Chapter 9. JDO and Enterprise JavaBeans
“You can tell a lot about a fellow's character by his way of eating jelly beans.”
—Ronald Reagan
This chapter attempts to give you a better understanding of Enterprise JavaBeans (EJB) in the context of JDO. The goal is not to simply show how to code EJB and JDO together, but to also talk about the why and when, which should allow you to ultimately decide whether the combination of these two powerful Java APIs makes sense.
More or less complete code examples are shown to clarify the points discussed. Brief summaries of EJB concepts are presented; however, a certain familiarity by the reader with the basic EJB architecture is assumed. This chapter is not intended to be a comprehensive tutorial on EJBs; several ...
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