library/ui/src/main/java/com/google/android/exoplayer2/ui/DebugTextViewHelper.java
public final void stop() {
    if (!started) {
      return;
    }
    started = false;
    player.removeListener(this);
    textView.removeCallbacks(this);
  }
/**
   * Stops periodic updates of the {@link TextView}. Must be called from the application's main
   * thread.
   */
Stops periodic updates of the  TextView. Must be called from the application's main
thread.
Stops periodic updates of the TextView . Must be called from the application ' s main thread .
public final void stop() {
    if (!started) {
      return;
    }
    started = false;
    player.removeListener(this);
    textView.removeCallbacks(this);
  }
public final void stop ( ) { if ( ! started ) { return ; } started = false ; player . removeListener ( this ) ; textView . removeCallbacks ( this ) ; }
Stops periodic updates of the {@link TextView}.
Stops periodic updates of the { @link TextView } .