public ActionForward revertConcludeCandidateSelection(final ActionMapping mapping, final ActionForm actionForm,
final HttpServletRequest request, final HttpServletResponse response) throws IOException {
final OutboundMobilityCandidacyPeriod period = getDomainObject(request, "candidacyPeriodOid");
final OutboundMobilityCandidacyContestGroup mobilityGroup = getDomainObject(request, "mobilityGroupOid");
mobilityGroup.revertConcludeCandidateSelection(period);
final OutboundMobilityContextBean outboundMobilityContextBean = new OutboundMobilityContextBean();
outboundMobilityContextBean.setCandidacyPeriodsAsList(Collections.singletonList(period));
outboundMobilityContextBean.setMobilityGroupsAsList(Collections.singletonList(mobilityGroup));