Thanks to all who replied to my questions about software components and
servlets. I found the URL given below by Jon * and the middle-ware servlet
provided by Robb Schecter interesting.
It looks like there is a tendency to develop the servlet as strictly an
interface object, like a view or controller, and to move valuable, widely
applicable logic and data into more reusable and available forms, such as
the type found in an EJB architecture.
> -----Original Message-----
> From: jon * [SMTP:[EMAIL PROTECTED]]
> Sent: Monday, November 29, 1999 6:52 PM
> To: [EMAIL PROTECTED]
> Subject: Re: Servlet Monoliths Vs Co-operating Servlets
>
> on 11/29/99 12:29 PM, David Hildebrandt <[EMAIL PROTECTED]> wrote:
>
> > The client-server architecture of Java servlets imposes a strict
> > request-response relationship between browser and server. This helps
> limit
> > the number of application states and rationalizes application
> functionality.
> > HTML pages further underline the possibility that user experiences and
> > servlet functionality may be nicely divided into coherent portions, even
> > separate servlets. For instance, typically a user 'logs in' and the
> servlet
> > responds with either a 'proceed' or 'rejection' page. The presentation,
> > logic and occurrence of this operation within a session changes little
> from
> > application to application. One servlet (i.e. Login Servlet) could
> satisfy
> > most 'login' needs across a single organization. (I use the word
> > 'application' in its broad sense to encompass 'servlets' and to mean 'to
> > apply', as opposed to standalone executables)
>
> I have started a project to help with this issue...
>
> <http://java.apache.org/turbine/>
>
> -jon
>
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