/** * Retrieve multiple objects by pkey. * * @param array $pks List of primary keys * @param PropelPDO $con the connection to use * @throws PropelException Any exceptions caught during processing will be * rethrown wrapped into a PropelException. */ public static function retrieveByPKs($pks, PropelPDO $con = null) { if ($con === null) { $con = Propel::getConnection(ResearchlineprofessorPeer::DATABASE_NAME, Propel::CONNECTION_READ); } $objs = null; if (empty($pks)) { $objs = array(); } else { $criteria = new Criteria(ResearchlineprofessorPeer::DATABASE_NAME); $criteria->add(ResearchlineprofessorPeer::ID, $pks, Criteria::IN); $objs = ResearchlineprofessorPeer::doSelect($criteria, $con); } return $objs; }
/** * If this collection has already been initialized with * an identical criteria, it returns the collection. * Otherwise if this Professor is new, it will return * an empty collection; or if this Professor has previously * been saved, it will retrieve related Researchlineprofessors from storage. * * This method is protected by default in order to keep the public * api reasonable. You can provide public methods for those you * actually need in Professor. */ public function getResearchlineprofessorsJoinResearchline($criteria = null, $con = null, $join_behavior = Criteria::LEFT_JOIN) { if ($criteria === null) { $criteria = new Criteria(ProfessorPeer::DATABASE_NAME); } elseif ($criteria instanceof Criteria) { $criteria = clone $criteria; } if ($this->collResearchlineprofessors === null) { if ($this->isNew()) { $this->collResearchlineprofessors = array(); } else { $criteria->add(ResearchlineprofessorPeer::PROFESSOR_ID, $this->id); $this->collResearchlineprofessors = ResearchlineprofessorPeer::doSelectJoinResearchline($criteria, $con, $join_behavior); } } else { // the following code is to determine if a new query is // called for. If the criteria is the same as the last // one, just return the collection. $criteria->add(ResearchlineprofessorPeer::PROFESSOR_ID, $this->id); if (!isset($this->lastResearchlineprofessorCriteria) || !$this->lastResearchlineprofessorCriteria->equals($criteria)) { $this->collResearchlineprofessors = ResearchlineprofessorPeer::doSelectJoinResearchline($criteria, $con, $join_behavior); } } $this->lastResearchlineprofessorCriteria = $criteria; return $this->collResearchlineprofessors; }
/** * Method to invalidate the instance pool of all tables related to Professor * by a foreign key with ON DELETE CASCADE */ public static function clearRelatedInstancePool() { // invalidate objects in ResearchlineprofessorPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. ResearchlineprofessorPeer::clearInstancePool(); // invalidate objects in GradeunitPeer instance pool, since one or more of them may be deleted by ON DELETE CASCADE rule. GradeunitPeer::clearInstancePool(); }
/** * Populates the object using an array. * * This is particularly useful when populating an object from one of the * request arrays (e.g. $_POST). This method goes through the column * names, checking to see whether a matching key exists in populated * array. If so the setByName() method is called for that column. * * You can specify the key type of the array by additionally passing one * of the class type constants BasePeer::TYPE_PHPNAME, BasePeer::TYPE_STUDLYPHPNAME, * BasePeer::TYPE_COLNAME, BasePeer::TYPE_FIELDNAME, BasePeer::TYPE_NUM. * The default key type is the column's phpname (e.g. 'AuthorId') * * @param array $arr An array to populate the object from. * @param string $keyType The type of keys the array uses. * @return void */ public function fromArray($arr, $keyType = BasePeer::TYPE_PHPNAME) { $keys = ResearchlineprofessorPeer::getFieldNames($keyType); if (array_key_exists($keys[0], $arr)) { $this->setProfessorId($arr[$keys[0]]); } if (array_key_exists($keys[1], $arr)) { $this->setResearchlineId($arr[$keys[1]]); } if (array_key_exists($keys[2], $arr)) { $this->setId($arr[$keys[2]]); } }