/**
  * Filter the query by a related \Diaporamas\Model\DiaporamaI18n object
  *
  * @param \Diaporamas\Model\DiaporamaI18n|ObjectCollection $diaporamaI18n  the related object to use as filter
  * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL
  *
  * @return ChildDiaporamaQuery The current query, for fluid interface
  */
 public function filterByDiaporamaI18n($diaporamaI18n, $comparison = null)
 {
     if ($diaporamaI18n instanceof \Diaporamas\Model\DiaporamaI18n) {
         return $this->addUsingAlias(DiaporamaTableMap::ID, $diaporamaI18n->getId(), $comparison);
     } elseif ($diaporamaI18n instanceof ObjectCollection) {
         return $this->useDiaporamaI18nQuery()->filterByPrimaryKeys($diaporamaI18n->getPrimaryKeys())->endUse();
     } else {
         throw new PropelException('filterByDiaporamaI18n() only accepts arguments of type \\Diaporamas\\Model\\DiaporamaI18n or Collection');
     }
 }