@Override
	protected Map<String, String> onDemandProperties() {
		return Collections.singletonMap("module.router.producer.deliveryMode", "NON_PERSISTENT");
	}
@author Mark Fisher
@author Gary Russell
spring-xd-dirt/src/test/java/org/springframework/xd/dirt/stream/RabbitSingleNodeStreamDeploymentIntegrationTests.java