ExampleApplication.java 文件源码

private static DatagramChannel multicastListener(final InetAddress address, final int port) throws IOException
{
    final NetworkInterface networkInterface = getMulticastCapableNetworkInterface();
    final DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET);
    channel.bind(new InetSocketAddress(address, port));
    channel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
    channel.setOption(StandardSocketOptions.IP_MULTICAST_IF, networkInterface);
    channel.join(address, networkInterface);

    return channel;
}