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:com.hxr.javatone.concurrency.netty.official.qotm.QuoteOfTheMomentClientHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    String response = msg.content().toString(CharsetUtil.UTF_8);
    if (response.startsWith("QOTM: ")) {
        System.out.println("Quote of the Moment: " + response.substring(6));
        ctx.close();//  w w  w .  j ava2  s .  c  om
    }
}

From source file:com.hxr.javatone.concurrency.netty.official.qotm.QuoteOfTheMomentServerHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
    System.err.println(packet);//from   www  .  j  ava  2 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:com.ibasco.agql.protocols.valve.source.query.handlers.SourceQueryPacketDecoder.java

License:Open Source License

@Override
@SuppressWarnings("unchecked")
protected void decode(ChannelHandlerContext ctx, DatagramPacket msg, List<Object> out) throws Exception {
    //Create our response packet from the datagram we received
    final SourceResponsePacket packet = builder.construct(msg.content());
    if (packet != null) {
        try {/*ww  w .j  a  v a 2s  .c o m*/
            SourceServerResponse response = SourceResponseFactory.createResponseFrom(packet);
            if (response != null) {
                response.setSender(msg.sender());
                response.setRecipient(msg.recipient());
                response.setResponsePacket(packet);
                log.debug("Receiving Data '{}' from '{}' using Channel Id: {}",
                        response.getClass().getSimpleName(), ctx.channel().remoteAddress(), ctx.channel().id());
                //Pass the message back to the messenger
                responseHandler.accept(response, null);
                return;
            }
        } catch (Exception e) {
            responseHandler.accept(null,
                    new AsyncGameLibCheckedException("Error while decoding source query response", e));
        }
    }
    throw new NoResponseFoundForPacket("Could not find a response handler for the received datagram packet",
            packet);
}

From source file:com.ibasco.agql.protocols.valve.source.query.logger.SourceLogListenHandler.java

License:Open Source License

@Override
protected void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    ByteBuf data = msg.content();
    if (data.readableBytes() > 6 && data.readIntLE() == -1) {
        byte[] raw = new byte[data.readableBytes() - 2];
        data.readBytes(raw);//from   ww w.  j av  a  2  s. co m
        data.skipBytes(2);
        //Pass to the callback
        if (logEventCallback != null)
            logEventCallback.accept(new SourceLogEntry(new String(raw, Charsets.UTF_8), msg.sender()));
    }
}

From source file:com.ibasco.agql.protocols.valve.steam.master.handlers.MasterServerPacketDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, DatagramPacket msg, List<Object> out) throws Exception {
    //Create our response packet from the datagram we received
    final MasterServerResponsePacket packet = builder.construct(msg.content());
    if (packet != null) {
        final MasterServerResponse response = new MasterServerResponse();
        if (response != null) {
            response.setSender(msg.sender());
            response.setRecipient(msg.recipient());
            response.setResponsePacket(packet);
            log.debug("Receiving Data '{}' from '{}' using Channel Id: {}", response.getClass().getSimpleName(),
                    ctx.channel().remoteAddress(), ctx.channel().id());
            //Pass the message back to the messenger
            responseCallback.accept(response, null);
            return;
        }//from ww  w  . j  av  a 2  s . co m
    }
    throw new IllegalStateException("No response packet found for the incoming datagram");
}

From source file:com.jfastnet.peers.netty.KryoNettyPeer.java

License:Apache License

public void receive(ChannelHandlerContext ctx, DatagramPacket packet) {
    ByteBuf content = packet.content();
    Message message = config.serialiser.deserialiseWithStream(new ByteBufInputStream(content));
    if (message == null) {
        return;//from  ww w . j a va2s.  c  om
    }
    // TODO set config and state
    message.payload = content;
    if (message.getFeatures() != null) {
        message.getFeatures().resolve();
    }

    if (config.debug && debugRandom.nextInt(100) < config.debugLostPackagePercentage) {
        // simulated N % loss rate
        log.warn("DEBUG: simulated loss of packet: {}", message);
        return;
    }

    message.socketAddressSender = packet.sender();
    message.socketAddressRecipient = packet.recipient();

    if (config.trackData) {
        int frame = 0;
        config.netStats.getData().add(new NetStats.Line(false, message.getSenderId(), frame,
                message.getTimestamp(), message.getClass(), ((ByteBuf) message.payload).writerIndex()));
    }

