Add player release check to enabling audio focus & audio becoming noisy handling.

PiperOrigin-RevId: 276679790

library/core/src/main/java/com/google/android/exoplayer2/SimpleExoPlayer.java

@@ -348,6 +348,7 @@ public class SimpleExoPlayer extends BasePlayer
   private boolean hasNotifiedFullWrongThreadWarning;
   @Nullable private PriorityTaskManager priorityTaskManager;
   private boolean isPriorityTaskManagerRegistered;
+  private boolean playerReleased;
 
   /**
    * @param context A {@link Context}.
@@ -641,6 +642,9 @@ public class SimpleExoPlayer extends BasePlayer
   @Override
   public void setAudioAttributes(AudioAttributes audioAttributes, boolean handleAudioFocus) {
     verifyApplicationThread();
+    if (playerReleased) {
+      return;
+    }
     if (!Util.areEqual(this.audioAttributes, audioAttributes)) {
       this.audioAttributes = audioAttributes;
       for (Renderer renderer : renderers) {
@@ -778,6 +782,9 @@ public class SimpleExoPlayer extends BasePlayer
    */
   public void setHandleAudioBecomingNoisy(boolean handleAudioBecomingNoisy) {
     verifyApplicationThread();
+    if (playerReleased) {
+      return;
+    }
     audioBecomingNoisyManager.setEnabled(handleAudioBecomingNoisy);
   }
 
@@ -1278,6 +1285,7 @@ public class SimpleExoPlayer extends BasePlayer
     }
     bandwidthMeter.removeEventListener(analyticsCollector);
     currentCues = Collections.emptyList();
+    playerReleased = true;
   }
 
   @Override