yes,
this book covers:
The fundamentals of
EJB development, including session beans, entity beans (BMP and CMP), and
message-driven beans
EJB services such as resource management, transactions, and security
Designing EJB applications using
patterns, strategies, and UML
Improving EJB design through
testing and performance
Integrating EJBs with J2EE, COM, and CORBA
Deployment instructions for leading application servers