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      1 /*
      2  * Copyright (C) 2016 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 com.android.tv.dvr;
     18 
     19 import android.support.annotation.MainThread;
     20 import android.support.annotation.VisibleForTesting;
     21 
     22 import com.android.tv.util.Clock;
     23 
     24 import java.util.List;
     25 import java.util.concurrent.TimeUnit;
     26 
     27 /**
     28  * Deletes {@link ScheduledRecording} older than {@value @DAYS} days.
     29  */
     30 class ScheduledProgramReaper implements Runnable {
     31 
     32     @VisibleForTesting
     33     static final  int DAYS = 2;
     34     private final WritableDvrDataManager mDvrDataManager;
     35     private final Clock mClock;
     36 
     37     ScheduledProgramReaper(WritableDvrDataManager dvrDataManager, Clock clock) {
     38         mDvrDataManager = dvrDataManager;
     39         mClock = clock;
     40     }
     41 
     42     @Override
     43     @MainThread
     44     public void run() {
     45         List<ScheduledRecording> recordings = mDvrDataManager.getAllScheduledRecordings();
     46         long cutoff = mClock.currentTimeMillis() - TimeUnit.DAYS.toMillis(DAYS);
     47         for (ScheduledRecording r : recordings) {
     48             if (r.getEndTimeMs() < cutoff) {
     49                 mDvrDataManager.removeScheduledRecording(r);
     50             }
     51         }
     52     }
     53 }
     54