public Future<Void> start(final int port) {
        final ChannelFuture channelFuture = this.bootstrap.bind(port);
        this.allChannels.add(channelFuture.channel());

        return channelFuture;
    }
public Future < Void > start ( final int port ) { final ChannelFuture channelFuture = this . bootstrap . bind ( port ) ; this . allChannels . add ( channelFuture . channel ( ) ) ; return channelFuture ; }
Starts this mock server and listens for traffic on the given port.

@param port the port to which this server should bind

@return a {@code Future} that will succeed when the server has bound to the given port and is ready to accept
traffic