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From Ciaran <ciar...@gmail.com>
Subject Re: GSOC project ideas
Date Thu, 12 Mar 2009 19:39:52 GMT
On Thu, Mar 12, 2009 at 7:16 PM, phan huy <diepvien00thayh@gmail.com> wrote:

> Hi Gero,
>
> As I introduced in the "Hello Email", I'm going to participate in GSoC 2009
> with the "Web-based BPEL debugger for Apache ODE" project. So, I have
> something to say about your suggestion.
>
> First, I tried Oryx and found it's a excellent environment for BPEL
> modeling
> as well as debugging. I think that's a great idea to integrate Oryx and
> Apache ODE. In fact, I myself did intent to use Extjs to implement the
> frontend for BPEL debugger as ExtJS is being a most robust DHTML-based RIAs
> platform. I experimented a lot with ExtJS in some rich internet
> applications. Personally, I think that ExtJS provided me almost things I
> need to make hight interactive applications with good performance (in my
> case it's an Web-based Restaurant management application). Therefore, I'll
> do some study in your two components soon. Hope that you all could give me
> some advices in my coming proposal !
>

I don't believe that EXTJS' license is compatible with the existing ODE
licenses? Would this not cause
you some issues ?
 - Cj


> Sincerely,
>
> 2009/3/13 Paul Brown <paulrbrown@gmail.com>
>
> >
> > Hi, Gero --
> >
> > I thought it was an excellent idea both times you sent it. :)
> >
> > Any thought to using canvas in place of the SVG?  My initial experiments
> > with it (non-Ode-related) have shown better performance and uniformity
> > between browsers (FF/Safari).
> >
> > Best.
> >
> > -- Paul
> >
> >
> > On Mar 12, 2009, at 9:44 AM, Decker, Gero wrote:
> >
> >  Hi everyone,
> >>
> >> we are developing an open source process modeling tool that runs in the
> >> web browser. You might have already heard about the Oryx project (
> >> http://bpt.hpi.uni-potsdam.de/Oryx for users and
> >> http://code.google.com/p/oryx-editor/ for developers). It specifically
> >> supports BPMN 1.2 and other process modeling languages. Just check out
> our
> >> online installation.
> >>
> >> I think Oryx could be the perfect frontend for graphical BPEL debugging.
> >> Recently, we have implemented two components that should make it quite
> easy
> >> to integrate with Apache ODE:
> >> - There is a mashup-API that is very similar to Google's Maps API: It
> >> provides a read-only view for process models and allows to easily
> visualize
> >> additional information on top of it. E.g. you can add speech bubbles to
> >> elements in the model, in turn containing e.g. HTML divs. We have used
> this
> >> API already to integrate with a number of other systems (such as ticket
> >> management systems and BPM engines). Checkout examples at
> >> http://bpt.hpi.uni-potsdam.de/Oryx/MOVI.
> >> - We have implemented a BPEL-2-BPMN transformator that visualizes BPEL
> >> processes using BPMN. The generated BPMN diagram is then layouted
> >> automatically. For details please check out our academic paper at
> >>
> http://bpt.hpi.uni-potsdam.de/pub/Public/GeroDecker/coopis2008-bpel2bpmn.pdf
> >> .
> >>
> >> Oryx is developed under MIT license. The server component is developed
> in
> >> Java, the client-side code is JavaScript. Rendering happens through SVG
> (in
> >> the editing mode) and PNG in the read-only mashup-mode.
> >>
> >> The final setup with Apache ODE could look as follows: A slim Oryx-war
> is
> >> deployed in addition to the Apache ODE server, allowing for the
> BPEL-2-BPMN
> >> transformation, the PNG-generation and the delivery of the
> JavaScript-code
> >> to the browser. The debugging-mashup comes on top, accessing the
> >> corresponding ODE-APIs and visualizing it using the Oryx-functionality.
> >>
> >> As an idea for the future, one could also think about using Oryx as
> >> configuration frontend for BPEL processes. We have implemented
> BPMN-2-BPEL
> >> transformations which could serve as basis for this.
> >>
> >> We would be very happy to contribute as mentors in a joint Google Summer
> >> of Code project.
> >>
> >> What do you think?
> >>
> >> Cheers,
> >> Gero
> >>
> >
> >
>

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