Messaging Concepts Introduction Messaging is a method of communication between software components or applications. A messaging system is a peer-to-peer facility A messaging client can send [...]
Message Driven Bean A message-driven bean (MDB) is an enterprise bean that allows Java EE applications to process messages asynchronously. In other words, an MDB is an asynchronous message [...]
MDB class must directly (using implements keyword) or indirectly (using annotation or descriptors) implement a message listener interface. Example, Using implements keyword Using annotation It is [...]