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Date: Wed, 04 Dec 2013 09:21:56 -0500
From: Timothy Bish <tabish121@gmail.com>
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To: users@activemq.apache.org
Subject: Re: Transactions in Stomp
References: <1386145826355-4675080.post@n4.nabble.com>
 <1386146984156-4675082.post@n4.nabble.com>
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On 12/04/2013 03:49 AM, Sophia Wright wrote:
> In addition to the last question..
>
> As specified on the page
> http://activemq.apache.org/how-do-i-unack-the-message-with-stomp.html
>
> ---------How to receive the message in transactions using
> CLIENT_ACK--------------------
> connection.begin("tx3");
> frame = connection.receive();
> System.out.println(frame.getBody());
> connection.ack(frame, "tx3");
> connection.commit("tx3");
> -------------------------------------------------------
>
> In the above source code,
> 1) What is the internal ActiveMQ processing of message between
> connection.ack() and connection.commit() ?
> 2) Can I use receive more then one messages(receive---ack--receive--ack....)
> in one transaction and then commit it once ?
>
>
>   
>
>
>
> --
> View this message in context: http://activemq.2283324.n4.nabble.com/Transactions-in-Stomp-tp4675080p4675082.html
> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>
You can receive without acking but at some point you will hit the 
prefetch limit, depending on what you configure it as, so you would need 
to start acking messages if you intend to consume a large batch inside a 
single transaction.

-- 
Tim Bish
Sr Software Engineer | RedHat Inc.
tim.bish@redhat.com | www.fusesource.com | www.redhat.com
skype: tabish121 | twitter: @tabish121
blog: http://timbish.blogspot.com/