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springboot整合rabbitmq(fanout广播模式)

九点韶留学 2022-05-18 阅读 97

生产者

  • 新建producer(springboot-order-rabbitmq-producer)
    springboot整合rabbitmq(fanout广播模式)_spring
  • 修改application.yml
server:
port: 8080

spring:
rabbitmq:
username: admin
password: admin
virtual-host: /
host: 47.100.41.55
port: 5672
  • 模拟一个生产订单服务
@Service
public class OrderService {

@Autowired
private RabbitTemplate rabbitTemplate;

/**
*
* @param userId
* @param productId
* @param num
*/
public void makeOrder(String userId,String productId,int num){

String orderId = UUID.randomUUID().toString();
System.out.println("订单生成成功:" + orderId);

String exchangeName = "fanout_order_exchange";
String routingKey = "";
//@param1 交换机 @param2 路由key/queue队列名称 @param3 消息内容
rabbitTemplate.convertAndSend(exchangeName,routingKey,orderId);
}
}
  • 创建交换机,队列的关系
@Configuration
public class RabbitMqConfiguration {


//声明交换机
@Bean
public FanoutExchange fanoutExchange(){

return new FanoutExchange("fanout_order_exchange",true,false);
}

//声明队列
@Bean
public Queue smsQueue(){
return new Queue("sms.fanout.queue",true);
}
@Bean
public Queue duanxinQueue(){
return new Queue("duanxin.fanout.queue",true);
}
@Bean
public Queue emailQueue(){
return new Queue("email.fanout.queue",true);
}

//完成交换机和队列绑定
@Bean
public Binding smsBinding(){
return BindingBuilder.bind(smsQueue()).to(fanoutExchange());
}
@Bean
public Binding duanxinBinding(){
return BindingBuilder.bind(duanxinQueue()).to(fanoutExchange());
}
@Bean
public Binding emailBinding(){
return BindingBuilder.bind(emailQueue()).to(fanoutExchange());
}
}
  • 测试生产者运行
@SpringBootTest
class SpringbootOrderRabbitmqProducerApplicationTests {
@Autowired
private OrderService orderService;
@Test
void contextLoads() {
orderService.makeOrder("1","1",12);
}
}

springboot整合rabbitmq(fanout广播模式)_端口号_02

同时在浏览器打开rabbitmq ​​http://47.100.41.55:15672/​​ 切换到exchanges,queues

springboot整合rabbitmq(fanout广播模式)_端口号_03

springboot整合rabbitmq(fanout广播模式)_spring_04

消费者

  • 新建consumer(springboot-order-rabbitmq-consumer)同上
  • 修改application.yml,其他一样,端口号改成8081
  • 建立对应的consumer类
@Service
@RabbitListener(queues = {"duanxin.fanout.queue"})
public class FanoutDuanxinConsumer {

@RabbitHandler
public void receiveMsg(String msg){
System.out.println("FanoutDuanxinConsumer ---接收到的订单信息是:->" + msg);
}
}
@Service
@RabbitListener(queues = {"email.fanout.queue"})
public class FanoutEmailConsumer {

@RabbitHandler
public void receiveMsg(String msg){
System.out.println("FanoutEmailConsumer ---接收到的订单信息是:->" + msg);
}
}
@Service
@RabbitListener(queues = {"sms.fanout.queue"})
public class FanoutSmsConsumer {

@RabbitHandler
public void receiveMsg(String msg){
System.out.println("FanoutSmsConsumer ---接收到的订单信息是:->" + msg);
}
}
  • 启动SpringbootOrderRabbitmqConsumerApplication
  • 查看控制台
    这是刚才生产者发送的消息
    springboot整合rabbitmq(fanout广播模式)_端口号_05
    生产者再次发送一条消息,消费者依然可以收到




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