RICHARD HIGHTOWER is CTO of Trivera Technologies, a leading Java education and consulting company. He is also an active Java developer, a regular contributor to the Java Developer's Journal, and is the author of the successful Wiley book Java Tools for Extreme Programming. JOSEPH D. GRADECKI is a software engineer at Comprehensive Software Solutions and an associate professor of computer science at Colorado Technical University. He is an expert in building enterprise applications using Java, servlets, JSPs, Resin, XML, and MySQL. Gradecki is also the co-author of MySQL and Java Developer'...