In this tutorial, migration of EJB 2.1 specification EJBs to EJB 3.0 specification is discussed. EJB 3.0 Session and Entity beans require JDK 5.0 as metadata annotations are used in the specification.

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Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

HelloServiceBean is the endpoint implementation class, typically the primary programming artifact for enterprise bean web service endpoints. The web service endpoint implementation class has the ...