diff --git a/src/main/java/club/joylink/rtss/services/CommandService.java b/src/main/java/club/joylink/rtss/services/CommandService.java
index 26be58c11..7d67efd3c 100644
--- a/src/main/java/club/joylink/rtss/services/CommandService.java
+++ b/src/main/java/club/joylink/rtss/services/CommandService.java
@@ -14,6 +14,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
+import org.springframework.util.StringUtils;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -52,11 +53,11 @@ public class CommandService implements ICommandService {
         CommandDefinitionExample commandDefinitionExample = new CommandDefinitionExample();
         CommandDefinitionExample.Criteria criteria = commandDefinitionExample.createCriteria();
         //条件：线路
-        if (!lineCode.isEmpty()) {
+        if (!StringUtils.isEmpty(lineCode)) {
             criteria.andLineCodeEqualTo(lineCode);
         }
         //条件：操作对象
-        if (!queryVO.getOperateObject().isEmpty()) {
+        if (!StringUtils.isEmpty(queryVO.getOperateObject())) {
             criteria.andOperateObjectEqualTo(queryVO.getOperateObject());
 
         }
@@ -86,14 +87,14 @@ public class CommandService implements ICommandService {
 
         //条件：线路
         CommandDefinitionExample commandDefinitionExample = new CommandDefinitionExample();
-        if (!lineCode.isEmpty()) {
+        if (!StringUtils.isEmpty(lineCode)) {
             CommandDefinitionExample.Criteria criteria = commandDefinitionExample.createCriteria();
             criteria.andLineCodeEqualTo(lineCode);
-            if (!simulationRole.isEmpty()) {
+            if (!StringUtils.isEmpty(simulationRole)) {
                 //+操作对象过滤
                 criteria.andSimulationRoleEqualTo(simulationRole);
             }
-            if (!prdType.isEmpty()) {
+            if (!StringUtils.isEmpty(prdType)) {
                 criteria.andPrdTypeEqualTo(prdType);
             }