public function getStudentAchievementsJoinAcademicCalendar($criteria = null, $con = null) { include_once 'lib/model/om/BaseStudentAchievementPeer.php'; if ($criteria === null) { $criteria = new Criteria(); } elseif ($criteria instanceof Criteria) { $criteria = clone $criteria; } if ($this->collStudentAchievements === null) { if ($this->isNew()) { $this->collStudentAchievements = array(); } else { $criteria->add(StudentAchievementPeer::CLASS_GROUP_ID, $this->getId()); $this->collStudentAchievements = StudentAchievementPeer::doSelectJoinAcademicCalendar($criteria, $con); } } else { $criteria->add(StudentAchievementPeer::CLASS_GROUP_ID, $this->getId()); if (!isset($this->lastStudentAchievementCriteria) || !$this->lastStudentAchievementCriteria->equals($criteria)) { $this->collStudentAchievements = StudentAchievementPeer::doSelectJoinAcademicCalendar($criteria, $con); } } $this->lastStudentAchievementCriteria = $criteria; return $this->collStudentAchievements; }