优化流经村的数量

src/main/java/com/sooka/sponest/data/digitalwater/service/impl/WaterBigDataServiceImpl.java

@@ -138,6 +138,8 @@ public class WaterBigDataServiceImpl extends BaseServiceImpl implements IWaterBi
         for (Map<String, Object> map : list) {
             if (StringUtils.isNotEmpty(MapUtils.getString(map,"hamlet"))){
                 map.put("num",MapUtils.getString(map,"hamlet").split(",").length);
+            }else {
+                map.put("num",0);
             }
         }
         return list;