content: /*
   * Copyright (C) 2015 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.accounts.AccountManager;
  import android.accounts.IAccountManager;
  import android.app.ContextImpl.ServiceInitializationState;
  import android.app.admin.DevicePolicyManager;
  import android.app.admin.IDevicePolicyManager;
  import android.app.contentsuggestions.ContentSuggestionsManager;
  import android.app.contentsuggestions.IContentSuggestionsManager;
  import android.app.job.IJobScheduler;
  import android.app.job.JobScheduler;
  import android.app.prediction.AppPredictionManager;
  import android.app.role.RoleControllerManager;
  import android.app.role.RoleManager;
  import android.app.slice.SliceManager;
  import android.app.timedetector.TimeDetector;
  import android.app.timezone.RulesManager;
  import android.app.trust.TrustManager;
  import android.app.usage.IStorageStatsManager;
  import android.app.usage.IUsageStatsManager;
  import android.app.usage.NetworkStatsManager;
  import android.app.usage.StorageStatsManager;
  import android.app.usage.UsageStatsManager;
  import android.appwidget.AppWidgetManager;
  import android.bluetooth.BluetoothManager;
  import android.companion.CompanionDeviceManager;
  import android.companion.ICompanionDeviceManager;
  import android.content.ClipboardManager;
  import android.content.ContentCaptureOptions;
  import android.content.Context;
  import android.content.IRestrictionsManager;
  import android.content.RestrictionsManager;
  import android.content.om.IOverlayManager;
  import android.content.om.OverlayManager;
  import android.content.pm.CrossProfileApps;
  import android.content.pm.ICrossProfileApps;
  import android.content.pm.IPackageManager;
  import android.content.pm.IShortcutService;
  import android.content.pm.LauncherApps;
  import android.content.pm.PackageManager;
  import android.content.pm.ShortcutManager;
  import android.content.res.Resources;
  import android.content.rollback.IRollbackManager;
  import android.content.rollback.RollbackManager;
  import android.debug.AdbManager;
  import android.debug.IAdbManager;
  import android.hardware.ConsumerIrManager;
  import android.hardware.ISerialManager;
  import android.hardware.SensorManager;
  import android.hardware.SensorPrivacyManager;
  import android.hardware.SerialManager;
  import android.hardware.SystemSensorManager;
  import android.hardware.biometrics.BiometricManager;
  import android.hardware.biometrics.IBiometricService;
  import android.hardware.camera2.CameraManager;
  import android.hardware.display.ColorDisplayManager;
  import android.hardware.display.DisplayManager;
  import android.hardware.face.FaceManager;
  import android.hardware.face.IFaceService;
  import android.hardware.fingerprint.FingerprintManager;
  import android.hardware.fingerprint.IFingerprintService;
  import android.hardware.hdmi.HdmiControlManager;
  import android.hardware.hdmi.IHdmiControlService;
  import android.hardware.input.InputManager;
  import android.hardware.iris.IIrisService;
  import android.hardware.iris.IrisManager;
  import android.hardware.location.ContextHubManager;
  import android.hardware.radio.RadioManager;
  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.midi.IMidiManager;
  import android.media.midi.MidiManager;
  import android.media.projection.MediaProjectionManager;
  import android.media.session.MediaSessionManager;
  import android.media.soundtrigger.SoundTriggerManager;
  import android.media.tv.ITvInputManager;
  import android.media.tv.TvInputManager;
  import android.net.ConnectivityManager;
  import android.net.ConnectivityThread;
  import android.net.EthernetManager;
  import android.net.IConnectivityManager;
  import android.net.IEthernetManager;
  import android.net.IIpSecService;
  import android.net.INetworkPolicyManager;
  import android.net.ITestNetworkManager;
  import android.net.IpSecManager;
  import android.net.NetworkPolicyManager;
  import android.net.NetworkScoreManager;
  import android.net.NetworkWatchlistManager;
  import android.net.TestNetworkManager;
  import android.net.lowpan.ILowpanManager;
  import android.net.lowpan.LowpanManager;
  import android.net.nsd.INsdManager;
  import android.net.nsd.NsdManager;
  import android.net.wifi.IWifiManager;
  import android.net.wifi.IWifiScanner;
  import android.net.wifi.RttManager;
  import android.net.wifi.WifiManager;
  import android.net.wifi.WifiScanner;
  import android.net.wifi.aware.IWifiAwareManager;
  import android.net.wifi.aware.WifiAwareManager;
  import android.net.wifi.p2p.IWifiP2pManager;
  import android.net.wifi.p2p.WifiP2pManager;
  import android.net.wifi.rtt.IWifiRttManager;
  import android.net.wifi.rtt.WifiRttManager;
  import android.nfc.NfcManager;
  import android.os.BatteryManager;
  import android.os.BatteryStats;
  import android.os.BugreportManager;
  import android.os.Build;
  import android.os.DeviceIdleManager;
  import android.os.DropBoxManager;
  import android.os.HardwarePropertiesManager;
  import android.os.IBatteryPropertiesRegistrar;
  import android.os.IBinder;
  import android.os.IDeviceIdleController;
  import android.os.IDumpstate;
  import android.os.IHardwarePropertiesManager;
  import android.os.IPowerManager;
  import android.os.IRecoverySystem;
  import android.os.ISystemUpdateManager;
  import android.os.IUserManager;
  import android.os.IncidentManager;
  import android.os.PowerManager;
  import android.os.RecoverySystem;
  import android.os.RemoteException;
  import android.os.ServiceManager;
  import android.os.ServiceManager.ServiceNotFoundException;
  import android.os.SystemUpdateManager;
  import android.os.SystemVibrator;
  import android.os.UserHandle;
  import android.os.UserManager;
  import android.os.Vibrator;
  import android.os.health.SystemHealthManager;
  import android.os.image.DynamicSystemManager;
  import android.os.image.IDynamicSystemService;
  import android.os.storage.StorageManager;
  import android.permission.PermissionControllerManager;
  import android.permission.PermissionManager;
  import android.print.IPrintManager;
  import android.print.PrintManager;
  import android.service.oemlock.IOemLockService;
  import android.service.oemlock.OemLockManager;
  import android.service.persistentdata.IPersistentDataBlockService;
  import android.service.persistentdata.PersistentDataBlockManager;
  import android.service.vr.IVrManager;
  import android.telecom.TelecomManager;
  import android.telephony.CarrierConfigManager;
  import android.telephony.SubscriptionManager;
  import android.telephony.TelephonyManager;
  import android.telephony.euicc.EuiccCardManager;
  import android.telephony.euicc.EuiccManager;
  import android.telephony.ims.RcsManager;
  import android.util.ArrayMap;
  import android.util.Log;
  import android.view.ContextThemeWrapper;
  import android.view.LayoutInflater;
  import android.view.WindowManager;
  import android.view.WindowManagerImpl;
  import android.view.accessibility.AccessibilityManager;
  import android.view.accessibility.CaptioningManager;
  import android.view.autofill.AutofillManager;
  import android.view.autofill.IAutoFillManager;
  import android.view.contentcapture.ContentCaptureManager;
  import android.view.contentcapture.IContentCaptureManager;
  import android.view.inputmethod.InputMethodManager;
  import android.view.textclassifier.TextClassificationManager;
  import android.view.textservice.TextServicesManager;
  
  import com.android.internal.app.IAppOpsService;
  import com.android.internal.app.IBatteryStats;
  import com.android.internal.app.ISoundTriggerService;
  import com.android.internal.appwidget.IAppWidgetService;
  import com.android.internal.net.INetworkWatchlistManager;
  import com.android.internal.os.IDropBoxManagerService;
  import com.android.internal.policy.PhoneLayoutInflater;
  
  import java.util.Map;
  
