A recent study by Java developer Raghu Kodali has shown that porting Sun’s Java EE tutorial application RosterApp from EJB 2.1 to EJB 3.0 resulted in more than a 50-percent reduction in code.

Web services have become the de facto standard for communication among applications. J2EE 1.4 allows stateless Enterprise JavaBeans (EJB) components to be exposed as Web services via a JAX-RPC ...