT_SERVICE, new StaticServiceFetcher() { public Object createStaticService() { return InputManager.getInstance(); }}); registerService(DISPLAY_SERVICE, new ServiceFetcher() { @Override public Object createService(ContextImpl ctx) { return new DisplayManager(ctx.getOuterContext()); }}); registerService(INPUT_METHOD_SERVICE, new StaticServiceFetcher() { public Object createStaticService() { return InputMethodManager.getInstance(); }}); registerService(TEXT_SERVICES_MANAGER_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return TextServicesManager.getInstance(); }}); registerService(KEYGUARD_SERVICE, new ServiceFetcher() { public Object getService(ContextImpl ctx) { // TODO: why isn't this caching it? It wasn't // before, so I'm preserving the old behavior and // using getService(), instead of createService() // which would do the caching. return new KeyguardManager(); }}); registerService(LAYOUT_INFLATER_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return PolicyManager.makeNewLayoutInflater(ctx.getOuterContext()); }}); registerService(LOCATION_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(LOCATION_SERVICE); return new LocationManager(ctx, ILocationManager.Stub.asInterface(b)); }}); registerService(NETWORK_POLICY_SERVICE, new ServiceFetcher() { @Override public Object createService(ContextImpl ctx) { return new NetworkPolicyManager(INetworkPolicyManager.Stub.asInterface( ServiceManager.getService(NETWORK_POLICY_SERVICE))); } }); registerService(NOTIFICATION_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { final Context outerContext = ctx.getOuterContext(); return new NotificationManager( new ContextThemeWrapper(outerContext, Resources.selectSystemTheme(0, outerContext.getApplicationInfo().targetSdkVersion, com.android.internal.R.style.Theme_Dialog, com.android.internal.R.style.Theme_Holo_Dialog, com.android.internal.R.style.Theme_DeviceDefault_Dialog, com.android.internal.R.style.Theme_DeviceDefault_Light_Dialog)), ctx.mMainThread.getHandler()); }}); registerService(NSD_SERVICE, new ServiceFetcher() { @Override public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(NSD_SERVICE); INsdManager service = INsdManager.Stub.asInterface(b); return new NsdManager(ctx.getOuterContext(), service); }}); // Note: this was previously cached in a static variable, but // constructed using mMainThread.getHandler(), so converting // it to be a regular Context-cached service... registerService(POWER_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(POWER_SERVICE); IPowerManager service = IPowerManager.Stub.asInterface(b); if (service == null) { Log.wtf(TAG, "Failed to get power manager service."); } return new PowerManager(ctx.getOuterContext(), service, ctx.mMainThread.getHandler()); }}); registerService(SEARCH_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new SearchManager(ctx.getOuterContext(), ctx.mMainThread.getHandler()); }}); registerService(SENSOR_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new SystemSensorManager(ctx.getOuterContext(), ctx.mMainThread.getHandler().getLooper()); }}); registerService(STATUS_BAR_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new StatusBarManager(ctx.getOuterContext()); }}); registerService(STORAGE_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { try { return new StorageManager( ctx.getContentResolver(), ctx.mMainThread.getHandler().getLooper()); } catch (RemoteException rex) { Log.e(TAG, "Failed to create StorageManager", rex); return null; } }}); registerService(TELEPHONY_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new TelephonyManager(ctx.getOuterContext()); }}); registerService(TELECOM_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new TelecomManager(ctx.getOuterContext()); }}); registerService(UI_MODE_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new UiModeManager(); }}); registerService(USB_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(USB_SERVICE); return new UsbManager(ctx, IUsbManager.Stub.asInterface(b)); }}); registerService(SERIAL_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(SERIAL_SERVICE); return new SerialManager(ctx, ISerialManager.Stub.asInterface(b)); }}); registerService(VIBRATOR_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new SystemVibrator(ctx); }}); registerService(WALLPAPER_SERVICE, WALLPAPER_FETCHER); registerService(WIFI_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(WIFI_SERVICE); IWifiManager service = IWifiManager.Stub.asInterface(b); return new WifiManager(ctx.getOuterContext(), service); }}); registerService(WIFI_P2P_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(WIFI_P2P_SERVICE); IWifiP2pManager service = IWifiP2pManager.Stub.asInterface(b); return new WifiP2pManager(service); }}); registerService(WIFI_SCANNING_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(WIFI_SCANNING_SERVICE); IWifiScanner service = IWifiScanner.Stub.asInterface(b); return new WifiScanner(ctx.getOuterContext(), service); }}); registerService(WIFI_RTT_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(WIFI_RTT_SERVICE); IRttManager service = IRttManager.Stub.asInterface(b); return new RttManager(ctx.getOuterContext(), service); }}); registerService(ETHERNET_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(ETHERNET_SERVICE); IEthernetManager service = IEthernetManager.Stub.asInterface(b); return new EthernetManager(ctx.getOuterContext(), service); }}); registerService(WINDOW_SERVICE, new ServiceFetcher() { Display mDefaultDisplay; public Object getService(ContextImpl ctx) { Display display = ctx.mDisplay; if (display == null) { if (mDefaultDisplay == null) { DisplayManager dm = (DisplayManager)ctx.getOuterContext(). getSystemService(Context.DISPLAY_SERVICE); mDefaultDisplay = dm.getDisplay(Display.DEFAULT_DISPLAY); } display = mDefaultDisplay; } return new WindowManagerImpl(display); }}); registerService(USER_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(USER_SERVICE); IUserManager service = IUserManager.Stub.asInterface(b); return new UserManager(ctx, service); }}); registerService(APP_OPS_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(APP_OPS_SERVICE); IAppOpsService service = IAppOpsService.Stub.asInterface(b); return new AppOpsManager(ctx, service); }}); registerService(CAMERA_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new CameraManager(ctx); } }); registerService(LAUNCHER_APPS_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(LAUNCHER_APPS_SERVICE); ILauncherApps service = ILauncherApps.Stub.asInterface(b); return new LauncherApps(ctx, service); } }); registerService(RESTRICTIONS_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(RESTRICTIONS_SERVICE); IRestrictionsManager service = IRestrictionsManager.Stub.asInterface(b); return new RestrictionsManager(ctx, service); } }); registerService(PRINT_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder