Example usage for io.netty.channel ChannelOption TCP_NODELAY

Introduction

In this page you can find the example usage for io.netty.channel ChannelOption TCP_NODELAY.

Prototype

ChannelOption TCP_NODELAY

To view the source code for io.netty.channel ChannelOption TCP_NODELAY.

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Usage

From source file:bftsmart.communication.client.netty.NettyClientServerCommunicationSystemServerSide.java

License:Apache License

public NettyClientServerCommunicationSystemServerSide(ServerViewController controller) {
    try {/*from   w w w.j  ava  2  s . c  om*/

        this.controller = controller;
        /* Tulio Ribeiro */
        privKey = controller.getStaticConf().getPrivateKey();

        sessionReplicaToClient = new ConcurrentHashMap<>();
        rl = new ReentrantReadWriteLock();

        // Configure the server.

        serverPipelineFactory = new NettyServerPipelineFactory(this, sessionReplicaToClient, controller, rl);

        EventLoopGroup bossGroup = new NioEventLoopGroup(bossThreads);
        EventLoopGroup workerGroup = new NioEventLoopGroup(Runtime.getRuntime().availableProcessors());

        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_KEEPALIVE, true)
                .option(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_SNDBUF, tcpSendBufferSize)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectionTimeoutMsec)
                .option(ChannelOption.SO_BACKLOG, connectionBacklog)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(serverPipelineFactory.getDecoder());
                        ch.pipeline().addLast(serverPipelineFactory.getEncoder());
                        ch.pipeline().addLast(serverPipelineFactory.getHandler());
                    }
                }).childOption(ChannelOption.SO_KEEPALIVE, true).childOption(ChannelOption.TCP_NODELAY, true);
        String myAddress;
        String confAddress = controller.getStaticConf()
                .getRemoteAddress(controller.getStaticConf().getProcessId()).getAddress().getHostAddress();

        if (InetAddress.getLoopbackAddress().getHostAddress().equals(confAddress)) {

            myAddress = InetAddress.getLoopbackAddress().getHostAddress();

        }

        else if (controller.getStaticConf().getBindAddress().equals("")) {

            myAddress = InetAddress.getLocalHost().getHostAddress();

            // If Netty binds to the loopback address, clients will not be able to connect
            // to replicas.
            // To solve that issue, we bind to the address supplied in config/hosts.config
            // instead.
            if (InetAddress.getLoopbackAddress().getHostAddress().equals(myAddress)
                    && !myAddress.equals(confAddress)) {

                myAddress = confAddress;
            }

        } else {

            myAddress = controller.getStaticConf().getBindAddress();
        }

        int myPort = controller.getStaticConf().getPort(controller.getStaticConf().getProcessId());

        ChannelFuture f = b.bind(new InetSocketAddress(myAddress, myPort)).sync();

        logger.info("ID = " + controller.getStaticConf().getProcessId());
        logger.info("N = " + controller.getCurrentViewN());
        logger.info("F = " + controller.getCurrentViewF());
        logger.info("Port (client <-> server) = "
                + controller.getStaticConf().getPort(controller.getStaticConf().getProcessId()));
        logger.info("Port (server <-> server) = "
                + controller.getStaticConf().getServerToServerPort(controller.getStaticConf().getProcessId()));
        logger.info("requestTimeout = " + controller.getStaticConf().getRequestTimeout());
        logger.info("maxBatch = " + controller.getStaticConf().getMaxBatchSize());
        if (controller.getStaticConf().getUseSignatures() == 1)
            logger.info("Using Signatures");
        else if (controller.getStaticConf().getUseSignatures() == 2)
            logger.info("Using benchmark signature verification");
        logger.info("Binded replica to IP address " + myAddress);
        // ******* EDUARDO END **************//

        /* Tulio Ribeiro */
        // SSL/TLS
        logger.info("SSL/TLS enabled, protocol version: {}",
                controller.getStaticConf().getSSLTLSProtocolVersion());

