阿里云打包成zip格式，批量下载

    /**
     * 从阿里云下载文件 （以附件形式下载） 多个文件进行zip下载  第二种
     * @param request
     * @param response
     */
    @ResponseBody
    @RequestMapping(value = "/zipFilesDown", method = RequestMethod.GET)
    public void zipFilesDown(HttpServletRequest request, HttpServletResponse response){
        String userId = request.getParameter("userId");
        //阿里云基础配置
        String endpoint = OSSConstants.OSS_ENDPOINT;
        String accessKeyId = OSSConstants.OSS_ACCESS_KEY_ID;
        String accessKeySecret = OSSConstants.OSS_ACCESS_KEY_SERCRET;
        String bucketName = OSSConstants.OSS_BUCKET_NAME_ONE;
        String fileHost = OSSConstants.OSS_FILE_HOST;
        try {
            // 初始化
            OSSClient ossClient = new OSSClient(endpoint, accessKeyId, accessKeySecret);;
            String fileName = userId + ".zip";
            // 创建临时文件
            File zipFile = File.createTempFile(userId, ".zip");
            FileOutputStream f = new FileOutputStream(zipFile);

            CheckedOutputStream csum = new CheckedOutputStream(f, new Adler32());
            // 用于将数据压缩成Zip文件格式
            ZipOutputStream zos = new ZipOutputStream(csum);

            // 构造ListObjectsRequest请求。
            ListObjectsRequest listObjectsRequest = new ListObjectsRequest(bucketName);
            // 列出userId目录下的所有文件和文件夹。
            listObjectsRequest.setPrefix(fileHost + "/" + userId + "/");
            ObjectListing listing = ossClient.listObjects(listObjectsRequest);
            // 遍历所有文件。
            System.out.println("Objects:");
            for (OSSObjectSummary ossObjectSummary : listing.getObjectSummaries()) {
                System.out.println(ossObjectSummary.getKey());
                String eachFileName = ossObjectSummary.getKey().substring(ossObjectSummary.getKey().lastIndexOf("-")+1);
                // 获取Object，返回结果为OSSObject对象
                OSSObject ossObject = ossClient.getObject(bucketName, ossObjectSummary.getKey());
                // 读去Object内容  返回
                InputStream inputStream = ossObject.getObjectContent();
                // 对于每一个要被存放到压缩包的文件，都必须调用ZipOutputStream对象的putNextEntry()方法，确保压缩包里面文件不同名
                zos.putNextEntry(new ZipEntry(eachFileName));
                int bytesRead;
                // 向压缩文件中输出数据
                while((bytesRead=inputStream.read())!=-1){
                    zos.write(bytesRead);
                }
                inputStream.close();
                zos.closeEntry(); // 当前文件写完，定位为写入下一条项目
            }
            zos.close();
            String header = request.getHeader("User-Agent").toUpperCase();
            if (header.contains("MSIE") || header.contains("TRIDENT") || header.contains("EDGE")) {
                fileName = URLEncoder.encode(fileName, "utf-8");
                fileName = fileName.replace("+", "%20");    //IE下载文件名空格变+号问题
            } else {
                fileName = new String(fileName.getBytes(), "ISO8859-1");
            }
            response.reset();
            response.setContentType("text/plain");
            response.setContentType("application/octet-stream; charset=utf-8");
            response.setHeader("Location", fileName);
            response.setHeader("Cache-Control", "max-age=0");
            response.setHeader("Content-Disposition", "attachment; filename=" + fileName);

            FileInputStream fis = new FileInputStream(zipFile);
            BufferedInputStream buff = new BufferedInputStream(fis);
            BufferedOutputStream out=new BufferedOutputStream(response.getOutputStream());
            byte[] car=new byte[1024];
            int l=0;
            while (l < zipFile.length()) {
                int j = buff.read(car, 0, 1024);
                l += j;
                out.write(car, 0, j);
            }
            // 关闭流
            fis.close();
            buff.close();
            out.close();

            ossClient.shutdown();
            // 删除临时文件
            zipFile.delete();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }　

满足了自己的开发需求，本人比较偷懒省事，直接把原作者的代码copy过来记录一下。

参考原文：https://blog.****.net/m0_37844800/article/details/81068833