  /**
   * Manages all of the system services that can be returned by {@link Context#getSystemService}.
   * Used by {@link ContextImpl}.
   */
  final class SystemServiceRegistry {
      private static final String TAG = "SystemServiceRegistry";
  
      // Service registry information.
      // This information is never changed once static initialization has completed.
      private static final Map<Class<?>, String> SYSTEM_SERVICE_NAMES =
              new ArrayMap<Class<?>, String>();
      private static final Map<String, ServiceFetcher<?>> SYSTEM_SERVICE_FETCHERS =
              new ArrayMap<String, ServiceFetcher<?>>();
      private static int sServiceCacheSize;
  
      // Not instantiable.
      private SystemServiceRegistry() { }
  
      static {
          //CHECKSTYLE:OFF IndentationCheck
          registerService(Context.ACCESSIBILITY_SERVICE, AccessibilityManager.class,
                  new CachedServiceFetcher<AccessibilityManager>() {
              @Override
              public AccessibilityManager createService(ContextImpl ctx) {
                  return AccessibilityManager.getInstance(ctx);
              }});
  
          registerService(Context.CAPTIONING_SERVICE, CaptioningManager.class,
                  new CachedServiceFetcher<CaptioningManager>() {
              @Override
              public CaptioningManager createService(ContextImpl ctx) {
                  return new CaptioningManager(ctx);
              }});
  
          registerService(Context.ACCOUNT_SERVICE, AccountManager.class,
                  new CachedServiceFetcher<AccountManager>() {
              @Override
              public AccountManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.ACCOUNT_SERVICE);
                  IAccountManager service = IAccountManager.Stub.asInterface(b);
                  return new AccountManager(ctx, service);
              }});
  
          registerService(Context.ACTIVITY_SERVICE, ActivityManager.class,
                  new CachedServiceFetcher<ActivityManager>() {
              @Override
              public ActivityManager createService(ContextImpl ctx) {
                  return new ActivityManager(ctx.getOuterContext(), ctx.mMainThread.getHandler());
              }});
  
          registerService(Context.ACTIVITY_TASK_SERVICE, ActivityTaskManager.class,
                  new CachedServiceFetcher<ActivityTaskManager>() {
              @Override
              public ActivityTaskManager createService(ContextImpl ctx) {
                  return new ActivityTaskManager(
                          ctx.getOuterContext(), ctx.mMainThread.getHandler());
              }});
  
          registerService(Context.URI_GRANTS_SERVICE, UriGrantsManager.class,
                  new CachedServiceFetcher<UriGrantsManager>() {
              @Override
              public UriGrantsManager createService(ContextImpl ctx) {
                  return new UriGrantsManager(
                          ctx.getOuterContext(), ctx.mMainThread.getHandler());
              }});
  
          registerService(Context.ALARM_SERVICE, AlarmManager.class,
                  new CachedServiceFetcher<AlarmManager>() {
              @Override
              public AlarmManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.ALARM_SERVICE);
                  IAlarmManager service = IAlarmManager.Stub.asInterface(b);
                  return new AlarmManager(service, ctx);
              }});
  
          registerService(Context.AUDIO_SERVICE, AudioManager.class,
                  new CachedServiceFetcher<AudioManager>() {
              @Override
              public AudioManager createService(ContextImpl ctx) {
                  return new AudioManager(ctx);
              }});
  
          registerService(Context.MEDIA_ROUTER_SERVICE, MediaRouter.class,
                  new CachedServiceFetcher<MediaRouter>() {
              @Override
              public MediaRouter createService(ContextImpl ctx) {
                  return new MediaRouter(ctx);
              }});
  
          registerService(Context.BLUETOOTH_SERVICE, BluetoothManager.class,
                  new CachedServiceFetcher<BluetoothManager>() {
              @Override
              public BluetoothManager createService(ContextImpl ctx) {
                  return new BluetoothManager(ctx);
              }});
  
          registerService(Context.HDMI_CONTROL_SERVICE, HdmiControlManager.class,
                  new StaticServiceFetcher<HdmiControlManager>() {
              @Override
              public HdmiControlManager createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.HDMI_CONTROL_SERVICE);
                  return new HdmiControlManager(IHdmiControlService.Stub.asInterface(b));
              }});
  
          registerService(Context.TEXT_CLASSIFICATION_SERVICE, TextClassificationManager.class,
                  new CachedServiceFetcher<TextClassificationManager>() {
              @Override
              public TextClassificationManager createService(ContextImpl ctx) {
                  return new TextClassificationManager(ctx);
              }});
  
          registerService(Context.CLIPBOARD_SERVICE, ClipboardManager.class,
                  new CachedServiceFetcher<ClipboardManager>() {
              @Override
              public ClipboardManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new ClipboardManager(ctx.getOuterContext(),
                          ctx.mMainThread.getHandler());
              }});
  
          // The clipboard service moved to a new package.  If someone asks for the old
          // interface by class then we want to redirect over to the new interface instead
          // (which extends it).
          SYSTEM_SERVICE_NAMES.put(android.text.ClipboardManager.class, Context.CLIPBOARD_SERVICE);
  
          registerService(Context.CONNECTIVITY_SERVICE, ConnectivityManager.class,
                  new StaticApplicationContextServiceFetcher<ConnectivityManager>() {
              @Override
              public ConnectivityManager createService(Context context) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.CONNECTIVITY_SERVICE);
                  IConnectivityManager service = IConnectivityManager.Stub.asInterface(b);
                  return new ConnectivityManager(context, service);
              }});
  
          registerService(Context.NETD_SERVICE, IBinder.class, new StaticServiceFetcher<IBinder>() {
              @Override
              public IBinder createService() throws ServiceNotFoundException {
                  return ServiceManager.getServiceOrThrow(Context.NETD_SERVICE);
              }
          });
  
          registerService(Context.IPSEC_SERVICE, IpSecManager.class,
                  new CachedServiceFetcher<IpSecManager>() {
              @Override
              public IpSecManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getService(Context.IPSEC_SERVICE);
                  IIpSecService service = IIpSecService.Stub.asInterface(b);
                  return new IpSecManager(ctx, service);
              }});
  
          registerService(
                  Context.TEST_NETWORK_SERVICE,
                  TestNetworkManager.class,
                  new StaticApplicationContextServiceFetcher<TestNetworkManager>() {
                      @Override
                      public TestNetworkManager createService(Context context)
                              throws ServiceNotFoundException {
                          IBinder csBinder =
                                  ServiceManager.getServiceOrThrow(Context.CONNECTIVITY_SERVICE);
                          IConnectivityManager csMgr =
                                  IConnectivityManager.Stub.asInterface(csBinder);
  
