通过Cookies解释购物车实例

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		request.setCharacterEncoding("utf-8");
		response.setCharacterEncoding("utf-8");
		response.setContentType("text/html;charset=utf-8");
		String name=request.getParameter("uname");   //获取客户端信息
		Cookie cookie=new Cookie("name", name);//实例化Cookie对象
		cookie.setMaxAge(600);                 //设置客户端浏览器Cookie存在时长，若无，则表示关闭浏览器cookie释放
		response.addCookie(cookie);   添加实例cookies至浏览器的cookies文件空间
	}