/**
  * Deletes the centro from the database. Also notifies the appropriate model listeners.
  *
  * @param centro the centro
  * @return the centro that was removed
  * @throws SystemException if a system exception occurred
  */
 @Indexable(type = IndexableType.DELETE)
 @Override
 public Centro deleteCentro(Centro centro) throws SystemException {
   return centroPersistence.remove(centro);
 }
 /**
  * Deletes the centro with the primary key from the database. Also notifies the appropriate model
  * listeners.
  *
  * @param id_centro the primary key of the centro
  * @return the centro that was removed
  * @throws PortalException if a centro with the primary key could not be found
  * @throws SystemException if a system exception occurred
  */
 @Indexable(type = IndexableType.DELETE)
 @Override
 public Centro deleteCentro(long id_centro) throws PortalException, SystemException {
   return centroPersistence.remove(id_centro);
 }