On Fri, Jan 28, 2011 at 6:05 AM, Nuwan Arambage wrote:

> it does simplify the entire struts architecture. [...] why struts2
> designers made
> the it interceptor call via ActionProxy class.What is the
> fundamental reason for that
>

Didn't you just answer your question?

Perhaps the web can assist in your search:

http://en.wikipedia.org/wiki/Proxy_pattern
http://wiki.java.net/bin/view/Javapedia/ProxyPattern
http://www.netobjectives.com/PatternRepository/index.php?title=AdapterVersusProxyVersusFacadePatternComparison

Dave

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