Method changeFile_new

src/main/java/cn/hellohao/utils/SetFiles.java:53–66

(MultipartFile multipartFile)

    // 转换文件方法
    public static File changeFile_new(MultipartFile multipartFile) {
        String fileName = multipartFile.getOriginalFilename();//getOriginalFilename
        String prefix = fileName.substring(fileName.lastIndexOf("."));
        // todo 修改临时文件文件名
        File file = null;
        try {
            String new_FileName = System.getProperty("java.io.tmpdir")+"hellohao_tmp_upload"+File.separator+fileName;
            file = new File(new_FileName);
            FileUtils.copyInputStreamToFile(multipartFile.getInputStream(), file);
        } catch (IOException e) {
            logger.error("SetFiles.changeFile_new", e);
        }
        return file;
    }

    //文件大小单位转换
    public static String readableFileSize(long fileS) {