一个关于jspSmartUpload的问题，请GS指点！

Question

可是页面无法接受我传过去的值啊
su.getRequest.getParameter("xx")
不行，我又该怎么办呢？

Answer 1

jspSmartUpload的下载好像有点问题，你最好自己写一个下载

Answer 2

/**
     * 文件下载
     * @param request
     * @param response
     * @throws IOException
     * @throws ServletException
     */    protected void updateDownload(HttpServletRequest request,
                                  HttpServletResponse response) throws
        IOException, ServletException {
        try {
           int num = 0;
            String postfix = "";
            String errMsg = "";
            String linkStr = "";
            String filePath1 = "";
            ExtendString T = new ExtendString();
            String flag = request.getParameter("flag");
            String filePath = request.getParameter("filePath");
            String fileName = request.getParameter("fileName");
            filePath1 = T.CS(filePath);            //处理文件名
            num = filePath.lastIndexOf(".");
            postfix = filePath.substring(num);
            fileName = fileName + postfix;            //下载文件
            response.reset();
            response.setContentType("bin");
            response.setHeader("Content-Disposition",
                               "attachment; filename=\"" + fileName +
                               "\"");            ServletOutputStream out = response.getOutputStream();
            java.io.File ffile = new java.io.File(request.getRealPath(filePath1));
            if (!ffile.exists()) {
                errMsg = URLEncoder.encode("系统找不到该文件！", "GBK");
                linkStr = "/error/Error.jsp?errMsg=" + errMsg;
                this.forward(linkStr, request, response);
                return;
            }            InputStream inStream = new FileInputStream(ffile);            //循环取出流中的数据
            byte[] b = new byte[1024];
            int len;
            while ( (len = inStream.read(b)) > 0) {
                out.write(b, 0, len);
            }
            out.close();
            inStream.close();
        }
        catch (Exception ex) {
            ex.printStackTrace();
            this.exceptionError(request, response);
        }
    }