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:org.apache.tajo.worker.RemoteFetcher.java

License:Apache License

public RemoteFetcher(TajoConf conf, URI uri, FileChunk chunk) {
    super(conf, uri, chunk);

    String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    this.host = uri.getHost() == null ? "localhost" : uri.getHost();
    this.port = uri.getPort();
    if (port == -1) {
        if (scheme.equalsIgnoreCase("http")) {
            this.port = 80;
        } else if (scheme.equalsIgnoreCase("https")) {
            this.port = 443;
        }//w w  w . ja  v  a  2 s  .  c  o  m
    }

    bootstrap = new Bootstrap()
            .group(NettyUtils.getSharedEventLoopGroup(NettyUtils.GROUP.FETCHER,
                    conf.getIntVar(TajoConf.ConfVars.SHUFFLE_RPC_CLIENT_WORKER_THREAD_NUM)))
            .channel(NioSocketChannel.class).option(ChannelOption.ALLOCATOR, NettyUtils.ALLOCATOR)
            .option(ChannelOption.CONNECT_TIMEOUT_MILLIS,
                    conf.getIntVar(TajoConf.ConfVars.SHUFFLE_FETCHER_CONNECT_TIMEOUT) * 1000)
            .option(ChannelOption.SO_RCVBUF, 1048576) // set 1M
            .option(ChannelOption.TCP_NODELAY, true);
}

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From source file:org.apache.zookeeper.ClientCnxnSocketNetty.java

License:Apache License

@Override
void connect(InetSocketAddress addr) throws IOException {
    firstConnect = new CountDownLatch(1);

    Bootstrap bootstrap = new Bootstrap().group(eventLoopGroup).channel(NettyUtils.nioOrEpollSocketChannel())
            .option(ChannelOption.SO_LINGER, -1).option(ChannelOption.TCP_NODELAY, true)
            .handler(new ZKClientPipelineFactory(addr.getHostString(), addr.getPort()));
    bootstrap = configureBootstrapAllocator(bootstrap);
    bootstrap.validate();//w  w w .  jav  a 2s . c  o m

    connectLock.lock();
    try {
        connectFuture = bootstrap.connect(addr);
        connectFuture.addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture channelFuture) throws Exception {
                // this lock guarantees that channel won't be assigned after cleanup().
                connectLock.lock();
                try {
                    if (!channelFuture.isSuccess()) {
                        LOG.info("future isn't success, cause:", channelFuture.cause());
                        return;
                    } else if (connectFuture == null) {
                        LOG.info("connect attempt cancelled");
                        // If the connect attempt was cancelled but succeeded
                        // anyway, make sure to close the channel, otherwise
                        // we may leak a file descriptor.
                        channelFuture.channel().close();
                        return;
                    }
                    // setup channel, variables, connection, etc.
                    channel = channelFuture.channel();

                    disconnected.set(false);
                    initialized = false;
                    lenBuffer.clear();
                    incomingBuffer = lenBuffer;

                    sendThread.primeConnection();
                    updateNow();
                    updateLastSendAndHeard();

                    if (sendThread.tunnelAuthInProgress()) {
                        waitSasl.drainPermits();
                        needSasl.set(true);
                        sendPrimePacket();
                    } else {
                        needSasl.set(false);
                    }
                    LOG.info("channel is connected: {}", channelFuture.channel());
                } finally {
                    connectFuture = null;
                    connectLock.unlock();
                    // need to wake on connect success or failure to avoid
                    // timing out ClientCnxn.SendThread which may be
                    // blocked waiting for first connect in doTransport().
                    wakeupCnxn();
                    firstConnect.countDown();
                }
            }
        });
    } finally {
        connectLock.unlock();
    }
}

---

From source file:org.apache.zookeeper.server.NettyServerCnxnFactory.java

License:Apache License

NettyServerCnxnFactory() {
    x509Util = new ClientX509Util();

