From bdde195e2b14ea674ed92b9a1b35464b9d6107f9 Mon Sep 17 00:00:00 2001
From: 若依 <yzz_ivy@163.com>
Date: 星期二, 11 五月 2021 14:19:53 +0800
Subject: [PATCH] !225 【bug修复】文件上传时出现java.nio.file.FileAlreadyExistsException Merge pull request !225 from CANYON/master

---
 ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java |   20 ++++++++------------
 1 files changed, 8 insertions(+), 12 deletions(-)

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 183f918..daa9498 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
@@ -15,7 +15,7 @@
 
 /**
  * 文件上传工具类
- * 
+ *
  * @author ruoyi
  */
 public class FileUploadUtils
@@ -89,7 +89,7 @@
      *
      * @param baseDir 相对应用的基目录
      * @param file 上传的文件
-     * @param extension 上传文件类型
+     * @param allowedExtension 上传文件类型
      * @return 返回上传成功的文件名
      * @throws FileSizeLimitExceededException 如果超出最大大小
      * @throws FileNameLengthLimitExceededException 文件名太长
@@ -130,14 +130,10 @@
     private static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException
     {
         File desc = new File(uploadDir + File.separator + fileName);
-
-        if (!desc.getParentFile().exists())
-        {
-            desc.getParentFile().mkdirs();
-        }
-        if (!desc.exists())
-        {
-            desc.createNewFile();
+        if (!desc.exists()) {
+            if (!desc.getParentFile().exists()) {
+                desc.getParentFile().mkdirs();
+            }
         }
         return desc;
     }
@@ -215,7 +211,7 @@
 
     /**
      * 获取文件名的后缀
-     * 
+     *
      * @param file 表单文件
      * @return 后缀名
      */
@@ -228,4 +224,4 @@
         }
         return extension;
     }
-}
\ No newline at end of file
+}

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