core/java/android/app/SystemServiceRegistry.java

   1 /*
   2  * Copyright (C) 2015 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
  17 package android.app;
  18
  19 import android.accounts.AccountManager;
  20 import android.accounts.IAccountManager;
  21 import android.app.admin.DevicePolicyManager;
  22 import android.app.admin.IDevicePolicyManager;
  23 import android.app.job.IJobScheduler;
  24 import android.app.job.JobScheduler;
  25 import android.app.timezone.RulesManager;
  26 import android.app.trust.TrustManager;
  27 import android.app.usage.IStorageStatsManager;
  28 import android.app.usage.IUsageStatsManager;
  29 import android.app.usage.NetworkStatsManager;
  30 import android.app.usage.StorageStatsManager;
  31 import android.app.usage.UsageStatsManager;
  32 import android.appwidget.AppWidgetManager;
  33 import android.bluetooth.BluetoothManager;
  34 import android.companion.CompanionDeviceManager;
  35 import android.companion.ICompanionDeviceManager;
  36 import android.content.ClipboardManager;
  37 import android.content.Context;
  38 import android.content.IRestrictionsManager;
  39 import android.content.RestrictionsManager;
  40 import android.content.pm.IShortcutService;
  41 import android.content.pm.LauncherApps;
  42 import android.content.pm.ShortcutManager;
  43 import android.content.res.Resources;
  44 import android.hardware.ConsumerIrManager;
  45 import android.hardware.ISerialManager;
  46 import android.hardware.SensorManager;
  47 import android.hardware.SerialManager;
  48 import android.hardware.SystemSensorManager;
  49 import android.hardware.camera2.CameraManager;
  50 import android.hardware.display.DisplayManager;
  51 import android.hardware.fingerprint.FingerprintManager;
  52 import android.hardware.fingerprint.IFingerprintService;
  53 import android.hardware.hdmi.HdmiControlManager;
  54 import android.hardware.hdmi.IHdmiControlService;
  55 import android.hardware.input.InputManager;
  56 import android.hardware.location.ContextHubManager;
  57 import android.hardware.radio.RadioManager;
  58 import android.hardware.usb.IUsbManager;
  59 import android.hardware.usb.UsbManager;
  60 import android.location.CountryDetector;
  61 import android.location.ICountryDetector;
  62 import android.location.ILocationManager;
  63 import android.location.LocationManager;
  64 import android.media.AudioManager;
  65 import android.media.MediaRouter;
  66 import android.media.midi.IMidiManager;
  67 import android.media.midi.MidiManager;
  68 import android.media.projection.MediaProjectionManager;
  69 import android.media.session.MediaSessionManager;
  70 import android.media.soundtrigger.SoundTriggerManager;
  71 import android.media.tv.ITvInputManager;
  72 import android.media.tv.TvInputManager;
  73 import android.net.ConnectivityManager;
  74 import android.net.ConnectivityThread;
  75 import android.net.EthernetManager;
  76 import android.net.IConnectivityManager;
  77 import android.net.IEthernetManager;
  78 import android.net.IIpSecService;
  79 import android.net.INetworkPolicyManager;
  80 import android.net.IpSecManager;
  81 import android.net.NetworkPolicyManager;
  82 import android.net.NetworkScoreManager;
  83 import android.net.nsd.INsdManager;
  84 import android.net.nsd.NsdManager;
  85 import android.net.wifi.IRttManager;
  86 import android.net.wifi.IWifiManager;
  87 import android.net.wifi.IWifiScanner;
  88 import android.net.wifi.RttManager;
  89 import android.net.wifi.WifiManager;
  90 import android.net.wifi.WifiScanner;
  91 import android.net.wifi.aware.IWifiAwareManager;
  92 import android.net.wifi.aware.WifiAwareManager;
  93 import android.net.wifi.p2p.IWifiP2pManager;
  94 import android.net.wifi.p2p.WifiP2pManager;
  95 import android.nfc.NfcManager;
  96 import android.os.BatteryManager;
  97 import android.os.BatteryStats;
  98 import android.os.Build;
  99 import android.os.DropBoxManager;
 100 import android.os.HardwarePropertiesManager;
 101 import android.os.IBatteryPropertiesRegistrar;
 102 import android.os.IBinder;
 103 import android.os.IHardwarePropertiesManager;
 104 import android.os.IPowerManager;
 105 import android.os.IRecoverySystem;
 106 import android.os.IUserManager;
 107 import android.os.IncidentManager;
 108 import android.os.PowerManager;
 109 import android.os.Process;
 110 import android.os.RecoverySystem;
 111 import android.os.ServiceManager;
 112 import android.os.ServiceManager.ServiceNotFoundException;
 113 import android.os.SystemVibrator;
 114 import android.os.UserHandle;
 115 import android.os.UserManager;
 116 import android.os.Vibrator;
 117 import android.os.health.SystemHealthManager;
 118 import android.os.storage.StorageManager;
 119 import android.print.IPrintManager;
 120 import android.print.PrintManager;
 121 import android.service.oemlock.IOemLockService;
 122 import android.service.oemlock.OemLockManager;
 123 import android.service.persistentdata.IPersistentDataBlockService;
 124 import android.service.persistentdata.PersistentDataBlockManager;
 125 import android.service.vr.IVrManager;
 126 import android.telecom.TelecomManager;
 127 import android.telephony.CarrierConfigManager;
 128 import android.telephony.SubscriptionManager;
 129 import android.telephony.TelephonyManager;
 130 import android.util.Log;
 131 import android.view.ContextThemeWrapper;
 132 import android.view.LayoutInflater;
 133 import android.view.WindowManager;
 134 import android.view.WindowManagerImpl;
 135 import android.view.accessibility.AccessibilityManager;
 136 import android.view.accessibility.CaptioningManager;
 137 import android.view.autofill.AutofillManager;
 138 import android.view.autofill.IAutoFillManager;
 139 import android.view.inputmethod.InputMethodManager;
 140 import android.view.textclassifier.TextClassificationManager;
 141 import android.view.textservice.TextServicesManager;
 142
 143 import com.android.internal.app.IAppOpsService;
 144 import com.android.internal.app.IBatteryStats;
 145 import com.android.internal.app.ISoundTriggerService;
 146 import com.android.internal.appwidget.IAppWidgetService;
 147 import com.android.internal.os.IDropBoxManagerService;
 148 import com.android.internal.policy.PhoneLayoutInflater;
 149
 150 import java.util.HashMap;
 151
 152 /**
 153  * Manages all of the system services that can be returned by {@link Context#getSystemService}.
