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;
  
  import android.app.job.JobInfo;
  import android.app.job.JobParameters;
  import android.app.job.JobScheduler;
  import android.app.job.JobService;
  import android.content.ComponentName;
  import android.content.Context;
  import android.content.pm.PackageManagerInternal;
  import android.os.AsyncTask;
  
  import java.util.concurrent.TimeUnit;
  
  public class PruneInstantAppsJobService extends JobService {
      private static final boolean DEBUG = false;
  
      private static final int JOB_ID = 765123;
  
      private static final long PRUNE_INSTANT_APPS_PERIOD_MILLIS = DEBUG
              ? TimeUnit.MINUTES.toMillis(1) : TimeUnit.DAYS.toMillis(1);
  
      public static void schedule(Context context) {
          JobInfo pruneJob = new JobInfo.Builder(JOB_ID, new ComponentName(
                  context.getPackageName(), PruneInstantAppsJobService.class.getName()))
                  .setRequiresDeviceIdle(true)
                  .setPeriodic(PRUNE_INSTANT_APPS_PERIOD_MILLIS)
                  .build();
  
          JobScheduler jobScheduler = context.getSystemService(JobScheduler.class);
          jobScheduler.schedule(pruneJob);
      }
  
      @Override
      public boolean onStartJob(JobParameters params) {
          AsyncTask.execute(() -> {
              PackageManagerInternal packageManagerInternal = LocalServices.getService(
                      PackageManagerInternal.class);
              packageManagerInternal.pruneInstantApps();
              jobFinished(params, false);
          });
          return true;
      }
  
      @Override
      public boolean onStopJob(JobParameters params) {
          return false;
      }
  }