servlet中文乱码

后台：

//订单名称

String orderName = new String(request.getParameter("orderName").getBytes("ISO-8859-1"),"UTF-8");

//订单金额

 String orderMoney = request.getParameter("orderMoney");

 response.sendRedirect("payWay.jsp?orderName="+URLEncoder.encode(orderName, "utf-8")+"&orderMoney="+orderMoney);

前台：

String orderName = request.getParameter("orderName");

String orderMoney = request.getParameter("orderMoney");

if(orderName!=null){        

    orderName=new String(orderName.getBytes("ISO8859_1"),"UTF-8");

}