diff --git a/reasoner/udf/src/main/java/com/antgroup/openspg/reasoner/udf/builtin/udf/JsonStringGet.java b/reasoner/udf/src/main/java/com/antgroup/openspg/reasoner/udf/builtin/udf/JsonStringGet.java
index bbf3c91c..040396fe 100644
--- a/reasoner/udf/src/main/java/com/antgroup/openspg/reasoner/udf/builtin/udf/JsonStringGet.java
+++ b/reasoner/udf/src/main/java/com/antgroup/openspg/reasoner/udf/builtin/udf/JsonStringGet.java
@@ -15,12 +15,11 @@ package com.antgroup.openspg.reasoner.udf.builtin.udf;
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONPath;
+import com.alibaba.fastjson.JSONValidator;
 import com.antgroup.openspg.reasoner.udf.model.UdfDefine;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
-import com.alibaba.fastjson.JSONValidator;
-
 
 public class JsonStringGet {
 
@@ -45,10 +44,10 @@ public class JsonStringGet {
    * @return
    */
   @UdfDefine(name = "json_get", compatibleName = "UDF_JsonGet")
-  public  Object jsonStrGet(String plainJson, String jsonPath) {
+  public Object jsonStrGet(String plainJson, String jsonPath) {
     try {
       // 可能存在传入的plainJson为null的情况
-      if (plainJson == null ){
+      if (plainJson == null) {
         return "";
       }
       Object jsonObject = parseJson(plainJson);
@@ -62,7 +61,6 @@ public class JsonStringGet {
       return "";
     }
     return "";
-
   }
 
   @UdfDefine(name = "get_rdf_property")
diff --git a/reasoner/udf/src/test/java/com/antgroup/openspg/reasoner/udf/test/UdfTest.java b/reasoner/udf/src/test/java/com/antgroup/openspg/reasoner/udf/test/UdfTest.java
index 65775f40..82d0cb24 100644
--- a/reasoner/udf/src/test/java/com/antgroup/openspg/reasoner/udf/test/UdfTest.java
+++ b/reasoner/udf/src/test/java/com/antgroup/openspg/reasoner/udf/test/UdfTest.java
@@ -88,7 +88,8 @@ public class UdfTest {
   @Test
   public void testJsonGet3() {
     UdfMng mng = UdfMngFactory.getUdfMng();
-    String params = "[{\"v\": {\"v1\": \"111\", \"v2\": \"222\"}}, {\"k\": {\"k1\": \"333\", \"k2\": \"444\"}}]";
+    String params =
+        "[{\"v\": {\"v1\": \"111\", \"v2\": \"222\"}}, {\"k\": {\"k1\": \"333\", \"k2\": \"444\"}}]";
     IUdfMeta udfMeta =
         mng.getUdfMeta("json_get", Lists.newArrayList(KTString$.MODULE$, KTString$.MODULE$));
     Object rst = udfMeta.invoke(params, "$.k.k2");
@@ -98,7 +99,8 @@ public class UdfTest {
   @Test
   public void testJsonGet4() {
     UdfMng mng = UdfMngFactory.getUdfMng();
-    String params = "[{\"案由\": \"打架斗殴\", \"日期\": \"20240101\"}, {\"案由\": \"制造毒品\", \"日期\": \"20240202\"}]";
+    String params =
+        "[{\"案由\": \"打架斗殴\", \"日期\": \"20240101\"}, {\"案由\": \"制造毒品\", \"日期\": \"20240202\"}]";
     IUdfMeta udfMeta =
         mng.getUdfMeta("json_get", Lists.newArrayList(KTString$.MODULE$, KTString$.MODULE$));
     Object rst = udfMeta.invoke(params, "$[案由 rlike '(.*)毒品(.*)'].案由");