public SelectItem[] getItemsAvailableSelectOne() {
   return JsfUtil.getSelectItems(ejbFacade.findAll(), true);
 }
 public Oferta getOferta(java.lang.Integer id) {
   return ejbFacade.find(id);
 }
 public SelectItem[] getItemsAvailableSelectMany() {
   return JsfUtil.getSelectItems(ejbFacade.findAll(), false);
 }