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From "Martin Cooper" <mart...@apache.org>
Subject Re: Addition of two new actions
Date Fri, 01 Aug 2003 15:31:37 GMT

"Steve Raeburn" <sraeburn@apache.org> wrote in message
news:JBEMLPKGGEDFEFLNNCFFKEJLDCAA.sraeburn@apache.org...
> I'd like to add two new actions to org.apache.struts.actions that I find
> particularly useful.
>
> 1. SuccessAction - A simple action that forwards control to an
ActionFoward
> named "success".

This already exists, in contrib:

    org.apache.struts.scaffold.SuccessAction

or, as David pointed out, you could use ForwardAction instead.

--
Martin Cooper


>
> This is a very simple action, but I find it exceptionally useful,
> particularly in the early stages of development when it can act as a
> placeholder for as-yet undeveloped actions.
>
>   public ActionForward execute(
>     ActionMapping mapping,
>     ActionForm form,
>     HttpServletRequest request,
>     HttpServletResponse response)
>     throws Exception {
>
>     ActionForward forward = mapping.findForward("success");
>       if (forward == null) {
>         String message =
>           messages.getMessage("success.required", mapping.getPath());
>         log.error(message);
>         throw new ServletException(message);
>       }
>       return forward;
>     }
>
> 2. ParameterDispatchAction - A DispatchAction that selects a handler
method
> using the value of the ActionMapping parameter.
>
> This is as per the suggestion by Anthony Kay via Bugzilla
> <http://nagoya.apache.org/bugzilla/show_bug.cgi?id=17117>, except I prefer
> the name ParameterDispatchAction to his suggestion of ConfigDispatchAction
> as I think it's more descriptive of what the class actually does. Other
than
> the name change, I've just tidied up the Javadoc and changed the
> 'unspecified' method to throw an Exception (as in DispatchAction) rather
> than return an Http error code.
>
> If no one has any problems with adding these two, I'll put them in
tomorrow.
>
>
> Steve




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