判断电信手机的访问

//电信手机访问，跳转电信页面20101101
        String xupbeartype = request.getHeader("x-up-bear-type");

        if(!Helper.isNull(xupbeartype) && (xupbeartype.equals("CDMA") || xupbeartype.equals("cdma") || xupbeartype.equals("CDMA CSD"))) {
            response.sendRedirect(megfuncdma);
        }