Example usage for io.netty.channel.socket DatagramPacket content

List of usage examples for io.netty.channel.socket DatagramPacket content

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Introduction

In this page you can find the example usage for io.netty.channel.socket DatagramPacket content.

Prototype

ByteBuf content();

Source Link

Document

Return the data which is held by this ByteBufHolder .

Usage

From source file:groovyx.gpars.remote.netty.discovery.DiscoveryRequestDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, DatagramPacket msg, List<Object> out) throws Exception {
    String actorUrl = msg.content().toString(CharsetUtil.UTF_8);
    DiscoveryRequest request = new DiscoveryRequest(actorUrl);
    DiscoveryRequestWithSender requestWithSender = new DiscoveryRequestWithSender(request, msg.sender());
    out.add(requestWithSender);//from   ww w  .j  a  v a  2s.  c o  m
}

From source file:groovyx.gpars.remote.netty.discovery.DiscoveryResponseDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, DatagramPacket msg, List<Object> out) throws Exception {
    ByteBuf buf = msg.content();
    int serverPort = buf.readInt();
    String actorUrl = buf.toString(CharsetUtil.UTF_8);

    InetSocketAddress sender = msg.sender();
    InetSocketAddress serverSocketAddress = new InetSocketAddress(sender.getAddress(), serverPort);

    DiscoveryResponse response = new DiscoveryResponse(actorUrl, serverSocketAddress);
    out.add(response);/*from w  w w  .j  ava2 s.  c  o  m*/
}

From source file:hms.webrtc.udp.proxy.remote.RemoteConfiguraitonClient.java

License:Apache License

public static void main(String[] args) {
    EventLoopGroup group = new NioEventLoopGroup();
    try {/*w w  w . j av  a 2  s.  c  o m*/
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioDatagramChannel.class)
                .handler(new SimpleChannelInboundHandler<DatagramPacket>() {
                    @Override
                    protected void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg)
                            throws Exception {
                        if ("SUCCESS".equals(msg.content().toString(CharsetUtil.UTF_8))) {
                            System.out.println("Sending configuration is success.");
                        }
                        ctx.close();
                    }
                });

        ch = b.bind(34001).sync().channel();

        ch.writeAndFlush(new DatagramPacket(Unpooled.copiedBuffer("78737383:40000:40001", CharsetUtil.UTF_8),
                new InetSocketAddress("127.0.0.1", PORT))).sync();

        if (!ch.closeFuture().await(5000)) {
            Assert.fail("Rtp communication timeout");
        } else {
        }
    } catch (InterruptedException e) {
        e.printStackTrace();
    } finally {
        group.shutdownGracefully();
    }
}

From source file:hms.webrtc.udp.proxy.RtpPartyAHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    System.out.println(msg.content());
    ctx.close();/*from  w  ww  . j a  v  a  2  s. co  m*/
}

From source file:io.advantageous.conekt.datagram.impl.DatagramServerHandler.java

License:Open Source License

@Override
protected Object safeObject(Object msg, ByteBufAllocator allocator) throws Exception {
    if (msg instanceof DatagramPacket) {
        DatagramPacket packet = (DatagramPacket) msg;
        ByteBuf content = packet.content();
        if (content.isDirect()) {
            content = safeBuffer(content, allocator);
        }/*  w w  w .  j a va2s .c  o  m*/
        return new DatagramPacketImpl(packet.sender(), Buffer.buffer(content));
    }
    return msg;
}

From source file:io.advantageous.conekt.dns.impl.netty.DnsResponseDecoder.java

License:Open Source License

/**
 * Decodes a response from a {@link io.netty.channel.socket.DatagramPacket} containing a
 * {@link io.netty.buffer.ByteBuf} with a DNS packet. Responses are sent from a DNS server
 * to a client in response to a query. This method writes the decoded
 * response to the specified {@link java.util.List} to be handled by a specialized
 * message handler.//from   w ww.  ja va 2  s  .c o m
 *
 * @param ctx    the {@link io.netty.channel.ChannelHandlerContext} this
 *               {@link DnsResponseDecoder} belongs to
 * @param packet the message being decoded, a {@link io.netty.channel.socket.DatagramPacket} containing
 *               a DNS packet
 * @param out    the {@link java.util.List} to which decoded messages should be added
 * @throws Exception
 */
@Override
protected void decode(ChannelHandlerContext ctx, DatagramPacket packet, List<Object> out) throws Exception {
    out.add(decodeResponse(packet.content(), ctx.alloc()).retain());
}