                          final IBinder tnBinder;
                          try {
                              tnBinder = csMgr.startOrGetTestNetworkService();
                          } catch (RemoteException e) {
                              throw new ServiceNotFoundException(Context.TEST_NETWORK_SERVICE);
                          }
                          ITestNetworkManager tnMgr = ITestNetworkManager.Stub.asInterface(tnBinder);
                          return new TestNetworkManager(tnMgr);
                      }
                  });
  
          registerService(Context.COUNTRY_DETECTOR, CountryDetector.class,
                  new StaticServiceFetcher<CountryDetector>() {
              @Override
              public CountryDetector createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.COUNTRY_DETECTOR);
                  return new CountryDetector(ICountryDetector.Stub.asInterface(b));
              }});
  
          registerService(Context.DEVICE_POLICY_SERVICE, DevicePolicyManager.class,
                  new CachedServiceFetcher<DevicePolicyManager>() {
              @Override
              public DevicePolicyManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.DEVICE_POLICY_SERVICE);
                  return new DevicePolicyManager(ctx, IDevicePolicyManager.Stub.asInterface(b));
              }});
  
          registerService(Context.DOWNLOAD_SERVICE, DownloadManager.class,
                  new CachedServiceFetcher<DownloadManager>() {
              @Override
              public DownloadManager createService(ContextImpl ctx) {
                  return new DownloadManager(ctx);
              }});
  
          registerService(Context.BATTERY_SERVICE, BatteryManager.class,
                  new CachedServiceFetcher<BatteryManager>() {
              @Override
              public BatteryManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBatteryStats stats = IBatteryStats.Stub.asInterface(
                          ServiceManager.getServiceOrThrow(BatteryStats.SERVICE_NAME));
                  IBatteryPropertiesRegistrar registrar = IBatteryPropertiesRegistrar.Stub
                          .asInterface(ServiceManager.getServiceOrThrow("batteryproperties"));
                  return new BatteryManager(ctx, stats, registrar);
              }});
  
          registerService(Context.NFC_SERVICE, NfcManager.class,
                  new CachedServiceFetcher<NfcManager>() {
              @Override
              public NfcManager createService(ContextImpl ctx) {
                  return new NfcManager(ctx);
              }});
  
          registerService(Context.DROPBOX_SERVICE, DropBoxManager.class,
                  new CachedServiceFetcher<DropBoxManager>() {
              @Override
              public DropBoxManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.DROPBOX_SERVICE);
                  IDropBoxManagerService service = IDropBoxManagerService.Stub.asInterface(b);
                  return new DropBoxManager(ctx, service);
              }});
  
          registerService(Context.INPUT_SERVICE, InputManager.class,
                  new StaticServiceFetcher<InputManager>() {
              @Override
              public InputManager createService() {
                  return InputManager.getInstance();
              }});
  
          registerService(Context.DISPLAY_SERVICE, DisplayManager.class,
                  new CachedServiceFetcher<DisplayManager>() {
              @Override
              public DisplayManager createService(ContextImpl ctx) {
                  return new DisplayManager(ctx.getOuterContext());
              }});
  
          registerService(Context.COLOR_DISPLAY_SERVICE, ColorDisplayManager.class,
                  new CachedServiceFetcher<ColorDisplayManager>() {
                      @Override
                      public ColorDisplayManager createService(ContextImpl ctx) {
                          return new ColorDisplayManager();
                      }
                  });
  
          // InputMethodManager has its own cache strategy based on display id to support apps that
          // still assume InputMethodManager is a per-process singleton and it's safe to directly
          // access internal fields via reflection.  Hence directly use ServiceFetcher instead of
          // StaticServiceFetcher/CachedServiceFetcher.
          registerService(Context.INPUT_METHOD_SERVICE, InputMethodManager.class,
                  new ServiceFetcher<InputMethodManager>() {
              @Override
              public InputMethodManager getService(ContextImpl ctx) {
                  return InputMethodManager.forContext(ctx.getOuterContext());
              }});
  
          registerService(Context.TEXT_SERVICES_MANAGER_SERVICE, TextServicesManager.class,
                  new CachedServiceFetcher<TextServicesManager>() {
              @Override
              public TextServicesManager createService(ContextImpl ctx)
                      throws ServiceNotFoundException {
                  return TextServicesManager.createInstance(ctx);
              }});
  
          registerService(Context.KEYGUARD_SERVICE, KeyguardManager.class,
                  new CachedServiceFetcher<KeyguardManager>() {
              @Override
              public KeyguardManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new KeyguardManager(ctx);
              }});
  
          registerService(Context.LAYOUT_INFLATER_SERVICE, LayoutInflater.class,
                  new CachedServiceFetcher<LayoutInflater>() {
              @Override
              public LayoutInflater createService(ContextImpl ctx) {
                  return new PhoneLayoutInflater(ctx.getOuterContext());
              }});
  
          registerService(Context.LOCATION_SERVICE, LocationManager.class,
                  new CachedServiceFetcher<LocationManager>() {
              @Override
              public LocationManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.LOCATION_SERVICE);
                  return new LocationManager(ctx, ILocationManager.Stub.asInterface(b));
              }});
  
          registerService(Context.NETWORK_POLICY_SERVICE, NetworkPolicyManager.class,
                  new CachedServiceFetcher<NetworkPolicyManager>() {
              @Override
              public NetworkPolicyManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new NetworkPolicyManager(ctx, INetworkPolicyManager.Stub.asInterface(
                          ServiceManager.getServiceOrThrow(Context.NETWORK_POLICY_SERVICE)));
              }});
  
          registerService(Context.NOTIFICATION_SERVICE, NotificationManager.class,
                  new CachedServiceFetcher<NotificationManager>() {
              @Override
              public NotificationManager 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(Context.NSD_SERVICE, NsdManager.class,
                  new CachedServiceFetcher<NsdManager>() {
              @Override
              public NsdManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.NSD_SERVICE);
                  INsdManager service = INsdManager.Stub.asInterface(b);
                  return new NsdManager(ctx.getOuterContext(), service);
              }});
  
          registerService(Context.POWER_SERVICE, PowerManager.class,
                  new CachedServiceFetcher<PowerManager>() {
              @Override
              public PowerManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.POWER_SERVICE);
                  IPowerManager service = IPowerManager.Stub.asInterface(b);
                  return new PowerManager(ctx.getOuterContext(),
                          service, ctx.mMainThread.getHandler());
              }});
  
          registerService(Context.RECOVERY_SERVICE, RecoverySystem.class,
                  new CachedServiceFetcher<RecoverySystem>() {
              @Override
              public RecoverySystem createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.RECOVERY_SERVICE);
                  IRecoverySystem service = IRecoverySystem.Stub.asInterface(b);
                  return new RecoverySystem(service);
              }});
  
          registerService(Context.SEARCH_SERVICE, SearchManager.class,
                  new CachedServiceFetcher<SearchManager>() {
              @Override
              public SearchManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new SearchManager(ctx.getOuterContext(),
                          ctx.mMainThread.getHandler());
              }});
  
          registerService(Context.SENSOR_SERVICE, SensorManager.class,
                  new CachedServiceFetcher<SensorManager>() {
              @Override
              public SensorManager createService(ContextImpl ctx) {
                  return new SystemSensorManager(ctx.getOuterContext(),
                    ctx.mMainThread.getHandler().getLooper());
              }});
  
          registerService(Context.SENSOR_PRIVACY_SERVICE, SensorPrivacyManager.class,
                  new CachedServiceFetcher<SensorPrivacyManager>() {
                      @Override
                      public SensorPrivacyManager createService(ContextImpl ctx) {
                          return SensorPrivacyManager.getInstance(ctx);
                      }});
  
