Java下载服务器文件到浏览器

Java下载服务器文件到浏览器

public static void getFile(String remoteFilePath, HttpServletResponse response) {
        URL urlfile = null;
        HttpURLConnection httpUrl = null;
        BufferedInputStream bis = null;
        BufferedOutputStream bos = null;
        response.setHeader("Content-Disposition", "inline;filename=" + UUID.randomUUID().toString() + ".zip");

        try {
            urlfile = new URL(remoteFilePath);
            httpUrl = (HttpURLConnection) urlfile.openConnection();
            httpUrl.connect();
            bis = new BufferedInputStream(httpUrl.getInputStream());
            bos = new BufferedOutputStream(response.getOutputStream());
            int len = 2048;
            byte[] b = new byte[len];
            while ((len = bis.read(b)) != -1) {
                bos.write(b, 0, len);
            }
            bos.flush();
            bis.close();
            httpUrl.disconnect();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                bis.close();
                bos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }