Chapter 1. INTRODUCTION
Topics in This Chapter
What Is J2EE?
What Are Patterns?
J2EE Pattern Catalog
Patterns, Frameworks, and Reuse
The last few years have been extraordinary with respect to the changing landscape of enterprise software development. At the center of this change is the Java 2 Platform, Enterprise Edition (J2EE), which provides a unified platform for developing distributed, server-centric applications. The widespread adoption of the strategic, enabling technologies of the J2EE have provided the development community with open standards on which to build service-based architectures for the enterprise.
At the same time, learning J2EE technologies is too often confused with learning to design with J2EE technologies. Many existing Java ...