Hi Jean,
*
*
*IIRC contributions don't have a namespace.*

       I didnt try out this yet, but I figured out that sca contributions
have an option to export namespaces :
       <export namespace="http://nuvemstandalone"; />

*I'm not sure how to reuse feature composites, as you'll need to configure
their components for specific apps, hosts, ip addresses, user ids etc.*

      I was actually looking into these options to see if we can avoid nuvem
client's to directly wire every components by referring
      to  implementation classes directly, instead thought it will be good
to just allow the client to refer to just few components with
      their component names.

      I am trying to find out if there is a way in tuscany which will allow
nuvem clients to define few global properties before importing
      the contributions? if yes then I think we can resolve those values
before injecting the properties into the nuvem components.

      Any Idea if tuscany has such features in place?


Thanks,
John


On Sun, Jun 5, 2011 at 8:29 AM, Jean-Sebastien Delfino
<jsdelf...@gmail.com>wrote:

> Hi John,
>
> Your proposal looks good to me, with a few comments:
>
> IIRC contributions don't have a namespace.
>
> I'm not sure how to reuse feature composites, as you'll need to configure
> their components for specific apps, hosts, ip addresses, user ids etc.
>
> They're useful though, as examples, templates or palettes that the
> developer can review before creating his own. But then their namespaces
> don't matter.
>
> Thoughts?
> --
> Jean-Sebastien
>
> Sent from my iPhone
>
> On May 31, 2011, at 3:31 PM, john pradeep <yehohan...@gmail.com> wrote:
>
> > Hi,
> > I am trying to organize the composite and contribution files for all
> modules
> > and thought of the below approach.
> >
> > 1. Each SCA contribution corresponding to a cloud platform will have a
> > specific namespace
> >    *Example:* <contribution xmlns="
> > http://docs.oasis-open.org/ns/opencsa/sca/200912";
> > xmlns:tuscany="http://tuscany.apache.org/xmlns/sca/1.1";
> > xmlns:xmpp="*http://nuvemstandalone*";>
> >
> > 2. we will have a composite for each feature with the same namespace as
> it
> > is defined in its sca contribution but the name of the composite itself
> will
> > indicate the feature
> >   * Example:*<composite xmlns="
> > http://docs.oasis-open.org/ns/opencsa/sca/200912";
> > xmlns:tuscany="http://tuscany.apache.org/xmlns/sca/1.1";
> > *targetNamespace="http://nuvemstandalone"; name="xmpp"*>
> >
> > 4. The component/service names within the composites will be Identified
> with
> > the same names across all SCA contributions to keep it consistent.
> >
> > 5. Since the component names are maintained same across all platforms,
> the
> > client will always refer to the same component/service name but  will
> import
> > the right namespace to choose the contribution (google, standalone etc)
> >
> > I haven't tried to import a composite just by its name space in tuscany
> yet,
> > but i assume it should be possible?
> >
> > Please let me know your thoughts.
> >
> >
> > Regards,
> > John
>

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