public function getVClassGroupsRelatedByParentJoinDepartment($criteria = null, $con = null) { include_once 'lib/model/om/BaseVClassGroupPeer.php'; if ($criteria === null) { $criteria = new Criteria(); } elseif ($criteria instanceof Criteria) { $criteria = clone $criteria; } if ($this->collVClassGroupsRelatedByParent === null) { if ($this->isNew()) { $this->collVClassGroupsRelatedByParent = array(); } else { $criteria->add(VClassGroupPeer::PARENT, $this->getId()); $this->collVClassGroupsRelatedByParent = VClassGroupPeer::doSelectJoinDepartment($criteria, $con); } } else { $criteria->add(VClassGroupPeer::PARENT, $this->getId()); if (!isset($this->lastVClassGroupRelatedByParentCriteria) || !$this->lastVClassGroupRelatedByParentCriteria->equals($criteria)) { $this->collVClassGroupsRelatedByParent = VClassGroupPeer::doSelectJoinDepartment($criteria, $con); } } $this->lastVClassGroupRelatedByParentCriteria = $criteria; return $this->collVClassGroupsRelatedByParent; }