 154  * Used by {@link ContextImpl}.
 155  */
 156 final class SystemServiceRegistry {
 157     private static final String TAG = "SystemServiceRegistry";
 158
 159     // Service registry information.
 160     // This information is never changed once static initialization has completed.
 161     private static final HashMap<Class<?>, String> SYSTEM_SERVICE_NAMES =
 162             new HashMap<Class<?>, String>();
 163     private static final HashMap<String, ServiceFetcher<?>> SYSTEM_SERVICE_FETCHERS =
 164             new HashMap<String, ServiceFetcher<?>>();
 165     private static int sServiceCacheSize;
 166
 167     // Not instantiable.
 168     private SystemServiceRegistry() { }
 169
 170     static {
 171         registerService(Context.ACCESSIBILITY_SERVICE, AccessibilityManager.class,
 172                 new CachedServiceFetcher<AccessibilityManager>() {
 173             @Override
 174             public AccessibilityManager createService(ContextImpl ctx) {
 175                 return AccessibilityManager.getInstance(ctx);
 176             }});
 177
 178         registerService(Context.CAPTIONING_SERVICE, CaptioningManager.class,
 179                 new CachedServiceFetcher<CaptioningManager>() {
 180             @Override
 181             public CaptioningManager createService(ContextImpl ctx) {
 182                 return new CaptioningManager(ctx);
 183             }});
 184
 185         registerService(Context.ACCOUNT_SERVICE, AccountManager.class,
 186                 new CachedServiceFetcher<AccountManager>() {
 187             @Override
 188             public AccountManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 189                 IBinder b = ServiceManager.getServiceOrThrow(Context.ACCOUNT_SERVICE);
 190                 IAccountManager service = IAccountManager.Stub.asInterface(b);
 191                 return new AccountManager(ctx, service);
 192             }});
 193
 194         registerService(Context.ACTIVITY_SERVICE, ActivityManager.class,
 195                 new CachedServiceFetcher<ActivityManager>() {
 196             @Override
 197             public ActivityManager createService(ContextImpl ctx) {
 198                 return new ActivityManager(ctx.getOuterContext(), ctx.mMainThread.getHandler());
 199             }});
 200
 201         registerService(Context.ALARM_SERVICE, AlarmManager.class,
 202                 new CachedServiceFetcher<AlarmManager>() {
 203             @Override
 204             public AlarmManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 205                 IBinder b = ServiceManager.getServiceOrThrow(Context.ALARM_SERVICE);
 206                 IAlarmManager service = IAlarmManager.Stub.asInterface(b);
 207                 return new AlarmManager(service, ctx);
 208             }});
 209
 210         registerService(Context.AUDIO_SERVICE, AudioManager.class,
 211                 new CachedServiceFetcher<AudioManager>() {
 212             @Override
 213             public AudioManager createService(ContextImpl ctx) {
 214                 return new AudioManager(ctx);
 215             }});
 216
 217         registerService(Context.MEDIA_ROUTER_SERVICE, MediaRouter.class,
 218                 new CachedServiceFetcher<MediaRouter>() {
 219             @Override
 220             public MediaRouter createService(ContextImpl ctx) {
 221                 return new MediaRouter(ctx);
 222             }});
 223
 224         registerService(Context.BLUETOOTH_SERVICE, BluetoothManager.class,
 225                 new CachedServiceFetcher<BluetoothManager>() {
 226             @Override
 227             public BluetoothManager createService(ContextImpl ctx) {
 228                 return new BluetoothManager(ctx);
 229             }});
 230
 231         registerService(Context.HDMI_CONTROL_SERVICE, HdmiControlManager.class,
 232                 new StaticServiceFetcher<HdmiControlManager>() {
 233             @Override
 234             public HdmiControlManager createService() throws ServiceNotFoundException {
 235                 IBinder b = ServiceManager.getServiceOrThrow(Context.HDMI_CONTROL_SERVICE);
 236                 return new HdmiControlManager(IHdmiControlService.Stub.asInterface(b));
 237             }});
 238
 239         registerService(Context.TEXT_CLASSIFICATION_SERVICE, TextClassificationManager.class,
 240                 new CachedServiceFetcher<TextClassificationManager>() {
 241             @Override
 242             public TextClassificationManager createService(ContextImpl ctx) {
 243                 return new TextClassificationManager(ctx);
 244             }});
 245
 246         registerService(Context.CLIPBOARD_SERVICE, ClipboardManager.class,
 247                 new CachedServiceFetcher<ClipboardManager>() {
 248             @Override
 249             public ClipboardManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 250                 return new ClipboardManager(ctx.getOuterContext(),
 251                         ctx.mMainThread.getHandler());
 252             }});
 253
 254         // The clipboard service moved to a new package.  If someone asks for the old
 255         // interface by class then we want to redirect over to the new interface instead
 256         // (which extends it).
