public ActionForward chooseAgreementPostBack(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
HttpServletResponse response) {
ExecutionDegreeBean executionDegreeBean =
(ExecutionDegreeBean) RenderUtils.getViewState("executionDegree").getMetaObject().getObject();
IngressionInformationBean ingressionInformationBean =
(IngressionInformationBean) RenderUtils.getViewState("chooseIngression").getMetaObject().getObject();
ingressionInformationBean.clearIngressionAndEntryPhase();
RenderUtils.invalidateViewState();
request.setAttribute("executionDegreeBean", executionDegreeBean);
request.setAttribute("ingressionInformationBean", ingressionInformationBean);
if (ingressionInformationBean.getRegistrationProtocol() != null
&& !ingressionInformationBean.getRegistrationProtocol().isEnrolmentByStudentAllowed()) {
request.setAttribute("choosePersonBean", new ChoosePersonBean());
}
return mapping.findForward("chooseNewStudentExecutionDegreeAndIdentification");
}