[seam-issues] [JBoss JIRA] (SEAMJMS-65) Ingress JMS bridging results in endless invocations of observer method

John Ament (Commented) (JIRA) jira-events at lists.jboss.org
Sat Dec 17 08:26:09 EST 2011


    [ https://issues.jboss.org/browse/SEAMJMS-65?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12651802#comment-12651802 ] 

John Ament commented on SEAMJMS-65:
-----------------------------------

Please take a look at section 5.2.1 of the document.  Yes, it is possible to end up with an infinite loop of messages if you do not trigger events correctly.  This is because CDI's event life cycle does not share qualifiers between the callee and the caller.  

http://docs.jboss.org/seam/3/jms/latest/reference/en-US/html_single/

                
> Ingress JMS bridging results in endless invocations of observer method
> ----------------------------------------------------------------------
>
>                 Key: SEAMJMS-65
>                 URL: https://issues.jboss.org/browse/SEAMJMS-65
>             Project: Seam JMS
>          Issue Type: Bug
>          Components: Event Bridging
>    Affects Versions: 3.1.0.CR1
>         Environment: JBAS 7.1.0.Beta1b
>            Reporter: Thorsten Kunz
>
> I have defined this interface method:
> @Outbound public void routeStringToQueue(@Observes String string, @JmsDestination(jndiName = "queue/pegasusMessage") Queue queue);
> @Inbound public void routeStringsFromQueue(@Observes String string, @JmsDestination(jndiName = "queue/pegasusMessage") Queue queue);
> Then create this observer method:
> public void inboundMessageTest(@Observes @Inbound String message) { ... }
> Once a String type event is fired this is being logged:
> 13:59:26,095 INFO  [org.jboss.seam.jms.MessageManagerImpl] (http-localhost-127.0.0.1-8080-1) Routing destination HornetQQueue[pegasusMessageQueue] with message HornetQMessage[null]:PERSISTENT
> 13:59:26,108 INFO  [org.jboss.seam.jms.AbstractMessageListener] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Received a message
> 13:59:26,110 INFO  [org.jboss.seam.jms.MessageManagerImpl] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Routing destination HornetQQueue[pegasusMessageQueue] with message HornetQMessage[null]:PERSISTENT
> 13:59:26,337 INFO  [org.jboss.seam.jms.AbstractMessageListener] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Received a message
> 13:59:26,339 INFO  [org.jboss.seam.jms.MessageManagerImpl] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Routing destination HornetQQueue[pegasusMessageQueue] with message HornetQMessage[null]:PERSISTENT
> 13:59:26,386 INFO  [org.jboss.seam.jms.AbstractMessageListener] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Received a message
> 13:59:26,387 INFO  [org.jboss.seam.jms.MessageManagerImpl] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Routing destination HornetQQueue[pegasusMessageQueue] with message HornetQMessage[null]:PERSISTENT
> 13:59:26,403 INFO  [org.jboss.seam.jms.AbstractMessageListener] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Received a message
> 13:59:26,404 INFO  [org.jboss.seam.jms.MessageManagerImpl] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Routing destination HornetQQueue[pegasusMessageQueue] with message HornetQMessage[null]:PERSISTENT
> 13:59:26,403 INFO  [org.jboss.seam.jms.AbstractMessageListener] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Received a message
> 13:59:26,404 INFO  [org.jboss.seam.jms.MessageManagerImpl] (Thread-1 (group:HornetQ-client-global-threads-1800568262)) Routing destination HornetQQueue[pegasusMessageQueue] with message HornetQMessage[null]:PERSISTENT
> [ ... and so on ... ]
> It works just fine if I replace the observer method with a regular MDB for this destination.

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