Re: [architecture] Geronimo and OSGi

[Didier Donsez <didier.donsez@xxxxxxx>]

Thanks you Philippe

Just a presentation of FROGi in english.

Didier

Philippe Merle a écrit :

> Hi,
>
> Pierre-Yves Gibello wrote:
>  
>
> > ...
> >
> > I don't know what is the position of the JOnAS team regarding this, but
> > I think we have a kind of "Fractal vs OSGi" issue at OW (although I'm
> > not sure both approaches address the same problem, and I'm not even sure
> > they are uncompatible).
> >    
>
> Fractal and OSGi are not uncompatible. See the paper "FROGi :
> déploiement 
> de composants Fractal sur OSGi" presented at the DECOR 2004 conference.
>
> OSGi provides a runtime structure where bundles/services/code could be 
> deployed dynamically (ie installed, updated, uninstalled, etc).
> OSGi provides also a service register that allows services to discover
> and connect them together.
> OSGi is adequate for software requiring a structured plug-in mechanism.
> This is why it is used in Eclipse and in home/vehicle gateways.
>
> Fractal provides a ligthweight extensible component model where:
> * software architectures could be clearly expressed (see Fractal ADL)
> * applications could be dynamically and safely reconfigurated
> * functional and non functional aspects could be separated
> This is why Fractal is used to build some ObjectWeb middleware like
> DREAM, JADE, GOTM, Speedo, etc.
>
> Next ObjectWeb application servers should be build on top of
> OSGi and Fractal together. And we should stop to opposite these
> two complementary software technologies.
>
> A+
> Philippe Merle
> --
> __________________________________________________
> Dr. Philippe Merle - INRIA Scientist Researcher at
> Laboratoire d'Informatique Fondamentale de Lille
> UPRESA 8022 CNRS - U.F.R. I.E.E.A. - Batiment M3
> Universite des Sciences et Technologies de Lille
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>
>    Phone: (33) (0)3 20 33 70 24
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>   E-Mail: Philippe.Merle@xxxxxxx
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> See also: http://openccm.objectweb.org/
>           http://corbaweb.lifl.fr/
> __________________________________________________
>
>  
>
> ------------------------------------------------------------------------
>
>
>  


--
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Didier DONSEZ
Laboratoire LSR, Institut Imag, Universite Joseph Fourier
Bat. C, 220 rue de la Chimie, Domaine Universitaire
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