putUnavailablePeriodsOnRequest(request);
VigilantGroupBean bean = new VigilantGroupBean(); ExamCoordinator coordinator = getLoggedPerson(request).getCurrentExamCoordinator(); bean.setExamCoordinator(coordinator); String gid = request.getParameter("gid"); VigilantGroup group = (VigilantGroup) RootDomainObject.readDomainObjectByOID(VigilantGroup.class, Integer.valueOf(gid)); bean.setSelectedVigilantGroup(group); putUnavailablePeriodsOnRequest(request, group); request.setAttribute("bean",bean);
    public ActionForward deleteUnavailablePeriodOfVigilant(ActionMapping mapping, ActionForm form,            HttpServletRequest request, HttpServletResponse response) throws Exception {        deletePeriod(request);        putUnavailablePeriodsOnRequest(request);        return mapping.findForward("manageUnavailablePeriodsOfVigilants");    }