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Prevent StreamVolumeManager from being released twice

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PiperOrigin-RevId: 307534335
This commit is contained in:
gyumin 2020-04-21 05:09:38 +01:00 committed by Ian Baker
parent 628234fd1f
commit 118f0b3938
1 changed files with 5 additions and 0 deletions
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5
library/core/src/main/java/com/google/android/exoplayer2/StreamVolumeManager.java
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@ -53,6 +53,7 @@ import com.google.android.exoplayer2.util.Util;
@C.StreamType private int streamType; @C.StreamType private int streamType;
private int volume; private int volume;
private boolean muted; private boolean muted;
private boolean released;
/** Creates a manager. */ /** Creates a manager. */
public StreamVolumeManager(Context context, Handler eventHandler, Listener listener) { public StreamVolumeManager(Context context, Handler eventHandler, Listener listener) {
@ -158,7 +159,11 @@ import com.google.android.exoplayer2.util.Util;
/** Releases the manager. It must be called when the manager is no longer required. */ /** Releases the manager. It must be called when the manager is no longer required. */
public void release() { public void release() {
if (released) {
return;
}
applicationContext.unregisterReceiver(receiver); applicationContext.unregisterReceiver(receiver);
released = true;
} }
private void updateVolumeAndNotifyIfChanged() { private void updateVolumeAndNotifyIfChanged() {