public void handleUpdate(){
  Timer timer=getTimer();
  if (timer != null && (isAutoUpdate() || !timer.isRunning())) {
    timer.restart();
  }
}

public void handleUpdate ( ) { Timer timer = getTimer ( ) ; if ( timer != null && ( isAutoUpdate ( ) || ! timer . isRunning ( ) ) ) { timer . restart ( ) ; } }
checks to see if there is a timer , and if the component wants to automatically update the current image . if the timer isn ' t running , it ' s started .
