Reliable consumer springboot rabbitMQ dead letter of the column to achieve message

Introducing a dependency maven

<dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-amqp</artifactId>
                <version>2.0.3.RELEASE</version>
            </dependency>

 

2 dead letter into the condition of the columns

Expired messages, basic.nack or basic.reject and default-requeue-rejected parameter is false or queue full message to enter the exchanger

Dead letter queue is achieved by binding the dead letter queue exchanger

Dead-letter--X Exchange: Binding badmail exchanger (actually ordinary switch, regardless of the type) 
X -dead-Letter-routing-Key: Binding routing keys dead letter queue (optional)

 

 

references:

https://www.jianshu.com/p/451958b1adca