From 5fcec99e6cf7e9e059729fcb30a0dc0621462591 Mon Sep 17 00:00:00 2001
From: 若依 <yzz_ivy@163.com>
Date: Tue, 18 Apr 2023 16:07:22 +0800
Subject: [PATCH] !321 解决文件输入流为可能为空的问题 Merge pull request !321 from maochd/master

---
 ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java |   26 ++++++++------------------
 1 files changed, 8 insertions(+), 18 deletions(-)

diff --git a/ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java b/ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java
index e73631a..0d4c4df 100644
--- a/ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java
+++ b/ruoyi-modules/ruoyi-file/src/main/java/com/ruoyi/file/utils/FileUploadUtils.java
@@ -6,11 +6,13 @@
 import java.util.Objects;
 import org.apache.commons.io.FilenameUtils;
 import org.springframework.web.multipart.MultipartFile;
+import com.ruoyi.common.core.exception.file.FileException;
 import com.ruoyi.common.core.exception.file.FileNameLengthLimitExceededException;
 import com.ruoyi.common.core.exception.file.FileSizeLimitExceededException;
 import com.ruoyi.common.core.exception.file.InvalidExtensionException;
 import com.ruoyi.common.core.utils.DateUtils;
 import com.ruoyi.common.core.utils.StringUtils;
+import com.ruoyi.common.core.utils.file.FileTypeUtils;
 import com.ruoyi.common.core.utils.file.MimeTypeUtils;
 import com.ruoyi.common.core.utils.uuid.Seq;
 
@@ -44,6 +46,10 @@
         try
         {
             return upload(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
+        }
+        catch (FileException fe)
+        {
+            throw new IOException(fe.getDefaultMessage(), fe);
         }
         catch (Exception e)
         {
@@ -88,7 +94,7 @@
     public static final String extractFilename(MultipartFile file)
     {
         return StringUtils.format("{}/{}_{}.{}", DateUtils.datePath(),
-                FilenameUtils.getBaseName(file.getOriginalFilename()), Seq.getId(Seq.uploadSeqType), getExtension(file));
+                FilenameUtils.getBaseName(file.getOriginalFilename()), Seq.getId(Seq.uploadSeqType), FileTypeUtils.getExtension(file));
     }
 
     private static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException
@@ -128,7 +134,7 @@
         }
 
         String fileName = file.getOriginalFilename();
-        String extension = getExtension(file);
+        String extension = FileTypeUtils.getExtension(file);
         if (allowedExtension != null && !isAllowedExtension(extension, allowedExtension))
         {
             if (allowedExtension == MimeTypeUtils.IMAGE_EXTENSION)
@@ -175,21 +181,5 @@
             }
         }
         return false;
-    }
-
-    /**
-     * 获取文件名的后缀
-     * 
-     * @param file 表单文件
-     * @return 后缀名
-     */
-    public static final String getExtension(MultipartFile file)
-    {
-        String extension = FilenameUtils.getExtension(file.getOriginalFilename());
-        if (StringUtils.isEmpty(extension))
-        {
-            extension = MimeTypeUtils.getExtension(Objects.requireNonNull(file.getContentType()));
-        }
-        return extension;
     }
 }
\ No newline at end of file

--
Gitblit v1.9.3