 257         SYSTEM_SERVICE_NAMES.put(android.text.ClipboardManager.class, Context.CLIPBOARD_SERVICE);
 258
 259         registerService(Context.CONNECTIVITY_SERVICE, ConnectivityManager.class,
 260                 new StaticApplicationContextServiceFetcher<ConnectivityManager>() {
 261             @Override
 262             public ConnectivityManager createService(Context context) throws ServiceNotFoundException {
 263                 IBinder b = ServiceManager.getServiceOrThrow(Context.CONNECTIVITY_SERVICE);
 264                 IConnectivityManager service = IConnectivityManager.Stub.asInterface(b);
 265                 return new ConnectivityManager(context, service);
 266             }});
 267
 268         registerService(Context.IPSEC_SERVICE, IpSecManager.class,
 269                 new StaticServiceFetcher<IpSecManager>() {
 270             @Override
 271             public IpSecManager createService() {
 272                 IBinder b = ServiceManager.getService(Context.IPSEC_SERVICE);
 273                 IIpSecService service = IIpSecService.Stub.asInterface(b);
 274                 return new IpSecManager(service);
 275             }});
 276
 277         registerService(Context.COUNTRY_DETECTOR, CountryDetector.class,
 278                 new StaticServiceFetcher<CountryDetector>() {
 279             @Override
 280             public CountryDetector createService() throws ServiceNotFoundException {
 281                 IBinder b = ServiceManager.getServiceOrThrow(Context.COUNTRY_DETECTOR);
 282                 return new CountryDetector(ICountryDetector.Stub.asInterface(b));
 283             }});
 284
 285         registerService(Context.DEVICE_POLICY_SERVICE, DevicePolicyManager.class,
 286                 new CachedServiceFetcher<DevicePolicyManager>() {
 287             @Override
 288             public DevicePolicyManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 289                 IBinder b = ServiceManager.getServiceOrThrow(Context.DEVICE_POLICY_SERVICE);
 290                 return new DevicePolicyManager(ctx, IDevicePolicyManager.Stub.asInterface(b));
 291             }});
 292
 293         registerService(Context.DOWNLOAD_SERVICE, DownloadManager.class,
 294                 new CachedServiceFetcher<DownloadManager>() {
 295             @Override
 296             public DownloadManager createService(ContextImpl ctx) {
 297                 return new DownloadManager(ctx);
 298             }});
 299
 300         registerService(Context.BATTERY_SERVICE, BatteryManager.class,
 301                 new StaticServiceFetcher<BatteryManager>() {
 302             @Override
 303             public BatteryManager createService() throws ServiceNotFoundException {
 304                 IBatteryStats stats = IBatteryStats.Stub.asInterface(
 305                         ServiceManager.getServiceOrThrow(BatteryStats.SERVICE_NAME));
 306                 IBatteryPropertiesRegistrar registrar = IBatteryPropertiesRegistrar.Stub
 307                         .asInterface(ServiceManager.getServiceOrThrow("batteryproperties"));
 308                 return new BatteryManager(stats, registrar);
 309             }});
 310
 311         registerService(Context.NFC_SERVICE, NfcManager.class,
 312                 new CachedServiceFetcher<NfcManager>() {
 313             @Override
 314             public NfcManager createService(ContextImpl ctx) {
 315                 return new NfcManager(ctx);
 316             }});
 317
 318         registerService(Context.DROPBOX_SERVICE, DropBoxManager.class,
 319                 new CachedServiceFetcher<DropBoxManager>() {
 320             @Override
 321             public DropBoxManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 322                 IBinder b = ServiceManager.getServiceOrThrow(Context.DROPBOX_SERVICE);
 323                 IDropBoxManagerService service = IDropBoxManagerService.Stub.asInterface(b);
 324                 return new DropBoxManager(ctx, service);
 325             }});
 326
 327         registerService(Context.INPUT_SERVICE, InputManager.class,
 328                 new StaticServiceFetcher<InputManager>() {
 329             @Override
 330             public InputManager createService() {
 331                 return InputManager.getInstance();
 332             }});
 333
 334         registerService(Context.DISPLAY_SERVICE, DisplayManager.class,
 335                 new CachedServiceFetcher<DisplayManager>() {
 336             @Override
 337             public DisplayManager createService(ContextImpl ctx) {
 338                 return new DisplayManager(ctx.getOuterContext());
 339             }});
 340
 341         registerService(Context.INPUT_METHOD_SERVICE, InputMethodManager.class,
 342                 new StaticServiceFetcher<InputMethodManager>() {
 343             @Override
 344             public InputMethodManager createService() {
 345                 return InputMethodManager.getInstance();
 346             }});
 347
 348         registerService(Context.TEXT_SERVICES_MANAGER_SERVICE, TextServicesManager.class,
 349                 new StaticServiceFetcher<TextServicesManager>() {
 350             @Override
 351             public TextServicesManager createService() {
 352                 return TextServicesManager.getInstance();
 353             }});
 354
 355         registerService(Context.KEYGUARD_SERVICE, KeyguardManager.class,
 356                 new CachedServiceFetcher<KeyguardManager>() {
 357             @Override
 358             public KeyguardManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 359                 return new KeyguardManager(ctx);
 360             }});
 361
 362         registerService(Context.LAYOUT_INFLATER_SERVICE, LayoutInflater.class,
 363                 new CachedServiceFetcher<LayoutInflater>() {
 364             @Override
 365             public LayoutInflater createService(ContextImpl ctx) {
 366                 return new PhoneLayoutInflater(ctx.getOuterContext());
 367             }});
 368
 369         registerService(Context.LOCATION_SERVICE, LocationManager.class,
 370                 new CachedServiceFetcher<LocationManager>() {
 371             @Override
 372             public LocationManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 373                 IBinder b = ServiceManager.getServiceOrThrow(Context.LOCATION_SERVICE);
 374                 return new LocationManager(ctx, ILocationManager.Stub.asInterface(b));
 375             }});
 376
 377         registerService(Context.NETWORK_POLICY_SERVICE, NetworkPolicyManager.class,
 378                 new CachedServiceFetcher<NetworkPolicyManager>() {
 379             @Override
 380             public NetworkPolicyManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 381                 return new NetworkPolicyManager(ctx, INetworkPolicyManager.Stub.asInterface(
 382                         ServiceManager.getServiceOrThrow(Context.NETWORK_POLICY_SERVICE)));
