saveMessages(request, actionMessages);
if (!actionMessages.isEmpty()) { saveMessages(request, actionMessages); }
    public ActionForward execute(ActionMapping mapping, ActionForm actionForm,            HttpServletRequest request, HttpServletResponse response) throws Exception {        final ActionMessages actionMessages = new ActionMessages();        request.setAttribute(ACTION_MESSAGES_REQUEST_KEY, actionMessages);        final ActionForward actionForward = super.execute(mapping, actionForm, request, response);        saveMessages(request, actionMessages);        return actionForward;    }