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Date: Mon, 30 Apr 2007 16:44:19 -0500
From: "David Budworth" <dbudworth@gmail.com>
To: users@activemq.apache.org
Subject: Re: Problem with Temporary Queues
In-Reply-To: <ec6e67fd0704240639w4f196db0r69f7c379a9f55877@mail.gmail.com>
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References: <20070424132315.GG12755@thegestalt.org>
	 <ec6e67fd0704240639w4f196db0r69f7c379a9f55877@mail.gmail.com>

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the connection that is doing tmp.receive(timeout) was started? ( ie:
connection.start() )

If a connection is not started it can send but not receive a message.

may not be it, but that gets me reasonably often when ever I change
connection creation schemes


On 4/24/07, James Strachan <james.strachan@gmail.com> wrote:
>
> Your code looks fine so not sure the issue. The server side isn't
> using transacted mode or anything?
>
> BTW this might be useful...
>
> http://cwiki.apache.org/ACTIVEMQ/how-do-i-send-messages-to-different-destinations-from-a-single-messageproducer.html
>
> On 4/24/07, Simon Wistow <simon@thegestalt.org> wrote:
> >
> > I seem to have run into some problems with my code and I'm trying to
> > track down if it's a regression in my code or a change in ActiveMQ that
> > I didn't notice.
> >
> > I'm attempting to send a message to a temporary queue and then wait for
> > a reply using something like
> >
> >
> >   Destination     destination;
> >   QueueSession    session;
> >   QueueConnection connection;
> >   QueueSender     sender;
> >   ActiveMQConnectionFactory connectionFactory;
> >
> >   connectionFactory  = new ActiveMQConnectionFactory(user, pwd, url);
> >   session            = connection.createSession(false, ack_mode);
> >   connection         = connectionFactory.createQueueConnection();
> >   destination        = session.createQueue(subject);
> >   publisher          = session.createSender(destination);
> >
> >   Queue tmp_queue    = session.createTemporaryQueue();
> >   QueueReceiver tmp  = session.createReceiver(tmp_queue);
> >
> >   Message message    = createNewMessage();
> >
> >   message.setJMSReplyTo(queue);
> >   sender.send(message);
> >
> >   Message tmp_mess     = (Message) tmp.receive(timeout);
> >
> >
> > The Queue at the other end recieves the message fine and replies using
> > what appears to be the right queue ID
> >
> >
> >   Message reply            = createMessage();
> >
> >   reply.setJMSCorrelationID(subject);
> >
> >   Queue       reply_queue  = (Queue) original_message.getJMSReplyTo();
> >   QueueSender sender       = session.createSender(reply_queue);
> >   sender.send(reply);
> >
> >
> > However tmp.receive(timeout) never gets a message back, it only ever
> > times out. Changing the methods to use Topic in place of Queue works
> > absolutely fine.
> >
> > I'm pretty sure this code used work - I'm just about to start bisecting
> > every change however I've also upgraded ActiveMQ from 0.99 to 4.11 so I
> > wondered if that might have been the cause.
> >
> > Any ideas?
> >
> > thanks,
> > Simon
> >
>
>
> --
> James
> -------
> http://macstrac.blogspot.com/
>

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