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Posted to issues@activemq.apache.org by "ruffp (Jira)" <ji...@apache.org> on 2022/03/24 09:28:00 UTC

[jira] [Comment Edited] (AMQ-8437) Destination policy not applied when multiple policies with wildcard exist

    [ https://issues.apache.org/jira/browse/AMQ-8437?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17511721#comment-17511721 ] 

ruffp edited comment on AMQ-8437 at 3/24/22, 9:27 AM:
------------------------------------------------------

Hi,
I think by default ActiveMQ uses the dot (.) as path separator. The policy feature is working well in our instance using the dots instead slashes (/).

[~rohanc] did you add the plugin <destinationPathSeparatorPlugin /> at the end of your activemq.xml ?

see: [https://stackoverflow.com/a/24057006/628006]


was (Author: ruffp):
Hi,
I think by default ActiveMQ uses the dot (.) as path separator. The policy feature is working well in our instance using the dots instead slashes (/).

[~rohanc] did you add the plugin <destinationPathSeparatorPlugin /> at the end of your activemq.xml ?

see: https://stackoverflow.com/a/24057006/628006 

> Destination policy not applied when multiple policies with wildcard exist
> -------------------------------------------------------------------------
>
>                 Key: AMQ-8437
>                 URL: https://issues.apache.org/jira/browse/AMQ-8437
>             Project: ActiveMQ
>          Issue Type: Bug
>    Affects Versions: 5.16.0, 5.16.3
>         Environment: centos 7; activeMQ version 5.16.3
>            Reporter: Rohan Chauhan
>            Priority: Major
>
> I am setting up deadLetterStrategy for undelivered messages but the individualDeadLetterStrategy doesn't get applied if I use a wildcard. I was expecting DLQ.app/events/foo to be created, for a queue named app/events/foo, and undelivered messages moved into it. Unfortunately the individual DLQ is not created and undelivered messages end up in default DLQ i.e. ActiveMQ.DLQ.
> {code:java}
> <destinationPolicy>
>     <policyMap>
>         <policyEntries>
>             <!-- Set the following policy on all queues using the '>' wildcard -->
>             <policyEntry queue=">">
>                 <!-- 
>                         Tell the dead letter strategy not to process expired messages
>                         so that they will just be discarded instead of being sent to
>                         the DLQ, next we add specific policies for each queue. 
>                         -->
>                 <deadLetterStrategy>
>                     <sharedDeadLetterStrategy processExpired="false" />
>                 </deadLetterStrategy>
>             </policyEntry>
>             <policyEntry queue="app/events/*">
>                 <deadLetterStrategy>
>                     <!--
>                             Use the prefix 'DLQ.' for the destination name, and make
>                             the DLQ a queue rather than a topic
>                             -->
>                     <individualDeadLetterStrategy queuePrefix="DLQ." useQueueForQueueMessages="true"/>
>                 </deadLetterStrategy>
>             </policyEntry>
>         </policyEntries>
>     </policyMap>
> </destinationPolicy>{code}
>  
> The individualDeadLetterStrategy works fine when I don't use wildcard.
> {code:java}
> <destinationPolicy>
>     <policyMap>
>         <policyEntries>
>             <!-- Set the following policy on all queues using the '>' wildcard -->
>             <policyEntry queue=">">
>                 <!-- 
>                         Tell the dead letter strategy not to process expired messages
>                         so that they will just be discarded instead of being sent to
>                         the DLQ, next we add specific policies for each queue. 
>                         -->
>                 <deadLetterStrategy>
>                     <sharedDeadLetterStrategy processExpired="false" />
>                 </deadLetterStrategy>
>             </policyEntry>
>             <policyEntry queue="app/events/foo">
>                 <deadLetterStrategy>
>                     <!--
>                             Use the prefix 'DLQ.' for the destination name, and make
>                             the DLQ a queue rather than a topic
>                             -->
>                     <individualDeadLetterStrategy queuePrefix="DLQ." useQueueForQueueMessages="true"/>
>                 </deadLetterStrategy>
>             </policyEntry>
>         </policyEntries>
>     </policyMap>
> </destinationPolicy> {code}
>  



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