* Portal provides a single point, an integrated access to business information for decision-making and collaboration, and is one of the fastest growing markets in IT * A complete reference guide and tutorial for Jetspeed, Lucene, James, and open source tools are used to build and deploy J2EE portal * Introduces the reader to any open source portal server and tools and show how to build and deploy portal applications * Explains how to develop an effective environmental services and a Web browser to the portal * The author is an expert in open source development portal with tools and supplies sample code for building portal-intensive real world applications