コード例 #1
0
ファイル: AbstractBus.php プロジェクト: malocher/cqrs-esb
 /**
  * @param EventInterface $event
  * @return bool|void
  * @throws BusException
  */
 public function publishEvent(EventInterface $event)
 {
     $eventClass = get_class($event);
     if (!isset($this->eventListenerMap[$eventClass])) {
         return false;
     }
     foreach ($this->eventListenerMap[$eventClass] as $callableOrDefinition) {
         if (is_callable($callableOrDefinition)) {
             call_user_func($callableOrDefinition, $event);
         }
         if (is_array($callableOrDefinition)) {
             if (is_null($this->eventListenerLoader)) {
                 throw BusException::loaderNotExistError(sprintf('Can not load the event listener <%s>. No EventListenerLoader found.', $callableOrDefinition['alias']));
             }
             $eventListener = $this->eventListenerLoader->getEventListener($callableOrDefinition['alias']);
             $method = $callableOrDefinition['method'];
             // instead of invoking the handler method directly
             // we call the execute function of the implemented trait and pass along a reference to the gate
             $usedTraits = class_uses($eventListener);
             if (!isset($usedTraits['Malocher\\Cqrs\\Adapter\\AdapterTrait'])) {
                 throw BusException::traitError('Adapter Trait is missing! Use it!');
             }
             $eventListener->executeEvent($this, $eventListener, $method, $event);
         }
     }
     return true;
 }
コード例 #2
0
ファイル: BusProxy.php プロジェクト: malocher/cqrs-esb
 /**
  * {@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;
 }
コード例 #3
0
ファイル: Gate.php プロジェクト: malocher/cqrs-esb
 /**
  * get bus by name
  * 
  * If no name is provided, the gate tries to find a default bus:
  *   1. you can set a default bus via {@see setDefaultBusName}
  *   2. if only one bus is attached, it is treated as default bus
  *
  * @param string $name
  * @return BusInterface|null If the system bus is requested but not enabled, method returns null
  * @throws Bus\BusException If default bus can not be detected or bus not exists
  */
 public function getBus($name = null)
 {
     if ($name == AbstractBus::SYSTEMBUS) {
         return $this->systemBus;
     }
     if (is_null($name)) {
         if (!is_null($this->defaultBusName)) {
             $name = $this->defaultBusName;
         } else {
             if (count($this->buses) == 1) {
                 return current($this->buses);
             } else {
                 throw Bus\BusException::defaultBusError('Default bus can not be detected. Please set the default bus or provide a bus name');
             }
         }
     }
     if (!isset($this->buses[$name])) {
         throw Bus\BusException::busNotExistError(sprintf('The bus <%s> can not be found', $name));
     }
     return $this->buses[$name];
 }