          registerService(Context.STATS_MANAGER, StatsManager.class,
                  new CachedServiceFetcher<StatsManager>() {
              @Override
              public StatsManager createService(ContextImpl ctx) {
                  return new StatsManager(ctx.getOuterContext());
              }});
  
          registerService(Context.STATUS_BAR_SERVICE, StatusBarManager.class,
                  new CachedServiceFetcher<StatusBarManager>() {
              @Override
              public StatusBarManager createService(ContextImpl ctx) {
                  return new StatusBarManager(ctx.getOuterContext());
              }});
  
          registerService(Context.STORAGE_SERVICE, StorageManager.class,
                  new CachedServiceFetcher<StorageManager>() {
              @Override
              public StorageManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new StorageManager(ctx, ctx.mMainThread.getHandler().getLooper());
              }});
  
          registerService(Context.STORAGE_STATS_SERVICE, StorageStatsManager.class,
                  new CachedServiceFetcher<StorageStatsManager>() {
              @Override
              public StorageStatsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IStorageStatsManager service = IStorageStatsManager.Stub.asInterface(
                          ServiceManager.getServiceOrThrow(Context.STORAGE_STATS_SERVICE));
                  return new StorageStatsManager(ctx, service);
              }});
  
          registerService(Context.SYSTEM_UPDATE_SERVICE, SystemUpdateManager.class,
                  new CachedServiceFetcher<SystemUpdateManager>() {
                      @Override
                      public SystemUpdateManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(
                                  Context.SYSTEM_UPDATE_SERVICE);
                          ISystemUpdateManager service = ISystemUpdateManager.Stub.asInterface(b);
                          return new SystemUpdateManager(service);
                      }});
  
          registerService(Context.TELEPHONY_SERVICE, TelephonyManager.class,
                  new CachedServiceFetcher<TelephonyManager>() {
              @Override
              public TelephonyManager createService(ContextImpl ctx) {
                  return new TelephonyManager(ctx.getOuterContext());
              }});
  
          registerService(Context.TELEPHONY_SUBSCRIPTION_SERVICE, SubscriptionManager.class,
                  new CachedServiceFetcher<SubscriptionManager>() {
              @Override
              public SubscriptionManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new SubscriptionManager(ctx.getOuterContext());
              }});
  
          registerService(Context.TELEPHONY_RCS_SERVICE, RcsManager.class,
                  new CachedServiceFetcher<RcsManager>() {
                      @Override
                      public RcsManager createService(ContextImpl ctx) {
                          return new RcsManager(ctx.getOuterContext());
                      }
                  });
  
          registerService(Context.CARRIER_CONFIG_SERVICE, CarrierConfigManager.class,
                  new CachedServiceFetcher<CarrierConfigManager>() {
              @Override
              public CarrierConfigManager createService(ContextImpl ctx) {
                  return new CarrierConfigManager(ctx.getOuterContext());
              }});
  
          registerService(Context.TELECOM_SERVICE, TelecomManager.class,
                  new CachedServiceFetcher<TelecomManager>() {
              @Override
              public TelecomManager createService(ContextImpl ctx) {
                  return new TelecomManager(ctx.getOuterContext());
              }});
  
          registerService(Context.EUICC_SERVICE, EuiccManager.class,
                  new CachedServiceFetcher<EuiccManager>() {
              @Override
              public EuiccManager createService(ContextImpl ctx) {
                  return new EuiccManager(ctx.getOuterContext());
              }});
  
          registerService(Context.EUICC_CARD_SERVICE, EuiccCardManager.class,
                  new CachedServiceFetcher<EuiccCardManager>() {
                      @Override
                      public EuiccCardManager createService(ContextImpl ctx) {
                          return new EuiccCardManager(ctx.getOuterContext());
                      }});
  
          registerService(Context.UI_MODE_SERVICE, UiModeManager.class,
                  new CachedServiceFetcher<UiModeManager>() {
              @Override
              public UiModeManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new UiModeManager();
              }});
  
          registerService(Context.USB_SERVICE, UsbManager.class,
                  new CachedServiceFetcher<UsbManager>() {
              @Override
              public UsbManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.USB_SERVICE);
                  return new UsbManager(ctx, IUsbManager.Stub.asInterface(b));
              }});
  
          registerService(Context.ADB_SERVICE, AdbManager.class,
                  new CachedServiceFetcher<AdbManager>() {
                      @Override
                      public AdbManager createService(ContextImpl ctx)
                                  throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(Context.ADB_SERVICE);
                          return new AdbManager(ctx, IAdbManager.Stub.asInterface(b));
                      }});
  
          registerService(Context.SERIAL_SERVICE, SerialManager.class,
                  new CachedServiceFetcher<SerialManager>() {
              @Override
              public SerialManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.SERIAL_SERVICE);
                  return new SerialManager(ctx, ISerialManager.Stub.asInterface(b));
              }});
  
          registerService(Context.VIBRATOR_SERVICE, Vibrator.class,
                  new CachedServiceFetcher<Vibrator>() {
              @Override
              public Vibrator createService(ContextImpl ctx) {
                  return new SystemVibrator(ctx);
              }});
  
          registerService(Context.WALLPAPER_SERVICE, WallpaperManager.class,
                  new CachedServiceFetcher<WallpaperManager>() {
              @Override
              public WallpaperManager createService(ContextImpl ctx)
                      throws ServiceNotFoundException {
                  final IBinder b = ServiceManager.getService(Context.WALLPAPER_SERVICE);
                  if (b == null) {
                      // There are 2 reason service can be null:
                      // 1.Device doesn't support it - that's fine
                      // 2.App is running on instant mode - should fail
                      final boolean enabled = Resources.getSystem()
                              .getBoolean(com.android.internal.R.bool.config_enableWallpaperService);
                      if (!enabled) {
                          // Life moves on...
                          return DisabledWallpaperManager.getInstance();
                      }
                      if (ctx.getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.P) {
                          // Instant app
                          throw new ServiceNotFoundException(Context.WALLPAPER_SERVICE);
                      }
                      // Bad state - WallpaperManager methods will throw exception
                  }
                  IWallpaperManager service = IWallpaperManager.Stub.asInterface(b);
                  return new WallpaperManager(service, ctx.getOuterContext(),
                          ctx.mMainThread.getHandler());
              }});
  
          registerService(Context.LOWPAN_SERVICE, LowpanManager.class,
                  new CachedServiceFetcher<LowpanManager>() {
              @Override
              public LowpanManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.LOWPAN_SERVICE);
                  ILowpanManager service = ILowpanManager.Stub.asInterface(b);
                  return new LowpanManager(ctx.getOuterContext(), service,
                          ConnectivityThread.getInstanceLooper());
              }});
  
          registerService(Context.WIFI_SERVICE, WifiManager.class,
                  new CachedServiceFetcher<WifiManager>() {
              @Override
              public WifiManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_SERVICE);
                  IWifiManager service = IWifiManager.Stub.asInterface(b);
                  return new WifiManager(ctx.getOuterContext(), service,
                          ConnectivityThread.getInstanceLooper());
              }});
  
          registerService(Context.WIFI_P2P_SERVICE, WifiP2pManager.class,
                  new StaticServiceFetcher<WifiP2pManager>() {
              @Override
              public WifiP2pManager createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_P2P_SERVICE);
                  IWifiP2pManager service = IWifiP2pManager.Stub.asInterface(b);
                  return new WifiP2pManager(service);
              }});
  
