On Mon, Jun 1, 2009 at 10:29 AM, Vincent Massol <vinc...@massol.net> wrote:

> Hi,
>
> I'm having 2 problems with Plexus:
>
> 1) I tried to upgrade and it's not working. They've dropped the
> ability to dynamically register a new component instance for an
> existing role. Jason Van Zyl said he's ok to fix it but he's busy on
> other stuff and it's been now 2 weeks since he said he'll fix it.
> Generally speaking there are not many people working on Plexus core so
> it's not moving much.
>
> 2) I tried using events (it was there in alpha-31 but seem to have
> disappeared in recent versions - I may be wrong. However since there's
> zero documentation I had to try to find it in the code and couldn't
> find it) and couldn't. Even in alpha-31 it doesn't work (it works only
> for components located in components.xml but since we're dynamically
> registering components it doesn't work for us.
>
> Thus I'm more and more tempted to drop support for Plexus and instead
> use our Embedded component manager for now and start a xwiki-osgi
> module that would implement our SPI for OSGi. I've read OSGi
> documentation and it looks not too difficult to do.
>

I didn't follow the embedded component manager... apparently it manages
component descriptions with annotations?

I began working with OSGI (not much yet because I'm too busy on other
stuff)...  what do you mean by "implementing our SPI for OSGI"?


>
> I have all the code done for sending Component Manager events but it
> won't work with Plexus so I'm proposing to use our Embedded CM for
> now. In the meantime I'll try to talk to Jason to see what can be done
> on the plexus side.
>
> WDYT?
>
> Note that our Embedded CM hasn't been tested for multithreading so
> we'll need to verify it works in the 2.0 dev cycle and fix any
> threading issue.
>
> Thanks
> -Vincent
>
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