    EventLoopGroup bossGroup = NettyUtils.newNioOrEpollEventLoopGroup();
    EventLoopGroup workerGroup = NettyUtils.newNioOrEpollEventLoopGroup();
    ServerBootstrap bootstrap = new ServerBootstrap().group(bossGroup, workerGroup)
            .channel(NettyUtils.nioOrEpollServerSocketChannel())
            // parent channel options
            .option(ChannelOption.SO_REUSEADDR, true)
            // child channels options
            .childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_LINGER, -1)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override//w  w w.j  av  a2  s  . c o m
                protected void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline pipeline = ch.pipeline();
                    if (secure) {
                        initSSL(pipeline);
                    }
                    pipeline.addLast("servercnxnfactory", channelHandler);
                }
            });
    this.bootstrap = configureBootstrapAllocator(bootstrap);
    this.bootstrap.validate();
}

---

From source file:org.asciidoctor.maven.http.AsciidoctorHttpServer.java

License:Apache License

public void start() {
    final AtomicInteger threadId = new AtomicInteger(1);
    workerGroup = new NioEventLoopGroup(THREAD_NUMBER, new ThreadFactory() {
        @Override/*from   ww w .  jav  a 2 s. c om*/
        public Thread newThread(final Runnable r) {
            final Thread t = new Thread(r, THREAD_PREFIX + threadId.getAndIncrement());
            if (t.getPriority() != Thread.NORM_PRIORITY) {
                t.setPriority(Thread.NORM_PRIORITY);
            }
            if (t.isDaemon()) {
                t.setDaemon(false);
            }
            return t;
        }
    });

    try {
        bootstrap = new ServerBootstrap();
        bootstrap.option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_SNDBUF, 1024)
                .option(ChannelOption.TCP_NODELAY, true).group(workerGroup)
                .channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(final SocketChannel ch) throws Exception {
                        ch.pipeline().addLast("decoder", new HttpRequestDecoder())
                                .addLast("aggregator", new HttpObjectAggregator(Integer.MAX_VALUE))
                                .addLast("encoder", new HttpResponseEncoder())
                                .addLast("chunked-writer", new ChunkedWriteHandler())
                                .addLast("asciidoctor", new AsciidoctorHandler(workDir, defaultPage));
                    }
                }).bind(port).addListener(new ChannelFutureListener() {
                    @Override
                    public void operationComplete(final ChannelFuture future) throws Exception {
                        if (!future.isSuccess()) {
                            logger.error("Can't start HTTP server");
                        } else {
                            logger.info(String.format("Server started on http://%s:%s", HOST, port));
                        }
                    }
                }).sync();
    } catch (final InterruptedException e) {
        logger.error(e.getMessage(), e);
    }
}

---

From source file:org.asterisque.netty.Netty.java

License:Apache License

/**
 * ???????/*from  w w w  .j  av a  2s  .  c  o  m*/
 * @param options 
 * @return Wire ? Future
 */
public CompletableFuture<Wire> newWire(Node node, SocketAddress address, Options options) {
    Bootstrap client = new Bootstrap();
    CompletableFuture<Wire> future = new CompletableFuture<>();

    Initializer factory = new Initializer(node, false, options, wire -> {
        logger.debug(Asterisque.logPrefix(false) + ": onConnect(" + wire + ")");
        future.complete(wire);
    });

    client.group(worker()).channel(NioSocketChannel.class).remoteAddress(address)
            .option(ChannelOption.TCP_NODELAY, java.lang.Boolean.TRUE).handler(factory);

    client.connect(address).addListener(f -> {
        if (f.isSuccess()) {
            logger.debug(Asterisque.logPrefix(false) + ": connection success");
        } else {
            logger.debug(Asterisque.logPrefix(false) + ": connection failure");
            future.completeExceptionally(f.cause());
        }
    });
    return future;
}

---

From source file:org.asterisque.netty.Netty.java

License:Apache License

/**
 * ??????????//from   www. j av a  2  s  .c  om
 *
 * @return Server ? Future
 */
public CompletableFuture<Server> newServer(Node node, SocketAddress address, Options options,
        Consumer<Wire> onAccept) {
    NioEventLoopGroup master = new NioEventLoopGroup(); // ??????
    ServerBootstrap server = new ServerBootstrap();
    CompletableFuture<Server> future = new CompletableFuture<>();

