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To be able to receive new message exchanges easily, rather than writing a new thread, just implement this interface. Its analagous to the JMS MessageListener interface. The ServiceMix container will detect the use of this interface and be able to perform immediate dispatch (rather than the default JBI asynchronous dispatch model where a thread is used per JBI component).
Helper methods
The PojoSupport and ComponentSupport classes have a number of helper methods making it easier to write concise JBI POJOs and components.
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