iBinder = ServiceManager.getService(Context.PRINT_SERVICE); IPrintManager service = IPrintManager.Stub.asInterface(iBinder); return new PrintManager(ctx.getOuterContext(), service, UserHandle.myUserId(), UserHandle.getAppId(Process.myUid())); }}); registerService(CONSUMER_IR_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new ConsumerIrManager(ctx); }}); registerService(MEDIA_SESSION_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new MediaSessionManager(ctx); } }); registerService(TRUST_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(TRUST_SERVICE); return new TrustManager(b); } }); registerService(FINGERPRINT_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder binder = ServiceManager.getService(FINGERPRINT_SERVICE); IFingerprintService service = IFingerprintService.Stub.asInterface(binder); return new FingerprintManager(ctx.getOuterContext(), service); } }); registerService(TV_INPUT_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder iBinder = ServiceManager.getService(TV_INPUT_SERVICE); ITvInputManager service = ITvInputManager.Stub.asInterface(iBinder); return new TvInputManager(service, UserHandle.myUserId()); } }); registerService(NETWORK_SCORE_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new NetworkScoreManager(ctx); } }); registerService(USAGE_STATS_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder iBinder = ServiceManager.getService(USAGE_STATS_SERVICE); IUsageStatsManager service = IUsageStatsManager.Stub.asInterface(iBinder); return new UsageStatsManager(ctx.getOuterContext(), service); } }); registerService(JOB_SCHEDULER_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(JOB_SCHEDULER_SERVICE); return new JobSchedulerImpl(IJobScheduler.Stub.asInterface(b)); }}); registerService(PERSISTENT_DATA_BLOCK_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(PERSISTENT_DATA_BLOCK_SERVICE); IPersistentDataBlockService persistentDataBlockService = IPersistentDataBlockService.Stub.asInterface(b); if (persistentDataBlockService != null) { return new PersistentDataBlockManager(persistentDataBlockService); } else { // not supported return null; } } }); registerService(MEDIA_PROJECTION_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { return new MediaProjectionManager(ctx); } }); registerService(APPWIDGET_SERVICE, new ServiceFetcher() { public Object createService(ContextImpl ctx) { IBinder b = ServiceManager.getService(APPWIDGET_SERVICE); return new AppWidgetManager(ctx, IAppWidgetService.Stub.asInterface(b)); }}); } static ContextImpl getImpl(Context context) { Context nextContext; while ((context instanceof ContextWrapper) && (nextContext=((ContextWrapper)context).getBaseContext()) != null) { context = nextContext; } return (ContextImpl)context; } // The system service cache for the system services that are // cached per-ContextImpl. Package-scoped to avoid accessor // methods. final ArrayList mServiceCache = new ArrayList(); @Override public AssetManager getAssets() { return getResources().getAssets(); } @Override public Resources getResources() { return mResources; } @Override public PackageManager getPackageManager() { if (mPackageManager != null) { return mPackageManager; } IPackageManager pm = ActivityThread.getPackageManager(); if (pm != null) { // Doesn't matter if we make more than one instance. return (mPackageManager = new ApplicationPackageManager(this, pm)); } return null; } @Override public ContentResolver getContentResolver() { return mContentResolver; } @Override public Looper getMainLooper() { return mMainThread.getLooper(); } @Override public Context getApplicationContext() { return (mPackageInfo != null) ? mPackageInfo.getApplication() : mMainThread.getApplication(); } @Override public void setTheme(int resid) { mThemeResource = resid; } @Override public int getThemeResId() { return mThemeResource; } @Override public Resources.Theme getTheme() { if (mTheme == null) { mThemeResource = Resources.selectDefaultTheme(mThemeResource, getOuterContext().getApplicationInfo().targetSdkVersion); mTheme = mResources.newTheme(); mTheme.applyStyle(mThemeResource, true); } return mTheme; } @Override public ClassLoader getClassLoader() { return mPackageInfo != null ? mPackageInfo.getClassLoader() : ClassLoader.getSystemClassLoader(); } @Override public String getPackageName() { if (mPackageInfo != null) { return mPackageInfo.getPackageName(); } // No mPackageInfo means this is a Context for the system itself, // and this here is its name. return "android"; } /** @hide */ @Override public String getBasePackageName() { return mBasePackageName != null ? mBasePackageName : getPackageName(); } /** @hide */ @Override public String getOpPackageName() { return mOpPackageName != null ? mOpPackageName : getBasePackageName(); } @Override public ApplicationInfo getApplicationInfo() { if (mPackageInfo != null) { return mPackageInfo.getApplicationInfo(); } throw new RuntimeException("Not supported in system context"); } @Override public String getPackageResourcePath() { if (mPackageInfo != null) { return mPackageInfo.getResDir(); } throw new RuntimeException("Not supported in system context"); } @Override public String getPackageCodePath() { if (mPackageInfo != null) { return mPackageInfo.getAppDir(); } throw new RuntimeException("Not supported in system context"); } public File getSharedPrefsFile(String name) { return makeFilename(getPreferencesDir(), name + ".xml"); } @Override public SharedPreferences getSharedPreferences(String name, int mode) { SharedPreferencesImpl sp; synchronized (ContextImpl.class) { if (sSharedPrefs == null) { sSharedPrefs = new ArrayMap>(); } final String packageName = getPackageName(); ArrayMap packagePrefs = sSharedPrefs.get(packageName); if (packagePrefs == null) { packagePrefs = new ArrayMap(); sSharedPrefs.put(packageName, packagePrefs); } // At least one application in the world actually passes in a null // name. This happened to work because when we generated the file name // we would stringify it to "null.xml". Nice. if (mPackageInfo.getApplicationInfo().targetSdkVersion < Build.VERSION_CODES.KITKAT) { if (name == null) { name = "null"; } } sp = packagePrefs.get(name); if (sp == null) { File prefsFile = getSharedPrefsFile(name); sp = new SharedPreferencesImpl(prefsFile, mode); packagePrefs.put(name, sp); return sp; } } if ((mode & Context.MODE_MULTI_PROCESS) != 0 || getApplicationInfo().targetSdkVersion < android.os.Build.VERSION_CODES.HONEYCOMB) { // If somebody else (some other process) changed the prefs // file behind our back, we reload it. This has been the // historical (if undocumented) behavior. sp.startReloadIfChangedUnexpectedly(); } return sp; } private File getPreferencesDir() { synchronized (mSync) { if (mPreferencesDir == null) { mPreferencesDir = new File(getDataDirFile(), "shared_prefs"); } return mPreferencesDir; } } @Override public FileInputStream