1 files changed, 70 insertions, 0 deletions
diff --git a/src/com/android/tv/dvr/recorder/ScheduledProgramReaper.java b/src/com/android/tv/dvr/recorder/ScheduledProgramReaper.java
new file mode 100644
index 00000000..d958c4a1
--- /dev/null
+++ b/src/com/android/tv/dvr/recorder/ScheduledProgramReaper.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2016 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.tv.dvr.recorder;
+
+import android.support.annotation.MainThread;
+import android.support.annotation.VisibleForTesting;
+
+import com.android.tv.dvr.WritableDvrDataManager;
+import com.android.tv.dvr.data.ScheduledRecording;
+import com.android.tv.dvr.data.SeriesRecording;
+import com.android.tv.util.Clock;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Deletes {@link ScheduledRecording} older than {@value @DAYS} days.
+ */
+class ScheduledProgramReaper implements Runnable {
+
+    @VisibleForTesting
+    static final  int DAYS = 2;
+    private final WritableDvrDataManager mDvrDataManager;
+    private final Clock mClock;
+
+    ScheduledProgramReaper(WritableDvrDataManager dvrDataManager, Clock clock) {
+        mDvrDataManager = dvrDataManager;
+        mClock = clock;
+    }
+
+    @Override
+    @MainThread
+    public void run() {
+        long cutoff = mClock.currentTimeMillis() - TimeUnit.DAYS.toMillis(DAYS);
+        List<ScheduledRecording> toRemove = new ArrayList<>();
+        for (ScheduledRecording r : mDvrDataManager.getAllScheduledRecordings()) {
+            // Do not remove the schedules if it belongs to the series recording and was finished
+            // successfully. The schedule is necessary for checking the scheduled episode of the
+            // series recording.
+            if (r.getEndTimeMs() < cutoff
+                    && (r.getSeriesRecordingId() == SeriesRecording.ID_NOT_SET
+                    || r.getState() != ScheduledRecording.STATE_RECORDING_FINISHED)) {
+                toRemove.add(r);
+            }
+        }
+        for (ScheduledRecording r : mDvrDataManager.getDeletedSchedules()) {
+            if (r.getEndTimeMs() < cutoff) {
+                toRemove.add(r);
+            }
+        }
+        if (!toRemove.isEmpty()) {
+            mDvrDataManager.removeScheduledRecording(ScheduledRecording.toArray(toRemove));
+        }
+    }
+}