The Java Developer Connection^SM (JDC) presents a Short Course introducing Enterprise JavaBeans™ technology written by Java™ Software licensee, jGuru (formerly named the MageLang Institute). A leading provider of Java technology training, jGuru has contributed regularly to the JDC since 1996.

jGuru has been dedicated to promoting the growth of the Java technology community through evangelism, education, and software since 1995. You can find out more about their activities, including community-driven FAQs and online learning, at jGuru.com.

Please send comments about the course to jdc-tutorial-feedback@jguru.com.

This module provides an introduction to Enterprise JavaBeans technology with particular attention to the role of Enterprise JavaBean components in distributed-computing scenarios, the architecture, the extension APIs, and the fundamentals of working with EJB technologies.

Concepts

After completing this module, you will understand:

• The overall architecture
• The roles of clients and server
• The life-cycles of session and entity beans

Objectives

By the end of this module you will be able to:

• Build EJB technology-based distributed systems
• Create entity beans
• Create session beans
• Deploy solutions in a server
• Create standalone enterprise bean clients
• Use entity beans from within session beans

Prerequisites

A general familiarity with object-oriented programming concepts and the Java programming language. If you are not familiar with these capabilities, see the Java Tutorial. The exercises require the ability to modify and build simple Java programs.

About the Authors

Richard Monson-Haefel is one of the "Gurus" at jGuru.com, the author of the Enterprise JavaBeans book from O'Reilly, and an expert in Enterprise JavaBeans technology. He is the architect of OpenEJB and was a core developer of EJBoss, both Open Source EJB efforts. Richard maintains a Web site for the discussion of Enterprise JavaBeans technology at http://www.EJBNow.com.

Tim Rohaly is one of the "Gurus" at jGuru.com - he has worked as a Java technology consultant, trainer, and speaker since shortly after the introduction of Java technology in 1995. He has practical experience in many areas of computing, including Enterprise JavaBeans technology, and is particularly interested in networking, embedded hardware/software development, and 3D graphics.

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