Example #1
0
  /**
   * Will dispatch an application event through Mule
   *
   * @param applicationEvent the Spring event to be dispatched
   * @throws ApplicationEventException if the event cannot be dispatched i.e. if the underlying
   *     transport throws an exception
   */
  protected void dispatchEvent(MuleApplicationEvent applicationEvent)
      throws ApplicationEventException {
    UMOEndpoint endpoint = null;
    try {
      endpoint =
          MuleEndpoint.getOrCreateEndpointForUri(
              applicationEvent.getEndpoint(), UMOEndpoint.ENDPOINT_TYPE_SENDER);
    } catch (UMOException e) {
      throw new ApplicationEventException(
          "Failed to get endpoint for endpointUri: " + applicationEvent.getEndpoint(), e);
    }
    if (endpoint != null) {
      try {
        // if (applicationEvent.getEndpoint() != null) {
        // endpoint.setEndpointURI(applicationEvent.getEndpoint());
        // }

        MuleMessage message =
            new MuleMessage(applicationEvent.getSource(), applicationEvent.getProperties());
        // has dispatch been triggered using beanFactory.publish()
        // without a current event
        if (applicationEvent.getMuleEventContext() != null) {
          // tell mule not to try and route this event itself
          applicationEvent.getMuleEventContext().setStopFurtherProcessing(true);
          applicationEvent.getMuleEventContext().dispatchEvent(message, endpoint);
        } else {
          UMOSession session =
              new MuleSession(
                  message,
                  ((AbstractConnector) endpoint.getConnector()).getSessionHandler(),
                  component);
          RequestContext.setEvent(new MuleEvent(message, endpoint, session, false));
          // transform if necessary
          if (endpoint.getTransformer() != null) {
            message =
                new MuleMessage(
                    endpoint.getTransformer().transform(applicationEvent.getSource()),
                    applicationEvent.getProperties());
          }
          endpoint.dispatch(new MuleEvent(message, endpoint, session, false));
        }
      } catch (Exception e1) {
        throw new ApplicationEventException("Failed to dispatch event: " + e1.getMessage(), e1);
      }
    } else {
      throw new ApplicationEventException(
          "Failed endpoint using name: " + applicationEvent.getEndpoint());
    }
  }
Example #2
0
  protected Object invokeAction(AdminNotification action, UMOEventContext context)
      throws UMOException {
    String destComponent = null;
    UMOMessage result = null;
    String endpoint = action.getResourceIdentifier();
    if (action.getResourceIdentifier().startsWith("mule:")) {
      destComponent = endpoint.substring(endpoint.lastIndexOf("/") + 1);
    } else {
      destComponent = endpoint;
    }

    if (destComponent != null) {
      UMOSession session = MuleManager.getInstance().getModel().getComponentSession(destComponent);
      // Need to do this otherise when the event is invoked the
      // transformer associated with the Mule Admin queue will be invoked, but
      // the
      // message will not be of expected type
      UMOEndpoint ep = new MuleEndpoint(RequestContext.getEvent().getEndpoint());
      ep.setTransformer(null);
      UMOEvent event =
          new MuleEvent(action.getMessage(), ep, context.getSession(), context.isSynchronous());
      RequestContext.setEvent(event);

      if (context.isSynchronous()) {
        result = session.getComponent().sendEvent(event);
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        wireFormat.write(out, result);
        return out.toByteArray();
      } else {
        session.getComponent().dispatchEvent(event);
        return null;
      }
    } else {
      return handleException(
          result,
          new MuleException(
              new Message(
                  Messages.COULD_NOT_DETERMINE_DESTINATION_COMPONENT_FROM_ENDPOINT_X, endpoint)));
    }
  }