 383             }});
 384
 385         registerService(Context.NOTIFICATION_SERVICE, NotificationManager.class,
 386                 new CachedServiceFetcher<NotificationManager>() {
 387             @Override
 388             public NotificationManager createService(ContextImpl ctx) {
 389                 final Context outerContext = ctx.getOuterContext();
 390                 return new NotificationManager(
 391                     new ContextThemeWrapper(outerContext,
 392                             Resources.selectSystemTheme(0,
 393                                     outerContext.getApplicationInfo().targetSdkVersion,
 394                                     com.android.internal.R.style.Theme_Dialog,
 395                                     com.android.internal.R.style.Theme_Holo_Dialog,
 396                                     com.android.internal.R.style.Theme_DeviceDefault_Dialog,
 397                                     com.android.internal.R.style.Theme_DeviceDefault_Light_Dialog)),
 398                     ctx.mMainThread.getHandler());
 399             }});
 400
 401         registerService(Context.NSD_SERVICE, NsdManager.class,
 402                 new CachedServiceFetcher<NsdManager>() {
 403             @Override
 404             public NsdManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 405                 IBinder b = ServiceManager.getServiceOrThrow(Context.NSD_SERVICE);
 406                 INsdManager service = INsdManager.Stub.asInterface(b);
 407                 return new NsdManager(ctx.getOuterContext(), service);
 408             }});
 409
 410         registerService(Context.POWER_SERVICE, PowerManager.class,
 411                 new CachedServiceFetcher<PowerManager>() {
 412             @Override
 413             public PowerManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 414                 IBinder b = ServiceManager.getServiceOrThrow(Context.POWER_SERVICE);
 415                 IPowerManager service = IPowerManager.Stub.asInterface(b);
 416                 return new PowerManager(ctx.getOuterContext(),
 417                         service, ctx.mMainThread.getHandler());
 418             }});
 419
 420         registerService(Context.RECOVERY_SERVICE, RecoverySystem.class,
 421                 new CachedServiceFetcher<RecoverySystem>() {
 422             @Override
 423             public RecoverySystem createService(ContextImpl ctx) throws ServiceNotFoundException {
 424                 IBinder b = ServiceManager.getServiceOrThrow(Context.RECOVERY_SERVICE);
 425                 IRecoverySystem service = IRecoverySystem.Stub.asInterface(b);
 426                 return new RecoverySystem(service);
 427             }});
 428
 429         registerService(Context.SEARCH_SERVICE, SearchManager.class,
 430                 new CachedServiceFetcher<SearchManager>() {
 431             @Override
 432             public SearchManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 433                 return new SearchManager(ctx.getOuterContext(),
 434                         ctx.mMainThread.getHandler());
 435             }});
 436
 437         registerService(Context.SENSOR_SERVICE, SensorManager.class,
 438                 new CachedServiceFetcher<SensorManager>() {
 439             @Override
 440             public SensorManager createService(ContextImpl ctx) {
 441                 return new SystemSensorManager(ctx.getOuterContext(),
 442                   ctx.mMainThread.getHandler().getLooper());
 443             }});
 444
 445         registerService(Context.STATUS_BAR_SERVICE, StatusBarManager.class,
 446                 new CachedServiceFetcher<StatusBarManager>() {
 447             @Override
 448             public StatusBarManager createService(ContextImpl ctx) {
 449                 return new StatusBarManager(ctx.getOuterContext());
 450             }});
 451
 452         registerService(Context.STORAGE_SERVICE, StorageManager.class,
 453                 new CachedServiceFetcher<StorageManager>() {
 454             @Override
 455             public StorageManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 456                 return new StorageManager(ctx, ctx.mMainThread.getHandler().getLooper());
 457             }});
 458
 459         registerService(Context.STORAGE_STATS_SERVICE, StorageStatsManager.class,
 460                 new CachedServiceFetcher<StorageStatsManager>() {
 461             @Override
 462             public StorageStatsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 463                 IStorageStatsManager service = IStorageStatsManager.Stub.asInterface(
 464                         ServiceManager.getServiceOrThrow(Context.STORAGE_STATS_SERVICE));
 465                 return new StorageStatsManager(ctx, service);
 466             }});
 467
 468         registerService(Context.TELEPHONY_SERVICE, TelephonyManager.class,
 469                 new CachedServiceFetcher<TelephonyManager>() {
 470             @Override
 471             public TelephonyManager createService(ContextImpl ctx) {
 472                 return new TelephonyManager(ctx.getOuterContext());
 473             }});
 474
 475         registerService(Context.TELEPHONY_SUBSCRIPTION_SERVICE, SubscriptionManager.class,
 476                 new CachedServiceFetcher<SubscriptionManager>() {
 477             @Override
 478             public SubscriptionManager createService(ContextImpl ctx) {
 479                 return new SubscriptionManager(ctx.getOuterContext());
 480             }});
 481
 482         registerService(Context.CARRIER_CONFIG_SERVICE, CarrierConfigManager.class,
 483                 new CachedServiceFetcher<CarrierConfigManager>() {
 484             @Override
 485             public CarrierConfigManager createService(ContextImpl ctx) {
 486                 return new CarrierConfigManager();
 487             }});
 488
 489         registerService(Context.TELECOM_SERVICE, TelecomManager.class,
 490                 new CachedServiceFetcher<TelecomManager>() {
 491             @Override
 492             public TelecomManager createService(ContextImpl ctx) {
 493                 return new TelecomManager(ctx.getOuterContext());
 494             }});
 495
 496         registerService(Context.UI_MODE_SERVICE, UiModeManager.class,
 497                 new CachedServiceFetcher<UiModeManager>() {
 498             @Override
 499             public UiModeManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 500                 return new UiModeManager();
 501             }});
 502
 503         registerService(Context.USB_SERVICE, UsbManager.class,
 504                 new CachedServiceFetcher<UsbManager>() {
 505             @Override
 506             public UsbManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 507                 IBinder b = ServiceManager.getServiceOrThrow(Context.USB_SERVICE);
