/**
  * Update the options list in the event.
  *
  * @param GetPropertyOptionsEvent $event The event being emitted.
  *
  * @param array                   $value The options array.
  *
  * @return void
  */
 public function update($event, $value)
 {
     if ($value === null) {
         return;
     }
     $event->setOptions($value);
     $event->stopPropagation();
 }