public function has($module, $name, &$position = false)
    {
        foreach ($this->data as $index => $row) {
            if ($row[ConstProviderInterface::CONFIG_PARAM_MODULE] == $module && $row[ConstProviderInterface::CONFIG_PARAM_NAME] == $name) {
                if ($position !== false) {
                    $position = $index;
                }

                return true;
            }
        }

        return false;
    }