My 2c is that I agree with Johannes - he puts it more
elegantly than I could ! - for Presentation Layer you
could also add in JXTemplates and XSLT...
>>> [EMAIL PROTECTED] 2005/09/14 03:54:21 PM >>>
Johannes Becker wrote:
> Hi,
>
> this might not be the right list, but since it involves cocoon, maybe
> someone could answer my question.
>
> My application is similar to the CHS (Cocoon Hibernate Spring)-Petstore
> from Ugo.
> In university we learned about the n-tier architecture. So now I'm
> trying to assign the different technologies, etc. to the layers.
>
> Data layer: Hibernate for persistenzce, ..
> Business Layer: domain model, ...
> Control Layer: ?????
> Presentation Layer: Views, Cocoon Flow (for navigating through the view)
>
> But which technology is responsible for the contol layeer? Is there
> actually a control layer?
I consider the Control layer to consist of both the sitemap ("Front
Controller") and the flow ("Flow Controller"). Particularly the flow,
since its whole purpose is to control the interaction of the business
model and the various views.
>
> Ugo wrote in his presentation at the ApacheCon about a service layer.
> Which layer (from the ones above) does this match?
>
> Thanks
> Jonny
>
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