You think so? I will give in another chance.
Can you send to me configurations for Tomcat/EJB?
thank you.
----- Original Message -----
From: "Sam Newman" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, June 18, 2001 12:14 PM
Subject: Re: What are EJB
> Problem is all the containers we've used up till now have had real
problems
> with bean managed persistance...as a result we had to avoid it. They seem
> better now, but its a bit late for us. The single biggest headache I've
had
> developing/designing EJB's is trying to make the OO centric java (e.g.
> encapsulation of data and process) work with the non-OO databases without
> sacrificing too many of the advantages of the two (databases speed, Javas
> flexibility).
> I'm looking forward to the new message beans which are in the new EJB 2.0
> spec. Would of made my current project a whole lot easier... Sending
> messages/setting state of beans via JMS could be very cool - if it works
:-)
>
> sam
>
> ----- Original Message -----
> From: "Luba Powell" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Monday, June 18, 2001 4:38 PM
> Subject: Re: What are EJB
>
>
> > << but a real mess of a database....>>
> >
> > You are right here. Because of it I stopped using Entity beans all
> > together...
> >
> >
> > ----- Original Message -----
> > From: "Sam Newman" <[EMAIL PROTECTED]>
> > To: <[EMAIL PROTECTED]>
> > Sent: Monday, June 18, 2001 9:26 AM
> > Subject: Re: What are EJB
> >
> >
> > > The only real similarity between EJB's and normal JavaBeans is that
they
> > are
> > > both based on component models. EJB's provide a java representation of
> > some
> > > data in a database - e.g. 1 EJB will equal 1 row in the table, 1 EJB
> class
> > > is tied to one table. XML is used to tie an EJB and its data to a
> > database.
> > > There is a bit of a problem with this approach, in that a typical OO
> > design
> > > for such a system can result in a good OO system on the surface, but a
> > real
> > > mess of a database....
> > >
> > > EJB's need a compliant EJB server, and a database. There are a few
free
> > > versions around - try JBoss. They work fine with Servlets/Tomcat given
> > that
> > > they are also part of the j2ee. I personally use Cape Connect
(previosly
> > > Orcas) with tomcat without too many problems (there are a couple of
> class
> > > loader issues in some circumstances however). Orcas actually bundles
> > Tomcat
> > > with it, and they pre-configure it to work with their ejb container.
> > >
> > > sam
> > > ----- Original Message -----
> > > From: "Alexandre Bouchard" <[EMAIL PROTECTED]>
> > > To: <[EMAIL PROTECTED]>
> > > Sent: Sunday, June 17, 2001 6:07 PM
> > > Subject: What are EJB
> > >
> > >
> > > > I've got a simple question: What are Enterprise Java Beans. I mean,
> > what's
> > > > the difference between EJB and the beans I develop with JDK and run
> with
> > > > Tomcat?
> > > >
> > > > Thx
> > > >
> > >
> >
>
