November 2003
Intermediate to advanced
1488 pages
36h 35m
English
Figure 12.25 depicts the basic JMS architecture elements that support publish-subscribe messaging. The publish-subscribe messaging architecture is an extension of the core JMS architecture with features specialized to suit a publish-subscribe messaging model. Connection factories, connections, sessions, message producers, message consumers, and endpoint destinations are all extended with publish-subscribe message model interfaces. As we'll also illustrate later in this chapter, new to JMS v1.1, the more generic JMS architecture may also be used to implement publish-subscribe messaging without much consideration for the messaging-domain–specific APIs illustrated in Figure 12.25.
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