Re: [jwt-dev] JWT and GMF

[Marc Dutoo <marc.dutoo@xxxxxxxxxxx>]

Hi Miguel, all

Thanks for the input, obviously this experimentation will be nice to have.

Florian : I meant "Agusburg are experts on GEF and not GMF" rather than 
"GEF and not EMF" ;_;

Regards,
Marc

Miguel Valdes Faura a écrit :
> Hi Marc, others,
>
> I would like just to clarify my/team position: GEF is the technology we have
> been paying so far so I'm not against GMF (basically because we never played
> before with it).
>
> So, what we have experimented is that GEF is something hard to learn so we
> decided to also have a look to GMF (seems to be easy to start but hard to
> customize) to have a better overview of this technology and so be able to
> compare both with one target in mind: what is the best Eclipse technology to
> build a BPM graphical editor?
>
> In this context Rodrigue is doing some experimentation with GMF which I
> think is a good complement with the work that Pierre and Marc are doing
> around GEF.
>
> BTW, Pierre is about to post on the last developments around JWT.
>
> Best regards,
> Miguel
>
> BPM Manager
>  
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> -----Message d'origine-----
> De : jwt-dev-bounces@xxxxxxxxxxx [mailto:jwt-dev-bounces@xxxxxxxxxxx] De la
> part de Marc Dutoo
> Envoyé : lundi 19 janvier 2009 11:41
> À : Java Workflow Toolbox
> Objet : Re: [jwt-dev] JWT and GMF
>
> Hi Rodrigue
>
> GMF has been discussed already but maybe not openly (on the mailing list 
> etc.). It helps configure and generate a diagram and its palette. Its 
> good point is that it extends EMF's modeling and generation chain up to 
> the diagram UI. It's bad point is that UI is a field where you may want 
> to tinker to get exactly what you have in mind and that the configure / 
> generation paradigm rather gets in the way. So if your default generated 
> diagram is OK with you (and you've succeeded in generating it !), you've 
> won some time and an architecture, otherwise...
>
> Basically, right now the existing JWT code is GEF, nobody has the 
> resources to rewrite it, and the main JWT architects (Florian, Miguel, 
> me and I suppose Pierre) dislike GMF's generation magic. I've tried a 
> little bit GMF and closely followed Stéphane Drapeau who at SCA Tools 
> has successfully used it, and it seems to me that it has a steep 
> learning curve, can really make tinkering difficult (for example, 
> Stéphane wanted to have concept icons on top of the border of another) 
> and would be harder to customize to support model and view 
> extensibility. These two last points come from the fact that like EMF, 
> it is aimed at creating end-user tools rather than extensible tools that 
> other vendors would build on.
>
> But it really comes down to the fact that our view developers are 
> Augsburg's and are experts on GMF and not EMF, and that Miguel I guess 
> also prefers GEF right now. I personally think that making views-like 
> things in GMF would be way harder than in GEF and require heavy 
> knowledge of GMF, even possibly help it evolve.
>
> Regards,
> Marc
>
> Rodrigue Le Gall a écrit :
>   
> > Hi all,
> >
> > I'm currently doing a quick 360° overview of eclipse technologies to 
> > implement DSL (domain specific language) and I found GMF.
> >
> > I have a question about it for JWT community :
> > 1) do you evaluate this technology according to the JWT requirements ? 
> > If yes what are the results (good points, bad points) ?
> > 2) what is your opinion about this technology?
> >
> > Regards,
> >
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