Example usage for io.netty.channel ChannelOption TCP

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:com.zaradai.distributor.messaging.netty.NettyServer.java

License:Apache License

private void configure(ServerBootstrap b) {
    b.option(ChannelOption.SO_BACKLOG, config.getAcceptBacklog());
    b.option(ChannelOption.SO_REUSEADDR, config.getReuseAddress());
    b.childOption(ChannelOption.TCP_NODELAY, config.getTcpNoDelay());
    b.childOption(ChannelOption.SO_KEEPALIVE, config.getKeepAlive());
}

From source file:com.zhaopeng.timeserver.netty.basic.TimeClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO//  w w  w. j a v  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 ChildChannelHandler());

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

        System.out.println("123");

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

From source file:com.zhaopeng.timeserver.netty.delimiter.EchoClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO//from www . j  av  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 {

                        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();

        System.out.println(f);

        // 
        f.channel().closeFuture().sync();

    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

From source file:com.zhucode.longio.example.service.TestClient.java

License:Open Source License

public static void main(String[] args) throws Exception {
    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {//  w  ww .  j  a v  a  2s  .  co  m
        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 {
                        ChannelPipeline p = ch.pipeline();
                        ch.pipeline().addLast("decoder", new LengthFieldBasedFrameDecoder(65536, 0, 2, 0, 2));
                        ch.pipeline().addLast("encoder", new LengthFieldPrepender(2, false));
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT).sync();

        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down the event loop to terminate all threads.
        group.shutdownGracefully();
    }
}

From source file:com.zhucode.longio.transport.netty.NettyClient.java

License:Open Source License

@Override
public void connect() {
    Bootstrap b = new Bootstrap();
    b.group(workerGroup);/*from w ww  .j  a v a 2  s  . c  o m*/
    b.channel(NioSocketChannel.class);
    b.option(ChannelOption.TCP_NODELAY, true);
    b.handler(initializer);
    ChannelFuture f = null;
    try {
        logger.debug("connecting to [{}:{}]", host, port);
        f = b.connect(host, port).addListener(new ConnectionListener(this));
    } catch (Exception e) {
        e.printStackTrace();
    }
    this.channel = f.channel();
}

From source file:com.ztesoft.zsmart.zmq.remoting.netty.NettyRemotingServer.java

License:Apache License

@Override
public void start() {
    this.defaultEventExecutorGroup = new DefaultEventExecutorGroup(//
            nettyServerConfig.getServerWorkThreads(), //
            new ThreadFactory() {

                private AtomicInteger threadIndex = new AtomicInteger(0);

                @Override/*from w  w  w. j  ava 2  s .  c om*/
                public Thread newThread(Runnable r) {
                    return new Thread(r, "NettyServerWorkerThread_" + this.threadIndex.incrementAndGet());
                }
            });

    ServerBootstrap childHandler = //
            this.serverBootstrap.group(this.eventLoopGroupBoss, this.eventLoopGroupWorker)
                    .channel(NioServerSocketChannel.class)
                    //
                    .option(ChannelOption.SO_BACKLOG, 1024)
                    //
                    .option(ChannelOption.SO_REUSEADDR, true)
                    //
                    .option(ChannelOption.SO_KEEPALIVE, false)
                    //
                    .childOption(ChannelOption.TCP_NODELAY, true)
                    //
                    .option(ChannelOption.SO_SNDBUF, nettyServerConfig.getServerSocketSndBufSize())
                    //
                    .option(ChannelOption.SO_RCVBUF, nettyServerConfig.getServerSocketRcvBufSize())
                    //
                    .localAddress(new InetSocketAddress(this.nettyServerConfig.getListenPort()))
                    .childHandler(new ChannelInitializer<SocketChannel>() {
                        @Override
                        public void initChannel(SocketChannel ch) throws Exception {
                            ch.pipeline().addLast(
                                    //
                                    defaultEventExecutorGroup, //
                                    new NettyEncoder(), //
                                    new NettyDecoder(), //
                                    new IdleStateHandler(0, 0,
                                            nettyServerConfig.getServerChannelMaxIdleTimeSeconds()), //
                                    new NettyConnetManageHandler(), //
                                    new NettyServerHandler());
                        }
                    });

    if (nettyServerConfig.isServerPooledByteBufAllocatorEnable()) {
        // ????
        childHandler.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
    }

    try {
        ChannelFuture sync = this.serverBootstrap.bind().sync();
        InetSocketAddress addr = (InetSocketAddress) sync.channel().localAddress();
        this.port = addr.getPort();
    } catch (InterruptedException e1) {
        throw new RuntimeException("this.serverBootstrap.bind().sync() InterruptedException", e1);
    }

    if (this.channelEventListener != null) {
        this.nettyEventExecuter.start();
    }

    // ?1??
    this.timer.scheduleAtFixedRate(new TimerTask() {

        @Override
        public void run() {
            try {
                NettyRemotingServer.this.scanResponseTable();
            } catch (Exception e) {
                log.error("scanResponseTable exception", e);
            }
        }
    }, 1000 * 3, 1000);
}

From source file:com.zz.learning.netty5.chap12.client.NettyClient.java

License:Apache License

public void connect(int port, String host) throws Exception {

    // ?NIO//w ww. j  a  v a  2  s .  co  m
    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 NettyMessageDecoder(1024 * 1024));
                        // ch.pipeline().addLast(new
                        // NettyMessageDecoder(1024 * 1024, 4, 4));
                        ch.pipeline().addLast("MessageEncoder", new NettyMessageEncoder());
                        ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(50));
                        ch.pipeline().addLast("LoginAuthHandler", new LoginAuthReqHandler());
                        ch.pipeline().addLast("HeartBeatHandler", new HeartBeatReqHandler());
                        ch.pipeline().addLast("businessMessageHandler", new BusinessMessageReqHandler());
                    }
                });
        // ??
        ChannelFuture future = b.connect(new InetSocketAddress(host, port),
                new InetSocketAddress(NettyConstant.LOCALIP, NettyConstant.LOCAL_PORT)).sync();
        channel = future.channel();
        channel.closeFuture().sync();
        // future.channel().closeFuture().sync();
        // return future.channel();
    } finally {
        // ????????

