/** * @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); } }