* Java 2 Enterprise Edition (J2EE) is the specification that all enterprise Java developers need to build multi-tier applications, and also the basis for BEA's WebLogic Application Server and IBM's WebSphere* Revised to be current with the significant J2EE 1.4 update that will drive substantial developer interest* Written by a top-selling team of eleven experts who provide unique and substantial business examples in a vendor-neutral format, making the information applicable to various application servers* Covers patterns, J2EE application servers, frameworks, Ant, and continuous availability* Includes extensive intermediate and advanced coverage of J2EE APIs* Companion Web site provides additional examples and information