        /*
         * executor.execute(new Runnable() {
         * 
         * @Override public void run() { try { TimeUnit.SECONDS.sleep(1);
         * try { if(channel==null||!channel.isActive())
         * connect(NettyConstant.PORT, NettyConstant.REMOTEIP);// ??? }
         * catch (Exception e) { e.printStackTrace(); } } catch
         * (InterruptedException e) { e.printStackTrace(); } } });
         */

    }
}

From source file:darks.grid.network.GridMessageClient.java

License:Apache License

@Override
public boolean initialize() {
    super.initialize();
    try {/*from  w w  w  . j av  a2  s.c  o  m*/
        log.info("Initialize message client.");
        NetworkConfig config = GridRuntime.config().getNetworkConfig();
        int workerNum = config.getClientWorkerThreadNumber();
        workerGroup = new NioEventLoopGroup(workerNum, ThreadUtils.getThreadFactory());
        bootstrap = new Bootstrap();
        bootstrap.group(workerGroup).channel(NioSocketChannel.class)
                .option(ChannelOption.TCP_NODELAY, config.isTcpNodelay())
                .option(ChannelOption.SO_KEEPALIVE, config.isTcpKeepAlive())
                .option(ChannelOption.ALLOCATOR, new PooledByteBufAllocator(true))
                //                   .option(ChannelOption.SO_TIMEOUT, config.getRecvTimeout())
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, config.getConnectTimeout())
                .option(ChannelOption.SO_SNDBUF, config.getTcpSendBufferSize())
                .option(ChannelOption.SO_RCVBUF, config.getTcpRecvBufferSize());
        bootstrap.handler(newChannelHandler());
        return true;
    } catch (Exception e) {
        log.error(e.getMessage(), e);
        return false;
    }
}

From source file:darks.grid.network.GridMessageServer.java

License:Apache License

@Override
public boolean initialize() {
    try {//from  w  w w  .j  a  v a  2  s .  c o m
        NetworkConfig config = GridRuntime.config().getNetworkConfig();
        int bossNum = Runtime.getRuntime().availableProcessors() * config.getServerBossThreadDelta();
        int workerNum = config.getServerWorkerThreadNumber();
        bossGroup = new NioEventLoopGroup(bossNum);
        workerGroup = new NioEventLoopGroup(workerNum);
        super.initialize();
        bootstrap = new ServerBootstrap();
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.TCP_NODELAY, config.isTcpNodelay())
                .option(ChannelOption.SO_KEEPALIVE, config.isTcpKeepAlive())
                .option(ChannelOption.ALLOCATOR, new PooledByteBufAllocator(true))
                //            .option(ChannelOption.SO_TIMEOUT, config.getRecvTimeout())
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, config.getConnectTimeout())
                .option(ChannelOption.SO_REUSEADDR, config.isTcpReuseAddr())
                //            .option(ChannelOption.SO_BACKLOG, config.getTcpBacklog())
                .option(ChannelOption.SO_SNDBUF, config.getTcpSendBufferSize())
                .option(ChannelOption.SO_RCVBUF, config.getTcpRecvBufferSize())
                .childOption(ChannelOption.TCP_NODELAY, config.isTcpNodelay())
                .childOption(ChannelOption.SO_KEEPALIVE, config.isTcpKeepAlive())
                .childOption(ChannelOption.ALLOCATOR, new PooledByteBufAllocator(true))
                .childOption(ChannelOption.SO_TIMEOUT, config.getRecvTimeout())
                .childOption(ChannelOption.CONNECT_TIMEOUT_MILLIS, config.getConnectTimeout())
                .childOption(ChannelOption.SO_REUSEADDR, config.isTcpReuseAddr())
                .childOption(ChannelOption.SO_BACKLOG, config.getTcpBacklog())
                .childOption(ChannelOption.SO_SNDBUF, config.getTcpSendBufferSize())
                .childOption(ChannelOption.SO_RCVBUF, config.getTcpRecvBufferSize());
        bootstrap.childHandler(newChannelHandler());
        return true;
    } catch (Exception e) {
        log.error(e.getMessage(), e);
        return false;
    }
}

From source file:de.jackwhite20.apex.tcp.ApexSocket.java

License:Open Source License

@Override
public Channel bootstrap(EventLoopGroup bossGroup, EventLoopGroup workerGroup, String ip, int port, int backlog,
        int readTimeout, int writeTimeout) throws Exception {

    logger.info("Bootstrapping socket server");

    ServerBootstrap bootstrap = new ServerBootstrap().group(bossGroup, workerGroup)
            .channel(PipelineUtils.getServerChannel())
            .childHandler(new ApexSocketChannelInitializer(readTimeout, writeTimeout))
            .childOption(ChannelOption.AUTO_READ, false);

    if (PipelineUtils.isEpoll()) {
        bootstrap.childOption(EpollChannelOption.EPOLL_MODE, EpollMode.LEVEL_TRIGGERED);

        logger.debug("Epoll mode is now level triggered");
    }/*from   w  w w  . j a v  a  2 s.  c o m*/

    return bootstrap.option(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_BACKLOG, backlog)
            .bind(ip, port).sync().channel();
}

Example usage for io.netty.channel ChannelOption TCP_NODELAY

Introduction

Prototype

Usage