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List:       openjms-user
Subject:    RE: [openjms-user] JmsAdmin API  delete Queue
From:       "Tim Anderson" <tma () netspace ! net ! au>
Date:       2005-04-07 14:28:25
Message-ID: 001c01c53b7e$0fceb410$0100000a () xerces
[Download RAW message or body]

Looking at the code to AdminConnection 
(located in src/main/org/exolab/jms/server/ in the source distribution) 
the isConnected()  and unregisterConsumer() methods only apply to durable 
topic subscribers.
There is no way to determine how many active consumers there are for a
queue.

-Tim

> -----Original Message-----
> From: openjms-user-admin@lists.sourceforge.net 
> [mailto:openjms-user-admin@lists.sourceforge.net] On Behalf Of jun liu
> Sent: Saturday, 2 April 2005 9:37 PM
> To: openjms-user@lists.sourceforge.net
> Subject: [openjms-user] JmsAdmin API delete Queue
> 
> 
> Hi!
>       Enviroment :openjms7.6;oracle9.1; rmi;
>       Root caused:  user JmsAdminServerIfc  delete the queues 
> which  have 
> created,
>       Result: openjms server print 
> :Javax.jms.JMSException:Cannot delete 
> the 
>            administrated destination 1817671903- true since 
> there are 1 
> active endpoints.
>       Relative code as follow:
>                JmsAdminServerIfc jmsAdmin = this.getJmsAdmin();
>                Iterator it = jmsAdmin.getAllDestinations().iterator();
>                for (; it.hasNext(); ) {
>                   Destination destination = (Destination) it.next();
>                   String queueName = ( (Queue) 
> destination).getQueueName();
>                  if (!jmsAdmin.isConnected(queueName) &&
>                       0 == jmsAdmin.getQueueMessageCount(queueName)) {
>                     jmsAdmin.unregisterConsumer(queueName);
>                   jmsAdmin.removeDestination(queueName);
>               }
>      Neither use JmsAdmin Gui Tool,nor restart Server,How to 
> resolve this 
> problem?
>      thanks a lot
> 
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