Introduction This (Cheapest web hosting) book is a tutorial on Enterprise
Friday, September 7th, 2007Introduction This book is a tutorial on Enterprise JavaBeans (EJB). It s about EJB concepts, methodology, and development. This book also contains a number of advanced EJB topics, giving you a practical and real-world understanding of the subject. By reading this book, you will acquire a deep understanding of EJB. Make no mistake about it what you are about to read is not easy. EJB incorporates concepts from a wealth of areas, including distributed computing, databases, security, component-driven software, and more. Combining them is a magnificent stride forward for the Java community, but with that comes a myriad of concepts to learn and understand. This book will teach you the concepts and techniques for authoring reusable components in Java, and it will do so from the ground up. You need only to understand Java to understand this book. While you re reading this book, you may want to download the EJB specification, available at http://java.sun.com/products/ejb/docs.html. Goals for This Edition The first edition of this book came out in 1999, and the second edition in 2002. We had to make some tough calls when writing the second and third editions, and we are confident you ll like them. Here were our goals: To update the book for EJB 2.1. EJB 2.1 has many new useful features that we detail throughout the book. To be broad and also deep. We do not regurgitate the complete EJB specification in this book, nor do we cover every last detail of EJB. Rather, we cover the most important parts of EJB, leaving room to discuss advanced issues. For a complete reference while you are coding,
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