Example usage for java.net StandardProtocolFamily INET6

Introduction

In this page you can find the example usage for java.net StandardProtocolFamily INET6.

Prototype

StandardProtocolFamily INET6

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Document

Internet Protocol Version 6 (IPv6)

Usage

From source file:com.offbynull.portmapper.natpmp.NatPmpController.java

/**
 * Constructs a {@link NatPmpController} object.
 * @param gatewayAddress address of router/gateway
 * @param listener a listener to listen for all NAT-PMP packets from this router
 * @throws NullPointerException if any argument is {@code null}
 * @throws IOException if problems initializing UDP channels
 *//*from   w  ww  . j a v  a  2 s.c om*/
public NatPmpController(InetAddress gatewayAddress, final NatPmpControllerListener listener)
        throws IOException {
    Validate.notNull(gatewayAddress);

    this.gateway = new InetSocketAddress(gatewayAddress, 5351);

    List<DatagramChannel> channels = new ArrayList<>(3);

    try {
        unicastChannel = DatagramChannel.open();
        unicastChannel.configureBlocking(false);
        unicastChannel.socket().bind(new InetSocketAddress(0));

        ipv4MulticastChannel = DatagramChannel.open(StandardProtocolFamily.INET);
        ipv4MulticastChannel.configureBlocking(false);
        ipv4MulticastChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
        ipv4MulticastChannel.socket().bind(new InetSocketAddress(5350));
        NetworkUtils.multicastListenOnAllIpv4InterfaceAddresses(ipv4MulticastChannel);

        ipv6MulticastChannel = DatagramChannel.open(StandardProtocolFamily.INET6);
        ipv6MulticastChannel.configureBlocking(false);
        ipv6MulticastChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
        ipv6MulticastChannel.socket().bind(new InetSocketAddress(5350));
        NetworkUtils.multicastListenOnAllIpv6InterfaceAddresses(ipv6MulticastChannel);
    } catch (IOException ioe) {
        IOUtils.closeQuietly(unicastChannel);
        IOUtils.closeQuietly(ipv4MulticastChannel);
        IOUtils.closeQuietly(ipv6MulticastChannel);
        throw ioe;
    }

    channels.add(unicastChannel);
    channels.add(ipv4MulticastChannel);
    channels.add(ipv6MulticastChannel);

    this.communicator = new UdpCommunicator(channels);
    this.communicator.startAsync().awaitRunning();

    if (listener != null) {
        this.communicator.addListener(new UdpCommunicatorListener() {

            @Override
            public void incomingPacket(InetSocketAddress sourceAddress, DatagramChannel channel,
                    ByteBuffer packet) {
                CommunicationType type;
                if (channel == unicastChannel) {
                    type = CommunicationType.UNICAST;
                } else if (channel == ipv4MulticastChannel || channel == ipv6MulticastChannel) {
                    type = CommunicationType.MULTICAST;
                } else {
                    return; // unknown, do nothing
                }

                try {
                    packet.mark();
                    listener.incomingResponse(type, new ExternalAddressNatPmpResponse(packet));
                } catch (BufferUnderflowException | IllegalArgumentException e) { // NOPMD
                    // ignore
                } finally {
                    packet.reset();
                }

                try {
                    packet.mark();
                    listener.incomingResponse(type, new UdpMappingNatPmpResponse(packet));
                } catch (BufferUnderflowException | IllegalArgumentException e) { // NOPMD
                    // ignore
                } finally {
                    packet.reset();
                }

                try {
                    packet.mark();
                    listener.incomingResponse(type, new TcpMappingNatPmpResponse(packet));
                } catch (BufferUnderflowException | IllegalArgumentException e) { // NOPMD
                    // ignore
                } finally {
                    packet.reset();
                }
            }
        });
    }
}

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From source file:com.offbynull.portmapper.pcp.PcpController.java

/**
 * Constructs a {@link PcpController} object.
 * @param random used to generate nonce values for requests
 * @param gatewayAddress address of router/gateway
 * @param selfAddress address of this machine on the interface that can talk to the router/gateway
 * @param listener a listener to listen for all PCP packets from this router
 * @throws NullPointerException if any argument is {@code null}
 * @throws IOException if problems initializing UDP channels
 *//*from ww w .  jav a  2 s . co  m*/
public PcpController(Random random, InetAddress gatewayAddress, InetAddress selfAddress,
        final PcpControllerListener listener) throws IOException {
    Validate.notNull(random);
    Validate.notNull(gatewayAddress);
    Validate.notNull(selfAddress);

    this.gateway = new InetSocketAddress(gatewayAddress, 5351);

    List<DatagramChannel> channels = new ArrayList<>(3);

    try {
        unicastChannel = DatagramChannel.open();
        unicastChannel.configureBlocking(false);
        unicastChannel.socket().bind(new InetSocketAddress(0));

        ipv4MulticastChannel = DatagramChannel.open(StandardProtocolFamily.INET);
        ipv4MulticastChannel.configureBlocking(false);
        ipv4MulticastChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
        ipv4MulticastChannel.socket().bind(new InetSocketAddress(5350));
        NetworkUtils.multicastListenOnAllIpv4InterfaceAddresses(ipv4MulticastChannel);

        ipv6MulticastChannel = DatagramChannel.open(StandardProtocolFamily.INET6);
        ipv6MulticastChannel.configureBlocking(false);
        ipv6MulticastChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true);
        ipv6MulticastChannel.socket().bind(new InetSocketAddress(5350));
        NetworkUtils.multicastListenOnAllIpv6InterfaceAddresses(ipv6MulticastChannel);
    } catch (IOException ioe) {
        IOUtils.closeQuietly(unicastChannel);
        IOUtils.closeQuietly(ipv4MulticastChannel);
        IOUtils.closeQuietly(ipv6MulticastChannel);
        throw ioe;
    }

    channels.add(unicastChannel);
    channels.add(ipv4MulticastChannel);
    channels.add(ipv6MulticastChannel);

    this.communicator = new UdpCommunicator(channels);
    this.selfAddress = selfAddress;
    this.random = random;

    this.communicator.startAsync().awaitRunning();

    if (listener != null) {
        this.communicator.addListener(new UdpCommunicatorListener() {

            @Override
            public void incomingPacket(InetSocketAddress sourceAddress, DatagramChannel channel,
                    ByteBuffer packet) {
                CommunicationType type;
                if (channel == unicastChannel) {
                    type = CommunicationType.UNICAST;
                } else if (channel == ipv4MulticastChannel || channel == ipv6MulticastChannel) {
                    type = CommunicationType.MULTICAST;
                } else {
                    return; // unknown, do nothing
                }

                try {
                    packet.mark();
                    listener.incomingResponse(type, new AnnouncePcpResponse(packet));
                } catch (BufferUnderflowException | IllegalArgumentException e) { // NOPMD
                    // ignore
                } finally {
                    packet.reset();
                }

                try {
                    packet.mark();
                    listener.incomingResponse(type, new MapPcpResponse(packet));
                } catch (BufferUnderflowException | IllegalArgumentException e) { // NOPMD
                    // ignore
                } finally {
                    packet.reset();
                }

                try {
                    packet.mark();
                    listener.incomingResponse(type, new PeerPcpResponse(packet));
                } catch (BufferUnderflowException | IllegalArgumentException e) { // NOPMD
                    // ignore
                } finally {
                    packet.reset();
                }
            }
        });
    }
}

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