First book to show J2EE developers how to leverage best-of-breed open-source tools from OpenSymphony, Apache, and other groups to build a complete J2EE application Authors follow the well-known Pet Store application that Sun Microsystems uses to demonstrate features of J2EE, creating completely original code Walks the reader through each phase of the development process, explaining how to best use the appropriate open source tool for each stage of development Author team includes the key developers of XDoclet, WebWork, and OpenSymphony Companion Web site provides code, plus links to sites for downloading the open source tools covered in the book