public function getSubjectPrereqsRelatedBySubaccalJoinGradeConversion($criteria = null, $con = null) { include_once 'lib/model/om/BaseSubjectPrereqPeer.php'; if ($criteria === null) { $criteria = new Criteria(); } elseif ($criteria instanceof Criteria) { $criteria = clone $criteria; } if ($this->collSubjectPrereqsRelatedBySubaccal === null) { if ($this->isNew()) { $this->collSubjectPrereqsRelatedBySubaccal = array(); } else { $criteria->add(SubjectPrereqPeer::SUBACCAL, $this->getId()); $this->collSubjectPrereqsRelatedBySubaccal = SubjectPrereqPeer::doSelectJoinGradeConversion($criteria, $con); } } else { $criteria->add(SubjectPrereqPeer::SUBACCAL, $this->getId()); if (!isset($this->lastSubjectPrereqRelatedBySubaccalCriteria) || !$this->lastSubjectPrereqRelatedBySubaccalCriteria->equals($criteria)) { $this->collSubjectPrereqsRelatedBySubaccal = SubjectPrereqPeer::doSelectJoinGradeConversion($criteria, $con); } } $this->lastSubjectPrereqRelatedBySubaccalCriteria = $criteria; return $this->collSubjectPrereqsRelatedBySubaccal; }