 508                 return new UsbManager(ctx, IUsbManager.Stub.asInterface(b));
 509             }});
 510
 511         registerService(Context.SERIAL_SERVICE, SerialManager.class,
 512                 new CachedServiceFetcher<SerialManager>() {
 513             @Override
 514             public SerialManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 515                 IBinder b = ServiceManager.getServiceOrThrow(Context.SERIAL_SERVICE);
 516                 return new SerialManager(ctx, ISerialManager.Stub.asInterface(b));
 517             }});
 518
 519         registerService(Context.VIBRATOR_SERVICE, Vibrator.class,
 520                 new CachedServiceFetcher<Vibrator>() {
 521             @Override
 522             public Vibrator createService(ContextImpl ctx) {
 523                 return new SystemVibrator(ctx);
 524             }});
 525
 526         registerService(Context.WALLPAPER_SERVICE, WallpaperManager.class,
 527                 new CachedServiceFetcher<WallpaperManager>() {
 528             @Override
 529             public WallpaperManager createService(ContextImpl ctx) {
 530                 return new WallpaperManager(ctx.getOuterContext(),
 531                         ctx.mMainThread.getHandler());
 532             }});
 533
 534         registerService(Context.WIFI_SERVICE, WifiManager.class,
 535                 new CachedServiceFetcher<WifiManager>() {
 536             @Override
 537             public WifiManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 538                 IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_SERVICE);
 539                 IWifiManager service = IWifiManager.Stub.asInterface(b);
 540                 return new WifiManager(ctx.getOuterContext(), service,
 541                         ConnectivityThread.getInstanceLooper());
 542             }});
 543
 544         registerService(Context.WIFI_P2P_SERVICE, WifiP2pManager.class,
 545                 new StaticServiceFetcher<WifiP2pManager>() {
 546             @Override
 547             public WifiP2pManager createService() throws ServiceNotFoundException {
 548                 IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_P2P_SERVICE);
 549                 IWifiP2pManager service = IWifiP2pManager.Stub.asInterface(b);
 550                 return new WifiP2pManager(service);
 551             }});
 552
 553         registerService(Context.WIFI_AWARE_SERVICE, WifiAwareManager.class,
 554                 new CachedServiceFetcher<WifiAwareManager>() {
 555             @Override
 556             public WifiAwareManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 557                 IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_AWARE_SERVICE);
 558                 IWifiAwareManager service = IWifiAwareManager.Stub.asInterface(b);
 559                 if (service == null) {
 560                     return null;
 561                 }
 562                 return new WifiAwareManager(ctx.getOuterContext(), service);
 563             }});
 564
 565         registerService(Context.WIFI_SCANNING_SERVICE, WifiScanner.class,
 566                 new CachedServiceFetcher<WifiScanner>() {
 567             @Override
 568             public WifiScanner createService(ContextImpl ctx) throws ServiceNotFoundException {
 569                 IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_SCANNING_SERVICE);
 570                 IWifiScanner service = IWifiScanner.Stub.asInterface(b);
 571                 return new WifiScanner(ctx.getOuterContext(), service,
 572                         ConnectivityThread.getInstanceLooper());
 573             }});
 574
 575         registerService(Context.WIFI_RTT_SERVICE, RttManager.class,
 576                 new CachedServiceFetcher<RttManager>() {
 577             @Override
 578             public RttManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 579                 IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_RTT_SERVICE);
 580                 IRttManager service = IRttManager.Stub.asInterface(b);
 581                 return new RttManager(ctx.getOuterContext(), service,
 582                         ConnectivityThread.getInstanceLooper());
 583             }});
 584
 585         registerService(Context.ETHERNET_SERVICE, EthernetManager.class,
 586                 new CachedServiceFetcher<EthernetManager>() {
 587             @Override
 588             public EthernetManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 589                 IBinder b = ServiceManager.getServiceOrThrow(Context.ETHERNET_SERVICE);
 590                 IEthernetManager service = IEthernetManager.Stub.asInterface(b);
 591                 return new EthernetManager(ctx.getOuterContext(), service);
 592             }});
 593
 594         registerService(Context.WINDOW_SERVICE, WindowManager.class,
 595                 new CachedServiceFetcher<WindowManager>() {
 596             @Override
 597             public WindowManager createService(ContextImpl ctx) {
 598                 return new WindowManagerImpl(ctx);
 599             }});
 600
 601         registerService(Context.USER_SERVICE, UserManager.class,
 602                 new CachedServiceFetcher<UserManager>() {
 603             @Override
 604             public UserManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 605                 IBinder b = ServiceManager.getServiceOrThrow(Context.USER_SERVICE);
 606                 IUserManager service = IUserManager.Stub.asInterface(b);
 607                 return new UserManager(ctx, service);
 608             }});
 609
 610         registerService(Context.APP_OPS_SERVICE, AppOpsManager.class,
 611                 new CachedServiceFetcher<AppOpsManager>() {
 612             @Override
 613             public AppOpsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 614                 IBinder b = ServiceManager.getServiceOrThrow(Context.APP_OPS_SERVICE);
 615                 IAppOpsService service = IAppOpsService.Stub.asInterface(b);
 616                 return new AppOpsManager(ctx, service);
 617             }});
 618
 619         registerService(Context.CAMERA_SERVICE, CameraManager.class,
 620                 new CachedServiceFetcher<CameraManager>() {
 621             @Override
 622             public CameraManager createService(ContextImpl ctx) {
 623                 return new CameraManager(ctx);
 624             }});
 625
 626         registerService(Context.LAUNCHER_APPS_SERVICE, LauncherApps.class,
 627                 new CachedServiceFetcher<LauncherApps>() {
 628             @Override
 629             public LauncherApps createService(ContextImpl ctx) {
 630                 return new LauncherApps(ctx);
 631             }});
 632
 633         registerService(Context.RESTRICTIONS_SERVICE, RestrictionsManager.class,
 634                 new CachedServiceFetcher<RestrictionsManager>() {
 635             @Override
