pluggable EJB modules 2004-02-02 - By Karthikeyan M
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Have you looked at ATG dynamo (atg.com). I heard that it does some kind
of a component based development, but don't have any personal experience
with it.
-karthik.
Milen Dyankov wrote:
> Hi all,
>
> I'm thinking of writing J2EE application and I wander if I can make my
> EJB modules somewhat pluggable.
> What I mean is having one main EJB module (say MainApp) which looks for
> another modules under given JNDI names.
> For example I may look for accounting module under "MainApp/accounting",
> HR module under "MainApp/hr", etc.
> Then for example I can have many, customer specific, accounting modules
> (using different databases, data structures, etc..).
> As long as they all have one and the same main controller bean (say
> ControlerSLSB) I will be able to deploy
> (or not deploy at all if not needed) a different version of any given
> module for different customer.
>
> What I'm thing to do is web front-end for a few different applications.
> Suppose a customer A uses some HR management software which is
> completely different from the software company B uses.
> If I can develop my application to use modules I would have all
> application logic (reports, analysis, forecasts, ...)
> in my main application and simply deploy a specific module to
> communicate with underlying application.
>
> Does this make any sense? So far I see no reason why something like this
> should not work,
> but it already happened to me that things I have considered simple,
> turned out to be impossible.
>
> Is what I'm trying to do a common thing or rather a weird one?
>
> Any comments will be highly appreciated!
>
> Thanks,
> Milen Dyankov
>
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