try {
Map params = new HashMap();
params.put(ParamsConst.ID, event.getId().toString());
params.put(ParamsConst.TRANSACTION_CONTROL, Boolean.FALSE);
GetEventService getEventService = new GetEventService();
Transaction transaction = getEventService.getSession()
.beginTransaction();
params.put(ParamsConst.TRANSACTION_CONTROL, Boolean.FALSE);
Map result = getEventService.execute(params);
event = (Event) result.get(ParamsConst.ENTITY);
if ((event != null) && (isAvaiable())) {
Set relations = event.getRelationsAvaiable();
transaction.commit();