[update]问题路口列表优化

signal-optimize-service/src/main/java/net/wanji/opt/service/impl/TrendServiceImpl.java

@@ -314,12 +314,14 @@ public class TrendServiceImpl implements TrendService {
             if (Objects.equals(realtimeStatus, CrossStatusEnum.SPILLOVER.getCode())) {
                 // 溢出只返回溢出方向的关联路口
                 String spilloverDirs = abnormalCrossListVO.getSpilloverDirs();
+                if (ObjectUtil.isNotNull(spilloverDirs)){
                     String[] split = spilloverDirs.split(",");
                     List<Integer> spilloverDirList = new ArrayList<>();
                     for (String s : split) {
                         spilloverDirList.add(Integer.parseInt(s));
                     }
                     buildRidData(abnormalCrossListVO, endCrossId, spilloverDirList);
+                }
             } else if (Objects.equals(realtimeStatus, CrossStatusEnum.CONGESTION.getCode())) {
                 // 拥堵返回所有方向关联路口
                 List<Integer> inDirs = baseCrossDirInfoMapper.selectInDirsByCrossId(endCrossId);