diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/ServletUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/ServletUtils.java
index d67b246..1cbf72f 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/ServletUtils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/ServletUtils.java
@@ -1,12 +1,16 @@
 package com.ruoyi.common.utils;
 
 import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpSession;
 import org.springframework.web.context.request.RequestAttributes;
 import org.springframework.web.context.request.RequestContextHolder;
 import org.springframework.web.context.request.ServletRequestAttributes;
+import com.ruoyi.common.constant.Constants;
 import com.ruoyi.common.core.text.Convert;
 
 /**
@@ -143,4 +147,40 @@ public class ServletUtils
         String ajax = request.getParameter("__ajax");
         return StringUtils.inStringIgnoreCase(ajax, "json", "xml");
     }
+
+    /**
+     * 内容编码
+     * 
+     * @param str 内容
+     * @return 编码后的内容
+     */
+    public static String urlEncode(String str)
+    {
+        try
+        {
+            return URLEncoder.encode(str, Constants.UTF8);
+        }
+        catch (UnsupportedEncodingException e)
+        {
+            return StringUtils.EMPTY;
+        }
+    }
+
+    /**
+     * 内容解码
+     * 
+     * @param str 内容
+     * @return 解码后的内容
+     */
+    public static String urlDecode(String str)
+    {
+        try
+        {
+            return URLDecoder.decode(str, Constants.UTF8);
+        }
+        catch (UnsupportedEncodingException e)
+        {
+            return StringUtils.EMPTY;
+        }
+    }
 }
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
index 79bf647..4652a29 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
@@ -193,7 +193,6 @@ public class FileUploadUtils
                 throw new InvalidExtensionException(allowedExtension, extension, fileName);
             }
         }
-
     }
 
     /**