springboot通过流的方式上传文件

yml文件路径配置

file:
  path: /home/

代码

        File dir = new File(path);
        if (!dir.exists() && !dir.isDirectory()) {
            dir.mkdirs();
        }
        try {
            byte[] bytes = multipartFile.getBytes();
            File uploadFile = new File(path + "/" + fileName);
            FileOutputStream fos  = new FileOutputStream(uploadFile);
            BufferedOutputStream bos = new BufferedOutputStream(fos);
            bos.write(bytes);
            bos.flush();
            bos.close();
            fos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }