And this seperation can also be clearly defined into physical layers
(which may or may not be on the same machine) of Web tier, app tier, and
EIS tier. There is also a piece that 'controls' access to these physical
layers.
Scott Durrant
Human Genetics
University of Utah
[EMAIL PROTECTED]
On Tue, 20 Jun 2000, Juan Pablo Lorandi wrote:
> It's so good because it keeps apart concepts that are rarely implemented by
> the same people.
> Model is usually non-heavily reused (except maybe in applications), and is
> implemented by a development team.
> View is how you actually show the data (the MODEL) and usually is
> implemented by some script programmers (JSP, servlet) that don't need to
> know how the application works "behind the scene"; also web designers come
> into play; controller is usually the work of web designers (for HTML and
> perhaps some javascript programming)
> it may also be done by a programmer who constructs an applet or application
> to front-end the development.
>
> This model clearly separates some kind of work(and expertise) from another;
> it speeds up development and enforces 'black-box' code reuse (you don't have
> to know how some things work 'inside'). And of course, it enables you to
> manufacture an specific component/component-set that will interoperate with
> other components, in any part of a development. This overall points to the
> objective of developing rapidly complex systems that scale
> mathematically(i.e. their performance is directly associated with the number
> of server machines that run your application).
>
> HTH
>
> Rifle
>
> -----Original Message-----
> From: suresh gopal [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, June 20, 2000 3:15 PM
> To: [EMAIL PROTECTED]
> Subject: EJB - mvc
>
>
> Hi all,
> Can somebody tell me why MVC arch. is good for
> developing EJB, because i did not see much about MVC
> in ejb other than the PET STORE Example.
>
> g
>
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