diff --git a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/config/sign/util/HttpUtils.java b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/config/sign/util/HttpUtils.java
index 4daed574..6daabd25 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/config/sign/util/HttpUtils.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/config/sign/util/HttpUtils.java
@@ -1,8 +1,8 @@
 package com.jero.config.sign.util;
 
-import com.alibaba.fastjson.JSONObject;
-import lombok.extern.slf4j.Slf4j;
+import com.alibaba.fastjson.JSON;
 import com.jero.common.util.oConvertUtils;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpMethod;
 
 import javax.servlet.http.HttpServletRequest;
@@ -11,10 +11,7 @@ import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.SortedMap;
-import java.util.TreeMap;
+import java.util.*;
 
 /**
  * http 工具类 获取请求中的参数
@@ -25,6 +22,10 @@ import java.util.TreeMap;
 @Slf4j
 public class HttpUtils {
 
+    private HttpUtils(){
+
+    }
+
     /**
      * 将URL的参数和body参数合并
      *
@@ -41,7 +42,7 @@ public class HttpUtils {
             log.info(" pathVariable: {}",pathVariable);
             String deString = URLDecoder.decode(pathVariable, "UTF-8");
             log.info(" pathVariable decode: {}",deString);
-            result.put(SignUtil.xPathVariable, deString);
+            result.put(SignUtil.X_PATH_VARIABLE, deString);
         }
         // 获取URL上的参数
         Map<String, String> urlParams = getUrlParams(request);
@@ -79,7 +80,7 @@ public class HttpUtils {
             log.info(" pathVariable: {}",pathVariable);
             String deString = URLDecoder.decode(pathVariable, "UTF-8");
             log.info(" pathVariable decode: {}",deString);
-            result.put(SignUtil.xPathVariable, deString);
+            result.put(SignUtil.X_PATH_VARIABLE, deString);
         }
         // 获取URL上的参数
         Map<String, String> urlParams = getUrlParams(queryString);
@@ -105,8 +106,9 @@ public class HttpUtils {
      *
      * @date 15:04 20210621
      * @param request
+     * @return
      */
-    public static Map<String, String> getAllRequestParam(final HttpServletRequest request) throws IOException {
+    public static Map getAllRequestParam(final HttpServletRequest request) throws IOException {
 
         BufferedReader reader = new BufferedReader(new InputStreamReader(request.getInputStream()));
         String str = "";
@@ -116,7 +118,7 @@ public class HttpUtils {
             wholeStr.append(str);
         }
         // 转化成json对象
-        return JSONObject.parseObject(wholeStr.toString(), Map.class);
+        return JSON.parseObject(wholeStr.toString(), Map.class);
     }
 
     /**
@@ -125,13 +127,13 @@ public class HttpUtils {
      * @date 15:04 20210621
      * @param body
      */
-    public static Map<String, String> getAllRequestParam(final byte[] body) throws IOException {
+    public static Map<String, String> getAllRequestParam(final byte[] body){
         if(body==null){
-            return null;
+            return Collections.emptyMap();
         }
         String wholeStr = new String(body);
         // 转化成json对象
-        return JSONObject.parseObject(wholeStr.toString(), Map.class);
+        return JSON.parseObject(wholeStr, Map.class);
     }
 
     /**
@@ -160,7 +162,7 @@ public class HttpUtils {
 
     /**
      * 将URL请求参数转换成Map
-     * 
+     *
      * @param queryString
      */
     public static Map<String, String> getUrlParams(String queryString) {
@@ -181,4 +183,4 @@ public class HttpUtils {
         }
         return result;
     }
-}
\ No newline at end of file
+}