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<?php |
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namespace PSB\Core\Transport\RabbitMq; |
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use PSB\Core\Exception\InvalidArgumentException; |
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use PSB\Core\Routing\MulticastAddressTag; |
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use PSB\Core\Routing\UnicastAddressTag; |
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use PSB\Core\Transport\MessageDispatcherInterface; |
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use PSB\Core\Transport\OutgoingPhysicalMessage; |
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use PSB\Core\Transport\TransportOperations; |
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class RabbitMqMessageDispatcher implements MessageDispatcherInterface |
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{ |
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/** |
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* @var RoutingTopology |
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*/ |
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private $routingTopology; |
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/** |
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* @var BrokerModel |
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*/ |
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private $brokerModel; |
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/** |
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* @var MessageConverter |
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*/ |
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private $messageConverter; |
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/** |
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* @param RoutingTopology $routingTopology |
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* @param BrokerModel $brokerModel |
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* @param MessageConverter $messageConverter |
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*/ |
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public function __construct( |
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RoutingTopology $routingTopology, |
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BrokerModel $brokerModel, |
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MessageConverter $messageConverter |
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) { |
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$this->routingTopology = $routingTopology; |
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$this->brokerModel = $brokerModel; |
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$this->messageConverter = $messageConverter; |
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} |
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/** |
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* @param TransportOperations $transportOperations |
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*/ |
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public function dispatch(TransportOperations $transportOperations) |
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{ |
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foreach ($transportOperations->getTransportOperations() as $transportOperation) { |
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$addressTag = $transportOperation->getAddressTag(); |
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$message = $transportOperation->getMessage(); |
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if ($addressTag instanceof UnicastAddressTag) { |
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$this->sendMessage($message, $addressTag); |
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} elseif ($addressTag instanceof MulticastAddressTag) { |
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$this->publishMessage($message, $addressTag); |
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} else { |
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$tagType = get_class($addressTag); |
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throw new InvalidArgumentException( |
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"Transport operations contain an unsupported type of '$tagType'. Supported types are 'PSB\Core\\Routing\\UnicastAddressTag' and 'PSB\Core\\Routing\\MulticastAddressTag'." |
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); |
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} |
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} |
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} |
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/** |
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* @param OutgoingPhysicalMessage $message |
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* @param UnicastAddressTag $addressTag |
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*/ |
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private function sendMessage(OutgoingPhysicalMessage $message, UnicastAddressTag $addressTag) |
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{ |
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$attributes = $this->messageConverter->composeRabbitMqAttributes($message); |
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$this->routingTopology->send( |
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$this->brokerModel, |
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$addressTag->getDestination(), |
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$message->getBody(), |
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$attributes |
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); |
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} |
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/** |
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* @param OutgoingPhysicalMessage $message |
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* @param MulticastAddressTag $addressTag |
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*/ |
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private function publishMessage(OutgoingPhysicalMessage $message, MulticastAddressTag $addressTag) |
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{ |
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$attributes = $this->messageConverter->composeRabbitMqAttributes($message); |
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$this->routingTopology->publish( |
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$this->brokerModel, |
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$addressTag->getMessageType(), |
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$message->getBody(), |
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$attributes |
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); |
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} |
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} |
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phpservicebus /
core
