content: /*
   * Copyright (C) 2017 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 com.android.server.backup.internal;
  
  import static com.android.server.backup.BackupManagerService.DEBUG;
  import static com.android.server.backup.BackupManagerService.TAG;
  import static com.android.server.backup.UserBackupManagerService.RUN_INITIALIZE_ACTION;
  
  import android.content.BroadcastReceiver;
  import android.content.Context;
  import android.content.Intent;
  import android.util.Slog;
  
  import com.android.server.backup.UserBackupManagerService;
  
  import java.util.Set;
  
  /**
   * A {@link BroadcastReceiver} for the action {@link UserBackupManagerService#RUN_INITIALIZE_ACTION}
   * that runs an initialization operation on all pending transports.
   */
  public class RunInitializeReceiver extends BroadcastReceiver {
      private final UserBackupManagerService mUserBackupManagerService;
  
      public RunInitializeReceiver(UserBackupManagerService userBackupManagerService) {
          mUserBackupManagerService = userBackupManagerService;
      }
  
      public void onReceive(Context context, Intent intent) {
          if (!RUN_INITIALIZE_ACTION.equals(intent.getAction())) {
              return;
          }
  
          synchronized (mUserBackupManagerService.getQueueLock()) {
              Set<String> pendingInits = mUserBackupManagerService.getPendingInits();
              if (DEBUG) {
                  Slog.v(TAG, "Running a device init; " + pendingInits.size() + " pending");
              }
  
              if (pendingInits.size() > 0) {
                  String[] transports = pendingInits.toArray(new String[pendingInits.size()]);
  
                  mUserBackupManagerService.clearPendingInits();
  
                  UserBackupManagerService.BackupWakeLock wakelock =
                          mUserBackupManagerService.getWakelock();
                  wakelock.acquire();
                  OnTaskFinishedListener listener = caller -> wakelock.release();
  
                  Runnable task =
                          new PerformInitializeTask(
                                  mUserBackupManagerService,
                                  transports,
                                  /* observer */ null,
                                  listener);
                  mUserBackupManagerService.getBackupHandler().post(task);
              }
          }
      }
  }
  