/** * {@inheritDoc} */ public function publishEvent(EventInterface $event) { // Check if event exists after invoking the PublishEventCommand because // the PublishEventCommand tells that a event is dispatched but does not care // if it succeeded. Later the EventPublishedEvent can be used to check if a // event succeeded. if (!is_null($this->gate->getSystemBus())) { $publishEventCommand = new PublishEventCommand(); $publishEventCommand->setMessageClass(get_class($event)); $publishEventCommand->setMessageVars($event->getMessageVars()); $publishEventCommand->setBusName($this->getName()); $this->gate->getSystemBus()->invokeCommand($publishEventCommand); } try { $response = $this->bus->publishEvent($event); if ($response === false) { return false; } } catch (BusException $ex) { //throw it again throw $ex; } catch (\Exception $ex) { throw BusException::defaultBusError($ex->getMessage(), null, $ex); } // Dispatch the EventPublishedEvent here! If for example a event could not be dispatched // because it does not exist in the eventListenerMap[<empty>] this Event would never // be dispatched! if (!is_null($this->gate->getSystemBus())) { $eventPublishedEvent = new EventPublishedEvent(); $eventPublishedEvent->setMessageClass(get_class($event)); $eventPublishedEvent->setMessageVars($event->getMessageVars()); $eventPublishedEvent->setBusName($this->getName()); $this->gate->getSystemBus()->publishEvent($eventPublishedEvent); } return $response; }