Re: org.apache.camel.component.jms.EndpointMessageListener always replies to not wanted

[Claus Ibsen <cl...@gmail.com>]

Hi

Feel free to create a ticket in JIRA for this improvement.
I think adding a header to control this behavior would be an
acceptable solution.


On Thu, Mar 11, 2010 at 5:28 PM, Meise, Christoph
<ch...@immobilienscout24.de> wrote:
> Hi camel riders,
>
> I'm using camel-jms as consumer from an ActiveMQ broker. What I'd like to do is the following:
> - receive a jms message
> - forward to an xslt endpoint
> - forward to a custom processor
> - send the result of the processor to the incoming message's JMSReplyTo
>
> In positive cases that works - a valid message is sent. But in negative cases (i.e. I handled an exception) in which there is no valid reply I'd like to swallow that reply and not answer to the JMSReplyTo. So far I do not see a possibility. This is what I checked:
> - remove header JMSReplyTo from messages -> does not work since the ReplyDestination is stored in EndpointMessageListener before processor execution
> - set in- and out-messages on the exchange to null, in which case sendReply should not be executed -> does not work, since you've made everything extremely smart to not be null ;-)
> - setting disableReplyTo to false is not an option since EndpointMessageListener is not thread safe
> I checked this behaviour with camel-1.6.0 and camel-2.2.0. Is there any further advice or hint you could give?
>
> On the other hand I could imagine providing a patch where a header field is checked after processor.process() which allows me to control the behaviour. Would that be an option? Issue a feature request?
>
> Kind Regards,
> Christoph Meise
> IT Systems&Services, Team SAT
>
> Immobilien Scout GmbH
> Andreasstraße 10
> 10243 Berlin
> Fon +49 (0)30 24301-1378
> Fax +49 (0)30 24301-1110
> christoph.meise@immobilienscout24.de
>
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> users@camel.apache.org
>



-- 
Claus Ibsen
Apache Camel Committer

Author of Camel in Action: http://www.manning.com/ibsen/
Open Source Integration: http://fusesource.com
Blog: http://davsclaus.blogspot.com/
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