/** * Resets all references to other model objects or collections of model objects. * * This method is a user-space workaround for PHP's inability to garbage collect * objects with circular references (even in PHP 5.3). This is currently necessary * when using Propel in certain daemon or large-volumne/high-memory operations. * * @param boolean $deep Whether to also clear the references on all referrer objects. */ public function clearAllReferences($deep = false) { if ($deep && !$this->alreadyInClearAllReferencesDeep) { $this->alreadyInClearAllReferencesDeep = true; if ($this->aAlbum instanceof Persistent) { $this->aAlbum->clearAllReferences($deep); } $this->alreadyInClearAllReferencesDeep = false; } // if ($deep) $this->aAlbum = null; }
/** * Adds an object to the instance pool. * * Propel keeps cached copies of objects in an instance pool when they are retrieved * from the database. In some cases -- especially when you override doSelect*() * methods in your stub classes -- you may need to explicitly add objects * to the cache in order to ensure that the same objects are always returned by doSelect*() * and retrieveByPK*() calls. * * @param Album $obj A Album object. * @param string $key (optional) key to use for instance map (for performance boost if key was already calculated externally). */ public static function addInstanceToPool($obj, $key = null) { if (Propel::isInstancePoolingEnabled()) { if ($key === null) { $key = (string) $obj->getId(); } // if key === null AlbumPeer::$instances[$key] = $obj; } }
/** * Filter the query by a related Album object * * @param Album|PropelObjectCollection $album The related object(s) to use as filter * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL * * @return SongsQuery The current query, for fluid interface * @throws PropelException - if the provided filter is invalid. */ public function filterByAlbum($album, $comparison = null) { if ($album instanceof Album) { return $this->addUsingAlias(SongsPeer::ALBUM_ID, $album->getId(), $comparison); } elseif ($album instanceof PropelObjectCollection) { if (null === $comparison) { $comparison = Criteria::IN; } return $this->addUsingAlias(SongsPeer::ALBUM_ID, $album->toKeyValue('PrimaryKey', 'Id'), $comparison); } else { throw new PropelException('filterByAlbum() only accepts arguments of type Album or PropelCollection'); } }
/** * Exclude object from result * * @param Album $album Object to remove from the list of results * * @return AlbumQuery The current query, for fluid interface */ public function prune($album = null) { if ($album) { $this->addUsingAlias(AlbumPeer::ID, $album->getId(), Criteria::NOT_EQUAL); } return $this; }