From source file:io.aos.netty5.qotm.QuoteOfTheMomentClientHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket msg) {
    String response = msg.content().toString(CharsetUtil.UTF_8);
    if (response.startsWith("QOTM: ")) {
        System.out.println("Quote of the Moment: " + response.substring(6));
        ctx.close();/*from   w  w w  .  j a v  a2 s  . c o m*/
    }
}

From source file:io.aos.netty5.qotm.QuoteOfTheMomentServerHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket packet) {
    System.err.println(packet);/*from  ww w  .j a  va2  s .c  o  m*/
    if ("QOTM?".equals(packet.content().toString(CharsetUtil.UTF_8))) {
        ctx.write(new DatagramPacket(Unpooled.copiedBuffer("QOTM: " + nextQuote(), CharsetUtil.UTF_8),
                packet.sender()));
    }
}

From source file:io.atomix.cluster.messaging.impl.NettyBroadcastService.java

License:Apache License

private CompletableFuture<Void> bootstrapClient() {
    Bootstrap clientBootstrap = new Bootstrap().group(group)
            .channelFactory(() -> new NioDatagramChannel(InternetProtocolFamily.IPv4))
            .handler(new SimpleChannelInboundHandler<DatagramPacket>() {
                @Override/*from   w w  w .  ja  v a 2 s.c om*/
                protected void channelRead0(ChannelHandlerContext context, DatagramPacket packet)
                        throws Exception {
                    byte[] payload = new byte[packet.content().readInt()];
                    packet.content().readBytes(payload);
                    Message message = SERIALIZER.decode(payload);
                    Set<Consumer<byte[]>> listeners = NettyBroadcastService.this.listeners
                            .get(message.subject());
                    if (listeners != null) {
                        for (Consumer<byte[]> listener : listeners) {
                            listener.accept(message.payload());
                        }
                    }
                }
            }).option(ChannelOption.IP_MULTICAST_IF, iface).option(ChannelOption.SO_REUSEADDR, true)
            .localAddress(localAddress.getPort());

    CompletableFuture<Void> future = new CompletableFuture<>();
    clientBootstrap.bind().addListener((ChannelFutureListener) f -> {
        if (f.isSuccess()) {
            clientChannel = (DatagramChannel) f.channel();
            log.info("{} joining multicast group {} on port {}", localAddress.getHostName(),
                    groupAddress.getHostName(), groupAddress.getPort());
            clientChannel.joinGroup(groupAddress, iface).addListener(f2 -> {
                if (f2.isSuccess()) {
                    log.info("{} successfully joined multicast group {} on port {}", localAddress.getHostName(),
                            groupAddress.getHostName(), groupAddress.getPort());
                    future.complete(null);
                } else {
                    log.info("{} failed to join group {} on port {}", localAddress.getHostName(),
                            groupAddress.getHostName(), groupAddress.getPort());
                    future.completeExceptionally(f2.cause());
                }
            });
        } else {
            future.completeExceptionally(f.cause());
        }
    });
    return future;
}

From source file:io.haze.transport.udp.decoder.InOrderReliableUDPDecoder.java

License:Apache License

/**
 * Handle an incoming {@link DatagramPacket}.
 *
 * @param client   The transport client.
 * @param packet   The datagram packet.//from  w w w . j  a va2 s.  c  o  m
 * @param messages The output messages.
 *
 * @throws Exception If an error has occurred.
 */
@Override
public void handlePacket(UDPTransportClient client, DatagramPacket packet, List<Object> messages)
        throws Exception {
    messages.add(new MessageContext(client, new BufferMessage(packet.content().retain())));
}