 636             public RestrictionsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 637                 IBinder b = ServiceManager.getServiceOrThrow(Context.RESTRICTIONS_SERVICE);
 638                 IRestrictionsManager service = IRestrictionsManager.Stub.asInterface(b);
 639                 return new RestrictionsManager(ctx, service);
 640             }});
 641
 642         registerService(Context.PRINT_SERVICE, PrintManager.class,
 643                 new CachedServiceFetcher<PrintManager>() {
 644             @Override
 645             public PrintManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 646                 // Get the services without throwing as this is an optional feature
 647                 IBinder iBinder = ServiceManager.getService(Context.PRINT_SERVICE);
 648                 IPrintManager service = IPrintManager.Stub.asInterface(iBinder);
 649                 return new PrintManager(ctx.getOuterContext(), service, UserHandle.myUserId(),
 650                         UserHandle.getAppId(Process.myUid()));
 651             }});
 652
 653         registerService(Context.COMPANION_DEVICE_SERVICE, CompanionDeviceManager.class,
 654                 new CachedServiceFetcher<CompanionDeviceManager>() {
 655                     @Override
 656                     public CompanionDeviceManager createService(ContextImpl ctx)
 657                             throws ServiceNotFoundException {
 658                         // Get the services without throwing as this is an optional feature
 659                         IBinder iBinder =
 660                                 ServiceManager.getService(Context.COMPANION_DEVICE_SERVICE);
 661                         ICompanionDeviceManager service =
 662                                 ICompanionDeviceManager.Stub.asInterface(iBinder);
 663                         return new CompanionDeviceManager(service, ctx.getOuterContext());
 664                     }});
 665
 666         registerService(Context.CONSUMER_IR_SERVICE, ConsumerIrManager.class,
 667                 new CachedServiceFetcher<ConsumerIrManager>() {
 668             @Override
 669             public ConsumerIrManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 670                 return new ConsumerIrManager(ctx);
 671             }});
 672
 673         registerService(Context.MEDIA_SESSION_SERVICE, MediaSessionManager.class,
 674                 new CachedServiceFetcher<MediaSessionManager>() {
 675             @Override
 676             public MediaSessionManager createService(ContextImpl ctx) {
 677                 return new MediaSessionManager(ctx);
 678             }});
 679
 680         registerService(Context.TRUST_SERVICE, TrustManager.class,
 681                 new StaticServiceFetcher<TrustManager>() {
 682             @Override
 683             public TrustManager createService() throws ServiceNotFoundException {
 684                 IBinder b = ServiceManager.getServiceOrThrow(Context.TRUST_SERVICE);
 685                 return new TrustManager(b);
 686             }});
 687
 688         registerService(Context.FINGERPRINT_SERVICE, FingerprintManager.class,
 689                 new CachedServiceFetcher<FingerprintManager>() {
 690             @Override
 691             public FingerprintManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 692                 final IBinder binder;
 693                 if (ctx.getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.O) {
 694                     binder = ServiceManager.getServiceOrThrow(Context.FINGERPRINT_SERVICE);
 695                 } else {
 696                     binder = ServiceManager.getService(Context.FINGERPRINT_SERVICE);
 697                 }
 698                 IFingerprintService service = IFingerprintService.Stub.asInterface(binder);
 699                 return new FingerprintManager(ctx.getOuterContext(), service);
 700             }});
 701
 702         registerService(Context.TV_INPUT_SERVICE, TvInputManager.class,
 703                 new StaticServiceFetcher<TvInputManager>() {
 704             @Override
 705             public TvInputManager createService() throws ServiceNotFoundException {
 706                 IBinder iBinder = ServiceManager.getServiceOrThrow(Context.TV_INPUT_SERVICE);
 707                 ITvInputManager service = ITvInputManager.Stub.asInterface(iBinder);
 708                 return new TvInputManager(service, UserHandle.myUserId());
 709             }});
 710
 711         registerService(Context.NETWORK_SCORE_SERVICE, NetworkScoreManager.class,
 712                 new CachedServiceFetcher<NetworkScoreManager>() {
 713             @Override
 714             public NetworkScoreManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 715                 return new NetworkScoreManager(ctx);
 716             }});
 717
 718         registerService(Context.USAGE_STATS_SERVICE, UsageStatsManager.class,
 719                 new CachedServiceFetcher<UsageStatsManager>() {
 720             @Override
 721             public UsageStatsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 722                 IBinder iBinder = ServiceManager.getServiceOrThrow(Context.USAGE_STATS_SERVICE);
 723                 IUsageStatsManager service = IUsageStatsManager.Stub.asInterface(iBinder);
 724                 return new UsageStatsManager(ctx.getOuterContext(), service);
 725             }});
 726
 727         registerService(Context.NETWORK_STATS_SERVICE, NetworkStatsManager.class,
 728                 new CachedServiceFetcher<NetworkStatsManager>() {
 729             @Override
 730             public NetworkStatsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 731                 return new NetworkStatsManager(ctx.getOuterContext());
 732             }});
 733
 734         registerService(Context.JOB_SCHEDULER_SERVICE, JobScheduler.class,
 735                 new StaticServiceFetcher<JobScheduler>() {
 736             @Override
 737             public JobScheduler createService() throws ServiceNotFoundException {
 738                 IBinder b = ServiceManager.getServiceOrThrow(Context.JOB_SCHEDULER_SERVICE);
 739                 return new JobSchedulerImpl(IJobScheduler.Stub.asInterface(b));
 740             }});
 741
 742         registerService(Context.PERSISTENT_DATA_BLOCK_SERVICE, PersistentDataBlockManager.class,
 743                 new StaticServiceFetcher<PersistentDataBlockManager>() {
 744             @Override
 745             public PersistentDataBlockManager createService() throws ServiceNotFoundException {
 746                 IBinder b = ServiceManager.getServiceOrThrow(Context.PERSISTENT_DATA_BLOCK_SERVICE);
 747                 IPersistentDataBlockService persistentDataBlockService =
 748                         IPersistentDataBlockService.Stub.asInterface(b);
 749                 if (persistentDataBlockService != null) {
