Related link: http://java.sun.com/j2se/1.4/relnotes.html

Sun has released version 1.4 of the Java 2 SDK, sporting some much needed built-ins among its new features and enhancements, including XML (DOM, SAX2, XSLT) and java.util.regex (list reflects an unabashed Perl/Python POV). /. has, of course, much discussion.