Release.java

@Override
protected void onStart() {
   super.onStart();
   mPlayerAdapter.loadMedia(MEDIA_RES_ID);
   Log.d(TAG, "onStart: create MediaPlayer");
}

@Override
protected void onStop() {
   super.onStop();
   if (isChangingConfigurations() && mPlayerAdapter.isPlaying()) {
       Log.d(TAG, "onStop: don't release MediaPlayer as screen is rotating & playing");
   } else {
       mPlayerAdapter.release();
       Log.d(TAG, "onStop: release MediaPlayer");
   }
}