An enterprise bean that is an asynchronous message consumer. A message-driven bean has no state for a specific client, but its instance variables can contain state across the handling of client messages, including an open database connection and an object reference to an EJB object. A client accesses a message-driven bean by sending messages to the destination for which the bean is a message listener.

a bean instance that can listen to messages from the JMS

a complete enterprise bean, just like a session or entity bean, but there are some important differences

a listener to JMS messages, responding when it detects a particular type of message

a message listener that can reliably consume messages from a queue or a durable subscription

an asynchronous bean activated by message delivery

an EJB component that can be considered as a JMS ( Java Message Service ) MessageListener, i

an EJB that acts as a message consumer in the WebLogic JMS messaging system

an enterprise bean that processes JMS messages

a new type of EJB component that can receive JMS messages

a new type of enterprise bean introduced in the latest EJB architecture

a stateless component that is invoked by the container as a result of the arrival of a JMS message

An EJB designed to handle asynchronous service invocations. It is invoked by a J2EE container when a JMS message arrives at the endpoint associated with the bean.