I think you could reuse most of the bnd infrastructure for ds 
annotations/bnd-file-instruction-processing, but I share Neil's hope that all 
but the DS 1.2 annotations die out.

david jencks

On Mar 16, 2013, at 8:39 AM, Felix Meschberger <[email protected]> wrote:

> Hi
> 
> How complex would it be to create a bndtools plugin for our annotations ?
> 
> Regards
> Felix
> 
> -------- Original Message --------
> Subject: Re: BndTools and DS 1.2 Annotations
> From: Neil Bartlett <[email protected]>
> To: [email protected]
> CC:
> 
> 
> 
> 
> Bndtools doesn't support the Felix SCR annotations, and I have no plans to 
> support them. Frankly I'd like to see at least one of these sets of 
> annotations die out, as it's confusing having three.
> 
> To build with the Felix annotations you can use the maven-scr-plugin, or the 
> ANT task here: http://felix.apache.org/downloads.cgi#ant. Neither are 
> integrated with the Bndtools incremental builder, so you would need to run a 
> full build in order to get your XML generated.
> 
> Regards,
> Neil
> 
> On Sat, Mar 16, 2013 at 7:53 AM, Hsufeng Ko 
> <[email protected]<mailto:[email protected]>> wrote:
> Oh, so there are Bnd annotation, standard annotation, felix annotations, and 
> they are all different. Thanks for pointing that out to me, Neil.
> 
> However, I really like to be able to use/apply Felix scr annotations. Is 
> there a way that I can generate XML Descriptor using Bndtools within Eclipse? 
> If not, how do people usually go about generating XML Descriptor from Felix 
> annotations?
> 
> On Friday, March 15, 2013 9:34:01 PM UTC-7, Neil Bartlett wrote:
> You have not use the standard annotations! The clue is in the package name: 
> "org.apache.felix.scr.annotations" ;-)
> 
> The *standard* annotations use the package name 
> "org.osgi.service.component.annotations".
> 
> Regards,
> Neil
> 
> On Sat, Mar 16, 2013 at 2:28 AM, Hsufeng Ko <[email protected]> wrote:
> How do I switch to use DS 1.2 Annotations for my Eclipse project using 
> Bndtools plugin?
> 
> Using Bndtools in Eclipse, I went to my project's bnd.bnd file and toggle 
> between 'Bnd Annotations' and 'DS 1.2 Annotations'
> 
> When I choose to use 'Bnd Annotations', I had my java code annotated as below,
> 
> import aQute.bnd.annotation.component.*;
> import org.example.api.*;
> 
> @Component
> public class ExampleComponent implements Greeting {
> public String sayHello(String name) {
> return "Hello " + name;
> }
> }
> 
> As a result of the build, the generated bundle jar was built successfully 
> with OSGI-INF/org.example.ExampleComponent.XML generated and included.
> 
> However, when I chose to use 'DS 1.2 Annotations' toward my java code 
> annotated as below (with label=..., description=...),
> 
> 
> package org.example;
> 
> import org.apache.felix.scr.annotations.Component;
> import org.apache.felix.scr.annotations.Properties;
> import org.apache.felix.scr.annotations.Property;
> import org.apache.felix.scr.annotations.PropertyUnbounded;
> import org.apache.felix.scr.annotations.Reference;
> import org.apache.felix.scr.annotations.Service;
> import org.example.api.*;
> 
> @Component(label = "label", description="description", metatype=true, 
> immediate=true)
> 
> public class ExampleComponent implements Greeting {
> public String sayHello(String name) {
> return "Hello " + name;
> }
> }
> 
> 
> I could compile and build but it did not generate 
> OSGI-INF/org.example.ExampleComponent.XML at all as if the annotation didn't 
> exist. :(
> 
> 
> I'm new to this and trying to use Bndtools for OSGi development but I 
> couldn't get the above simple standard DS annotation to work. What step did I 
> miss? Or Bndtools simply is not for standard DS so it failed silently?
> 
> On Wednesday, January 23, 2013 12:07:04 AM UTC-8, Neil Bartlett wrote:
> I disagree with BJ. The standard DS annotations are more limited than the bnd 
> ones, for example they have no support for metatype XML generation. For this 
> reason, Peter and I (and several others) are continuing to use the bnd 
> annotations, and we do intend to keep them up to date with future changes in 
> the DS specification.
> 
> Some people dislike using the bnd annotations for aesthetic reasons, because 
> they are in the "biz.aQute" namespace, so the "org.osgi" namespace of the 
> standard annotations is seen as preferable. Personally I don't find this 
> particularly important, especially as both sets of annotations are build-time 
> only and do not create runtime dependencies.
> 
> Neil
> 
> 
> 
> 
> On Wed, Jan 23, 2013 at 4:43 AM, BJ Hargrave <[email protected]> wrote:
> 
> 
> On Jan 22, 2013, at 22:24 , St Clair Clarke <[email protected]> wrote:
> 
>> 
>> Considering that there should be minimal evolution in bnd annotation, would 
>> you suggest/recommend it to be the more stable form of the two to use?
> 
> The DS annotations are the best choice as OSGi will update them when the DS 
> spec is updated. This will of course need a corresponding update in bnd which 
> processes the annotations.
> 
> --
> 
> BJ
> 
> 
> 
> 
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