SessionUtils.validSessionVerification(request, mapping);
  public ActionForward execute(ActionMapping mapping, ActionForm form,                                HttpServletRequest request,                                HttpServletResponse response)      throws Exception {   	DynaActionForm editarAulaForm = (DynaActionForm) form;        HttpSession sessao = request.getSession(false);    if (sessao != null) {    	      DynaActionForm manipularAulasForm = (DynaActionForm) sessao.getAttribute("manipularAulasForm");          Integer indexAula = (Integer) manipularAulasForm.get("indexAula");      ArrayList infoAulas = (ArrayList) sessao.getAttribute("listaAulas");      InfoLesson infoAula = (InfoLesson) infoAulas.get(indexAula.intValue());      	  //sessao.removeAttribute("indexAula");	  sessao.setAttribute("infoAula", infoAula);		  editarAulaForm.set("diaSemana", String.valueOf(infoAula.getDiaSemana().getDiaSemana().intValue()));	  editarAulaForm.set("horaInicio", String.valueOf(infoAula.getInicio().get(Calendar.HOUR_OF_DAY)));	  editarAulaForm.set("minutosInicio", String.valueOf(infoAula.getInicio().get(Calendar.MINUTE)));	  editarAulaForm.set("horaFim", String.valueOf(infoAula.getFim().get(Calendar.HOUR_OF_DAY)));	  editarAulaForm.set("minutosFim", String.valueOf(infoAula.getFim().get(Calendar.MINUTE)));	  editarAulaForm.set("tipoAula", String.valueOf(infoAula.getTipo().getTipo().intValue()));	  editarAulaForm.set("nomeSala", infoAula.getInfoSala().getNome());      return mapping.findForward("Sucesso");    } else      throw new Exception();  // nao ocorre... pedido passa pelo filtro Autorizacao   }