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Below we have an excerpt from Enterprise JavaBeans 3.1, Sixth Edition. In this excerpt the author speaks to the tasks that are best suited to using Stateless Session Bean Timers.Stateless session bean...
The following excerpt from the O'Reilly publication Enterprise JavaBeans 3.1, Sixth Edition offers an example of the singleton session bean.
Because the singleton bean represents one instance to b...
The following excerpt from the O'Reilly publication Enterprise JavaBeans 3.1, Sixth Edition goes into the lifecycle of a message-driven bean, explaining the process and transitions.
Just as sessi...
Below we have an excerpt from Enterprise JavaBeans 3.1, Sixth Edition. It gives a guide for coding an EJB (Enterprise JavaBean).For this exercise we’ll make a simple SLSB, a Calculator Service, to i...