[seam-dev] First cab off the rank!

Gavin King gavin.king at gmail.com
Sun Nov 29 23:55:58 EST 2009


nice

On Sun, Nov 29, 2009 at 11:31 PM, Stuart Douglas
<stuart at baileyroberts.com.au> wrote:
> I have done up a quick and dirty one using JDK proxies, that seems to work ok (all my XML config tests pass and most of the code was stolen from AnnotationLiteral).
>
> The class that creates the proxy:
>
> http://bazaar.launchpad.net/~stuart-baileyroberts/jbraze/trunk/annotate/head%3A/spi-tools/src/main/java/org/jbraze/spitools/AnnotationCache.java
>
> The InvocationHandler:
>
> http://bazaar.launchpad.net/~stuart-baileyroberts/jbraze/trunk/annotate/head%3A/spi-tools/src/main/java/org/jbraze/spitools/AnnotationInvocationHandler.java
>
> To create an instance you go
>
> AnnotationCache.getAnnotation(MyAnnotation.class,memberValues);
>
> where memberValues is a <String,Object> map of the annotations member values.
>
> Stuart
> ________________________________________
> From: Gavin King [gavin.king at gmail.com]
> Sent: Monday, 30 November 2009 2:53 PM
> To: Stuart Douglas; Weld-Dev
> Subject: Re: [seam-dev] First cab off the rank!
>
> On Sun, Nov 29, 2009 at 10:39 PM, Gavin King <gavin.king at gmail.com> wrote:
>> Yes, you're right. So you would need to implement the annotation @interface.
>>
>> On Sun, Nov 29, 2009 at 10:27 PM, Stuart Douglas
>> <stuart at baileyroberts.com.au> wrote:
>>> What about for @NonBinding members? Won't implementations need to perform their own equality check if there are non binding members?
>>>
>>> Stuart
>>>
>>> ________________________________________
>>> From: Gavin King [gavin.king at gmail.com]
>>> Sent: Monday, 30 November 2009 1:22 PM
>>> To: Shane Bryzak
>>> Cc: Stuart Douglas; seam-dev at lists.jboss.org
>>> Subject: Re: [seam-dev] First cab off the rank!
>>>
>>> Yeah. Probably you could just stick the members in an array. You
>>> probably don't need to actually implement the annotation interface.
>>> You would only need to implement Annotation.
>>>
>>> Well, the spec does not say explicitly that this would work, but it
>>> seems fairly safe.
>>>
>>> Sent from my iPhone
>>>
>>> On Nov 29, 2009, at 9:07 PM, Shane Bryzak <sbryzak at redhat.com> wrote:
>>>
>>>> Good point - isn't this simply a case though of implementing the
>>>> equals() and hashCode() methods and checking that the members are
>>>> equal,
>>>> i.e. the same way that AnnotationLiteral does it?
>>>>
>>>> On 30/11/09 06:36, Stuart Douglas wrote:
>>>>> Does it still work when the annotation has members? That was why I
>>>>> needed the javassist.
>>>>>
>>>>> Stuart
>>>>>
>>>>> ________________________________________
>>>>> From: seam-dev-bounces at lists.jboss.org [seam-dev-
>>>>> bounces at lists.jboss.org] On Behalf Of Shane Bryzak
>>>>> [sbryzak at redhat.com]
>>>>> Sent: Monday, 30 November 2009 5:34 AM
>>>>> To: Gavin King
>>>>> Cc: seam-dev at lists.jboss.org
>>>>> Subject: Re: [seam-dev] First cab off the rank!
>>>>>
>>>>> Nope, just wrote my own impl of Annotation which I could then pass
>>>>> into
>>>>> BeanManager.getBeans().
>>>>>
>>>>> On 30/11/09 04:32, Gavin King wrote:
>>>>>
>>>>>> You used a jdk dynamicproxy? Probably a better idea.
>>>>>>
>>>>>> Sent from my iPhone
>>>>>>
>>>>>> On Nov 29, 2009, at 1:01 PM, Shane Bryzak<sbryzak at redhat.com>
>>>>>> wrote:
>>>>>>
>>>>>>
>>>>>>> Done, although I didn't need to use Javassist. ;)
>>>>>>>
>>>>>>> On 30/11/09 02:38, Gavin King wrote:
>>>>>>>
>>>>>>>> Stuart has some code to do this using javassist.
>>>>>>>>
>>>>>>>> On Sun, Nov 29, 2009 at 2:00 AM, Shane Bryzak<sbryzak at redhat.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>> Almost got this working, however I need to be able to
>>>>>>>>> reflectively
>>>>>>>>> create an
>>>>>>>>> AnnotationLiteral, given a String containing the fully qualified
>>>>>>>>> name of the
>>>>>>>>> qualifier.  Anyone done this before?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>> _______________________________________________
>>>>> seam-dev mailing list
>>>>> seam-dev at lists.jboss.org
>>>>> https://lists.jboss.org/mailman/listinfo/seam-dev
>>>>>
>>>>
>>>> _______________________________________________
>>>> seam-dev mailing list
>>>> seam-dev at lists.jboss.org
>>>> https://lists.jboss.org/mailman/listinfo/seam-dev
>>>
>>
>>
>>
>> --
>> Gavin King
>> gavin.king at gmail.com
>> http://in.relation.to/Bloggers/Gavin
>> http://hibernate.org
>> http://seamframework.org
>>
>
>
>
> --
> Gavin King
> gavin.king at gmail.com
> http://in.relation.to/Bloggers/Gavin
> http://hibernate.org
> http://seamframework.org
>



-- 
Gavin King
gavin.king at gmail.com
http://in.relation.to/Bloggers/Gavin
http://hibernate.org
http://seamframework.org



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