public function chown($username) {

		if(false === is_string($username)) {
			return trigger_error(sprintf('Argument 1 passed to %s() must be of the type string, "%s" given', __METHOD__, gettype($username)), E_USER_ERROR);
		}

		if(false !== $this -> directory -> getExists()) {
			return chown($this -> directory -> getPath(), $username);
		}

		return false;
	}