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Strategies for Implementing EJBObject or EJBLocalObject Request Delegation

While studying the javax.ejb.EJBObject interface in the previous section, you learned that how the javax.ejb.EJBObject delegates requests to the session bean implementation class is left to the container provider vendor. The EJB specification does not define how the implementation class of the javax.ejb.EJBObject should be provided by the container provider vendor.

Because the implementation of the javax.ejb.EJBObject class does not form part of the EJB specification, container provider vendors use different ways to provide the implementation class and the way it delegates the business method requests to the session bean class.

Note

In Object Oriented Designing (OOD), ...