 750                     return new PersistentDataBlockManager(persistentDataBlockService);
 751                 } else {
 752                     // not supported
 753                     return null;
 754                 }
 755             }});
 756
 757         registerService(Context.OEM_LOCK_SERVICE, OemLockManager.class,
 758                 new StaticServiceFetcher<OemLockManager>() {
 759             @Override
 760             public OemLockManager createService() throws ServiceNotFoundException {
 761                 IBinder b = ServiceManager.getServiceOrThrow(Context.OEM_LOCK_SERVICE);
 762                 IOemLockService oemLockService = IOemLockService.Stub.asInterface(b);
 763                 if (oemLockService != null) {
 764                     return new OemLockManager(oemLockService);
 765                 } else {
 766                     // not supported
 767                     return null;
 768                 }
 769             }});
 770
 771         registerService(Context.MEDIA_PROJECTION_SERVICE, MediaProjectionManager.class,
 772                 new CachedServiceFetcher<MediaProjectionManager>() {
 773             @Override
 774             public MediaProjectionManager createService(ContextImpl ctx) {
 775                 return new MediaProjectionManager(ctx);
 776             }});
 777
 778         registerService(Context.APPWIDGET_SERVICE, AppWidgetManager.class,
 779                 new CachedServiceFetcher<AppWidgetManager>() {
 780             @Override
 781             public AppWidgetManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 782                 IBinder b = ServiceManager.getServiceOrThrow(Context.APPWIDGET_SERVICE);
 783                 return new AppWidgetManager(ctx, IAppWidgetService.Stub.asInterface(b));
 784             }});
 785
 786         registerService(Context.MIDI_SERVICE, MidiManager.class,
 787                 new CachedServiceFetcher<MidiManager>() {
 788             @Override
 789             public MidiManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 790                 IBinder b = ServiceManager.getServiceOrThrow(Context.MIDI_SERVICE);
 791                 return new MidiManager(IMidiManager.Stub.asInterface(b));
 792             }});
 793
 794         registerService(Context.RADIO_SERVICE, RadioManager.class,
 795                 new CachedServiceFetcher<RadioManager>() {
 796             @Override
 797             public RadioManager createService(ContextImpl ctx) {
 798                 return new RadioManager(ctx);
 799             }});
 800
 801         registerService(Context.HARDWARE_PROPERTIES_SERVICE, HardwarePropertiesManager.class,
 802                 new CachedServiceFetcher<HardwarePropertiesManager>() {
 803             @Override
 804             public HardwarePropertiesManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 805                 IBinder b = ServiceManager.getServiceOrThrow(Context.HARDWARE_PROPERTIES_SERVICE);
 806                 IHardwarePropertiesManager service =
 807                         IHardwarePropertiesManager.Stub.asInterface(b);
 808                 return new HardwarePropertiesManager(ctx, service);
 809             }});
 810
 811         registerService(Context.SOUND_TRIGGER_SERVICE, SoundTriggerManager.class,
 812                 new CachedServiceFetcher<SoundTriggerManager>() {
 813             @Override
 814             public SoundTriggerManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 815                 IBinder b = ServiceManager.getServiceOrThrow(Context.SOUND_TRIGGER_SERVICE);
 816                 return new SoundTriggerManager(ctx, ISoundTriggerService.Stub.asInterface(b));
 817             }});
 818
 819         registerService(Context.SHORTCUT_SERVICE, ShortcutManager.class,
 820                 new CachedServiceFetcher<ShortcutManager>() {
 821             @Override
 822             public ShortcutManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 823                 IBinder b = ServiceManager.getServiceOrThrow(Context.SHORTCUT_SERVICE);
 824                 return new ShortcutManager(ctx, IShortcutService.Stub.asInterface(b));
 825             }});
 826
 827         registerService(Context.SYSTEM_HEALTH_SERVICE, SystemHealthManager.class,
 828                 new CachedServiceFetcher<SystemHealthManager>() {
 829             @Override
 830             public SystemHealthManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 831                 IBinder b = ServiceManager.getServiceOrThrow(BatteryStats.SERVICE_NAME);
 832                 return new SystemHealthManager(IBatteryStats.Stub.asInterface(b));
 833             }});
 834
 835         registerService(Context.CONTEXTHUB_SERVICE, ContextHubManager.class,
 836                 new CachedServiceFetcher<ContextHubManager>() {
 837             @Override
 838             public ContextHubManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 839                 return new ContextHubManager(ctx.getOuterContext(),
 840                   ctx.mMainThread.getHandler().getLooper());
 841             }});
 842
 843         registerService(Context.INCIDENT_SERVICE, IncidentManager.class,
 844                 new CachedServiceFetcher<IncidentManager>() {
 845             @Override
 846             public IncidentManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 847                 return new IncidentManager(ctx);
 848             }});
 849
 850         registerService(Context.AUTOFILL_MANAGER_SERVICE, AutofillManager.class,
 851                 new CachedServiceFetcher<AutofillManager>() {
 852             @Override
 853             public AutofillManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 854                 // Get the services without throwing as this is an optional feature
 855                 IBinder b = ServiceManager.getService(Context.AUTOFILL_MANAGER_SERVICE);
 856                 IAutoFillManager service = IAutoFillManager.Stub.asInterface(b);
 857                 return new AutofillManager(ctx.getOuterContext(), service);
 858             }});
 859
 860         registerService(Context.VR_SERVICE, VrManager.class, new CachedServiceFetcher<VrManager>() {
 861             @Override
 862             public VrManager createService(ContextImpl ctx) throws ServiceNotFoundException {
 863                 IBinder b = ServiceManager.getServiceOrThrow(Context.VR_SERVICE);
 864                 return new VrManager(IVrManager.Stub.asInterface(b));
 865             }
 866         });
 867
 868         registerService(Context.TIME_ZONE_RULES_MANAGER_SERVICE, RulesManager.class,
 869                 new CachedServiceFetcher<RulesManager>() {
 870             @Override
 871             public RulesManager createService(ContextImpl ctx) {
 872                 return new RulesManager(ctx.getOuterContext());
 873             }});
 874     }
 875
 876     /**
 877      * Creates an array which is used to cache per-Context service instances.
