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Date: Thu, 12 Jul 2012 19:58:50 +0200
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 <CACLE=7Mf3Hfxi+hMNcp4V7PpYnwat4aMSShTcTCYhixbcSqXug@mail.gmail.com>
Subject: Re: AW: Util class to find annotations in a class
From: Romain Manni-Bucau <rmannibucau@gmail.com>
To: Mark Struberg <struberg@yahoo.de>, deltaspike-dev@incubator.apache.org
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No, i was thinking of sthg queryable easily by something else than class.
Le 12 juil. 2012 17:34, "Mark Struberg" <struberg@yahoo.de> a =E9crit :

> We have such a 'cache' already: AnnotatedType!
>
> Any Extension shall NOT use Class#getDeclaredBlah to scan for this info!
>
> LieGrue,
> strub
>
>
>
> ----- Original Message -----
> > From: Romain Manni-Bucau <rmannibucau@gmail.com>
> > To: deltaspike-dev@incubator.apache.org
> > Cc:
> > Sent: Thursday, July 12, 2012 5:09 PM
> > Subject: Re: AW: Util class to find annotations in a class
> >
> > about it and more DS oriented: should a common cache be created? each
> > extensions are browsing metamodel (classes of course but fields and
> > methods!!!) and it is time expensive :s:s
> >
> > doing it only once with a good querying structure could save a lot of
> time
> >
> > wdyt?
> >
> > - Romain
> >
> >
> > 2012/7/12 Mark Struberg <struberg@yahoo.de>
> >
> >>  +1
> >>
> >>  public void initCamelContext(@Observes ProcessAnnotatedType<? extends
> >>  CamelContext> pat) {...
> >>
> >>  for example.
> >>
> >>  Doing another scan manually is really performance intense!
> >>
> >>
> >>  LieGrue,
> >>  strub
> >>
> >>
> >>
> >>  PS: please don't do cross posts to multiple lists at the same time.
> > just
> >>  confuses users ;)
> >>
> >>
> >>
> >>  ----- Original Message -----
> >>  > From: Arne Limburg <arne.limburg@openknowledge.de>
> >>  > To: "deltaspike-dev@incubator.apache.org" <
> >>  deltaspike-dev@incubator.apache.org>;
> > "user@openwebbeans.apache.org" <
> >>  user@openwebbeans.apache.org>
> >>  > Cc:
> >>  > Sent: Thursday, July 12, 2012 2:37 PM
> >>  > Subject: AW: Util class to find annotations in a class
> >>  >
> >>  > Hi,
> >>  >
> >>  > can't you just listen to the ProcessAnnotatedType event, inspect
> > it and
> >>  if
> >>  > you find an @EndpointInject i.e. add an @Inject to the AnnotatedTyp=
e?
> >>  >
> >>  > Cheers,
> >>  > Arne
> >>  >
> >>  > -----Urspr=FCngliche Nachricht-----
> >>  > Von: Charles Moulliard [mailto:cmoulliard@gmail.com]
> >>  > Gesendet: Donnerstag, 12. Juli 2012 14:22
> >>  > An: deltaspike-dev@incubator.apache.org;
> user@openwebbeans.apache.org
> >>  > Betreff: Util class to find annotations in a class
> >>  >
> >>  > Hi,
> >>  >
> >>  > Is there a DeltaSpike or OpenWebbeans util class that I could use t=
o
> > scan
> >>  > classes and find annotations (which have been of course designed
> > without
> >>  CDI in
> >>  > mind) and next inject them ?
> >>  >
> >>  > Camel provides @EndpointInject(uri or ref), @Produce(uri) and
> @Consume
> >>  > annotations to inject Endpoint definition or
> Producer/ConsumerTemplate
> >>  into
> >>  > CamelContext.
> >>  >
> >>  > We have to call getInjectionValue(type, uri, endpointRef,
> >>  injectionPointName,
> >>  > null, null) method of CamelPostProcessorHelper tevery time such
> >>  annotation is
> >>  > discovered o add such injected bean. Camel-guice, camel-spring and
> >>  > camel-blueprint projects proposes such impl (which is not CDI
> >>  compliant). I
> >>  > would like to implement this in camel-cdi (where we already have
> > defined
> >>  a
> >>  > CamelInjector) and tries to find the best strategy.
> >>  >
> >>  > Is there something equivalent to what we have here in camel-guice ?
> >>  >
> >>  >         bindAnnotationInjector(EndpointInject.class,
> >>  > EndpointInjector.class); where bindAnnotationInjector is a method o=
f
> >>  this class
> >>  > GuiceyFruitModule  and EndpointInjectorClass is the class containin=
g
> > the
> >>  code to
> >>  > find annotations wiithin a class
> >>  >
> >>  > public class EndpointInjector extends CamelPostProcessorHelper
> > implements
> >>  >     AnnotationMemberProvider<EndpointInject> {
> >>  >
> >>  >     @Inject
> >>  >     public EndpointInjector(CamelContext camelContext) {
> >>  >         super(camelContext);
> >>  >     }
> >>  >
> >>  >     public Object provide(EndpointInject inject, TypeLiteral<?>
> >>  > typeLiteral, Field field) {
> >>  >         Class<?> type =3D field.getType();
> >>  >         String injectionPointName =3D field.getName();
> >>  >         String uri =3D inject.uri();
> >>  >         String endpointRef =3D inject.ref();
> >>  >
> >>  >         return getInjectionValue(type, uri, endpointRef,
> >>  injectionPointName,
> >>  > null, null);
> >>  >     }
> >>  >
> >>  > Regards,
> >>  >
> >>  > Apache Committer
> >>  >
> >>  > Blog : http://cmoulliard.blogspot.com
> >>  > Twitter : http://twitter.com/cmoulliard
> >>  > Linkedin : http://www.linkedin.com/in/charlesmoulliard
> >>  > Skype: cmoulliard
> >>  >
> >>
> >
>

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