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/**
     * 商品详情页
     * 
     * @param orf
     * @param req
     * @param resp
     * @throws ServletException
     * @throws IOException
     */
    @RequestMapping("/productinfo.jhtml")
    public void productInfo(BuyerOrderInfoForm orf, HttpServletRequest req,
            HttpServletResponse resp) throws ServletException, IOException {
        req.getRequestDispatcher("/buyer/order/productinfo.jsp").forward(req,
                resp);
    }