private function _getPage($ids)
    {
        $object = $this->_pager['object'];
        $method = $this->_pager['method'];
        $methodArgs = [];
        foreach ($this->_pager['methodArgs'] as $arg) {
            array_push($methodArgs, $arg);
        }
        array_push($methodArgs, $ids);

        return call_user_func_array(
            [$object, $method],
            $methodArgs
        );
    }