Bean-managed persistence (BMP)

Bean-managed persistence (BMP) enables you to manage the persistence of your bean instead of delegating it to the container. In order to achieve this, you have to write a number of methods that are usually handled by the CMP layer of the container.

This bean has to implement the same interfaces as a CMP entity bean:

  • The bean class has to implement the javax.ejb.EntityBean interface. All callback methods in this interface have to be implemented.

  • The component interface has to extend either the javax.ejb.EJBObject or the javax.ejb.EJBLocalObject, depending on whether it is a local or a remote component interface. In this interface, you will mainly find business methods as well as accessor methods.

  • The home interface ...

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