fix(日常检查模块): 解决了数据为空的原因

dev-selfcheck/src/main/java/com/tykj/dev/device/selfcheck/service/impl/DailyCheckBillServiceImpl.java

@@ -282,7 +282,7 @@ public class DailyCheckBillServiceImpl implements DailyCheckBillService {
         //根据billid查询实体
         DailyCheckBill checkBill = getOne(billId);
         //日常设备信息
-        if (checkBill.getCheckDetail() != null) {
+        if (checkBill.getCheckDetail() != null && !"".equals(checkBill.getCheckDetail())) {
 
             String dayDeviceList = checkBill.getCheckDetail();
             String[] ids = dayDeviceList.split(",");
@@ -395,4 +395,13 @@ public class DailyCheckBillServiceImpl implements DailyCheckBillService {
         historyDailyDeviceBillService.batchSave(historyDeviceBillList);
     }
 
+    public static void main(String[] args) {
+        String a = "";
+        String[] split = a.split(",");
+        for (int i = 0; i < split.length; i++) {
+            System.out.println("split = " + split[i]);
+        }
+        System.out.println("split = " + split.length);
+    }
+
 }