          registerService(Context.WIFI_AWARE_SERVICE, WifiAwareManager.class,
                  new CachedServiceFetcher<WifiAwareManager>() {
              @Override
              public WifiAwareManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_AWARE_SERVICE);
                  IWifiAwareManager service = IWifiAwareManager.Stub.asInterface(b);
                  if (service == null) {
                      return null;
                  }
                  return new WifiAwareManager(ctx.getOuterContext(), service);
              }});
  
          registerService(Context.WIFI_SCANNING_SERVICE, WifiScanner.class,
                  new CachedServiceFetcher<WifiScanner>() {
              @Override
              public WifiScanner createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_SCANNING_SERVICE);
                  IWifiScanner service = IWifiScanner.Stub.asInterface(b);
                  return new WifiScanner(ctx.getOuterContext(), service,
                          ConnectivityThread.getInstanceLooper());
              }});
  
          registerService(Context.WIFI_RTT_SERVICE, RttManager.class,
                  new CachedServiceFetcher<RttManager>() {
                  @Override
                  public RttManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                      IBinder b = ServiceManager.getServiceOrThrow(Context.WIFI_RTT_RANGING_SERVICE);
                      IWifiRttManager service = IWifiRttManager.Stub.asInterface(b);
                      return new RttManager(ctx.getOuterContext(),
                              new WifiRttManager(ctx.getOuterContext(), service));
                  }});
  
          registerService(Context.WIFI_RTT_RANGING_SERVICE, WifiRttManager.class,
                  new CachedServiceFetcher<WifiRttManager>() {
                      @Override
                      public WifiRttManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(
                                  Context.WIFI_RTT_RANGING_SERVICE);
                          IWifiRttManager service = IWifiRttManager.Stub.asInterface(b);
                          return new WifiRttManager(ctx.getOuterContext(), service);
                      }});
  
          registerService(Context.ETHERNET_SERVICE, EthernetManager.class,
                  new CachedServiceFetcher<EthernetManager>() {
              @Override
              public EthernetManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.ETHERNET_SERVICE);
                  IEthernetManager service = IEthernetManager.Stub.asInterface(b);
                  return new EthernetManager(ctx.getOuterContext(), service);
              }});
  
          registerService(Context.WINDOW_SERVICE, WindowManager.class,
                  new CachedServiceFetcher<WindowManager>() {
              @Override
              public WindowManager createService(ContextImpl ctx) {
                  return new WindowManagerImpl(ctx);
              }});
  
          registerService(Context.USER_SERVICE, UserManager.class,
                  new CachedServiceFetcher<UserManager>() {
              @Override
              public UserManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.USER_SERVICE);
                  IUserManager service = IUserManager.Stub.asInterface(b);
                  return new UserManager(ctx, service);
              }});
  
          registerService(Context.APP_OPS_SERVICE, AppOpsManager.class,
                  new CachedServiceFetcher<AppOpsManager>() {
              @Override
              public AppOpsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.APP_OPS_SERVICE);
                  IAppOpsService service = IAppOpsService.Stub.asInterface(b);
                  return new AppOpsManager(ctx, service);
              }});
  
          registerService(Context.CAMERA_SERVICE, CameraManager.class,
                  new CachedServiceFetcher<CameraManager>() {
              @Override
              public CameraManager createService(ContextImpl ctx) {
                  return new CameraManager(ctx);
              }});
  
          registerService(Context.LAUNCHER_APPS_SERVICE, LauncherApps.class,
                  new CachedServiceFetcher<LauncherApps>() {
              @Override
              public LauncherApps createService(ContextImpl ctx) {
                  return new LauncherApps(ctx);
              }});
  
          registerService(Context.RESTRICTIONS_SERVICE, RestrictionsManager.class,
                  new CachedServiceFetcher<RestrictionsManager>() {
              @Override
              public RestrictionsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.RESTRICTIONS_SERVICE);
                  IRestrictionsManager service = IRestrictionsManager.Stub.asInterface(b);
                  return new RestrictionsManager(ctx, service);
              }});
  
          registerService(Context.PRINT_SERVICE, PrintManager.class,
                  new CachedServiceFetcher<PrintManager>() {
              @Override
              public PrintManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IPrintManager service = null;
                  // If the feature not present, don't try to look up every time
                  if (ctx.getPackageManager().hasSystemFeature(PackageManager.FEATURE_PRINTING)) {
                      service = IPrintManager.Stub.asInterface(ServiceManager
                              .getServiceOrThrow(Context.PRINT_SERVICE));
                  }
                  final int userId = ctx.getUserId();
                  final int appId = UserHandle.getAppId(ctx.getApplicationInfo().uid);
                  return new PrintManager(ctx.getOuterContext(), service, userId, appId);
              }});
  
          registerService(Context.COMPANION_DEVICE_SERVICE, CompanionDeviceManager.class,
                  new CachedServiceFetcher<CompanionDeviceManager>() {
              @Override
              public CompanionDeviceManager createService(ContextImpl ctx)
                      throws ServiceNotFoundException {
                  ICompanionDeviceManager service = null;
                  // If the feature not present, don't try to look up every time
                  if (ctx.getPackageManager().hasSystemFeature(
                          PackageManager.FEATURE_COMPANION_DEVICE_SETUP)) {
                      service = ICompanionDeviceManager.Stub.asInterface(
                              ServiceManager.getServiceOrThrow(Context.COMPANION_DEVICE_SERVICE));
                  }
                  return new CompanionDeviceManager(service, ctx.getOuterContext());
              }});
  
          registerService(Context.CONSUMER_IR_SERVICE, ConsumerIrManager.class,
                  new CachedServiceFetcher<ConsumerIrManager>() {
              @Override
              public ConsumerIrManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new ConsumerIrManager(ctx);
              }});
  
          registerService(Context.MEDIA_SESSION_SERVICE, MediaSessionManager.class,
                  new CachedServiceFetcher<MediaSessionManager>() {
              @Override
              public MediaSessionManager createService(ContextImpl ctx) {
                  return new MediaSessionManager(ctx);
              }});
  
          registerService(Context.TRUST_SERVICE, TrustManager.class,
                  new StaticServiceFetcher<TrustManager>() {
              @Override
              public TrustManager createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.TRUST_SERVICE);
                  return new TrustManager(b);
              }});
  
          registerService(Context.FINGERPRINT_SERVICE, FingerprintManager.class,
                  new CachedServiceFetcher<FingerprintManager>() {
              @Override
              public FingerprintManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  final IBinder binder;
                  if (ctx.getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.O) {
                      binder = ServiceManager.getServiceOrThrow(Context.FINGERPRINT_SERVICE);
                  } else {
                      binder = ServiceManager.getService(Context.FINGERPRINT_SERVICE);
                  }
                  IFingerprintService service = IFingerprintService.Stub.asInterface(binder);
                  return new FingerprintManager(ctx.getOuterContext(), service);
              }});
  
          registerService(Context.FACE_SERVICE, FaceManager.class,
                  new CachedServiceFetcher<FaceManager>() {
                      @Override
                      public FaceManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          final IBinder binder;
                          if (ctx.getApplicationInfo().targetSdkVersion >= Build.VERSION_CODES.O) {
                              binder = ServiceManager.getServiceOrThrow(Context.FACE_SERVICE);
                          } else {
                              binder = ServiceManager.getService(Context.FACE_SERVICE);
                          }
                          IFaceService service = IFaceService.Stub.asInterface(binder);
                          return new FaceManager(ctx.getOuterContext(), service);
                      }
                  });
  
