In what way?
-----Original Message-----
From: "Dakota Jack"<[EMAIL PROTECTED]>
Sent: 3/8/05 12:34:50 AM
To: "Struts Users Mailing List"<user@struts.apache.org>, "[EMAIL
PROTECTED]"<[EMAIL PROTECTED]>
Cc: "Corey Probst"<[EMAIL PROTECTED]>
Subject: Re: why complicate? was: Eliminate Setup Actions
Isn't this all a bit contrary to the rightfully hallowed principles of
decoupling in OOP?
On Mon, 07 Mar 2005 22:56:23 -0500, Frank W. Zammetti
<[EMAIL PROTECTED]> wrote:
> Corey Probst wrote:
> > Another thought, what about redirecting forwards?
>
> I'm glad you brought that up because I didn't think of it, and wouldn't
> have until after someone noticed it :)
>
> I don't think there is anything that can be done about that, at least
> not in the case where you redirect to a JSP. If you redirect to an
> Action Mapping (even if it's just an ActionForward), then sure, the
> setup could still work there. But redirect to a JSP I don't see a way
> to make it work.
>
> On your other point... I'm actually thinking about allowing the setup
> elements to be at the mapping level and/or the forward level. The idea
> being that there may be times you want to do some particular setup
> functions regadless of which forward is choosen, and other times where
> you want to do specific setups for specific forwards only. I'm thinking
> that each setup element you add to a forward can specify whether to
> process any mapping elements IN ADDITION to those of the forward, or
> don't use the mapping elements. For example:
>
> <action path="myAction" type="com.omnytex.actions.MyAction">
> <setupItem class="com.omnytex.setup.MyActionSetup"
> method="setupMethod1" />
> <forward name="defaultForward" path="page1.jsp">
> <setupItem class="com.omnytex.setup.MyDefaultSetup"
> method="defSetup1" />
> </forward>
> </action>
>
> In this case, when the defaultForward is selected,
> MyActionSetup.setupMethod1() would be called, followed by
> MyDefaultSetup.defSetup1().
>
> But, in this case:
>
> <action path="myAction" type="com.omnytex.actions.MyAction">
> <setupItem class="com.omnytex.setup.MyActionSetup"
> method="setupMethod1" />
> <forward name="defaultForward" path="page1.jsp">
> <setupItem class="com.omnytex.setup.MyDefaultSetup"
> method="defSetup1" additive="false" />
> </forward>
> </action>
>
> ...only MyDefaultSetup.defSetup1() would be executed when defaultForward
> is selected.
>
> Also, I think ideally I'd make the setupItems attached to the mapping
> executed BEFORE the Action's execute() is called, but clearly the
> forward-level items would have to execute AFTER execute() completes. I
> think that gives even a bit more flexibility to it.
>
> I'm making this up as I go, so feel free to comment :)
>
> --
> Frank W. Zammetti
> Founder and Chief Software Architect
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