Rehtron,
On 2011-06-18 7:53, Rehtron wrote:
I need to use the servlet to control this response and accept/reject the
request before receiving the request content, Is there anyone could give me
some advice?
as you noticed it's too late when your Servlet is invoked: The request
is already acknowledged.
You can use a Filter as mack Lu suggested or you could use a Valve, the
following post [1] discusses the pros and cons. There's also a nice
Tutorial on filters [2].
[1] http://blog.frankel.ch/tomcats-valve-an-alternative-to-filter
[2]
http://java.sun.com/blueprints/corej2eepatterns/Patterns/InterceptingFilter.html
Simon
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