          registerService(Context.IRIS_SERVICE, IrisManager.class,
                  new CachedServiceFetcher<IrisManager>() {
                      @Override
                      public IrisManager createService(ContextImpl ctx)
                          throws ServiceNotFoundException {
                          final IBinder binder =
                                  ServiceManager.getServiceOrThrow(Context.IRIS_SERVICE);
                          IIrisService service = IIrisService.Stub.asInterface(binder);
                          return new IrisManager(ctx.getOuterContext(), service);
                      }
                  });
  
          registerService(Context.BIOMETRIC_SERVICE, BiometricManager.class,
                  new CachedServiceFetcher<BiometricManager>() {
                      @Override
                      public BiometricManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          if (BiometricManager.hasBiometrics(ctx)) {
                              final IBinder binder =
                                      ServiceManager.getServiceOrThrow(Context.BIOMETRIC_SERVICE);
                              final IBiometricService service =
                                      IBiometricService.Stub.asInterface(binder);
                              return new BiometricManager(ctx.getOuterContext(), service);
                          } else {
                              // Allow access to the manager when service is null. This saves memory
                              // on devices without biometric hardware.
                              return new BiometricManager(ctx.getOuterContext(), null);
                          }
                      }
                  });
  
          registerService(Context.TV_INPUT_SERVICE, TvInputManager.class,
                  new CachedServiceFetcher<TvInputManager>() {
              @Override
              public TvInputManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder iBinder = ServiceManager.getServiceOrThrow(Context.TV_INPUT_SERVICE);
                  ITvInputManager service = ITvInputManager.Stub.asInterface(iBinder);
                  return new TvInputManager(service, ctx.getUserId());
              }});
  
          registerService(Context.NETWORK_SCORE_SERVICE, NetworkScoreManager.class,
                  new CachedServiceFetcher<NetworkScoreManager>() {
              @Override
              public NetworkScoreManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new NetworkScoreManager(ctx);
              }});
  
          registerService(Context.USAGE_STATS_SERVICE, UsageStatsManager.class,
                  new CachedServiceFetcher<UsageStatsManager>() {
              @Override
              public UsageStatsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder iBinder = ServiceManager.getServiceOrThrow(Context.USAGE_STATS_SERVICE);
                  IUsageStatsManager service = IUsageStatsManager.Stub.asInterface(iBinder);
                  return new UsageStatsManager(ctx.getOuterContext(), service);
              }});
  
          registerService(Context.NETWORK_STATS_SERVICE, NetworkStatsManager.class,
                  new CachedServiceFetcher<NetworkStatsManager>() {
              @Override
              public NetworkStatsManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new NetworkStatsManager(ctx.getOuterContext());
              }});
  
          registerService(Context.JOB_SCHEDULER_SERVICE, JobScheduler.class,
                  new StaticServiceFetcher<JobScheduler>() {
              @Override
              public JobScheduler createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.JOB_SCHEDULER_SERVICE);
                  return new JobSchedulerImpl(IJobScheduler.Stub.asInterface(b));
              }});
  
          registerService(Context.PERSISTENT_DATA_BLOCK_SERVICE, PersistentDataBlockManager.class,
                  new StaticServiceFetcher<PersistentDataBlockManager>() {
              @Override
              public PersistentDataBlockManager createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.PERSISTENT_DATA_BLOCK_SERVICE);
                  IPersistentDataBlockService persistentDataBlockService =
                          IPersistentDataBlockService.Stub.asInterface(b);
                  if (persistentDataBlockService != null) {
                      return new PersistentDataBlockManager(persistentDataBlockService);
                  } else {
                      // not supported
                      return null;
                  }
              }});
  
          registerService(Context.OEM_LOCK_SERVICE, OemLockManager.class,
                  new StaticServiceFetcher<OemLockManager>() {
              @Override
              public OemLockManager createService() throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.OEM_LOCK_SERVICE);
                  IOemLockService oemLockService = IOemLockService.Stub.asInterface(b);
                  if (oemLockService != null) {
                      return new OemLockManager(oemLockService);
                  } else {
                      // not supported
                      return null;
                  }
              }});
  
          registerService(Context.MEDIA_PROJECTION_SERVICE, MediaProjectionManager.class,
                  new CachedServiceFetcher<MediaProjectionManager>() {
              @Override
              public MediaProjectionManager createService(ContextImpl ctx) {
                  return new MediaProjectionManager(ctx);
              }});
  
          registerService(Context.APPWIDGET_SERVICE, AppWidgetManager.class,
                  new CachedServiceFetcher<AppWidgetManager>() {
              @Override
              public AppWidgetManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.APPWIDGET_SERVICE);
                  return new AppWidgetManager(ctx, IAppWidgetService.Stub.asInterface(b));
              }});
  
          registerService(Context.MIDI_SERVICE, MidiManager.class,
                  new CachedServiceFetcher<MidiManager>() {
              @Override
              public MidiManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.MIDI_SERVICE);
                  return new MidiManager(IMidiManager.Stub.asInterface(b));
              }});
  
          registerService(Context.RADIO_SERVICE, RadioManager.class,
                  new CachedServiceFetcher<RadioManager>() {
              @Override
              public RadioManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new RadioManager(ctx);
              }});
  
          registerService(Context.HARDWARE_PROPERTIES_SERVICE, HardwarePropertiesManager.class,
                  new CachedServiceFetcher<HardwarePropertiesManager>() {
              @Override
              public HardwarePropertiesManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.HARDWARE_PROPERTIES_SERVICE);
                  IHardwarePropertiesManager service =
                          IHardwarePropertiesManager.Stub.asInterface(b);
                  return new HardwarePropertiesManager(ctx, service);
              }});
  
          registerService(Context.SOUND_TRIGGER_SERVICE, SoundTriggerManager.class,
                  new CachedServiceFetcher<SoundTriggerManager>() {
              @Override
              public SoundTriggerManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.SOUND_TRIGGER_SERVICE);
                  return new SoundTriggerManager(ctx, ISoundTriggerService.Stub.asInterface(b));
              }});
  
          registerService(Context.SHORTCUT_SERVICE, ShortcutManager.class,
                  new CachedServiceFetcher<ShortcutManager>() {
              @Override
              public ShortcutManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.SHORTCUT_SERVICE);
                  return new ShortcutManager(ctx, IShortcutService.Stub.asInterface(b));
              }});
  
          registerService(Context.OVERLAY_SERVICE, OverlayManager.class,
                  new CachedServiceFetcher<OverlayManager>() {
              @Override
              public OverlayManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.OVERLAY_SERVICE);
                  return new OverlayManager(ctx, IOverlayManager.Stub.asInterface(b));
              }});
  
          registerService(Context.NETWORK_WATCHLIST_SERVICE, NetworkWatchlistManager.class,
                  new CachedServiceFetcher<NetworkWatchlistManager>() {
                      @Override
                      public NetworkWatchlistManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b =
                                  ServiceManager.getServiceOrThrow(Context.NETWORK_WATCHLIST_SERVICE);
                          return new NetworkWatchlistManager(ctx,
                                  INetworkWatchlistManager.Stub.asInterface(b));
                      }});
  
