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From "Guillaume Nodet" <gno...@gmail.com>
Subject Re: OSGifying org.apache.geronimo.specs
Date Fri, 21 Sep 2007 13:08:09 GMT
I guess given that no framework support it and that nobody uses this
jar yet, I will just defer ;-)
Many thanks for this explanation.

On 9/21/07, Karl Pauls <karlpauls@gmail.com> wrote:
> > So I have something more consistent, but I can really put it as a
> > patch as it involves copying from tags to trunk, so I guess I'll just
> > commit it for review.
> > The only problem I have comes from the commonj spec: the package is
> > java.commonj and it seems the felix plugin does not really like java.*
> > packages and consider them as reserved... So I doubt this one can be
> > OSGified right now.
>
> This is because bundles don't need to import java.* packages. They are
> boot delegated automatically. So you don't need to add them as an
> import.
>
> In this case, this presents a problem because you are trying to
> provide a bootclasspath extension. There is a way that this can be
> done in OSGi by making the bundle an extension bundle (see 3.15 in the
> spec). Basically, you would need to add the following header:
>
> Fragment-Host: system.bundle; extension:=bootclasspath
>
> for a bundle that exports java.* packages (extension bundles are not
> allowed to have imports so you would maybe need to split the bundle in
> two: one extension bundle with only java.* and one normal one with the
> rest).
>
> However, I don't think there are many OSGi frameworks that support
> bootclasspath extension bundles atm (neither Felix nor Equinox does).
>
> regards,
>
> Karl
>
> > On 9/21/07, Guillaume Nodet <gnodet@gmail.com> wrote:
> > > For ServiceMix 4.0, which will be based on OSGi, I will need to have
> > > OSGified versions of some of the spec jars that geronimo provides.
> > > It's quite easy to do in ServiceMix (see
> > > http://svn.apache.org/repos/asf/incubator/servicemix/branches/servicemix-4.0/bundles/
> > > for servlet, j2ee-management, jms mainly), but I think it would be
> > > more useful for other projects if the specs jars were bundles
> > > themselves.
> > >
> > > This is quite a simple process that can be done incrementally without
> > > any real side effect and low risk of regression.  So unless someone
> > > objects, I'd like to start working on that.
> > >
> > > --
> > > Cheers,
> > > Guillaume Nodet
> > > ------------------------
> > > Blog: http://gnodet.blogspot.com/
> > >
> >
> >
> > --
> > Cheers,
> > Guillaume Nodet
> > ------------------------
> > Blog: http://gnodet.blogspot.com/
> >
>
>
> --
> Karl Pauls
> karlpauls@gmail.com
>


-- 
Cheers,
Guillaume Nodet
------------------------
Blog: http://gnodet.blogspot.com/

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