Exemple #1
0
  /**
   * This method is called from a messaging adapter to handle the delivery of messages to one or
   * more clients. If you pass in the <code>sendToAllSubscribers</code> parameter as <code>true
   * </code>, the message is routed to all clients who are subscribed to receive messages from this
   * destination. When you use this method, the selector expressions for all subscribing clients are
   * not evaluated. If you want the selector expressions to be evaluated, use a combination of the
   * <code>pushMessageToClients</code> method and the <code>sendPushMessageFromPeer</code> methods.
   *
   * @param message The <code>Message</code> to send.
   * @param sendToAllSubscribers If <code>true</code>, send this message to all clients subscribed
   *     to the destination of this message. If <code>false</code>, send the message only to the
   *     clientId specified in the message.
   */
  public void serviceMessageFromAdapter(Message message, boolean sendToAllSubscribers) {
    // Update management metrics.
    if (managed) {
      MessageDestination destination =
          (MessageDestination) getDestination(message.getDestination());
      if (destination != null && destination.isManaged()) {
        MessageDestinationControl destinationControl =
            (MessageDestinationControl) destination.getControl();
        if (destinationControl != null) // Should not happen but just in case.
        destinationControl.incrementServiceMessageFromAdapterCount();
      }
    }

    // in this service's case, this invocation occurs when an adapter has asynchronously
    // received a message from one of its adapters acting as a consumer
    if (sendToAllSubscribers) {
      pushMessageToClients(message, false);
      sendPushMessageFromPeer(message, false);
    } else {
      // TODO - need to do something here to locate the proper qualified client.
      // the adapter has already processed the subscribers
      Set subscriberIds = new TreeSet();
      subscriberIds.add(message.getClientId());
      pushMessageToClients(subscriberIds, message, false);
    }
  }
Exemple #2
0
 /**
  * Used to increment the message count metric for the <code>MessageService</code>. This value is
  * stored in the corresponding MBean. The <code>MessageService</code> already invokes this method
  * in its <code>serviceMessage()</code> and <code>serviceCommand()</code> implementations, but if
  * a subclass overrides these methods completely it should invoke this method appropriately as it
  * processes messages.
  *
  * @param commandMessage Pass <code>true</code> if the message being processed is a <code>
  *     CommandMessage</code>; otherwise <code>false</code>.
  */
 protected void incrementMessageCount(boolean commandMessage, Message message) {
   if (managed) // Update management metrics.
   {
     MessageDestination destination =
         (MessageDestination) getDestination(message.getDestination());
     if (destination != null && destination.isManaged()) {
       MessageDestinationControl destinationControl =
           (MessageDestinationControl) destination.getControl();
       if (destinationControl != null) // Should not happen but just in case.
       {
         if (commandMessage) destinationControl.incrementServiceCommandCount();
         else destinationControl.incrementServiceMessageCount();
       }
     }
   }
 }