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From Gary Tully <gary.tu...@gmail.com>
Subject Re: Patch to disable all Queues
Date Fri, 03 Jun 2011 22:44:34 GMT
Think so, it has low impact and gives you value, so go ahead.
On 3 Jun 2011 20:22, "Jeremy Levy" <jelevy@gmail.com> wrote:
> Is this useful enough for me to submit a JIRA ticket with the patch?
>
> On Wed, Jun 1, 2011 at 1:25 PM, Jeremy Levy <jelevy@gmail.com> wrote:
>
>> Gary-
>>
>> Right, exclusive consumer won't work as I still want to have multiple
>> consumers.
>>
>> I don't have a requirement to start these consumers after the container
is
>> started, you would have to change the system property and redeploy your
app
>> or restart your container.
>>
>> I'm not that familiar with using properties via jmx/mbean, I followed a
>> similar pattern using the system property that other tools like Ehcache
and
>> Terrcotta use for controlling some global functionality.
>>
>> Jeremy
>>
>>
>> On Wed, Jun 1, 2011 at 10:38 AM, Gary Tully <gary.tully@gmail.com> wrote:
>>
>>> interesting, I guess the "exclusive consumer" feature won't cut it as
>>> you are limited to a single consumer.
>>>
>>> How do those consumers eventually get activated, is a restart of the
>>> container without the property?
>>>
>>> Would it make sense to have the property settable via jmx, so an mbean
>>> on the resource adapter?
>>>
>>> On 1 June 2011 14:51, Jeremy Levy <jelevy@gmail.com> wrote:
>>> > We currently deploy our ActiveMQ enabled Message Driven Beans along
with
>>> our
>>> > larger application inside of an EAR file. This ear file is then
>>> deployed
>>> > across multiple application servers. However we only wanted consumers
>>> to be
>>> > active on certain dedicated servers. I wasn't able to find a solution
>>> > within ActiveMQ that allows us to globally turn off consumers at
>>> deployment.
>>> > For a while we were tweaking the consumers via JMX but that was
>>> problematic
>>> > and could only be done after the consumer was activated and started
>>> > processing.
>>> > I built our own activemq-rar-5.4.2.rar with the following
modifications:
>>> > In ActiveMQResourceAdapter.java, public void
>>> > endpointActivation(MessageEndpointFactory endpointFactory,
>>> ActivationSpec
>>> > activationSpec)
>>> > Before creating the worker and checking to see if it previously
>>> activated a
>>> > quick system property check:
>>> >
>>> > if (!Boolean.valueOf(System.getProperty("activemq.endpoints.disabled",
>>> > "false"))) {...
>>> >
>>> > If true, dont' actually enable any queues etc. I'm not sure this is
the
>>> > best method but it seems to be working. I've included a patch for the
>>> 5.4.2
>>> > branch. I can prepare one for the trunk if the developers think this
>>> would
>>> > be a worthwhile contribution.
>>> > Jeremy
>>> > --
>>> > Jeremy Levy
>>> >
>>>
>>>
>>>
>>> --
>>> http://fusesource.com
>>> http://blog.garytully.com
>>>
>>
>>
>>
>> --
>> Jeremy Levy
>>
>
>
>
> --
> Jeremy Levy

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