Session beans provide a simple but powerful way to encapsulate business logic within an application. They can be accessed from remote Java clients, web service clients, and components running in the same server.
CartBean: a stateful session bean that is accessed by a remote client
CounterBean: a singleton session bean
HelloServiceBean: a stateless session bean that implements a web service
TimerSessionBean: a stateless session bean that sets a timer
The following topics are addressed here: