修改：项目变动rocketmq消费者，限制消费率逻辑微调

epmet-module/data-statistical/data-statistical-server/src/main/java/com/epmet/mq/ProjectChangedCustomListener.java

@@ -78,10 +78,16 @@ public class ProjectChangedCustomListener implements MessageListenerConcurrently
 
         String redisKey = RedisKeys.getProjectChangedMsgDistinceKey(msgObj.getCustomerId());
         if (redisUtils.get(redisKey) == null) {
-            consumeMessage(msgObj);
-            log.info("消费了项目变动消息,customer id:{}", msgObj.getCustomerId());
-            // 有效期30秒
+            // 该线程启动消费之后，其他线程再收到该客户id的消费请求，则不消费
             redisUtils.set(redisKey, msg, 30);
+            try {
+                consumeMessage(msgObj);
+            } catch (Exception e) {
+                // 如果消费失败了，清楚该key，收到消息之后可以继续消费
+                redisUtils.delete(redisKey);
+                throw e;
+            }
+            log.info("消费了项目变动消息,customer id:{}", msgObj.getCustomerId());
         } else {
             log.info("该客户的项目变动消息刚刚消费，请等待30秒,customer id:{}", msgObj.getCustomerId());
         }