February 2002
Beginner to intermediate
544 pages
10h 23m
English
This application demonstrates how to send messages from an enterprise bean—in this case, a session bean—rather than from an application client, as in the example in Chapter 7. Figure 8.1 illustrates the structure of this application.

The Publisher enterprise bean in this example is the enterprise-application equivalent of a wire-service news feed that categorizes news events into six news categories. The message-driven bean could represent a newsroom, where the Sports desk, for example, would set up a subscription ...
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