diff --git a/manager/src/main/java/org/dromara/hertzbeat/manager/controller/MonitorsController.java b/manager/src/main/java/org/dromara/hertzbeat/manager/controller/MonitorsController.java
index 81c0b1e84b1..be76d877908 100644
--- a/manager/src/main/java/org/dromara/hertzbeat/manager/controller/MonitorsController.java
+++ b/manager/src/main/java/org/dromara/hertzbeat/manager/controller/MonitorsController.java
@@ -29,6 +29,7 @@
 import org.springframework.data.domain.Sort;
 import org.springframework.data.jpa.domain.Specification;
 import org.springframework.http.ResponseEntity;
+import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -80,7 +81,7 @@ public ResponseEntity<Message<Page<Monitor>>> getMonitors(
                 }
                 andList.add(inPredicate);
             }
-            if (app != null && !app.chars().allMatch(Character::isSpaceChar)) {
+            if (StringUtils.hasText(app)) {
                 Predicate predicateApp = criteriaBuilder.equal(root.get("app"), app);
                 andList.add(predicateApp);
             }
@@ -92,11 +93,11 @@ public ResponseEntity<Message<Page<Monitor>>> getMonitors(
             Predicate andPredicate = criteriaBuilder.and(andList.toArray(andPredicates));
 
             List<Predicate> orList = new ArrayList<>();
-            if (host != null && !host.chars().allMatch(Character::isSpaceChar)) {
+            if (StringUtils.hasText(host)) {
                 Predicate predicateHost = criteriaBuilder.like(root.get("host"), "%" + host + "%");
                 orList.add(predicateHost);
             }
-            if (name != null && !name.chars().allMatch(Character::isSpaceChar)) {
+            if (StringUtils.hasText(name)) {
                 Predicate predicateName = criteriaBuilder.like(root.get("name"), "%" + name + "%");
                 orList.add(predicateName);
             }
diff --git a/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/AppServiceImpl.java b/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/AppServiceImpl.java
index e4623820dd7..26e53a2688e 100644
--- a/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/AppServiceImpl.java
+++ b/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/AppServiceImpl.java
@@ -69,7 +69,7 @@ public class AppServiceImpl implements AppService, CommandLineRunner {
 
     @Override
     public List<ParamDefine> getAppParamDefines(String app) {
-        if (app == null || app.chars().allMatch(Character::isSpaceChar)) {
+        if (!StringUtils.hasText(app)) {
             return Collections.emptyList();
         }
         Job appDefine = appDefines.get(app.toLowerCase());
@@ -82,7 +82,7 @@ public List<ParamDefine> getAppParamDefines(String app) {
 
     @Override
     public Job getAppDefine(String app) throws IllegalArgumentException {
-        if (app == null || app.chars().allMatch(Character::isSpaceChar)) {
+        if (!StringUtils.hasText(app)) {
             throw new IllegalArgumentException("The app can not null.");
         }
         Job appDefine = appDefines.get(app.toLowerCase());
diff --git a/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/MonitorServiceImpl.java b/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/MonitorServiceImpl.java
index 5b99030189a..070f84871e4 100644
--- a/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/MonitorServiceImpl.java
+++ b/manager/src/main/java/org/dromara/hertzbeat/manager/service/impl/MonitorServiceImpl.java
@@ -46,6 +46,7 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
+import org.springframework.util.StringUtils;
 
 import java.time.LocalDateTime;
 import java.util.*;
@@ -273,7 +274,7 @@ public void validate(MonitorDto monitorDto, Boolean isModify) throws IllegalArgu
                             param.setType(CommonConstants.PARAM_TYPE_NUMBER);
                             break;
                         case "textarea":
-                            if (param.getValue().chars().allMatch(Character::isSpaceChar)){
+                            if (StringUtils.hasText(param.getValue())){
                             throw new IllegalArgumentException("Params field " + field + " type "
                                     + paramDefine.getType() + " over limit " + param.getValue());
                         }