          registerService(Context.SYSTEM_HEALTH_SERVICE, SystemHealthManager.class,
                  new CachedServiceFetcher<SystemHealthManager>() {
              @Override
              public SystemHealthManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(BatteryStats.SERVICE_NAME);
                  return new SystemHealthManager(IBatteryStats.Stub.asInterface(b));
              }});
  
          registerService(Context.CONTEXTHUB_SERVICE, ContextHubManager.class,
                  new CachedServiceFetcher<ContextHubManager>() {
              @Override
              public ContextHubManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new ContextHubManager(ctx.getOuterContext(),
                    ctx.mMainThread.getHandler().getLooper());
              }});
  
          registerService(Context.INCIDENT_SERVICE, IncidentManager.class,
                  new CachedServiceFetcher<IncidentManager>() {
              @Override
              public IncidentManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  return new IncidentManager(ctx);
              }});
  
          registerService(Context.BUGREPORT_SERVICE, BugreportManager.class,
                  new CachedServiceFetcher<BugreportManager>() {
                      @Override
                      public BugreportManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(Context.BUGREPORT_SERVICE);
                          return new BugreportManager(ctx.getOuterContext(),
                                  IDumpstate.Stub.asInterface(b));
                      }});
  
          registerService(Context.AUTOFILL_MANAGER_SERVICE, AutofillManager.class,
                  new CachedServiceFetcher<AutofillManager>() {
              @Override
              public AutofillManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  // Get the services without throwing as this is an optional feature
                  IBinder b = ServiceManager.getService(Context.AUTOFILL_MANAGER_SERVICE);
                  IAutoFillManager service = IAutoFillManager.Stub.asInterface(b);
                  return new AutofillManager(ctx.getOuterContext(), service);
              }});
  
          registerService(Context.CONTENT_CAPTURE_MANAGER_SERVICE, ContentCaptureManager.class,
                  new CachedServiceFetcher<ContentCaptureManager>() {
              @Override
              public ContentCaptureManager createService(ContextImpl ctx)
                      throws ServiceNotFoundException {
                  // Get the services without throwing as this is an optional feature
                  Context outerContext = ctx.getOuterContext();
                  ContentCaptureOptions options = outerContext.getContentCaptureOptions();
                  // Options is null when the service didn't whitelist the activity or package
                  if (options != null && (options.lite || options.isWhitelisted(outerContext))) {
                      IBinder b = ServiceManager
                              .getService(Context.CONTENT_CAPTURE_MANAGER_SERVICE);
                      IContentCaptureManager service = IContentCaptureManager.Stub.asInterface(b);
                      // Service is null when not provided by OEM or disabled by kill-switch.
                      if (service != null) {
                          return new ContentCaptureManager(outerContext, service, options);
                      }
                  }
                  // When feature is disabled or app / package not whitelisted, we return a null
                  // manager to apps so the performance impact is practically zero
                  return null;
              }});
  
          registerService(Context.APP_PREDICTION_SERVICE, AppPredictionManager.class,
                  new CachedServiceFetcher<AppPredictionManager>() {
              @Override
              public AppPredictionManager createService(ContextImpl ctx)
                      throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getService(Context.APP_PREDICTION_SERVICE);
                  return b == null ? null : new AppPredictionManager(ctx);
              }
          });
  
          registerService(Context.CONTENT_SUGGESTIONS_SERVICE,
                  ContentSuggestionsManager.class,
                  new CachedServiceFetcher<ContentSuggestionsManager>() {
                      @Override
                      public ContentSuggestionsManager createService(ContextImpl ctx) {
                          // No throw as this is an optional service
                          IBinder b = ServiceManager.getService(
                                  Context.CONTENT_SUGGESTIONS_SERVICE);
                          IContentSuggestionsManager service =
                                  IContentSuggestionsManager.Stub.asInterface(b);
                          return new ContentSuggestionsManager(ctx.getUserId(), service);
                      }
                  });
  
          registerService(Context.VR_SERVICE, VrManager.class, new CachedServiceFetcher<VrManager>() {
              @Override
              public VrManager createService(ContextImpl ctx) throws ServiceNotFoundException {
                  IBinder b = ServiceManager.getServiceOrThrow(Context.VR_SERVICE);
                  return new VrManager(IVrManager.Stub.asInterface(b));
              }
          });
  
          registerService(Context.TIME_ZONE_RULES_MANAGER_SERVICE, RulesManager.class,
                  new CachedServiceFetcher<RulesManager>() {
              @Override
              public RulesManager createService(ContextImpl ctx) {
                  return new RulesManager(ctx.getOuterContext());
              }});
  
          registerService(Context.CROSS_PROFILE_APPS_SERVICE, CrossProfileApps.class,
                  new CachedServiceFetcher<CrossProfileApps>() {
                      @Override
                      public CrossProfileApps createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(
                                  Context.CROSS_PROFILE_APPS_SERVICE);
                          return new CrossProfileApps(ctx.getOuterContext(),
                                  ICrossProfileApps.Stub.asInterface(b));
                      }
                  });
  
          registerService(Context.SLICE_SERVICE, SliceManager.class,
                  new CachedServiceFetcher<SliceManager>() {
                      @Override
                      public SliceManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          return new SliceManager(ctx.getOuterContext(),
                                  ctx.mMainThread.getHandler());
                      }
              });
  
          registerService(Context.DEVICE_IDLE_CONTROLLER, DeviceIdleManager.class,
                  new CachedServiceFetcher<DeviceIdleManager>() {
                      @Override
                      public DeviceIdleManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IDeviceIdleController service = IDeviceIdleController.Stub.asInterface(
                                  ServiceManager.getServiceOrThrow(
                                          Context.DEVICE_IDLE_CONTROLLER));
                          return new DeviceIdleManager(ctx.getOuterContext(), service);
                      }});
  
          registerService(Context.TIME_DETECTOR_SERVICE, TimeDetector.class,
                  new CachedServiceFetcher<TimeDetector>() {
                      @Override
                      public TimeDetector createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          return new TimeDetector();
                      }});
  
          registerService(Context.PERMISSION_SERVICE, PermissionManager.class,
                  new CachedServiceFetcher<PermissionManager>() {
                      @Override
                      public PermissionManager createService(ContextImpl ctx) {
                          IPackageManager packageManager = AppGlobals.getPackageManager();
                          return new PermissionManager(ctx.getOuterContext(), packageManager);
                      }});
  
          registerService(Context.PERMISSION_CONTROLLER_SERVICE, PermissionControllerManager.class,
                  new CachedServiceFetcher<PermissionControllerManager>() {
                      @Override
                      public PermissionControllerManager createService(ContextImpl ctx) {
                          return new PermissionControllerManager(ctx.getOuterContext(),
                                  ctx.getMainThreadHandler());
                      }});
  
          registerService(Context.ROLE_SERVICE, RoleManager.class,
                  new CachedServiceFetcher<RoleManager>() {
                      @Override
                      public RoleManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          return new RoleManager(ctx.getOuterContext());
                      }});
  
          registerService(Context.ROLE_CONTROLLER_SERVICE, RoleControllerManager.class,
                  new CachedServiceFetcher<RoleControllerManager>() {
                      @Override
                      public RoleControllerManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          return new RoleControllerManager(ctx.getOuterContext());
                      }});
  
          registerService(Context.ROLLBACK_SERVICE, RollbackManager.class,
                  new CachedServiceFetcher<RollbackManager>() {
                      @Override
                      public RollbackManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(Context.ROLLBACK_SERVICE);
                          return new RollbackManager(ctx.getOuterContext(),
                                  IRollbackManager.Stub.asInterface(b));
                      }});
  
          registerService(Context.DYNAMIC_SYSTEM_SERVICE, DynamicSystemManager.class,
                  new CachedServiceFetcher<DynamicSystemManager>() {
                      @Override
                      public DynamicSystemManager createService(ContextImpl ctx)
                              throws ServiceNotFoundException {
                          IBinder b = ServiceManager.getServiceOrThrow(
                                  Context.DYNAMIC_SYSTEM_SERVICE);
                          return new DynamicSystemManager(
                                  IDynamicSystemService.Stub.asInterface(b));
                      }});
          //CHECKSTYLE:ON IndentationCheck
      }
  