    Initializer factory = new Initializer(node, true, options, wire -> {
        logger.debug(Asterisque.logPrefix(true) + ": onAccept(" + wire + ")");
        onAccept.accept(wire);
    });

    server.group(master, worker()).channel(NioServerSocketChannel.class).localAddress(address)
            .option(ChannelOption.SO_BACKLOG, options.get(Options.KEY_SERVER_BACKLOG).get())
            .childOption(ChannelOption.TCP_NODELAY, Boolean.TRUE).childHandler(factory);

    server.bind().addListener(f -> {
        if (f.isSuccess()) {
            logger.info(Asterisque.logPrefix(true) + ": startup server: " + Debug.toString(address));
            future.complete(new Server(node, address, options) {
                @Override
                public void close() {
                    master.shutdownGracefully();
                }
            });
        } else {
            logger.error(Asterisque.logPrefix(true) + ": server bind failure: " + Debug.toString(address),
                    f.cause());
            future.completeExceptionally(f.cause());
            master.shutdownGracefully();
        }
    });
    return future;
}

---

From source file:org.asynchttpclient.netty.channel.ChannelManager.java

License:Open Source License

private Bootstrap newBootstrap(ChannelFactory<? extends Channel> channelFactory, EventLoopGroup eventLoopGroup,
        AsyncHttpClientConfig config) {//from w  w  w  . j  a  v  a 2 s  . c  om
    @SuppressWarnings("deprecation")
    Bootstrap bootstrap = new Bootstrap().channelFactory(channelFactory).group(eventLoopGroup)//
            // default to PooledByteBufAllocator
            .option(ChannelOption.ALLOCATOR,
                    config.isUsePooledMemory() ? PooledByteBufAllocator.DEFAULT
                            : UnpooledByteBufAllocator.DEFAULT)//
            .option(ChannelOption.TCP_NODELAY, config.isTcpNoDelay())//
            .option(ChannelOption.SO_REUSEADDR, config.isSoReuseAddress())//
            .option(ChannelOption.AUTO_CLOSE, false);

    if (config.getConnectTimeout() > 0) {
        bootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, config.getConnectTimeout());
    }

    if (config.getSoLinger() >= 0) {
        bootstrap.option(ChannelOption.SO_LINGER, config.getSoLinger());
    }

    if (config.getSoSndBuf() >= 0) {
        bootstrap.option(ChannelOption.SO_SNDBUF, config.getSoSndBuf());
    }

    if (config.getSoRcvBuf() >= 0) {
        bootstrap.option(ChannelOption.SO_RCVBUF, config.getSoRcvBuf());
    }

    for (Entry<ChannelOption<Object>, Object> entry : config.getChannelOptions().entrySet()) {
        bootstrap.option(entry.getKey(), entry.getValue());
    }

    return bootstrap;
}

---

From source file:org.asynchttpclient.netty.NettyAsyncProviderBasicTest.java

License:Open Source License

@Override
protected AsyncHttpProviderConfig<?, ?> getProviderConfig() {
    return new NettyAsyncHttpProviderConfig().addChannelOption(ChannelOption.TCP_NODELAY, Boolean.TRUE);
}

---

From source file:org.atmosphere.nettosphere.Nettosphere.java

License:Apache License

private void configureBootstrap(ServerBootstrap bootstrap, Config config) {
    bootstrap.childOption(ChannelOption.TCP_NODELAY, config.socketNoTcpDelay());
    bootstrap.childOption(ChannelOption.SO_KEEPALIVE, config.socketKeepAlive());
}

---

From source file:org.beaconmc.network.socket.NetworkHandler.java

License:Open Source License

public NetworkHandler(BeaconServer beaconServer) {
    this.beaconServer = beaconServer;
    serverBootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitalizer(this)).childOption(ChannelOption.TCP_NODELAY, true);
}

---

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