        /* Tulio Ribeiro END */

        mainChannel = f.channel();

    } catch (InterruptedException | UnknownHostException ex) {
        logger.error("Failed to create Netty communication system", ex);
    }
}

---

From source file:blazingcache.network.netty.NettyConnector.java

License:Apache License

public NettyChannel connect() throws Exception {
    if (ssl) {/*  w  ww.  j  av  a2s. co m*/
        this.sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    }
    group = new NioEventLoopGroup();

    Bootstrap b = new Bootstrap();
    b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
            .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectTimeout)
            .handler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    channel = new NettyChannel(host + ":" + port, ch, callbackExecutor, NettyConnector.this);
                    channel.setMessagesReceiver(receiver);
                    if (ssl) {
                        ch.pipeline().addLast(sslCtx.newHandler(ch.alloc(), host, port));
                    }
                    if (socketTimeout > 0) {
                        ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(socketTimeout));
                    }
                    ch.pipeline().addLast("lengthprepender", new LengthFieldPrepender(4));
                    ch.pipeline().addLast("lengthbaseddecoder",
                            new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                    //
                    ch.pipeline().addLast("messageencoder", new DataMessageEncoder());
                    ch.pipeline().addLast("messagedecoder", new DataMessageDecoder());
                    ch.pipeline().addLast(new InboundMessageHandler(channel));
                }
            });

    ChannelFuture f = b.connect(host, port).sync();
    socketchannel = f.channel();
    return channel;

}

---

From source file:book.netty.n1basicC3.TimeClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO// w w  w  . j av a  2  s . com
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new TimeClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:book.netty.n2defualtC4P2.TimeClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO/*  w  ww. jav  a2s. c  om*/
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {

                        ch.pipeline().addLast(new TimeClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:book.netty.n3correctC4P3.TimeClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO/*from ww  w  .  ja  v  a  2 s. c  o m*/
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new LineBasedFrameDecoder(1024));
                        ch.pipeline().addLast(new StringDecoder());
                        ch.pipeline().addLast(new TimeClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:book.netty.n4delimiterC5P1.EchoClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO// w w w.  java 2 s .  c om
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ByteBuf delimiter = Unpooled.copiedBuffer("$_".getBytes());
                        ch.pipeline().addLast(new DelimiterBasedFrameDecoder(1024, delimiter));
                        ch.pipeline().addLast(new StringDecoder());
                        ch.pipeline().addLast(new EchoClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:books.netty.basic.TimeClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO/* www. ja  v  a  2  s  .c om*/
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) {
                        ch.pipeline().addLast(new TimeClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:books.netty.codec.marshalling.SubReqClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO/*from w w  w.  jav a  2 s. co  m*/
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) {
                        ch.pipeline().addLast(MarshallingCodeCFactory.buildMarshallingDecoder());
                        ch.pipeline().addLast(MarshallingCodeCFactory.buildMarshallingEncoder());
                        ch.pipeline().addLast(new SubReqClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:books.netty.codec.protobuf.SubReqClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO/*from  w ww  . jav a2 s . com*/
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) {
                        ch.pipeline().addLast(new ProtobufVarint32FrameDecoder());
                        ch.pipeline().addLast(
                                new ProtobufDecoder(SubscribeRespProto.SubscribeResp.getDefaultInstance()));
                        ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                        ch.pipeline().addLast(new ProtobufEncoder());
                        ch.pipeline().addLast(new SubReqClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

From source file:books.netty.codec.serializable.netty.SubReqClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO//from  ww w . j a  va 2 s  .com
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) {
                        ch.pipeline().addLast(new ObjectDecoder(1024,
                                ClassResolvers.cacheDisabled(this.getClass().getClassLoader())));
                        ch.pipeline().addLast(new ObjectEncoder());
                        ch.pipeline().addLast(new SubReqClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();

        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

---

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