/** * Publishes the events from the domain event stream to the listeners. * * @param DomainEventStreamInterface $domainMessages * @throws \Exception */ public function publish(DomainEventStreamInterface $domainMessages) { $this->transactionManager->beginTransaction(); try { $this->eventBus->publish($domainMessages); $this->transactionManager->commit(); } catch (\Exception $e) { $this->transactionManager->rollback(); throw $e; } }
/** * @param string $exchangeName * @param string $queueName */ public function listen($queueName) { $adapter = $this->queueFactory->create($queueName); $eventBus = $this->eventBus; $callback = function ($msg) use($eventBus, $adapter) { if ($msg->body == 'finished') { $msg->delivery_info['channel']->basic_ack($msg->delivery_info['delivery_tag']); $adapter->delete(); exit; } $this->eventBus->publish($this->getDomainEventStream($msg->body)); }; $adapter->listen($callback); }
/** * @param AMQPMessage $message */ public function consume(AMQPMessage $message) { $context = []; if ($message->has('correlation_id')) { $context['correlation_id'] = $message->get('correlation_id'); } if ($this->logger) { $this->logger->info('received message with content-type ' . $message->get('content_type'), $context); } $contentType = new StringLiteral($message->get('content_type')); try { $deserializer = $this->deserializerLocator->getDeserializerForContentType($contentType); $domainMessage = $deserializer->deserialize(new StringLiteral($message->body)); // If the deserializer did not return a DomainMessage yet, then // consider the returned value as the payload, and wrap it in a // DomainMessage. if (!$domainMessage instanceof DomainMessage) { $domainMessage = new DomainMessage(UUID::generateAsString(), 0, new Metadata($context), $domainMessage, DateTime::now()); } $this->delayIfNecessary(); if ($this->logger) { $this->logger->info('passing on message to event bus', $context); } $this->eventBus->publish(new DomainEventStream([$domainMessage])); } catch (\Exception $e) { if ($this->logger) { $this->logger->error($e->getMessage(), $context + ['exception' => $e]); } $message->delivery_info['channel']->basic_reject($message->delivery_info['delivery_tag'], false); if ($this->logger) { $this->logger->info('message rejected', $context); } return; } $message->delivery_info['channel']->basic_ack($message->delivery_info['delivery_tag']); if ($this->logger) { $this->logger->info('message acknowledged', $context); } }
/** * Handles an error * * @param EventInterface $error * @param mixed $context * * @return void */ public function handle(EventInterface $error, $context = null) { $this->eventBus->publish(new DomainEventStream([DomainMessage::recordNow(null, null, new Metadata([ContextEnricher::CONTEXT => $context]), $error)])); }
private function publishEvents() { $this->eventBus->publish(new DomainEventStream($this->eventBuffer)); $this->clearEventBuffer(); }
/** * Consumes a message * * @param string $message * @return string|null|void */ public function consume($message) { $eventStream = $this->serializer->deserialize($message); $this->eventBus->publish($eventStream); }
/** * @return void */ protected function publishEvents() { $this->eventBus->publish(new DomainEventStream($this->eventBuffer)); $this->eventBuffer = []; }
/** * @param object $payload * @param Metadata $metadata */ private function publish($payload, Metadata $metadata) { $message = new DomainMessage(UUID::generateAsString(), 1, $metadata, $payload, DateTime::now()); $domainEventStream = new DomainEventStream([$message]); $this->eventBus->publish($domainEventStream); }