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Servlet Filters

Priya Sri
Ranch Hand

Joined: Mar 30, 2004
Posts: 84
Hi friends,

1) What are Servlet Filters?
2) Why are they needed?

If u know, tell me...

Debashish Chakrabarty
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Joined: May 14, 2002
Posts: 231

Your magic wand is here.

SCJP2, SCWCD 1.4, PMP, ITIL Foundation
Fisher Daniel
Ranch Hand

Joined: Sep 14, 2001
Posts: 582
Servlet Filter is used to intercept every incoming request before invokes resources and every outgoing response to client.
So an advantage of this process is we can do authorization process whether that client have permission to access the resource.

Correct me if I am wrong...
Hope this help

I agree. Here's the link:
subject: Servlet Filters
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