@Override
protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
Client client = CH.getOptional(getDao(), Client.class, request.getParameter("client"));
WorkType type = CH.getOptional(getDao(), WorkType.class, request.getParameter("type"));
Lpu lpu = CH.getOptional(getDao(), Lpu.class, request.getParameter("lpu"));
if (client == null) {
return IncomingParamsValidator.redirectTo("/reception/index.htm", client, type, lpu, null);
} else if (lpu == null && type == null) {
return IncomingParamsValidator.redirectTo("/reception/work.htm", client, type, lpu, null);