public function getChildFolderByPath(array $names, $create = false)
    {
        if (count($names) === 0) {
            $result = $this;
        } else {
            $childName = array_shift($names);
            $result = $this->getChildFolderByName($childName, $create);
            if ($result !== null) {
                $result = $result->getChildFolderByPath($names, $create);
            }
        }

        return $result;
    }