队列配置及测试

xdclass-coupon-service/src/main/java/net/jieyuu/config/RabbitMQConfig.java

@@ -0,0 +1,129 @@
+package net.jieyuu.config;
+
+
+import lombok.Data;
+import org.springframework.amqp.core.Binding;
+import org.springframework.amqp.core.Exchange;
+import org.springframework.amqp.core.Queue;
+import org.springframework.amqp.core.TopicExchange;
+import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
+import org.springframework.amqp.support.converter.MessageConverter;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@Configuration
+@Data
+public class RabbitMQConfig {
+
+    /**
+     * 交换机
+     */
+    @Value("${mqconfig.coupon_event_exchange}")
+    private String eventExchange;
+
+
+    /**
+     * 第一个队列延迟队列
+     */
+    @Value("${mqconfig.coupon_release_delay_queue}")
+    private String couponReleaseDelayQueue;
+
+    /**
+     * 第一个队列的路由key
+     * 进入队列的路由key
+     */
+    @Value("${mqconfig.coupon_release_delay_routing_key}")
+    private String couponReleaseDelayRoutingKey;
+
+
+    /**
+     * 第二个队列，被监听恢复库存的队列
+     */
+    @Value("${mqconfig.coupon_release_queue}")
+    private String couponReleaseQueue;
+
+    /**
+     * 第二个队列的路由key
+     * <p>
+     * 即进入死信队列的路由key
+     */
+    @Value("${mqconfig.coupon_release_routing_key}")
+    private String couponReleaseRoutingKey;
+
+    /**
+     * 过期时间
+     */
+    @Value("${mqconfig.ttl}")
+    private Integer ttl;
+
+    /**
+     * 消息转换器
+     *
+     * @return
+     */
+    @Bean
+    public MessageConverter messageConverter() {
+        return new Jackson2JsonMessageConverter();
+    }
+
+    /**
+     * 自动创建交换机 Topic类型 也可dirct交换机
+     * 一个微服务一个交换机
+     *
+     * @return
+     */
+    @Bean
+    public Exchange couponEventExchange() {
+        return new TopicExchange(eventExchange, true, false);
+    }
+
+    /**
+     * 延迟队列
+     *
+     * @return
+     */
+    @Bean
+    public Queue couponReleaseDelayQueue() {
+        Map<String, Object> args = new HashMap<>(3);
+        args.put("x-message-ttl", ttl);
+        args.put("x-dead-letter-routing-key", couponReleaseRoutingKey);
+        args.put("x-dead-letter-exchange", eventExchange);
+        return new Queue(couponReleaseDelayQueue, true, false, false, args);
+    }
+
+    /**
+     * 死信队列 普通队列，用于被监听
+     *
+     * @return
+     */
+    @Bean
+    public Queue couponReleaseQueue() {
+        return new Queue(couponReleaseQueue, true, false, false);
+    }
+
+    /**
+     * 延迟队列建立绑定关系
+     *
+     * @return
+     */
+    @Bean
+    public Binding couponReleaseDelayBinding() {
+        return new Binding(couponReleaseDelayQueue, Binding.DestinationType.QUEUE, eventExchange, couponReleaseDelayRoutingKey, null);
+    }
+
+    /**
+     * 死信队列建立绑定关系
+     *
+     * @return
+     */
+    @Bean
+    public Binding couponReleaseBinding() {
+        return new Binding(couponReleaseQueue, Binding.DestinationType.QUEUE, eventExchange, couponReleaseRoutingKey, null);
+    }
+
+
+}

xdclass-coupon-service/src/main/resources/application.yml

@@ -53,3 +53,24 @@ logging:
 #      xdclass: 134.175.219.253:8091
 #    vgroup-mapping:
 #      xdclass-coupon-service-group: xdclass
+
+
+#自定义消息队列配置，发送锁定库存消息->延迟exchange->lock.queue->死信exchange->release.queue
+mqconfig:
+  #延迟队列，不能被监听消费
+  coupon_release_delay_queue: coupon.release.delay.queue
+
+  #延迟队列的消息过期后转发的队列
+  coupon_release_queue: coupon.release.queue
+
+  #交换机
+  coupon_event_exchange: coupon.event.exchange
+
+  #进入延迟队列的路由key
+  coupon_release_delay_routing_key: coupon.release.delay.routing.key
+
+  #消息过期，进入释放死信队列的key
+  coupon_release_routing_key: coupon.release.routing.key
+
+  #消息过期时间,毫秒,测试改为15秒
+  ttl: 15000

xdclass-coupon-service/src/test/java/net/jieyuu/biz/DemoApplicationTests.java

@@ -0,0 +1,26 @@
+package net.jieyuu.biz;
+
+import lombok.extern.slf4j.Slf4j;
+import net.jieyuu.CouponApplication;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.amqp.rabbit.core.RabbitTemplate;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = CouponApplication.class)
+@Slf4j
+public class DemoApplicationTests {
+
+    @Autowired
+    private RabbitTemplate rabbitTemplate;
+
+    @Test
+    public void send() {
+        rabbitTemplate.convertAndSend("coupon.event.exchange", "coupon.release.delay.routing.key", "this is ");
+
+    }
+
+}