I’ve also tried ensuring that a queue exists, by creating the queues we will 
use.
However, it looks like the JMS call to Session.createQueue() doesn’t really 
create the queue.  Are queues created lazily?  Is there a way to force queue 
creation?
Thanks
john




[rg] <https://www.redpointglobal.com/>

John Lilley

Data Management Chief Architect, Redpoint Global Inc.

888 Worcester Street, Suite 200 Wellesley, MA 02482

M: +1 7209385761<tel:+1%207209385761> | 
john.lil...@redpointglobal.com<mailto:john.lil...@redpointglobal.com>
From: John Lilley <john.lil...@redpointglobal.com.INVALID>
Sent: Friday, November 4, 2022 3:10 PM
To: users@activemq.apache.org
Subject: Artemis management API: getting message counts

*** [Caution] This email is from an external source. Please use caution 
responding, opening attachments or clicking embedded links. ***

Greetings,

To get the message count of a queue using the Artemis management API, we are 
doing

ClientMessage request = clientSession.createMessage(false);
ManagementHelper.putAttribute(request, ResourceNames.QUEUE + queueName, 
“MessageCount”);
ClientMessage reply = client.request(request);
if (ManagementHelper.hasOperationSucceeded(reply)) { … }
This works, but fails if the queue doesn’t exist.  How can I tell the 
difference between “queue does not exist” and other errors?  Do I need to make 
a separate call to determine existence?

Thanks
John



[rg]<https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fwww.redpointglobal.com%2f&c=E,1,p_NHR3a86dR1b6KlO21SbnJU-TNYVbsUl7-SSqKmaTT4lFJEiA1qulR_3Qi6v5uvBhPC0wMOd0jueDbLvHHWVKG70a9fU1BwXahcuC7C&typo=1>

John Lilley

Data Management Chief Architect, Redpoint Global Inc.

888 Worcester Street, Suite 200 Wellesley, MA 02482

M: +1 7209385761<tel:+1%207209385761> | 
john.lil...@redpointglobal.com<mailto:john.lil...@redpointglobal.com>

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