<?php

namespace Ratchet;

use Ratchet\Wamp\WampServerInterface;
use Ratchet\WebSocket\WsServerInterface;

class NullComponent implements MessageComponentInterface, WsServerInterface, WampServerInterface
{
    public function onOpen(ConnectionInterface $conn)
    {
    }

    public function onMessage(ConnectionInterface $conn, $msg)
    {
    }

    public function onClose(ConnectionInterface $conn)
    {
    }

    public function onError(ConnectionInterface $conn, \Exception $e)
    {
    }

    public function onCall(ConnectionInterface $conn, $id, $topic, array $params)
    {
    }

    public function onSubscribe(ConnectionInterface $conn, $topic)
    {
    }

    public function onUnSubscribe(ConnectionInterface $conn, $topic)
    {
    }

    public function onPublish(ConnectionInterface $conn, $topic, $event, array $exclude = array(), array $eligible = array())
    {
    }

    public function getSubProtocols()
    {
        return array();
    }
}
