EJB Message-Driven Beans
This chapter discusses the need for message-oriented architecture. It introduces Java Message Service (JMS), the typical architecture for messaging applications, and details the concepts behind EJB message-driven beans (MDBs). The chapter also covers annotations, dependency injection, and interceptors in relation to MDBs.
Today’s IT organizations have dozens of applications and services that perform such well-defined tasks as inventory, billing, expense reporting, and order entry. With the evolution of the Internet and e-business, enterprises have started to think about how different ...