rabbitmq

1. https://rabbitmq.com/tutorials/tutorial-one-spring-amqp.html
2. https://rabbitmq.com/tutorials/tutorial-two-spring-amqp.html
3. https://rabbitmq.com/tutorials/tutorial-three-spring-amqp.html
4. https://rabbitmq.com/tutorials/tutorial-four-spring-amqp.html
5. https://rabbitmq.com/tutorials/tutorial-five-spring-amqp.html