CHAPTER 1J2EE Basics

What has been is what will be,And what has been done is what will be done;There is nothing new under the sun.Is there a thing of which it is said, “See, this is new?”It has already been, in the ages before us.

—Ecclesiastes 1:9–10

In recent times, IT organizations have been tasked more and more with charting a course for writing new applications and migrating existing applications to a Java 2 Platform, Enterprise Edition (J2EE) environment. On the surface, this task might seem to be a matter of using predetermined methods, as was the case with the migration to client/server technology. However, one major aspect of J2EE is its variety and breadth. There is no one way to create a J2EE system; in fact, there are probably hundreds ...

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