openFileInput(String name) throws FileNotFoundException { File f = makeFilename(getFilesDir(), name); return new FileInputStream(f); } @Override public FileOutputStream openFileOutput(String name, int mode) throws FileNotFoundException { final boolean append = (mode&MODE_APPEND) != 0; File f = makeFilename(getFilesDir(), name); try { FileOutputStream fos = new FileOutputStream(f, append); setFilePermissionsFromMode(f.getPath(), mode, 0); return fos; } catch (FileNotFoundException e) { } File parent = f.getParentFile(); parent.mkdir(); FileUtils.setPermissions( parent.getPath(), FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, -1, -1); FileOutputStream fos = new FileOutputStream(f, append); setFilePermissionsFromMode(f.getPath(), mode, 0); return fos; } @Override public boolean deleteFile(String name) { File f = makeFilename(getFilesDir(), name); return f.delete(); } // Common-path handling of app data dir creation private static File createFilesDirLocked(File file) { if (!file.exists()) { if (!file.mkdirs()) { if (file.exists()) { // spurious failure; probably racing with another process for this app return file; } Log.w(TAG, "Unable to create files subdir " + file.getPath()); return null; } FileUtils.setPermissions( file.getPath(), FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, -1, -1); } return file; } @Override public File getFilesDir() { synchronized (mSync) { if (mFilesDir == null) { mFilesDir = new File(getDataDirFile(), "files"); } return createFilesDirLocked(mFilesDir); } } @Override public File getNoBackupFilesDir() { synchronized (mSync) { if (mNoBackupFilesDir == null) { mNoBackupFilesDir = new File(getDataDirFile(), "no_backup"); } return createFilesDirLocked(mNoBackupFilesDir); } } @Override public File getExternalFilesDir(String type) { // Operates on primary external storage return getExternalFilesDirs(type)[0]; } @Override public File[] getExternalFilesDirs(String type) { synchronized (mSync) { if (mExternalFilesDirs == null) { mExternalFilesDirs = Environment.buildExternalStorageAppFilesDirs(getPackageName()); } // Splice in requested type, if any File[] dirs = mExternalFilesDirs; if (type != null) { dirs = Environment.buildPaths(dirs, type); } // Create dirs if needed return ensureDirsExistOrFilter(dirs); } } @Override public File getObbDir() { // Operates on primary external storage return getObbDirs()[0]; } @Override public File[] getObbDirs() { synchronized (mSync) { if (mExternalObbDirs == null) { mExternalObbDirs = Environment.buildExternalStorageAppObbDirs(getPackageName()); } // Create dirs if needed return ensureDirsExistOrFilter(mExternalObbDirs); } } @Override public File getCacheDir() { synchronized (mSync) { if (mCacheDir == null) { mCacheDir = new File(getDataDirFile(), "cache"); } return createFilesDirLocked(mCacheDir); } } @Override public File getCodeCacheDir() { synchronized (mSync) { if (mCodeCacheDir == null) { mCodeCacheDir = new File(getDataDirFile(), "code_cache"); } return createFilesDirLocked(mCodeCacheDir); } } @Override public File getExternalCacheDir() { // Operates on primary external storage return getExternalCacheDirs()[0]; } @Override public File[] getExternalCacheDirs() { synchronized (mSync) { if (mExternalCacheDirs == null) { mExternalCacheDirs = Environment.buildExternalStorageAppCacheDirs(getPackageName()); } // Create dirs if needed return ensureDirsExistOrFilter(mExternalCacheDirs); } } @Override public File[] getExternalMediaDirs() { synchronized (mSync) { if (mExternalMediaDirs == null) { mExternalMediaDirs = Environment.buildExternalStorageAppMediaDirs(getPackageName()); } // Create dirs if needed return ensureDirsExistOrFilter(mExternalMediaDirs); } } @Override public File getFileStreamPath(String name) { return makeFilename(getFilesDir(), name); } @Override public String[] fileList() { final String[] list = getFilesDir().list(); return (list != null) ? list : EMPTY_FILE_LIST; } @Override public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory) { return openOrCreateDatabase(name, mode, factory, null); } @Override public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory, DatabaseErrorHandler errorHandler) { File f = validateFilePath(name, true); int flags = SQLiteDatabase.CREATE_IF_NECESSARY; if ((mode & MODE_ENABLE_WRITE_AHEAD_LOGGING) != 0) { flags |= SQLiteDatabase.ENABLE_WRITE_AHEAD_LOGGING; } SQLiteDatabase db = SQLiteDatabase.openDatabase(f.getPath(), factory, flags, errorHandler); setFilePermissionsFromMode(f.getPath(), mode, 0); return db; } @Override public boolean deleteDatabase(String name) { try { File f = validateFilePath(name, false); return SQLiteDatabase.deleteDatabase(f); } catch (Exception e) { } return false; } @Override public File getDatabasePath(String name) { return validateFilePath(name, false); } @Override public String[] databaseList() { final String[] list = getDatabasesDir().list(); return (list != null) ? list : EMPTY_FILE_LIST; } private File getDatabasesDir() { synchronized (mSync) { if (mDatabasesDir == null) { mDatabasesDir = new File(getDataDirFile(), "databases"); } if (mDatabasesDir.getPath().equals("databases")) { mDatabasesDir = new File("/data/system"); } return mDatabasesDir; } } @Override public Drawable getWallpaper() { return getWallpaperManager().getDrawable(); } @Override public Drawable peekWallpaper() { return getWallpaperManager().peekDrawable(); } @Override public int getWallpaperDesiredMinimumWidth() { return getWallpaperManager().getDesiredMinimumWidth(); } @Override public int getWallpaperDesiredMinimumHeight() { return getWallpaperManager().getDesiredMinimumHeight(); } @Override public void setWallpaper(Bitmap bitmap) throws IOException { getWallpaperManager().setBitmap(bitmap); } @Override public void setWallpaper(InputStream data) throws IOException { getWallpaperManager().setStream(data); } @Override public void clearWallpaper() throws IOException { getWallpaperManager().clear(); } @Override public void startActivity(Intent intent) { warnIfCallingFromSystemProcess(); startActivity(intent, null); } /** @hide */ @Override public void startActivityAsUser(Intent intent, UserHandle user) { startActivityAsUser(intent, null, user); } @Override public void startActivity(Intent intent, Bundle options) { warnIfCallingFromSystemProcess(); if ((intent.getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { throw new AndroidRuntimeException( "Calling startActivity() from outside of an Activity " + " context requires the FLAG_ACTIVITY_NEW_TASK flag." + " Is this really what you want?"); } mMainThread.getInstrumentation().execStartActivity( getOuterContext(), mMainThread.getApplicationThread(), null, (Activity)null, intent, -1, options); } /** @hide */ @Override public void startActivityAsUser(Intent intent, Bundle options, UserHandle user) { try { ActivityManagerNative.getDefault().startActivityAsUser( mMainThread.getApplicationThread(), getBasePackageName(), intent, intent.resolveTypeIfNeeded(getContentResolver()), null, null, 0, Intent.FLAG_ACTIVITY_NEW_TASK, null, options, user.getIdentifier()); } catch (RemoteException re) { } } @Override public void startActivities(Intent[] intents) { warnIfCallingFromSystemProcess(); startActivities(intents, null); } /** @hide */ @Override public void startActivitiesAsUser(Intent[] intents, Bundle options, UserHandle userHandle) { if ((intents[0].getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { throw new AndroidRuntimeException( "Calling startActivities() from outside of an Activity " + " context requires the FLAG_ACTIVITY_NEW_TASK flag on first Intent." + " Is this really what you want?"); } mMainThread.getInstrumentation().execStartActivitiesAsUser( getOuterContext(), mMainThread.getApplicationThread(), null, (Activity)null, intents, options, userHandle.getIdentifier()); } @Override public void startActivities(Intent[] intents, Bundle options) { warnIfCallingFromSystemProcess(); if ((intents[0].getFlags()&Intent.FLAG_ACTIVITY_NEW_TASK) == 0) { throw new AndroidRuntimeException( "Calling startActivities() from outside of an Activity " + " context requires the FLAG_ACTIVITY_NEW_TASK flag on first Intent." + " Is this really what you want?"); } mMainThread.getInstrumentation().execStartActivities( getOuterContext(), mMainThread.getApplicationThread(), null, (Activity)null, intents, options); } @Override public void startIntentSender(IntentSender intent, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags) throws IntentSender.SendIntentException { startIntentSender(intent, fillInIntent, flagsMask, flagsValues, extraFlags, null); } @Override public void startIntentSender(IntentSender intent, Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, Bundle options) throws IntentSender.SendIntentException { try { String resolvedType = null; if (fillInIntent != null) { fillInIntent.migrateExtraStreamToClipData(); fillInIntent.prepareToLeaveProcess(); resolvedType = fillInIntent.resolveTypeIfNeeded(getContentResolver()); } int result = ActivityManagerNative.getDefault() .startActivityIntentSender(mMainThread.getApplicationThread(), intent, fillInIntent, resolvedType, null, null, 0, flagsMask, flagsValues, options); if (result == ActivityManager.START_CANCELED) { throw new IntentSender.SendIntentException(); } Instrumentation.checkStartActivityResult(result, null); } catch (RemoteException e) { } } @Override public void sendBroadcast(Intent intent) { warnIfCallingFromSystemProcess(); String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, null, AppOpsManager.OP_NONE, false, false, getUserId()); } catch (RemoteException e) { } } @Override public void sendBroadcast(Intent intent, String receiverPermission) { warnIfCallingFromSystemProcess(); String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, receiverPermission, AppOpsManager.OP_NONE, false, false, getUserId()); } catch (RemoteException e) { } } @Override public void sendBroadcast(Intent intent, String receiverPermission, int appOp) { warnIfCallingFromSystemProcess(); String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, receiverPermission, appOp, false, false, getUserId()); } catch (RemoteException e) { } } @Override public void sendOrderedBroadcast(Intent intent, String receiverPermission) { warnIfCallingFromSystemProcess(); String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, receiverPermission, AppOpsManager.OP_NONE, true, false, getUserId()); } catch (RemoteException e) { } } @Override public void sendOrderedBroadcast(Intent intent, String receiverPermission, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras) { sendOrderedBroadcast(intent, receiverPermission, AppOpsManager.OP_NONE, resultReceiver, scheduler, initialCode, initialData, initialExtras); } @Override public void sendOrderedBroadcast(Intent intent, String receiverPermission, int appOp, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras) { warnIfCallingFromSystemProcess(); IIntentReceiver rd = null; if (resultReceiver != null) { if (mPackageInfo != null) { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = mPackageInfo.getReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, mMainThread.getInstrumentation(), false); } else { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = new LoadedApk.ReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); } } String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, rd, initialCode, initialData, initialExtras, receiverPermission, appOp, true, false, getUserId()); } catch (RemoteException e) { } } @Override public void sendBroadcastAsUser(Intent intent, UserHandle user) { String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent(mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, null, AppOpsManager.OP_NONE, false, false, user.getIdentifier()); } catch (RemoteException e) { } } @Override public void sendBroadcastAsUser(Intent intent, UserHandle user, String receiverPermission) { String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, receiverPermission, AppOpsManager.OP_NONE, false, false, user.getIdentifier()); } catch (RemoteException e) { } } @Override public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user, String receiverPermission, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras) { sendOrderedBroadcastAsUser(intent, user, receiverPermission, AppOpsManager.OP_NONE, resultReceiver, scheduler, initialCode, initialData, initialExtras); } @Override public void sendOrderedBroadcastAsUser(Intent intent, UserHandle user, String receiverPermission, int appOp, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras) { IIntentReceiver rd = null; if (resultReceiver != null) { if (mPackageInfo != null) { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = mPackageInfo.getReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, mMainThread.getInstrumentation(), false); } else { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = new LoadedApk.ReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); } } String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, rd, initialCode, initialData, initialExtras, receiverPermission, appOp, true, false, user.getIdentifier()); } catch (RemoteException e) { } } @Override public void sendStickyBroadcast(Intent intent) { warnIfCallingFromSystemProcess(); String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, null, AppOpsManager.OP_NONE, false, true, getUserId()); } catch (RemoteException e) { } } @Override public void sendStickyOrderedBroadcast(Intent intent, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras) { warnIfCallingFromSystemProcess(); IIntentReceiver rd = null; if (resultReceiver != null) { if (mPackageInfo != null) { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = mPackageInfo.getReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, mMainThread.getInstrumentation(), false); } else { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = new LoadedApk.ReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); } } String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, rd, initialCode, initialData, initialExtras, null, AppOpsManager.OP_NONE, true, true, getUserId()); } catch (RemoteException e) { } } @Override public void removeStickyBroadcast(Intent intent) { String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); if (resolvedType != null) { intent = new Intent(intent); intent.setDataAndType(intent.getData(), resolvedType); } try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().unbroadcastIntent( mMainThread.getApplicationThread(), intent, getUserId()); } catch (RemoteException e) { } } @Override public void sendStickyBroadcastAsUser(Intent intent, UserHandle user) { String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, null, Activity.RESULT_OK, null, null, null, AppOpsManager.OP_NONE, false, true, user.getIdentifier()); } catch (RemoteException e) { } } @Override public void sendStickyOrderedBroadcastAsUser(Intent intent, UserHandle user, BroadcastReceiver resultReceiver, Handler scheduler, int initialCode, String initialData, Bundle initialExtras) { IIntentReceiver rd = null; if (resultReceiver != null) { if (mPackageInfo != null) { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = mPackageInfo.getReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, mMainThread.getInstrumentation(), false); } else { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = new LoadedApk.ReceiverDispatcher( resultReceiver, getOuterContext(), scheduler, null, false).getIIntentReceiver(); } } String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().broadcastIntent( mMainThread.getApplicationThread(), intent, resolvedType, rd, initialCode, initialData, initialExtras, null, AppOpsManager.OP_NONE, true, true, user.getIdentifier()); } catch (RemoteException e) { } } @Override public void removeStickyBroadcastAsUser(Intent intent, UserHandle user) { String resolvedType = intent.resolveTypeIfNeeded(getContentResolver()); if (resolvedType != null) { intent = new Intent(intent); intent.setDataAndType(intent.getData(), resolvedType); } try { intent.prepareToLeaveProcess(); ActivityManagerNative.getDefault().unbroadcastIntent( mMainThread.getApplicationThread(), intent, user.getIdentifier()); } catch (RemoteException e) { } } @Override public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) { return registerReceiver(receiver, filter, null, null); } @Override public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter, String broadcastPermission, Handler scheduler) { return registerReceiverInternal(receiver, getUserId(), filter, broadcastPermission, scheduler, getOuterContext()); } @Override public Intent registerReceiverAsUser(BroadcastReceiver receiver, UserHandle user, IntentFilter filter, String broadcastPermission, Handler scheduler) { return registerReceiverInternal(receiver, user.getIdentifier(), filter, broadcastPermission, scheduler, getOuterContext()); } private Intent registerReceiverInternal(BroadcastReceiver receiver, int userId, IntentFilter filter, String broadcastPermission, Handler scheduler, Context context) { IIntentReceiver rd = null; if (receiver != null) { if (mPackageInfo != null && context != null) { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = mPackageInfo.getReceiverDispatcher( receiver, context, scheduler, mMainThread.getInstrumentation(), true); } else { if (scheduler == null) { scheduler = mMainThread.getHandler(); } rd = new LoadedApk.ReceiverDispatcher( receiver, context, scheduler, null, true).getIIntentReceiver(); } } try { return ActivityManagerNative.getDefault().registerReceiver( mMainThread.getApplicationThread(), mBasePackageName, rd, filter, broadcastPermission, userId); } catch (RemoteException e) { return null; } } @Override public void unregisterReceiver(BroadcastReceiver receiver) { if (mPackageInfo != null) { IIntentReceiver rd = mPackageInfo.forgetReceiverDispatcher( getOuterContext(), receiver); try { ActivityManagerNative.getDefault().unregisterReceiver(rd); } catch (RemoteException e) { } } else { throw new RuntimeException("Not supported in system context"); } } private void validateServiceIntent(Intent service) { if (service.getComponent() == null && service.getPackage() == null) { if (getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.LOLLIPOP) { IllegalArgumentException ex = new IllegalArgumentException( "Service Intent must be explicit: " + service); throw ex; } else { Log.w(TAG, "Implicit intents with startService are not safe: " + service + " " + Debug.getCallers(2, 3)); } } } @Override public ComponentName startService(Intent service) { warnIfCallingFromSystemProcess(); return startServiceCommon(service, mUser); } @Override public boolean stopService(Intent service) { warnIfCallingFromSystemProcess(); return stopServiceCommon(service, mUser); } @Override public ComponentName startServiceAsUser(Intent service, UserHandle user) { return startServiceCommon(service, user); } private ComponentName startServiceCommon(Intent service, UserHandle user) { try { validateServiceIntent(service); service.prepareToLeaveProcess(); ComponentName cn = ActivityManagerNative.getDefault().startService( mMainThread.getApplicationThread(), service, service.resolveTypeIfNeeded(getContentResolver()), user.getIdentifier()); if (cn != null) { if (cn.getPackageName().equals("!")) { throw new SecurityException( "Not allowed to start service " + service + " without permission " + cn.getClassName()); } else if (cn.getPackageName().equals("!!")) { throw new SecurityException( "Unable to start service " + service + ": " + cn.getClassName()); } } return cn; } catch (RemoteException e) { return null; } } @Override public boolean stopServiceAsUser(Intent service, UserHandle user) { return stopServiceCommon(service, user); } private boolean stopServiceCommon(Intent service, UserHandle user) { try { validateServiceIntent(service); service.prepareToLeaveProcess(); int res = ActivityManagerNative.getDefault().stopService( mMainThread.getApplicationThread(), service, service.resolveTypeIfNeeded(getContentResolver()), user.getIdentifier()); if (res < 0) { throw new SecurityException( "Not allowed to stop service " + service); } return res != 0; } catch (RemoteException e) { return false; } } @Override public boolean bindService(Intent service, ServiceConnection conn, int flags) { warnIfCallingFromSystemProcess(); return bindServiceCommon(service, conn, flags, Process.myUserHandle()); } /** @hide */ @Override public boolean bindServiceAsUser(Intent service, ServiceConnection conn, int flags, UserHandle user) { return bindServiceCommon(service, conn, flags, user); } private boolean