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From Steven Benitez <>
Subject Re: Struts 3 request/response processing
Date Tue, 25 Nov 2014 20:18:38 GMT
Wouldn't the action and method to select be up to the ActionMapper itself?
What is the use case here?

On Tuesday, November 25, 2014, Paul Benedict <> wrote:

> I added this to the wiki [1] and would like this to have a general
> discussion.
> S1 and S2 have different infrastructure to process a request/response. They
> overlap to some degree in concept but each has a strength and weakness:
> S2 is superior by allowing the user to configure processing with
> "interceptors", but it's weakness is that not all processing is done by
> interceptors -- there is stock system functionality (for lack of a better
> word) that can't be easily overridden. On the other hand, S1 is superior in
> allowing the user to configure the entire processing chain with its "chain
> filter", but it's weakness is that it lacks all the fine functionality of
> S2.
> I would like to see S3 combine both approaches. I want to the interceptors
> of S2 to be expanded so all the stock system functionality is extracted
> into interceptors (with both a request stack and a response stack?). This
> will allow the entire request/response processing chain to be customized
> without having to dig into non-interceptor code (in theory).
> For example, there is no easy way in S2 to customize which action will be
> selected -- or which method on the action will be invoked. There is no
> "action select" interceptor. There is no "method select" interceptor....
> You get the point.
> [1]
> Cheers,
> Paul

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