使用springmvc上传图片报错already exists and could not deleted

使用springmvc上传图片报错，第二次上传同名文件会报图片already exists and could not deleted
File targetFile = new File(path, changName);
if(!targetFile.exists()){
targetFile.mkdirs();
}
file.transferTo(targetFile);

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推荐你使用MultipartHttpServletRequest这种方式获取附件信息