Article:
  Two Servlet Filters Every Web Application Should Have
Subject:   ONJava.com: Two Servlet Filters Every Web Application Should Have [Nov. 19, 2003]
Date:   2003-11-24 14:52:26
From:   anonymous2
Response to: ONJava.com: Two Servlet Filters Every Web Application Should Have [Nov. 19, 2003]

If you look at the examples you will notice that compression is only enabled on *.jsp and *.html files...