[update] 通过路口周期数据修改路口事件交通指数异常优化

wj-datacenter-service/src/main/java/net/wanji/datacenter/service/impl/DataProcessServiceImpl.java

@@ -160,9 +160,11 @@ public class DataProcessServiceImpl implements DataProcessService {
                 try {
                     String crossId = crossDataRealtimePO.getCrossId();
                     EventInfoPO eventInfoPO = eventInfoMapper.selectLastEventInfo(crossId);
-                    Double trafficIndex = crossDataRealtimePO.getTrafficIndex();
-                    eventInfoPO.setTrafficIndex(trafficIndex);
-                    eventInfoMapper.updateOne(eventInfoPO);
+                    if (Objects.nonNull(eventInfoPO)) {
+                        Double trafficIndex = crossDataRealtimePO.getTrafficIndex();
+                        eventInfoPO.setTrafficIndex(trafficIndex);
+                        eventInfoMapper.updateOne(eventInfoPO);
+                    }
                 } catch (Exception e) {
                     log.error("路口周期数据插入时间交通指数失败：{}", e);
                 }