@Override
	public void destroy() throws Exception {
		for (Map.Entry<String, MessageChannel> entry : jobChannels.entrySet()) {
			messageBus.unbindProducer(JOB_CHANNEL_PREFIX + entry.getKey(), entry.getValue());
		}
	}
@author Glenn Renfro
@author Luke Taylor
@author Ilayaperumal Gopinathan
@author Gunnar Hillert
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/stream/JobDeployer.java