From 397971378357db417763bd388c25cdeeaed5d33c Mon Sep 17 00:00:00 2001
From: RuoYi <yzz_ivy@163.com>
Date: Fri, 17 Apr 2026 14:47:43 +0800
Subject: [PATCH] 用户密码支持自定义配置规则

---
 ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ServletUtils.java |   73 +++++++++++++++++++++++++++---------
 1 files changed, 54 insertions(+), 19 deletions(-)

diff --git a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ServletUtils.java b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ServletUtils.java
index 1142e41..377d465 100644
--- a/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ServletUtils.java
+++ b/ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ServletUtils.java
@@ -4,21 +4,24 @@
 import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
 import java.net.URLEncoder;
+import java.util.Collections;
 import java.util.Enumeration;
-import java.util.LinkedHashMap;
+import java.util.HashMap;
 import java.util.Map;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import javax.servlet.http.HttpSession;
+import jakarta.servlet.ServletRequest;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
 import org.springframework.core.io.buffer.DataBuffer;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.server.reactive.ServerHttpResponse;
+import org.springframework.util.LinkedCaseInsensitiveMap;
 import org.springframework.web.context.request.RequestAttributes;
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
-import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson2.JSON;
 import com.ruoyi.common.core.constant.Constants;
 import com.ruoyi.common.core.domain.R;
 import com.ruoyi.common.core.text.Convert;
@@ -80,6 +83,34 @@
     }
 
     /**
+     * 获得所有请求参数
+     *
+     * @param request 请求对象{@link ServletRequest}
+     * @return Map
+     */
+    public static Map<String, String[]> getParams(ServletRequest request)
+    {
+        final Map<String, String[]> map = request.getParameterMap();
+        return Collections.unmodifiableMap(map);
+    }
+
+    /**
+     * 获得所有请求参数
+     *
+     * @param request 请求对象{@link ServletRequest}
+     * @return Map
+     */
+    public static Map<String, String> getParamMap(ServletRequest request)
+    {
+        Map<String, String> params = new HashMap<>();
+        for (Map.Entry<String, String[]> entry : getParams(request).entrySet())
+        {
+            params.put(entry.getKey(), StringUtils.join(entry.getValue(), ","));
+        }
+        return params;
+    }
+
+    /**
      * 获取request
      */
     public static HttpServletRequest getRequest()
@@ -130,9 +161,19 @@
         }
     }
 
+    public static String getHeader(HttpServletRequest request, String name)
+    {
+        String value = request.getHeader(name);
+        if (StringUtils.isEmpty(value))
+        {
+            return StringUtils.EMPTY;
+        }
+        return urlDecode(value);
+    }
+
     public static Map<String, String> getHeaders(HttpServletRequest request)
     {
-        Map<String, String> map = new LinkedHashMap<>();
+        Map<String, String> map = new LinkedCaseInsensitiveMap<>();
         Enumeration<String> enumeration = request.getHeaderNames();
         if (enumeration != null)
         {
@@ -151,9 +192,8 @@
      * 
      * @param response 渲染对象
      * @param string 待渲染的字符串
-     * @return null
      */
-    public static String renderString(HttpServletResponse response, String string)
+    public static void renderString(HttpServletResponse response, String string)
     {
         try
         {
@@ -166,7 +206,6 @@
         {
             e.printStackTrace();
         }
-        return null;
     }
 
     /**
@@ -177,13 +216,13 @@
     public static boolean isAjaxRequest(HttpServletRequest request)
     {
         String accept = request.getHeader("accept");
-        if (accept != null && accept.indexOf("application/json") != -1)
+        if (accept != null && accept.contains("application/json"))
         {
             return true;
         }
 
         String xRequestedWith = request.getHeader("X-Requested-With");
-        if (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1)
+        if (xRequestedWith != null && xRequestedWith.contains("XMLHttpRequest"))
         {
             return true;
         }
@@ -195,11 +234,7 @@
         }
 
         String ajax = request.getParameter("__ajax");
-        if (StringUtils.inStringIgnoreCase(ajax, "json", "xml"))
-        {
-            return true;
-        }
-        return false;
+        return StringUtils.inStringIgnoreCase(ajax, "json", "xml");
     }
 
     /**
@@ -216,7 +251,7 @@
         }
         catch (UnsupportedEncodingException e)
         {
-            return "";
+            return StringUtils.EMPTY;
         }
     }
 
@@ -234,7 +269,7 @@
         }
         catch (UnsupportedEncodingException e)
         {
-            return "";
+            return StringUtils.EMPTY;
         }
     }
 
@@ -292,7 +327,7 @@
         response.setStatusCode(status);
         response.getHeaders().add(HttpHeaders.CONTENT_TYPE, contentType);
         R<?> result = R.fail(code, value.toString());
-        DataBuffer dataBuffer = response.bufferFactory().wrap(JSONObject.toJSONString(result).getBytes());
+        DataBuffer dataBuffer = response.bufferFactory().wrap(JSON.toJSONString(result).getBytes());
         return response.writeWith(Mono.just(dataBuffer));
     }
 }

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