Programming Interfaces in a Message-Driven Bean

There are a number of constraints on the contents of a Message-driven bean class. In particular your Message-driven bean class must

  • Implement the javax.ejb.MessageDrivenBean interface

  • Implement the javax.jms.MessageListener interface

  • Have a single constructor, with no arguments

  • Have a single public setMessageDrivenContext(MessageDrivenContext ctx) method that returns a void

  • Have a single public ejbCreate() method with no arguments that returns a void

  • Have a single public ejbRemove() method with no arguments that returns a void

  • Have a single public onMessage(Message message) method that returns a void

  • Not have a finalize() method

The following sections cover these methods in more detail.

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