/** * Add track. * * @param Track $track * * @return Album */ public function addTrack(Track $track) { $track->setAlbum($this)->setArtist($this->getArtist())->setLabel($this->getLabel())->setManufacturer($this->getManufacturer())->setPublisher($this->getPublisher())->setReleaseDate($this->getReleaseDate())->setStudio($this->getStudio()); $this->tracks[] = $track; return $this; }