set(self::SNAPSHOT_ID, $_id); } public function getSnapshotId():int { return (int) $this->get(self::SNAPSHOT_ID, 0); } public function setExtractPath(string $path):void { $this->set(self::EXTRACT_PATH, $path); } public function getExtractPath():string { return $this->get(self::EXTRACT_PATH); } public function getDisplay():array { return [ self::SNAPSHOT_ID => $this->getSnapshotId(), self::EXTRACT_PATH => $this->getExtractPath(), ]; } }