경고메시지 출력

    /**
     * alert로  메세지를 출력한다.
     *
     */
    public static void htmlPrint(HttpServletResponse response, String message, String pageURL) throws IOException {
        response.setContentType("text/html; charset=UTF-8");
        PrintWriter out = response.getWriter();
        out.println("<script type=\"text/javaScript\" language=\"javascript\">");
        out.println("alert('" + message + "');");
        out.println("location.replace('" + pageURL + "')");
        out.println("</script>");

    }