!445 文件上传兼容Weblogic环境

Merge pull request !445 from yaoozu/master

 package com.ruoyi.common.utils.file;
 package com.ruoyi.common.utils.file;
 
 
-import java.io.File;
-import java.io.IOException;
-import java.util.Objects;
-import org.apache.commons.io.FilenameUtils;
-import org.springframework.web.multipart.MultipartFile;
 import com.ruoyi.common.config.RuoYiConfig;
 import com.ruoyi.common.config.RuoYiConfig;
 import com.ruoyi.common.constant.Constants;
 import com.ruoyi.common.constant.Constants;
 import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
 import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
@@ -13,6 +8,13 @@ import com.ruoyi.common.exception.file.InvalidExtensionException;
 import com.ruoyi.common.utils.DateUtils;
 import com.ruoyi.common.utils.DateUtils;
 import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.uuid.Seq;
 import com.ruoyi.common.utils.uuid.Seq;
+import org.apache.commons.io.FilenameUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Paths;
+import java.util.Objects;
 
 
 /**
 /**
  * 文件上传工具类
  * 文件上传工具类
@@ -111,8 +113,8 @@ public class FileUploadUtils
 
 
         String fileName = extractFilename(file);
         String fileName = extractFilename(file);
 
 
-        File desc = getAbsoluteFile(baseDir, fileName);
-        file.transferTo(desc);
+        String absPath = getAbsoluteFile(baseDir, fileName).getAbsolutePath();
+        file.transferTo(Paths.get(absPath));
         return getPathFileName(baseDir, fileName);
         return getPathFileName(baseDir, fileName);
     }
     }