THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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To support various message exchange patterns like one way event messages and request-response Event Message and Request Response messages Camel uses an Exchange interface which is used to handle either oneway Event Message with which has a pattern property which can be set to InOnly for an Event Message which has a single inbound Message, or InOut for a Request Reply where there is an inbound and outbound message.
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