Thanks Dan On Sun, Jul 3, 2011 at 8:28 PM, Dan Haywood <[email protected]> wrote: > Hi Nour, > Thanks for fielding this... I must admit I'm hardly ever on our IRC channel. > Maybe as our community grows. > > Anyway, below I've pasted in your transcript, and I've responded with some > inline comments. > > Cheers > Dan > > > (09:09:23 PM) mnour: Ruudjah: Hi > (09:09:33 PM) mnour: welcome on Apache Isis IRC channel :) > (09:59:29 PM) Ruudjah: hi > (10:00:25 PM) Ruudjah: naked object pattern always assumes ui will be > generated? > (10:00:44 PM) Ruudjah: Is there a synergy beteen isis and EMF (Eclipse model > framework)? > > Dan: the NOF framework predated EMF, and also in the early days we wanted > NOF to be cross-platform (.NET and also Java). So, although we did look at > EMF, it didn't do anything that we hadn't already developed for ourselves. > > (10:03:31 PM) Ruudjah: central to emf is the metamodel; a model to describe > models > (10:03:36 PM) mnour: and for Isis, yes it is more for applications using a > GUI to interact with > (10:03:45 PM) mnour: in that regard yes > (10:04:32 PM) mnour: Isis uses a metamodel to describe what features/facets > you defined on ur model besides the model itself which can be written in > Java or Groovy > (10:04:34 PM) Ruudjah: As I assume isis will have a metamodel too > > Dan: indeed it does. > > ... > (10:06:06 PM) mnour: can u describe the problem u have > (10:06:08 PM) Ruudjah: which is wiki assisted coding > (10:06:31 PM) Ruudjah: I have an icon and a wiki page for every > class/abstractClass/interface > (10:06:49 PM) Ruudjah: also > (10:07:06 PM) Ruudjah: I have a description and title string getters for > every class/aClass/interface > (10:07:42 PM) Ruudjah: the description comes from a wiki page (of the > class/aClass/interface) > (10:08:35 PM) Ruudjah: So when I have a class implementing an interface whch > in turn inherits from the Meta interface (with title/description/icon etc > getters) > (10:08:57 PM) Ruudjah: the generated java model code class needs to have > this interface autoimplemented > (10:09:10 PM) Ruudjah: thats basically the problem i have > > Dan: we aim to avoid that sort of coupling: of requiring that classes > implement specific interfaces. We do this by wrapping each domain object in > an adapter (ObjectAdapter). > > > (10:11:42 PM) Ruudjah: EMF natively supports code generation extension > (10:12:04 PM) Ruudjah: meaning I can extend emf to implement the meta impls > for me > (10:12:25 PM) Ruudjah: Im not sure about code generation in isis > (10:12:42 PM) mnour: thats why I am asking you to send ur question over the > mailing list :D > (10:12:51 PM) Ruudjah: mainly about two-way code generation > (10:13:10 PM) Ruudjah: e.g. generate a class, edit class manually, then > regenerate code without touching manual stuff > > Dan: Isis is definitely *not* about code generation. Everything is done at > runtime. So if you are looking for a code-gen solution, then Isis isn't for > you. > > > (10:13:39 PM) Ruudjah: does isis support gwt? > > Dan: a GWT-based viewer has been developed (by one of our committers) but it > was closed source. It's definitely doable. If we did it again open > source, I would push to use Vaadin instead, and hit the JSON protocol we > have recently started to implement (see > https://cwiki.apache.org/confluence/display/ISIS/Restful+Json+Protocol). > > > > > On 03/07/2011 19:02, Mohammad Nour El-Din wrote: >> >> Hi... >> >> Please find the attached text file of an IRC chat log happened >> between me and Ruudjah and he asked some questions mainly comparing >> between Apache Isis and EMF, I tried to answer as much as I know, and >> also encouraged him to send an e-mail on isis-dev@ but seems he >> didn't, I hope I am not the reason :D. >> >> But anyway, he has mentioned some good questions that I want to know >> the answer about and maybe we come out with some ideas from them. >> Looking forward to your feedback. >> >
-- Thanks - Mohammad Nour Author of (WebSphere Application Server Community Edition 2.0 User Guide) http://www.redbooks.ibm.com/abstracts/sg247585.html - LinkedIn: http://www.linkedin.com/in/mnour - Blog: http://tadabborat.blogspot.com ---- "Life is like riding a bicycle. To keep your balance you must keep moving" - Albert Einstein "Writing clean code is what you must do in order to call yourself a professional. There is no reasonable excuse for doing anything less than your best." - Clean Code: A Handbook of Agile Software Craftsmanship "Stay hungry, stay foolish." - Steve Jobs
