protected function &getReadArray()
    {
        $readArray = array();
        $readArray[] = $this->socket->getRawSocket();
        foreach ($this->clients as $client) {
            if ($client->getState() < Net_Notifier_WebSocket_Connection::STATE_CLOSED) {
                $readArray[] = $client->getSocket()->getRawSocket();
            }
        }

        return $readArray;
    }