      /**
       * Creates an array which is used to cache per-Context service instances.
       */
      public static Object[] createServiceCache() {
          return new Object[sServiceCacheSize];
      }
  
      /**
       * Gets a system service from a given context.
       */
      public static Object getSystemService(ContextImpl ctx, String name) {
          ServiceFetcher<?> fetcher = SYSTEM_SERVICE_FETCHERS.get(name);
          return fetcher != null ? fetcher.getService(ctx) : null;
      }
  
      /**
       * Gets the name of the system-level service that is represented by the specified class.
       */
      public static String getSystemServiceName(Class<?> serviceClass) {
          return SYSTEM_SERVICE_NAMES.get(serviceClass);
      }
  
      /**
       * Statically registers a system service with the context.
       * This method must be called during static initialization only.
       */
      private static <T> void registerService(String serviceName, Class<T> serviceClass,
              ServiceFetcher<T> serviceFetcher) {
          SYSTEM_SERVICE_NAMES.put(serviceClass, serviceName);
          SYSTEM_SERVICE_FETCHERS.put(serviceName, serviceFetcher);
      }
  
      /**
       * Base interface for classes that fetch services.
       * These objects must only be created during static initialization.
       */
      static abstract interface ServiceFetcher<T> {
          T getService(ContextImpl ctx);
      }
  
      /**
       * Override this class when the system service constructor needs a
       * ContextImpl and should be cached and retained by that context.
       */
      static abstract class CachedServiceFetcher<T> implements ServiceFetcher<T> {
          private final int mCacheIndex;
  
          CachedServiceFetcher() {
              // Note this class must be instantiated only by the static initializer of the
              // outer class (SystemServiceRegistry), which already does the synchronization,
              // so bare access to sServiceCacheSize is okay here.
              mCacheIndex = sServiceCacheSize++;
          }
  
          @Override
          @SuppressWarnings("unchecked")
          public final T getService(ContextImpl ctx) {
              final Object[] cache = ctx.mServiceCache;
              final int[] gates = ctx.mServiceInitializationStateArray;
  
              for (;;) {
                  boolean doInitialize = false;
                  synchronized (cache) {
                      // Return it if we already have a cached instance.
                      T service = (T) cache[mCacheIndex];
                      if (service != null || gates[mCacheIndex] == ContextImpl.STATE_NOT_FOUND) {
                          return service;
                      }
  
                      // If we get here, there's no cached instance.
  
                      // Grr... if gate is STATE_READY, then this means we initialized the service
                      // once but someone cleared it.
                      // We start over from STATE_UNINITIALIZED.
                      if (gates[mCacheIndex] == ContextImpl.STATE_READY) {
                          gates[mCacheIndex] = ContextImpl.STATE_UNINITIALIZED;
                      }
  
                      // It's possible for multiple threads to get here at the same time, so
                      // use the "gate" to make sure only the first thread will call createService().
  
                      // At this point, the gate must be either UNINITIALIZED or INITIALIZING.
                      if (gates[mCacheIndex] == ContextImpl.STATE_UNINITIALIZED) {
                          doInitialize = true;
                          gates[mCacheIndex] = ContextImpl.STATE_INITIALIZING;
                      }
                  }
  
                  if (doInitialize) {
                      // Only the first thread gets here.
  
                      T service = null;
                      @ServiceInitializationState int newState = ContextImpl.STATE_NOT_FOUND;
                      try {
                          // This thread is the first one to get here. Instantiate the service
                          // *without* the cache lock held.
                          service = createService(ctx);
                          newState = ContextImpl.STATE_READY;
  
                      } catch (ServiceNotFoundException e) {
                          onServiceNotFound(e);
  
                      } finally {
                          synchronized (cache) {
                              cache[mCacheIndex] = service;
                              gates[mCacheIndex] = newState;
                              cache.notifyAll();
                          }
                      }
                      return service;
                  }
                  // The other threads will wait for the first thread to call notifyAll(),
                  // and go back to the top and retry.
                  synchronized (cache) {
                      while (gates[mCacheIndex] < ContextImpl.STATE_READY) {
                          try {
                              cache.wait();
                          } catch (InterruptedException e) {
                              Log.w(TAG, "getService() interrupted");
                              Thread.currentThread().interrupt();
                              return null;
                          }
                      }
                  }
              }
          }
  
          public abstract T createService(ContextImpl ctx) throws ServiceNotFoundException;
      }
  
      /**
       * Override this class when the system service does not need a ContextImpl
       * and should be cached and retained process-wide.
       */
      static abstract class StaticServiceFetcher<T> implements ServiceFetcher<T> {
          private T mCachedInstance;
  
          @Override
          public final T getService(ContextImpl ctx) {
              synchronized (StaticServiceFetcher.this) {
                  if (mCachedInstance == null) {
                      try {
                          mCachedInstance = createService();
                      } catch (ServiceNotFoundException e) {
                          onServiceNotFound(e);
                      }
                  }
                  return mCachedInstance;
              }
          }
  
          public abstract T createService() throws ServiceNotFoundException;
      }
  
      /**
       * Like StaticServiceFetcher, creates only one instance of the service per application, but when
       * creating the service for the first time, passes it the application context of the creating
       * application.
       *
       * TODO: Delete this once its only user (ConnectivityManager) is known to work well in the
       * case where multiple application components each have their own ConnectivityManager object.
       */
      static abstract class StaticApplicationContextServiceFetcher<T> implements ServiceFetcher<T> {
          private T mCachedInstance;
  
          @Override
          public final T getService(ContextImpl ctx) {
              synchronized (StaticApplicationContextServiceFetcher.this) {
                  if (mCachedInstance == null) {
                      Context appContext = ctx.getApplicationContext();
                      // If the application context is null, we're either in the system process or
                      // it's the application context very early in app initialization. In both these
                      // cases, the passed-in ContextImpl will not be freed, so it's safe to pass it
                      // to the service. http://b/27532714 .
                      try {
                          mCachedInstance = createService(appContext != null ? appContext : ctx);
                      } catch (ServiceNotFoundException e) {
                          onServiceNotFound(e);
                      }
                  }
                  return mCachedInstance;
              }
          }
  
          public abstract T createService(Context applicationContext) throws ServiceNotFoundException;
      }
  
      public static void onServiceNotFound(ServiceNotFoundException e) {
          // We're mostly interested in tracking down long-lived core system
          // components that might stumble if they obtain bad references; just
          // emit a tidy log message for normal apps
          if (android.os.Process.myUid() < android.os.Process.FIRST_APPLICATION_UID) {
              Log.wtf(TAG, e.getMessage(), e);
          } else {
              Log.w(TAG, e.getMessage());
          }
      }
  }
  