vendor/symfony/messenger/EventListener/StopWorkerOnCustomStopExceptionListener.php line 43

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  1. <?php
  2. /*
  3.  * This file is part of the Symfony package.
  4.  *
  5.  * (c) Fabien Potencier <fabien@symfony.com>
  6.  *
  7.  * For the full copyright and license information, please view the LICENSE
  8.  * file that was distributed with this source code.
  9.  */
  10. namespace Symfony\Component\Messenger\EventListener;
  11. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  12. use Symfony\Component\Messenger\Event\WorkerMessageFailedEvent;
  13. use Symfony\Component\Messenger\Event\WorkerRunningEvent;
  14. use Symfony\Component\Messenger\Exception\HandlerFailedException;
  15. use Symfony\Component\Messenger\Exception\StopWorkerExceptionInterface;
  16. /**
  17.  * @author GrĂ©goire Pineau <lyrixx@lyrixx.info>
  18.  */
  19. class StopWorkerOnCustomStopExceptionListener implements EventSubscriberInterface
  20. {
  21.     private $stop false;
  22.     public function onMessageFailed(WorkerMessageFailedEvent $event): void
  23.     {
  24.         $th $event->getThrowable();
  25.         if ($th instanceof StopWorkerExceptionInterface) {
  26.             $this->stop true;
  27.         }
  28.         if ($th instanceof HandlerFailedException) {
  29.             foreach ($th->getNestedExceptions() as $e) {
  30.                 if ($e instanceof StopWorkerExceptionInterface) {
  31.                     $this->stop true;
  32.                     break;
  33.                 }
  34.             }
  35.         }
  36.     }
  37.     public function onWorkerRunning(WorkerRunningEvent $event): void
  38.     {
  39.         if ($this->stop) {
  40.             $event->getWorker()->stop();
  41.         }
  42.     }
  43.     public static function getSubscribedEvents(): array
  44.     {
  45.         return [
  46.             WorkerMessageFailedEvent::class => 'onMessageFailed',
  47.             WorkerRunningEvent::class => 'onWorkerRunning',
  48.         ];
  49.     }
  50. }