public void setDefaultDefaultRequeueRejected(boolean defaultDefaultRequeueRejected) {
		this.defaultDefaultRequeueRejected = defaultDefaultRequeueRejected;
	}
Set a {@link org.springframework.amqp.core.MessagePostProcessor} to compress messages. Defaults to a
{@link org.springframework.amqp.support.postprocessor.GZipPostProcessor}.
@param compressingPostProcessor the post processor.
spring-xd-messagebus-rabbit/src/main/java/org/springframework/xd/dirt/integration/rabbit/RabbitMessageBus.java