 878      */
 879     public static Object[] createServiceCache() {
 880         return new Object[sServiceCacheSize];
 881     }
 882
 883     /**
 884      * Gets a system service from a given context.
 885      */
 886     public static Object getSystemService(ContextImpl ctx, String name) {
 887         ServiceFetcher<?> fetcher = SYSTEM_SERVICE_FETCHERS.get(name);
 888         return fetcher != null ? fetcher.getService(ctx) : null;
 889     }
 890
 891     /**
 892      * Gets the name of the system-level service that is represented by the specified class.
 893      */
 894     public static String getSystemServiceName(Class<?> serviceClass) {
 895         return SYSTEM_SERVICE_NAMES.get(serviceClass);
 896     }
 897
 898     /**
 899      * Statically registers a system service with the context.
 900      * This method must be called during static initialization only.
 901      */
 902     private static <T> void registerService(String serviceName, Class<T> serviceClass,
 903             ServiceFetcher<T> serviceFetcher) {
 904         SYSTEM_SERVICE_NAMES.put(serviceClass, serviceName);
 905         SYSTEM_SERVICE_FETCHERS.put(serviceName, serviceFetcher);
 906     }
 907
 908     /**
 909      * Base interface for classes that fetch services.
 910      * These objects must only be created during static initialization.
 911      */
 912     static abstract interface ServiceFetcher<T> {
 913         T getService(ContextImpl ctx);
 914     }
 915
 916     /**
 917      * Override this class when the system service constructor needs a
 918      * ContextImpl and should be cached and retained by that context.
 919      */
 920     static abstract class CachedServiceFetcher<T> implements ServiceFetcher<T> {
 921         private final int mCacheIndex;
 922
 923         public CachedServiceFetcher() {
 924             mCacheIndex = sServiceCacheSize++;
 925         }
 926
 927         @Override
 928         @SuppressWarnings("unchecked")
 929         public final T getService(ContextImpl ctx) {
 930             final Object[] cache = ctx.mServiceCache;
 931             synchronized (cache) {
 932                 // Fetch or create the service.
 933                 Object service = cache[mCacheIndex];
 934                 if (service == null) {
 935                     try {
 936                         service = createService(ctx);
 937                         cache[mCacheIndex] = service;
 938                     } catch (ServiceNotFoundException e) {
 939                         onServiceNotFound(e);
 940                     }
 941                 }
 942                 return (T)service;
 943             }
 944         }
 945
 946         public abstract T createService(ContextImpl ctx) throws ServiceNotFoundException;
 947     }
 948
 949     /**
 950      * Override this class when the system service does not need a ContextImpl
 951      * and should be cached and retained process-wide.
 952      */
 953     static abstract class StaticServiceFetcher<T> implements ServiceFetcher<T> {
 954         private T mCachedInstance;
 955
 956         @Override
 957         public final T getService(ContextImpl ctx) {
 958             synchronized (StaticServiceFetcher.this) {
 959                 if (mCachedInstance == null) {
 960                     try {
 961                         mCachedInstance = createService();
 962                     } catch (ServiceNotFoundException e) {
 963                         onServiceNotFound(e);
 964                     }
 965                 }
 966                 return mCachedInstance;
 967             }
 968         }
 969
 970         public abstract T createService() throws ServiceNotFoundException;
 971     }
 972
 973     /**
 974      * Like StaticServiceFetcher, creates only one instance of the service per application, but when
 975      * creating the service for the first time, passes it the application context of the creating
 976      * application.
 977      *
 978      * TODO: Delete this once its only user (ConnectivityManager) is known to work well in the
 979      * case where multiple application components each have their own ConnectivityManager object.
 980      */
 981     static abstract class StaticApplicationContextServiceFetcher<T> implements ServiceFetcher<T> {
 982         private T mCachedInstance;
 983
 984         @Override
 985         public final T getService(ContextImpl ctx) {
 986             synchronized (StaticApplicationContextServiceFetcher.this) {
 987                 if (mCachedInstance == null) {
 988                     Context appContext = ctx.getApplicationContext();
 989                     // If the application context is null, we're either in the system process or
 990                     // it's the application context very early in app initialization. In both these
 991                     // cases, the passed-in ContextImpl will not be freed, so it's safe to pass it
 992                     // to the service. http://b/27532714 .
 993                     try {
 994                         mCachedInstance = createService(appContext != null ? appContext : ctx);
 995                     } catch (ServiceNotFoundException e) {
 996                         onServiceNotFound(e);
 997                     }
 998                 }
 999                 return mCachedInstance;
1000             }
1001         }
1002
1003         public abstract T createService(Context applicationContext) throws ServiceNotFoundException;
1004     }
1005
1006     public static void onServiceNotFound(ServiceNotFoundException e) {
1007         // We're mostly interested in tracking down long-lived core system
1008         // components that might stumble if they obtain bad references; just
1009         // emit a tidy log message for normal apps
1010         if (android.os.Process.myUid() < android.os.Process.FIRST_APPLICATION_UID) {
1011             Log.wtf(TAG, e.getMessage(), e);
1012         } else {
1013             Log.w(TAG, e.getMessage());
1014         }
1015     }
1016 }