Validate 3.2.4 da

If a bean class of a session bean X is annotated @Specializes, then the bean class of X must directly extend the bean class of another session bean Y. If the bean class of X does not directly extend the bean class of another session bean, the container automatically detects the problem and treats it as a definition error.

Scenario's to test:

• SFSB X extends simple bean
• SFSB X extends nothing