public function getSortPath($route, $column, $order, $extraParams = array())
    {
        $params = array(
            $this->getActionParameterName() => $this->getSortActionParameterName(),
            $this->getDatagridParameterName() => $this->getName(),
            $this->getSortColumnParameterName() => $column,
            $this->getSortOrderParameterName() => $order,
        );
        return $this->container->get('router')->generate($route, array_merge($params, $extraParams));
    }