暂态事件处理

iot-message/message-boot/pom.xml

@@ -66,6 +66,11 @@
             <artifactId>system-api</artifactId>
             <version>${project.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.njcn</groupId>
+            <artifactId>zl-event-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 
     <build>

iot-message/message-boot/src/main/java/com/njcn/message/consumer/AppAutoDataConsumer.java

@@ -50,6 +50,9 @@ public class AppAutoDataConsumer extends EnhanceConsumerMessageHandler<AppAutoDa
     protected void handleMessage(AppAutoDataMessage appAutoDataMessage) {
         Integer dataAttr = appAutoDataMessage.getMsg().getDataAttr();
         switch (dataAttr) {
+            case 0:
+                log.info("分发至事件处理");
+                break;
             case 1:
                 log.info("分发至实时数据");
                 break;

iot-message/message-boot/src/main/java/com/njcn/message/consumer/AppEventConsumer.java

@@ -0,0 +1,146 @@
+package com.njcn.message.consumer;
+
+import com.njcn.middle.rocket.constant.EnhanceMessageConstant;
+import com.njcn.middle.rocket.handler.EnhanceConsumerMessageHandler;
+import com.njcn.mq.constant.BusinessTopic;
+import com.njcn.mq.constant.MessageStatus;
+import com.njcn.mq.message.AppEventMessage;
+import com.njcn.redis.pojo.enums.RedisKeyEnum;
+import com.njcn.redis.utils.RedisUtil;
+import com.njcn.system.api.RocketMqLogFeignClient;
+import com.njcn.system.pojo.po.RocketmqMsgErrorLog;
+import com.njcn.zlevent.api.EventFeignClient;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.rocketmq.spring.annotation.RocketMQMessageListener;
+import org.apache.rocketmq.spring.core.RocketMQListener;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.util.Objects;
+
+/**
+ * 类的介绍：
+ *
+ * @author xuyang
+ * @version 1.0.0
+ * @createTime 2023/8/11 15:32
+ */
+@Service
+@RocketMQMessageListener(
+        topic = BusinessTopic.NJCN_APP_EVENT_TOPIC,
+        consumerGroup = BusinessTopic.NJCN_APP_EVENT_TOPIC,
+        selectorExpression = BusinessTopic.AppEventTag.EVENT_TAG,
+        consumeThreadNumber = 10,
+        enableMsgTrace = true
+)
+@Slf4j
+public class AppEventConsumer extends EnhanceConsumerMessageHandler<AppEventMessage> implements RocketMQListener<AppEventMessage> {
+
+    @Resource
+    private RedisUtil redisUtil;
+
+    @Resource
+    private RocketMqLogFeignClient rocketMqLogFeignClient;
+
+    @Resource
+    private EventFeignClient eventFeignClient;
+
+    @Override
+    protected void handleMessage(AppEventMessage appEventMessage) {
+        Integer dataType = appEventMessage.getMsg().getDataType();
+        switch (dataType) {
+            case 6:
+                log.info("分发至暂态事件处理");
+                eventFeignClient.analysis(appEventMessage);
+                break;
+            case 16:
+                log.info("分发至录波处理");
+                break;
+            default:
+                break;
+        }
+    }
+
+
+    /***
+     * 通过redis分布式锁判断当前消息所处状态
+     * 1、null 查不到该key的数据，属于第一次消费，放行
+     * 2、fail 上次消息消费时发生异常，放行
+     * 3、being processed 正在处理，打回去
+     * 4、success 最近72小时消费成功，避免重复消费，打回去
+     */
+    @Override
+    public boolean filter(AppEventMessage message) {
+        String keyStatus = redisUtil.getStringByKey(message.getKey());
+        if (Objects.isNull(keyStatus) || keyStatus.equalsIgnoreCase(MessageStatus.FAIL)) {
+            redisUtil.saveByKeyWithExpire(message.getKey(), MessageStatus.BEING_PROCESSED, 60L);
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * 消费成功，缓存到redis72小时，避免重复消费
+     */
+    @Override
+    protected void consumeSuccess(AppEventMessage message) {
+        redisUtil.saveByKeyWithExpire(message.getKey(), MessageStatus.SUCCESS, RedisKeyEnum.ROCKET_MQ_KEY.getTime());
+    }
+
+    /**
+     * 发生异常时，进行错误信息入库保存
+     * 默认没有实现类，子类可以实现该方法，调用feign接口进行入库保存
+     */
+    @Override
+    protected void saveExceptionMsgLog(AppEventMessage message, String identity, Exception exception) {
+        redisUtil.saveByKeyWithExpire(message.getKey(), MessageStatus.FAIL, RedisKeyEnum.ROCKET_MQ_KEY.getTime());
+        RocketmqMsgErrorLog rocketmqMsgErrorLog = new RocketmqMsgErrorLog();
+        rocketmqMsgErrorLog.setMsgKey(message.getKey());
+        rocketmqMsgErrorLog.setResource(message.getSource());
+        if (identity.equalsIgnoreCase(EnhanceMessageConstant.IDENTITY_SINGLE)) {
+            //数据库字段配置长度200，避免插入失败，大致分析异常原因
+            String exceptionMsg = exception.getMessage();
+            if(exceptionMsg.length() > 200){
+                exceptionMsg = exceptionMsg.substring(0,180);
+            }
+            rocketmqMsgErrorLog.setRecord(exceptionMsg);
+            //如果是当前消息重试的则略过
+            if(!message.getSource().startsWith(EnhanceMessageConstant.RETRY_PREFIX)){
+                //单次消费异常
+                rocketMqLogFeignClient.add(rocketmqMsgErrorLog);
+            }
+        } else {
+            rocketmqMsgErrorLog.setRecord("重试消费" + super.getMaxRetryTimes() + "次，依旧消费失败。");
+            //重试N次后，依然消费异常
+            rocketMqLogFeignClient.add(rocketmqMsgErrorLog);
+        }
+    }
+
+
+    /***
+     * 处理失败后，是否重试
+     * 一般开启
+     */
+    @Override
+    protected boolean isRetry() {
+        return true;
+    }
+
+
+    /***
+     * 消费失败是否抛出异常，抛出异常后就不再消费了
+     */
+    @Override
+    protected boolean throwException() {
+        return false;
+    }
+
+
+    /***
+     * 调用父类handler处理消息的元信息
+     */
+    @Override
+    public void onMessage(AppEventMessage appEventMessage) {
+        super.dispatchMessage(appEventMessage);
+    }
+}