bindServiceCommon(Intent service, ServiceConnection conn, int flags, UserHandle user) { IServiceConnection sd; if (conn == null) { throw new IllegalArgumentException("connection is null"); } if (mPackageInfo != null) { sd = mPackageInfo.getServiceDispatcher(conn, getOuterContext(), mMainThread.getHandler(), flags); } else { throw new RuntimeException("Not supported in system context"); } validateServiceIntent(service); try { IBinder token = getActivityToken(); if (token == null && (flags&BIND_AUTO_CREATE) == 0 && mPackageInfo != null && mPackageInfo.getApplicationInfo().targetSdkVersion < android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH) { flags |= BIND_WAIVE_PRIORITY; } service.prepareToLeaveProcess(); int res = ActivityManagerNative.getDefault().bindService( mMainThread.getApplicationThread(), getActivityToken(), service, service.resolveTypeIfNeeded(getContentResolver()), sd, flags, user.getIdentifier()); if (res < 0) { throw new SecurityException( "Not allowed to bind to service " + service); } return res != 0; } catch (RemoteException e) { return false; } } @Override public void unbindService(ServiceConnection conn) { if (conn == null) { throw new IllegalArgumentException("connection is null"); } if (mPackageInfo != null) { IServiceConnection sd = mPackageInfo.forgetServiceDispatcher( getOuterContext(), conn); try { ActivityManagerNative.getDefault().unbindService(sd); } catch (RemoteException e) { } } else { throw new RuntimeException("Not supported in system context"); } } @Override public boolean startInstrumentation(ComponentName className, String profileFile, Bundle arguments) { try { if (arguments != null) { arguments.setAllowFds(false); } return ActivityManagerNative.getDefault().startInstrumentation( className, profileFile, 0, arguments, null, null, getUserId(), null /* ABI override */); } catch (RemoteException e) { // System has crashed, nothing we can do. } return false; } @Override public Object getSystemService(String name) { ServiceFetcher fetcher = SYSTEM_SERVICE_MAP.get(name); return fetcher == null ? null : fetcher.getService(this); } private WallpaperManager getWallpaperManager() { return (WallpaperManager) WALLPAPER_FETCHER.getService(this); } /* package */ static DropBoxManager createDropBoxManager() { IBinder b = ServiceManager.getService(DROPBOX_SERVICE); IDropBoxManagerService service = IDropBoxManagerService.Stub.asInterface(b); if (service == null) { // Don't return a DropBoxManager that will NPE upon use. // This also avoids caching a broken DropBoxManager in // getDropBoxManager during early boot, before the // DROPBOX_SERVICE is registered. return null; } return new DropBoxManager(service); } @Override public int checkPermission(String permission, int pid, int uid) { if (permission == null) { throw new IllegalArgumentException("permission is null"); } try { return ActivityManagerNative.getDefault().checkPermission( permission, pid, uid); } catch (RemoteException e) { return PackageManager.PERMISSION_DENIED; } } @Override public int checkCallingPermission(String permission) { if (permission == null) { throw new IllegalArgumentException("permission is null"); } int pid = Binder.getCallingPid(); if (pid != Process.myPid()) { return checkPermission(permission, pid, Binder.getCallingUid()); } return PackageManager.PERMISSION_DENIED; } @Override public int checkCallingOrSelfPermission(String permission) { if (permission == null) { throw new IllegalArgumentException("permission is null"); } return checkPermission(permission, Binder.getCallingPid(), Binder.getCallingUid()); } private void enforce( String permission, int resultOfCheck, boolean selfToo, int uid, String message) { if (resultOfCheck != PackageManager.PERMISSION_GRANTED) { throw new SecurityException( (message != null ? (message + ": ") : "") + (selfToo ? "Neither user " + uid + " nor current process has " : "uid " + uid + " does not have ") + permission + "."); } } public void enforcePermission( String permission, int pid, int uid, String message) { enforce(permission, checkPermission(permission, pid, uid), false, uid, message); } public void enforceCallingPermission(String permission, String message) { enforce(permission, checkCallingPermission(permission), false, Binder.getCallingUid(), message); } public void enforceCallingOrSelfPermission( String permission, String message) { enforce(permission, checkCallingOrSelfPermission(permission), true, Binder.getCallingUid(), message); } @Override public void grantUriPermission(String toPackage, Uri uri, int modeFlags) { try { ActivityManagerNative.getDefault().grantUriPermission( mMainThread.getApplicationThread(), toPackage, ContentProvider.getUriWithoutUserId(uri), modeFlags, resolveUserId(uri)); } catch (RemoteException e) { } } @Override public void revokeUriPermission(Uri uri, int modeFlags) { try { ActivityManagerNative.getDefault().revokeUriPermission( mMainThread.getApplicationThread(), ContentProvider.getUriWithoutUserId(uri), modeFlags, resolveUserId(uri)); } catch (RemoteException e) { } } @Override public int checkUriPermission(Uri uri, int pid, int uid, int modeFlags) { try { return ActivityManagerNative.getDefault().checkUriPermission( ContentProvider.getUriWithoutUserId(uri), pid, uid, modeFlags, resolveUserId(uri)); } catch (RemoteException e) { return PackageManager.PERMISSION_DENIED; } } private int resolveUserId(Uri uri) { return ContentProvider.getUserIdFromUri(uri, getUserId()); } @Override public int checkCallingUriPermission(Uri uri, int modeFlags) { int pid = Binder.getCallingPid(); if (pid != Process.myPid()) { return checkUriPermission(uri, pid, Binder.getCallingUid(), modeFlags); } return PackageManager.PERMISSION_DENIED; } @Override public int checkCallingOrSelfUriPermission(Uri uri, int modeFlags) { return checkUriPermission(uri, Binder.getCallingPid(), Binder.getCallingUid(), modeFlags); } @Override public int checkUriPermission(Uri uri, String readPermission, String writePermission, int pid, int uid, int modeFlags) { if (DEBUG) { Log.i("foo", "checkUriPermission: uri=" + uri + "readPermission=" + readPermission + " writePermission=" + writePermission + " pid=" + pid + " uid=" + uid + " mode" + modeFlags); } if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) { if (readPermission == null || checkPermission(readPermission, pid, uid) == PackageManager.PERMISSION_GRANTED) { return PackageManager.PERMISSION_GRANTED; } } if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) { if (writePermission == null || checkPermission(writePermission, pid, uid) == PackageManager.PERMISSION_GRANTED) { return PackageManager.PERMISSION_GRANTED; } } return uri != null ? checkUriPermission(uri, pid, uid, modeFlags) : PackageManager.PERMISSION_DENIED; } private String uriModeFlagToString(int uriModeFlags) { StringBuilder builder = new StringBuilder(); if ((uriModeFlags & Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) { builder.append("read and "); } if ((uriModeFlags & Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) { builder.append("write and "); } if ((uriModeFlags & Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION) != 0) { builder.append("persistable and "); } if ((uriModeFlags & Intent.FLAG_GRANT_PREFIX_URI_PERMISSION) != 0) { builder.append("prefix and "); } if (builder.length() > 5) { builder.setLength(builder.length() - 5); return builder.toString(); } else { throw new IllegalArgumentException("Unknown permission mode flags: " + uriModeFlags); } } private void enforceForUri( int modeFlags, int resultOfCheck, boolean selfToo, int uid, Uri uri, String message) { if (resultOfCheck != PackageManager.PERMISSION_GRANTED) { throw new SecurityException( (message != null ? (message + ": ") : "") + (selfToo ? "Neither user " + uid + " nor current process has " : "User " + uid + " does not have ") + uriModeFlagToString(modeFlags) + " permission on " + uri + "."); } } public void enforceUriPermission( Uri uri, int pid, int uid, int modeFlags, String message) { enforceForUri( modeFlags, checkUriPermission(uri, pid, uid, modeFlags), false, uid, uri, message); } public void enforceCallingUriPermission( Uri uri, int modeFlags, String message) { enforceForUri( modeFlags, checkCallingUriPermission(uri, modeFlags), false, Binder.getCallingUid(), uri, message); } public void enforceCallingOrSelfUriPermission( Uri uri, int modeFlags, String message) { enforceForUri( modeFlags, checkCallingOrSelfUriPermission(uri, modeFlags), true, Binder.getCallingUid(), uri, message); } public void enforceUriPermission( Uri uri, String readPermission, String writePermission, int pid, int uid, int modeFlags, String message) { enforceForUri(modeFlags, checkUriPermission( uri, readPermission, writePermission, pid, uid, modeFlags), false, uid, uri, message); } /** * Logs a warning if the system process directly called a method such as * {@link #startService(Intent)} instead of {@link #startServiceAsUser(Intent, UserHandle)}. * The "AsUser" variants allow us to properly enforce the user's restrictions. */ private void warnIfCallingFromSystemProcess() { if (Process.myUid() == Process.SYSTEM_UID) { Slog.w(TAG, "Calling a method in the system process without a qualified user: " + Debug.getCallers(5)); } } @Override public Context createApplicationContext(ApplicationInfo application, int flags) throws NameNotFoundException { LoadedApk pi = mMainThread.getPackageInfo(application, mResources.getCompatibilityInfo(), flags | CONTEXT_REGISTER_PACKAGE); if (pi != null) { final boolean restricted = (flags & CONTEXT_RESTRICTED) == CONTEXT_RESTRICTED; ContextImpl c = new ContextImpl(this, mMainThread, pi, mActivityToken, new UserHandle(UserHandle.getUserId(application.uid)), restricted, mDisplay, mOverrideConfiguration); if (c.mResources != null) { return c; } } throw new PackageManager.NameNotFoundException( "Application package " + application.packageName + " not found"); } @Override public Context createPackageContext(String packageName, int flags) throws NameNotFoundException { return createPackageContextAsUser(packageName, flags, mUser != null ? mUser : Process.myUserHandle()); } @Override public Context createPackageContextAsUser(String packageName, int flags, UserHandle user) throws NameNotFoundException { final boolean restricted = (flags & CONTEXT_RESTRICTED) == CONTEXT_RESTRICTED; if (packageName.equals("system") || packageName.equals("android")) { return new ContextImpl(this, mMainThread, mPackageInfo, mActivityToken, user, restricted, mDisplay, mOverrideConfiguration); } LoadedApk pi = mMainThread.getPackageInfo(packageName, mResources.getCompatibilityInfo(), flags | CONTEXT_REGISTER_PACKAGE, user.getIdentifier()); if (pi != null) { ContextImpl c = new ContextImpl(this, mMainThread, pi, mActivityToken, user, restricted, mDisplay, mOverrideConfiguration); if (c.mResources != null) { return c; } } // Should be a better exception. throw new PackageManager.NameNotFoundException( "Application package " + packageName + " not found"); } @Override public Context createConfigurationContext(Configuration overrideConfiguration) { if (overrideConfiguration == null) { throw new IllegalArgumentException("overrideConfiguration must not be null"); } return new ContextImpl(this, mMainThread, mPackageInfo, mActivityToken, mUser, mRestricted, mDisplay, overrideConfiguration); } @Override public Context createDisplayContext(Display display) { if (display == null) { throw new IllegalArgumentException("display must not be null"); } return new ContextImpl(this, mMainThread, mPackageInfo, mActivityToken, mUser, mRestricted, display, mOverrideConfiguration); } private int getDisplayId() { return mDisplay != null ? mDisplay.getDisplayId() : Display.DEFAULT_DISPLAY; } @Override public boolean isRestricted() { return mRestricted; } @Override public DisplayAdjustments getDisplayAdjustments(int displayId) { return mDisplayAdjustments; } private File getDataDirFile() { if (mPackageInfo != null) { return mPackageInfo.getDataDirFile(); } throw new RuntimeException("Not supported in system context"); } @Override public File getDir(String name, int mode) { name = "app_" + name; File file = makeFilename(getDataDirFile(), name); if (!file.exists()) { file.mkdir(); setFilePermissionsFromMode(file.getPath(), mode, FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH); } return file; } /** {@hide} */ public int getUserId() { return mUser.getIdentifier(); } static ContextImpl createSystemContext(ActivityThread mainThread) { LoadedApk packageInfo = new LoadedApk(mainThread); ContextImpl context = new ContextImpl(null, mainThread, packageInfo, null, null, false, null, null); context.mResources.updateConfiguration(context.mResourcesManager.getConfiguration(), context.mResourcesManager.getDisplayMetricsLocked(Display.DEFAULT_DISPLAY)); return context; } static ContextImpl createAppContext(ActivityThread mainThread, LoadedApk packageInfo) { if (packageInfo == null) throw new IllegalArgumentException("packageInfo"); return new ContextImpl(null, mainThread, packageInfo, null, null, false, null, null); } static ContextImpl createActivityContext(ActivityThread mainThread, LoadedApk packageInfo, IBinder activityToken) { if (packageInfo == null) throw new IllegalArgumentException("packageInfo"); if (activityToken == null) throw new IllegalArgumentException("activityInfo"); return new ContextImpl(null, mainThread, packageInfo, activityToken, null, false, null, null); } private ContextImpl(ContextImpl container, ActivityThread mainThread, LoadedApk packageInfo, IBinder activityToken, UserHandle user, boolean restricted, Display display, Configuration overrideConfiguration) { mOuterContext = this; mMainThread = mainThread; mActivityToken = activityToken; mRestricted = restricted; if (user == null) { user = Process.myUserHandle(); } mUser = user; mPackageInfo = packageInfo; mResourcesManager = ResourcesManager.getInstance(); mDisplay = display; mOverrideConfiguration = overrideConfiguration; final int displayId = getDisplayId(); CompatibilityInfo compatInfo = null; if (container != null) { compatInfo = container.getDisplayAdjustments(displayId).getCompatibilityInfo(); } if (compatInfo == null && displayId == Display.DEFAULT_DISPLAY) { compatInfo = packageInfo.getCompatibilityInfo(); } mDisplayAdjustments.setCompatibilityInfo(compatInfo); mDisplayAdjustments.setActivityToken(activityToken); Resources resources = packageInfo.getResources(mainThread); if (resources != null) { if (activityToken != null || displayId != Display.DEFAULT_DISPLAY || overrideConfiguration != null || (compatInfo != null && compatInfo.applicationScale != resources.getCompatibilityInfo().applicationScale)) { resources = mResourcesManager.getTopLevelResources(packageInfo.getResDir(), packageInfo.getSplitResDirs(), packageInfo.getOverlayDirs(), packageInfo.getApplicationInfo().sharedLibraryFiles, displayId, overrideConfiguration, compatInfo, activityToken); } } mResources = resources; if (container != null) { mBasePackageName = container.mBasePackageName; mOpPackageName = container.mOpPackageName; } else { mBasePackageName = packageInfo.mPackageName; ApplicationInfo ainfo = packageInfo.getApplicationInfo(); if (ainfo.uid == Process.SYSTEM_UID && ainfo.uid != Process.myUid()) { // Special case: system components allow themselves to be loaded in to other // processes. For purposes of app ops, we must then consider the context as // belonging to the package of this process, not the system itself, otherwise // the package+uid verifications in app ops will fail. mOpPackageName = ActivityThread.currentPackageName(); } else { mOpPackageName = mBasePackageName; } } mContentResolver = new ApplicationContentResolver(this, mainThread, user); } void installSystemApplicationInfo(ApplicationInfo info, ClassLoader classLoader) { mPackageInfo.installSystemApplicationInfo(info, classLoader); } final void scheduleFinalCleanup(String who, String what) { mMainThread.scheduleContextCleanup(this, who, what); } final void performFinalCleanup(String who, String what) { //Log.i(TAG, "Cleanup up context: " + this); mPackageInfo.removeContextRegistrations(getOuterContext(), who, what); } final Context getReceiverRestrictedContext() { if (mReceiverRestrictedContext != null) { return mReceiverRestrictedContext; } return mReceiverRestrictedContext = new ReceiverRestrictedContext(getOuterContext()); } final void setOuterContext(Context context) { mOuterContext = context; } final Context getOuterContext() { return mOuterContext; } final IBinder getActivityToken() { return mActivityToken; } static void setFilePermissionsFromMode(String name, int mode, int extraPermissions) { int perms = FileUtils.S_IRUSR|FileUtils.S_IWUSR |FileUtils.S_IRGRP|FileUtils.S_IWGRP |extraPermissions; if ((mode&MODE_WORLD_READABLE) != 0) { perms |= FileUtils.S_IROTH; } if ((mode&MODE_WORLD_WRITEABLE) != 0) { perms |= FileUtils.S_IWOTH; } if (DEBUG) { Log.i(TAG, "File " + name + ": mode=0x" + Integer.toHexString(mode) + ", perms=0x" + Integer.toHexString(perms)); } FileUtils.setPermissions(name, perms, -1, -1); } private File validateFilePath(String name, boolean createDirectory) { File dir; File f; if (name.charAt(0) == File.separatorChar) { String dirPath = name.substring(0, name.lastIndexOf(File.separatorChar)); dir = new File(dirPath); name = name.substring(name.lastIndexOf(File.separatorChar)); f = new File(dir, name); } else { dir = getDatabasesDir(); f = makeFilename(dir, name); } if (createDirectory && !dir.isDirectory() && dir.mkdir()) { FileUtils.setPermissions(dir.getPath(), FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IXOTH, -1, -1); } return f; } private File makeFilename(File base, String name) { if (name.indexOf(File.separatorChar) < 0) { return new File(base, name); } throw new IllegalArgumentException( "File " + name + " contains a path separator"); } /** * Ensure that given directories exist, trying to create them if missing. If * unable to create, they are filtered by replacing with {@code null}. */ private File[] ensureDirsExistOrFilter(File[] dirs) { File[] result = new File[dirs.length]; for (int i = 0; i < dirs.length; i++) { File dir = dirs[i]; if (!dir.exists()) { if (!dir.mkdirs()) { // recheck existence in case of cross-process race if (!dir.exists()) { // Failing to mkdir() may be okay, since we might not have // enough permissions; ask vold to create on our behalf. final IMountService mount = IMountService.Stub.asInterface( ServiceManager.getService("mount")); int res = -1; try { res = mount.mkdirs(getPackageName(), dir.getAbsolutePath()); } catch (RemoteException e) { } if (res != 0) { Log.w(TAG, "Failed to ensure directory: " + dir); dir = null; } } } } result[i] = dir; } return result; } // ---------------------------------------------------------------------- // ---------------------------------------------------------------------- // ---------------------------------------------------------------------- private static final class ApplicationContentResolver extends ContentResolver { private final ActivityThread mMainThread; private final UserHandle mUser; public ApplicationContentResolver( Context context, ActivityThread mainThread, UserHandle user) { super(context); mMainThread = Preconditions.checkNotNull(mainThread); mUser = Preconditions.checkNotNull(user); } @Override protected IContentProvider acquireProvider(Context context, String auth) { return mMainThread.acquireProvider(context, ContentProvider.getAuthorityWithoutUserId(auth), resolveUserIdFromAuthority(auth), true); } @Override protected IContentProvider acquireExistingProvider(Context context, String auth) { return mMainThread.acquireExistingProvider(context, ContentProvider.getAuthorityWithoutUserId(auth), resolveUserIdFromAuthority(auth), true); } @Override public boolean releaseProvider(IContentProvider provider) { return mMainThread.releaseProvider(provider, true); } @Override protected IContentProvider acquireUnstableProvider(Context c, String auth) { return mMainThread.acquireProvider(c, ContentProvider.getAuthorityWithoutUserId(auth), resolveUserIdFromAuthority(auth), false); } @Override public boolean releaseUnstableProvider(IContentProvider icp) { return mMainThread.releaseProvider(icp, false); } @Override public void unstableProviderDied(IContentProvider icp) { mMainThread.handleUnstableProviderDied(icp.asBinder(), true); } @Override public void appNotRespondingViaProvider(IContentProvider icp) { mMainThread.appNotRespondingViaProvider(icp.asBinder()); } /** @hide */ protected int resolveUserIdFromAuthority(String auth) { return ContentProvider.getUserIdFromAuthority(auth, mUser.getIdentifier()); } } }