public function getAbsoluteUrl(array $params = array())
	{
		if ( !is_object($this->urlBuilder) ) {
			throw new PageException(
				'The url builder of a page not set, have you used @page-url annotation?',
				PageException::TYPE_MISSING_URL_BUILDER
			);
		}

		return $this->urlBuilder->build($params);
	}