protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        
        String ud = request.getParameter("u");
        
        try (PrintWriter out = response.getWriter()) {
            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet RemoverUserServlet</title>");
            out.println("<link rel=\"stylesheet\" href=\"css/style.css\"/>");
            out.println("</head>");
            out.println("<body>");
            if (ud == null) {
                out.println("<h1>No Way Jose</h1>");            
            } else {
                User u = new User();
                u.setId(Long.parseLong(ud));
                ufl.remove(u);
                response.sendRedirect("listuser");
            }
            out.println("</body>");
            out.println("</html>");
        }
    }