/** * {@inheritdoc} */ public function send($routingKey, CommandMessageInterface $command, CommandCallbackInterface $callback = null) { $destination = $this->template->getRoutingDestination($command->getCommandName(), $routingKey); if (null === $destination) { $destination = $this->findSuitableNode($command); $this->template->setRoutingDestination($destination, $command->getCommandName(), $routingKey); } // dispatch locally if destination matches this node if ($this->template->getNodeName() === $destination) { $this->localSegment->dispatch($command, $callback); return; } $awaitReply = $callback ? true : false; $dispatchMessage = new DispatchMessage($command, $this->serializer, $awaitReply); $this->template->enqueueCommand($destination, $dispatchMessage->toBytes()); if ($awaitReply) { $reply = $this->template->readCommandReply($command->getIdentifier()); if (null === $reply) { $callback->onFailure(new CommandTimeoutException($command->getIdentifier())); return; } $replyMessage = ReplyMessage::fromBytes($this->serializer, $reply[1]); if ($replyMessage->isSuccess()) { $callback->onSuccess($replyMessage->getReturnValue()); } else { $callback->onFailure(new CommandDispatchException($replyMessage->getError())); } } }
/** * {@inheritDoc} */ public function sendAndWait($command) { $message = $this->createCommandMessage($command); $callback = new ResultCallback(); $this->commandBus->dispatch($message, $callback); return $callback->getResult(); }
public function processCommand() { $data = $this->template->dequeueCommand(); if (null === $data) { $this->logger->info('Timeout while waiting for commands, re-entering loop'); return; } $dispatchMessage = DispatchMessage::fromBytes($this->serializer, $data[1]); $self = $this; $successCallback = function ($result) use($dispatchMessage, $self) { $message = new ReplyMessage($dispatchMessage->getCommandIdentifier(), $self->serializer, $result); $self->template->writeCommandReply($dispatchMessage->getCommandIdentifier(), $message->toBytes()); }; $failureCallback = function (\Exception $cause) use($dispatchMessage, $self) { $message = new ReplyMessage($dispatchMessage->getCommandIdentifier(), $self->serializer, $cause, false); $self->template->writeCommandReply($dispatchMessage->getCommandIdentifier(), $message->toBytes()); }; $this->localSegment->dispatch($dispatchMessage->getCommandMessage(), $dispatchMessage->isExpectReply() ? new ClosureCommandCallback($successCallback, $failureCallback) : null); }