Incorporated suggested changes. Look forward to seeing WW work with Cocoon2.
-Matt
----- Original Message -----
From: "Sven Kuenzler" <sv...@im...>
Newsgroups: gmane.comp.java.webwork.devel
To: <web...@li...>
Sent: Tuesday, May 21, 2002 1:08 PM
Subject: [Webwork-devel] ValueStack abstraction
> Some time ago, I told you about integrating Webwork into Cocoon2.
Meanwhile,
> I have mostly finished this task. There is a WebWorkAdapterAction which
> enables Cocoon to act as a WW dispatcher, a WebWorkGenerator that clones
> XSLTServlet's behavior and a XSP taglib that is roughly equivalent to the
> JSP tags. The last component still needs some work (most notably
> implementing some ui:tags) before I can make it publicly available for
> interested parties.
>
> Surprisingly, the integration task was quite easy. I only had to modify
> WebWork itself in one point: WW's ValueStack depends on HttpServletRequest
> and ServletContext. Both of which are generally not available to Cocoon
> components. Instead, they use their own Request et al. fascades, which
will
> be available even in C2's offline mode.
>
> In order to deal with this, I made a servlet agnostic AbstractValueStack
> which basically does the same thing as the WW original. Except that it
> delegates expression evaluation to abstract methods when needed. The
> required methods findInContext and getRequestParameter are implemented in
a
> servlet aware ValueStack (and its Cocoon counter part).
>
> I have attached the two source files in question. Modifications are marked
> with SK. My question is whether such an architecture could find its way
into
> the original WW dist. Or is there's even a smarter way to make ValueStack
> useable in a non-servlet context.
>
> The same question goes for ActionContext BTW. In that case, the
modification
> is not strictly necessary, though.
>
> Sven....
>
>
>
>
>
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