    // Let the controller receive the message.
    // Processors are called there.
    config.internalReceiver.receive(message);
}

From source file:com.jjzhk.Chapter12.udp.ChineseProverbClientHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    String response = msg.content().toString(CharsetUtil.UTF_8);
    if (response.startsWith("???: ")) {
        System.out.println(response);
        ctx.close();/*from   w w  w  .java 2s . c o m*/
    }
}

From source file:com.jjzhk.Chapter12.udp.ChineseProverbServerHandler.java

License:Apache License

@Override
public void messageReceived(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
    String req = packet.content().toString(CharsetUtil.UTF_8);
    System.out.println(req);//from   ww w.  j  av  a  2  s .com
    if ("???".equals(req)) {
        ctx.writeAndFlush(new DatagramPacket(
                Unpooled.copiedBuffer("???: " + nextQuote(), CharsetUtil.UTF_8),
                packet.sender()));
    }
}

From source file:com.liferay.sync.engine.lan.server.discovery.LanDiscoveryListenerHandler.java

License:Open Source License

@Override
public void channelRead0(ChannelHandlerContext channelHandlerContext, DatagramPacket datagramPacket)
        throws Exception {

    ByteBuf byteBuf = datagramPacket.content();

    SyncLanClient syncLanClient = JSONUtil.readValue(byteBuf.toString(CharsetUtil.UTF_8), SyncLanClient.class);

    String syncLanClientUuid = syncLanClient.getSyncLanClientUuid();

    if (syncLanClientUuid.equals(LanClientUtil.getSyncLanClientUuid())) {
        return;//from   ww w .  j av  a 2s.c om
    }

    List<SyncLanEndpoint> syncLanEndpoints = SyncLanEndpointService.findSyncLanEndPoints(syncLanClientUuid);

    Map<String, Set<Long>> endpoints = syncLanClient.getEndpoints();

    for (Map.Entry<String, Set<Long>> entry : endpoints.entrySet()) {
        for (Long groupId : entry.getValue()) {
            SyncLanEndpoint syncLanEndpoint = new SyncLanEndpoint();

            syncLanEndpoint.setLanServerUuid(entry.getKey());
            syncLanEndpoint.setRepositoryId(groupId);
            syncLanEndpoint.setSyncLanClientUuid(syncLanClientUuid);

            if (!syncLanEndpoints.remove(syncLanEndpoint)) {
                SyncLanEndpointService.update(syncLanEndpoint);
            }
        }
    }

    for (SyncLanEndpoint syncLanEndpoint : syncLanEndpoints) {
        SyncLanEndpointService.deleteSyncLanEndpoint(syncLanEndpoint);
    }

    InetSocketAddress inetSocketAddress = datagramPacket.sender();

    syncLanClient.setHostname(inetSocketAddress.getHostName());

    syncLanClient.setModifiedTime(System.currentTimeMillis());

    SyncLanClientService.update(syncLanClient);
}

From source file:com.lunex.inputprocessor.testdemo.QuoteOfTheMomentServerHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
    System.err.println(packet);/*from   www  . j  av a 2 s.  com*/
    String packageContent = packet.content().toString(CharsetUtil.UTF_8);
    if ("QOTM?".equals(packageContent)) {
        ctx.write(new DatagramPacket(Unpooled.copiedBuffer("QOTM: " + nextQuote(), CharsetUtil.UTF_8),
                packet.sender()));
    }
}