[cdi-dev] Lifecycle Callback Interceptor and @Target "METHOD"

[Mark Struberg]

>From the interceptors spec pov it seems fine to allow it.

LieGrue,
strub




----- Original Message -----
> From: Pete Muir <pmuir at redhat.com>
> To: Jozef Hartinger <jharting at redhat.com>
> Cc: CDI-Dev <cdi-dev at lists.jboss.org>
> Sent: Wednesday, 24 April 2013, 17:21
> Subject: Re: [cdi-dev] Lifecycle Callback Interceptor and @Target "METHOD"
> 
> Understood, but it seems sensible to allow, and I can't find anything 
> prohibiting it.
> 
> On 24 Apr 2013, at 16:11, Jozef Hartinger <jharting at redhat.com> wrote:
> 
>>  This was explicitly forbidden in CDI 1.0. If the spec allows it I doubt 
> this was a deliberate change for CDI 1.1 but rather a leftover from the 
> "method level bindings for lifecycle interceptors" proposal which 
> ended up being reverted in the interceptors spec.
>> 
>>  On 04/24/2013 03:57 PM, Pete Muir wrote:
>>>  Right, I don't think there needs to be an error if an interceptor 
> with a lifecycle callback defined on it is bound to a business method.
>>> 
>>>  On 24 Apr 2013, at 14:27, Jens Schumann 
> <jens.schumann at openknowledge.de> wrote:
>>> 
>>>>  I need ElementType.METHOD since I want to use the same interceptor 
> binding annotation for both business method and lifecycle callback interception. 
> However I have a dedicated @AroundInvoke and @PostConstruct interceptor method. 
> If I declare my annotation at method level I would expect that @AroundInvoke is 
> applied only.
>>>> 
>>>>  I just found the related sentence in the interceptor spec. 
> "Method-level interceptors may not be associated with a lifecycle callback 
> method of the target class." This statement seems to be OK but I believe 
> this doesn't mean that my interceptor binding annotation may not specify 
> ElementType.METHOD.
>>>> 
>>>>  Jens
>>>> 
>>>>  Von: Jozef Hartinger <jharting at redhat.com>
>>>>  Datum: Mittwoch, 24. April 2013 14:56
>>>>  An: Jens Schumann <jens.schumann at openknowledge.de>
>>>>  Cc: CDI-Dev <cdi-dev at lists.jboss.org>
>>>>  Betreff: Re: [cdi-dev] Lifecycle Callback Interceptor and @Target 
> "METHOD"
>>>> 
>>>>  Why do you need ElementType.METHOD? You cannot use method-level 
> bindings for lifecycle callback interceptor methods. This has been reverted from 
> the interceptors spec.
>>>> 
>>>>  On 04/24/2013 02:17 PM, Jens Schumann wrote:
>>>>>  Hi all!
>>>>> 
>>>>>  While testing Weld 2.0.0.CR4 I have been running into a 
> DefinitionException because of an interceptor that contains one @AroundInvoke 
> and one @PostConstruct method. Since I use this interceptor at class AND method 
> level it declares @Target({ElementType.METHOD, ElementType.TYPE}). The error 
> message seems to indicate that I can not have a lifecycle callback interceptor 
> with @Target METHOD:
>>>>> 
>>>>>  "WELD-000619 An interceptor for lifecycle callbacks 
> Interceptor XX declares and interceptor binding interface YYY with METHOD as its 
> @Target."
>>>>> 
>>>>>  Is this true? I just checked the current CDI 1.1 and 
> Interceptor 1.2 spec and could not find this kind of restriction.
>>>>> 
>>>>>  Jens
>>>>> 
>>>>> 
>>>>>  _______________________________________________
>>>>>  cdi-dev mailing list
>>>>> 
>>>>> 
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> 
> 
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