code: protected function wantToHandle(AbstractEnvironmentAwareEvent $event)
      {
          if (!parent::wantToHandle($event)) {
              return false;
          }
          if (method_exists($event, 'getPropertyName') && ('attr_id' !== $event->getPropertyName())) {
              return false;
          }
          if (method_exists($event, 'getProperty') && ('attr_id' !== $event->getProperty())) {
              return false;
          }
  
          return true;
      }
docs: {@inheritDoc}