/**
  * Filter the query by a related Expedientegasto object
  *
  * @param   Expedientegasto|PropelObjectCollection $expedientegasto  the related object to use as filter
  * @param     string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
  *
  * @return                 GastofacturacionQuery The current query, for fluid interface
  * @throws PropelException - if the provided filter is invalid.
  */
 public function filterByExpedientegasto($expedientegasto, $comparison = null)
 {
     if ($expedientegasto instanceof Expedientegasto) {
         return $this->addUsingAlias(GastofacturacionPeer::IDGASTOFACTURACION, $expedientegasto->getIdgastofacturacion(), $comparison);
     } elseif ($expedientegasto instanceof PropelObjectCollection) {
         return $this->useExpedientegastoQuery()->filterByPrimaryKeys($expedientegasto->getPrimaryKeys())->endUse();
     } else {
         throw new PropelException('filterByExpedientegasto() only accepts arguments of type Expedientegasto or PropelCollection');
     }
 }
 /**
  * Filter the query by a related Gastofacturacion object
  *
  * @param   Gastofacturacion|PropelObjectCollection $gastofacturacion The related object(s) to use as filter
  * @param     string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
  *
  * @return                 ExpedientegastoQuery The current query, for fluid interface
  * @throws PropelException - if the provided filter is invalid.
  */
 public function filterByGastofacturacion($gastofacturacion, $comparison = null)
 {
     if ($gastofacturacion instanceof Gastofacturacion) {
         return $this->addUsingAlias(ExpedientegastoPeer::IDGASTOFACTURACION, $gastofacturacion->getIdgastofacturacion(), $comparison);
     } elseif ($gastofacturacion instanceof PropelObjectCollection) {
         if (null === $comparison) {
             $comparison = Criteria::IN;
         }
         return $this->addUsingAlias(ExpedientegastoPeer::IDGASTOFACTURACION, $gastofacturacion->toKeyValue('PrimaryKey', 'Idgastofacturacion'), $comparison);
     } else {
         throw new PropelException('filterByGastofacturacion() only accepts arguments of type Gastofacturacion or PropelCollection');
     }
 }