Hi Susmita,
J2EE is nothing but conglomeration of EJB, JSP, Servlets etc. (Big guns pl. do
excuse me for this def.)
It means if EJB supports inheritance then J2EE should also support.
I have seen the example (Thanks to Ana) using the inheritance and is fine.
You can take a clue from it and start working.
---Sripada
Susmita Tripathy wrote:
> Thanks Ana.
> I will download Weblogic Server and have a look at it.
> But, for my thesis I will have to use j2ee itself.
> Does j2ee allow inheritance?
> Forgive me if I sound dumb, but I really am lost here.
>
> --- "Bhattacharyya, Ana"
> <[EMAIL PROTECTED]> wrote:
> > Hi Susmita
> > Inheritence is definitely possible in ejb. If u
> > download the Weblogic ejb
> > server (free 30 days eval copy) --- u will find one
> > ejb example they have
> > done usinf inheritence. U only have to be a bit
> > careful in writing the ejb*
> > methods in the child class. I will suggest u to go
> > through the child-parent
> > example in Weblogic server 5.1.
> > cheers
> > Anamitra
> >
> > -----Original Message-----
> > From: Susmita Tripathy
> > [mailto:[EMAIL PROTECTED]]
> > Sent: Monday, April 10, 2000 9:28 AM
> > To: [EMAIL PROTECTED]
> > Subject: Re: Migrating from CORBA to EJB
> >
> >
> > Thanks Sripada for your mail.
> > The Corba objects were developed in Java. Actually I
> > did not implement them. They have been implemented
> > before.
> > This application is actually a workflow run time
> > system. which is responsible for enforcing intertask
> > dependencies, scheduling tasks, managing workflow
> > data
> > and ensuring a reliable execution environment.
> >
> > There is some inheritance going on between the CORBA
> > objects, and I do not know if that is possible in
> > EJB.
> > I would imagine most of these CORBA objects could be
> > implemented as Session Beans, but I am not sure how
> > to
> > implement the inheritance part of it.In EJB can we
> > have
> > one session bean inheriting from another. If so how
> > are they deployed.
> > This would be my Masters project and I really need
> > to
> > know if it is feasible so that I could get started.
> > I would really appreciate any suggestions and
> > advise.
> >
> > Thanks a lot again.
> > --- Sripada Srinivas <[EMAIL PROTECTED]>
> > wrote:
> > > Hi Susmita Tripathy,
> > >
> > > 1. You can use j2ee server no problem.
> > > 2. The ease at which you can convert from CORBA to
> > > EJB depends on what sort of
> > > services your CORBA object implements
> > > 3. By the way, in which language did you develop
> > the
> > > CORBA object??
> > >
> > > Regards,
> > > Sripada
> > >
> > > Susmita Tripathy wrote:
> > >
> > > > I am a masters student and I am very new to EJB
> > > and
> > > > j2ee. I need to port a Application developed in
> > > Corba
> > > > and Java to EJB. Basically change the Corba
> > > objects to
> > > > EJb's.
> > > >
> > > > I am not sure how difficult or easy this would
> > be.
> > > I
> > > > would really appreciate any suggestions and
> > advice
> > > on
> > > > this. Any pointers or books I should refer to?
> > > >
> > > > Can I do it using j2ee server or will have to
> > use
> > > some
> > > > other application server(WebLogic)My only
> > > > interaction with EJB has been running some the
> > > > examples that come with j2sdkee1.2. I would
> > really
> > > > appreciate any suggestions, advise and hint.
> > > >
> > > >
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