@Configuration
public class RabbitmqConfig {
public static final String QUEUE_INFORM_EMAIL = "queue_inform_email";
public static final String QUEUE_INFORM_SMS = "queue_inform_sms";
public static final String EXCHANGE_TOPICS_INFORM="exchange_topics_inform";
public static final String ROUTINGKEY_EMAIL="inform.#.email.#";
public static final String ROUTINGKEY_SMS="inform.#.sms.#";
//声明交换机
@Bean(name = EXCHANGE_TOPICS_INFORM)
public Exchange EXCHANGE_TOPICS_INFORM(){
//durable(true) 持久化,mq重启之后交换机还在
return ExchangeBuilder.topicExchange(EXCHANGE_TOPICS_INFORM).durable(true).build();
}
//声明QUEUE_INFORM_EMAIL队列
@Bean(name = QUEUE_INFORM_EMAIL)
public Queue QUEUE_INFORM_EMAIL(){
return new Queue(QUEUE_INFORM_EMAIL);
}
//声明QUEUE_INFORM_SMS队列
@Bean(name = QUEUE_INFORM_SMS)
public Queue QUEUE_INFORM_SMS(){
return new Queue(QUEUE_INFORM_SMS);
}
//ROUTINGKEY_EMAIL队列绑定交换机,指定routingKey
@Bean
public Binding BINDING_QUEUE_INFORM_EMAIL(@Qualifier(QUEUE_INFORM_EMAIL) Queue queue,
@Qualifier(EXCHANGE_TOPICS_INFORM) Exchange exchange){
return BindingBuilder.bind(queue).to(exchange).with(ROUTINGKEY_EMAIL).noargs();
}
//ROUTINGKEY_SMS队列绑定交换机,指定routingKey
@Bean
public Binding BINDING_ROUTINGKEY_SMS(@Qualifier(QUEUE_INFORM_SMS) Queue queue,
@Qualifier(EXCHANGE_TOPICS_INFORM) Exchange exchange){
return BindingBuilder.bind(queue).to(exchange).with(ROUTINGKEY_SMS).noargs();
}
}
二:代码实现
启动类(生产端客户端同):
@SpringBootApplication
public class TestRabbitmqApplication {
public static void main(String[] args) {
SpringApplication.run(TestRabbitmqApplication.class,args);
}
}
使用模板编写生产者代码:
@SpringBootTest
@RunWith(SpringRunner.class)
public class Producer05_topics_springboot {
@Autowired
RabbitTemplate rabbitTemplate;
//使用rabbitTemplate发送消息
@Test
public void testSendEmail(){
String message = "send email message to user";
/**
* 参数:
* 1、交换机名称
* 2、routingKey
* 3、消息内容
*/
rabbitTemplate.convertAndSend(RabbitmqConfig.EXCHANGE_TOPICS_INFORM,"inform.email",message);
}
}
使用模板编写消费者代码:
@Component
public class ReceiveHandler {
@RabbitListener(queues = {RabbitmqConfig.QUEUE_INFORM_EMAIL})
public void send_email(String msg,Message message,Channel channel){
System.out.println("receive message is:"+msg);
}
}
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