RE: Using multiple Listeners for a Queue

OpenJMS works the same way - multiple consumers
can receive messages from the same queue.
Messages will be delivered in a round robin fashion.

-Tim


> -----Original Message-----
> From: openjms-user-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org 
> [mailto:openjms-user-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org] On Behalf 
> Of Atul Kumar
> Sent: Saturday, 16 July 2005 5:21 AM
> To: [email protected]
> Subject: [openjms-user] Using multiple Listeners for a Queue
> 
> Hi-
> 
> I found this for weblogic. 
> 
> Q. Is it possible to have multiple queue receivers listening 
> on the same queue, using message selectors (typically 
> filtering on a correlation ID) to determine which listener 
> actually receives the message?
> 
> A. Sun Microsystems' JMS specification does not define the behavior.
> WebLogic JMS 6.x or later supports this. Whenever a message 
> lands on the queue, JMS will look at all of the consumers for 
> the queue in the order in which they did their receives; 
> whoever is the first to match the message receives the 
> message. For asynchronous queue consumers, you must set your 
> listener first, and then you will be first in the consumer 
> list. However, each time an asynchronous queue consumer 
> receives a message, the consumer goes to the end of the list. 
> Note that unlike topics, if a message does not match a 
> selector, it is left in the queue until someone has no 
> selector, or a selector that does match.
> 
> How can I do this with OpenJMS? Thanks.
> 
> Atul
> 
> 
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