refactor(mqtt): 优化MQTT消息处理机制并修复空指针异常

- 修复EventServiceImpl中SagSource为空时的空指针异常
- 在HeartbeatServiceImpl中统一心跳超时级别命名规范
- 将Redis操作合并为原子方法减少网络调用次数
- 新增MQTT消息异步处理线程池避免Paho回调阻塞
- 将MQTT消息处理逻辑重构为异步提交模式提升性能
- 为Cloud事件添加数据报文日志便于调试追踪
- 优化心跳消息处理确保关键操作同步执行

iot-analysis/analysis-zl-event/zl-event-boot/src/main/java/com/njcn/zlevent/service/impl/EventServiceImpl.java

@@ -312,7 +312,9 @@ public class EventServiceImpl implements IEventService {
         rmpEventDetailPo.setDealFlag(0);
         rmpEventDetailPo.setFileFlag(0);
         rmpEventDetailPo.setPhase(item.getPhase());
-        rmpEventDetailPo.setSagsource(getSagSource(item.getSagSource()));
+        if (!Objects.isNull(item.getSagSource())) {
+            rmpEventDetailPo.setSagsource(getSagSource(item.getSagSource()));
+        }
         rmpEventDetailPo.setSeverity(item.getSeverity());
         wlRmpEventDetailMapper.insert(rmpEventDetailPo);
     }
@@ -427,6 +429,7 @@ public class EventServiceImpl implements IEventService {
 
     @Override
     public void getCldEventData(CldLogMessage cldLogMessage) {
+        log.info("数据报文=====：" + cldLogMessage);
         CsEventPO po = new CsEventPO();
         po.setStartTime(LocalDateTime.parse(cldLogMessage.getTime(), DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
         po.setTag(cldLogMessage.getLog());
@@ -437,7 +440,7 @@ public class EventServiceImpl implements IEventService {
         //前置告警
         if (Objects.equals(cldLogMessage.getLevel(),"process")) {
             //这边将前置服务器id当作设备id
-                po.setDeviceId(cldLogMessage.getNodeId());
+            po.setDeviceId(cldLogMessage.getNodeId());
             po.setClDid(Integer.valueOf(cldLogMessage.getProcessNo()));
             po.setType(4);
         }