No,no
real life stuff no theory,
we will start a new thread
marc
PS: :) this is actually very good :)
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Michael Gasche
> Sent: Tuesday, August 08, 2000 2:23 PM
> To: jBoss
> Subject: Re: [jBoss-User] Case studies
>
>
> Hello
>
> This Email refers to the first Email of the 'case studies' series. I may
> look at things less politically in building a webarchitecture for
> transactions. And actually this is what most of us want at least: Storing
> and serving data from a database and hopefully using some intelligent
> middleware which does OR-Mapping, gives high availability and
> performance...etc.
>
> Performance, one important point. The last tier in Webarchitecture mostly
> is a relational DB. So, whatever you're using or programming, there are
> usually SQL-Statements and somekind of hardware which stores or provides
> data as fast as this hardware and software is for this DB. I don't even
> want to talk about the performance of JBoss. It is high.
>
> Now, you may look for an alternative for EJB. What you want to use? Sure,
> maybe you're building a Webarchitecture like a MVC-2-Model. Where should
> placed the scalability? Then you program kind of intelligent pooling for
> connections to the DB, pooling for the data in the DB (Datatree or so..).
> Then you may implement an intelligent OR-Mapping and a SQL-Server for
> default SQL-statements all this features are maybe placed in
> JavaBeans and
> other strutures.
>
> What you've done? You actually implemented almost (there's are still more
> features of course) everything which defines a EJB-Server whitout looking
> at the EJB-Specs! So, why don't use EJB? One thing is for sure: the
> maintance for the written code is a lot more higher. And code need to be
> maintanced. Or we want to have more functionality: add some entity or
> session beans and everything's done. That's where the MVC-3-Model starts.
>
> Not to long ago I helped to build the following architechture:
>
> MVC-2: JSP/Servlets<-->JavaBeans<-->DB-Logic<-->Database
>
> If you have done something like that too and you know what EJB is able to
> do for you, and of course you're using a good EJB-Server like JBoss then
> next time or in future you will use EJB.
>
> regards,
> Michael Gasche
>
>
>
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