SsdpChannel.java 文件源码

private DatagramChannel createChannel(NetworkInterface networkIf, InetSocketAddress address, SsdpSelector selector)
        throws IOException {
    DatagramChannel channel = DatagramChannel.open(StandardProtocolFamily.INET)
            .setOption(StandardSocketOptions.SO_REUSEADDR, true)
            .bind(address)
            .setOption(StandardSocketOptions.IP_MULTICAST_IF, networkIf);
    channel.join(SSDP_MCAST_ADDRESS.getAddress(), networkIf);
    channel.configureBlocking(false);
    selector.register(this, channel);
    return channel;
}