[wildfly-dev] Where to register CDI Context for JTA 1.2

Stuart Douglas sdouglas at redhat.com
Wed May 22 07:34:32 EDT 2013


No, you should just need to add the module with the META-INF/services 
entry as a dependency. If it is a Weld deployment then it will pick it up.

Stuart

Paul Robinson wrote:
> Stuart,
>
> That's great, thanks a lot. I'll keep an eye on the PR.
>
> Also, won't I still need to use the WeldDeploymentMarker?
>
> Paul.
>
> On 22 May 2013, at 01:38, Stuart Douglas <stuart.w.douglas at gmail.com
> <mailto:stuart.w.douglas at gmail.com>> wrote:
>
>> I have been meaning to change the way these are registered for some time:
>>
>> https://github.com/wildfly/wildfly/pull/4535
>>
>> Now it should just be a matter of adding a dependency with a services
>> import on the relevant module.
>>
>> Stuart
>>
>> Paul Robinson wrote:
>>> Stuart,
>>>
>>> The problem with this approach is that I need to introduce a dependency
>>> on org.jboss.as:jboss-as-weld, which depends on
>>> org.jboss.as:jboss-as-transactions. This introduces a cyclic dependency.
>>> org.jboss.as:jboss-as-weld is needed for the WeldDeploymentMarker and to
>>> use WeldAttachments.PORTABLE_EXTENSIONS.
>>>
>>>> You can do this for every deployment, if beans.xml is not present it
>>>> won't do anything
>>>
>>> I assume this is done by the three tests at the top of the deploy
>>> method? Therefore, I would need to use WeldDeploymentMarker.
>>>
>>>> you basically just need to attach it under
>>>> org.jboss.as.weld.deployment.WeldAttachments#PORTABLE_EXTENSIONS for
>>>> the top level deployment.
>>> Again, I can't do this without access to
>>> WeldAttachments.PORTABLE_EXTENSIONS.
>>>
>>> To break this cycle, I think I would need to create a new maven module
>>> and subsytem called, for example, transactions-cdi. This seems a bit
>>> over-kill. Is there an alternative you can think of?
>>>
>>> Thanks,
>>>
>>> Paul.
>>>
>>>
>>> On 14 May 2013, at 10:15, Stuart Douglas <sdouglas at redhat.com
>>> <mailto:sdouglas at redhat.com>> wrote:
>>>
>>>> Registering it in a DUP in the transactions subsystem is fine.
>>>>
>>>> Have a look in
>>>> org.jboss.as.weld.deployment.processors.WeldPortableExtensionProcessor#loadAttachments
>>>> for an example of what you need to do, you basically just need to
>>>> attach it under
>>>> org.jboss.as.weld.deployment.WeldAttachments#PORTABLE_EXTENSIONS for
>>>> the top level deployment.
>>>>
>>>> You can do this for every deployment, if beans.xml is not present it
>>>> won't do anything.
>>>>
>>>> Stuart
>>>>
>>>> Paul Robinson wrote:
>>>>> Stuart (wildfly-dev in CC too)
>>>>>
>>>>> I'm implementing JTA 1.2, and part of it is to develop a new CDI
>>>>> context. I'm currently registering that via an Extension in the
>>>>> javax.enterprise.inject.spi.Extension file. The problem with this is
>>>>> that this is a burden on the application developer. Alternatively, I
>>>>> could register it in a DUP in the transactions subsytem. I'd probably
>>>>> have to register it for every deployment, as I don't think I can detect
>>>>> if it's needed.
>>>>>
>>>>> @pmuir said that you would probably know what I should do.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Paul.
>>>>> --
>>>>> Paul Robinson
>>>>> Web Service Transactions Lead
>>>>> paul.robinson at redhat.com <mailto:paul.robinson at redhat.com>
>>>>> <mailto:paul.robinson at redhat.com>
>>>>>
>>>>> JBoss, a Division of Red Hat
>>>>> Registered in England and Wales under Company Registration No. 03798903
>>>>> Directors: Michael Cunningham (USA), Brendan Lane (Ireland), Matt
>>>>> Parson
>>>>> (USA), Charlie Peters (USA)
>>>>>
>>>
>>> --
>>> Paul Robinson
>>> Web Service Transactions Lead
>>> paul.robinson at redhat.com <mailto:paul.robinson at redhat.com>
>>>
>>> JBoss, a Division of Red Hat
>>> Registered in England and Wales under Company Registration No. 03798903
>>> Directors: Michael Cunningham (USA), Brendan Lane (Ireland), Matt Parson
>>> (USA), Charlie Peters (USA)
>>>
>>> _______________________________________________
>>> wildfly-dev mailing list
>>> wildfly-dev at lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/wildfly-dev
>
> --
> Paul Robinson
> Web Service Transactions Lead
> paul.robinson at redhat.com <mailto:paul.robinson at redhat.com>
>
> JBoss, a Division of Red Hat
> Registered in England and Wales under Company Registration No. 03798903
> Directors: Michael Cunningham (USA), Brendan Lane (Ireland), Matt Parson
> (USA), Charlie Peters (USA)
>


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