Example usage for io.netty.channel ChannelOption ALLOCATOR

List of usage examples for io.netty.channel ChannelOption ALLOCATOR

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

Prototype

ChannelOption ALLOCATOR

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Usage

From source file:org.starnub.utilities.connectivity.server.TCPServer.java

License:Open Source License

public Channel start(int port, ChannelInitializer<SocketChannel> channelInitializer) {
    ServerBootstrap sb = new ServerBootstrap();
    sb.group(connectionBossGroup, connectionWorkerGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.SO_KEEPALIVE, true).childHandler(channelInitializer);
    return sb.bind(port).channel();

}

From source file:org.vertx.java.core.dns.impl.DefaultDnsClient.java

License:Open Source License

public DefaultDnsClient(VertxInternal vertx, InetSocketAddress... dnsServers) {
    if (dnsServers == null || dnsServers.length == 0) {
        throw new IllegalArgumentException("Need at least one default DNS Server");
    }/* www  .j  a va2  s  .  c  o m*/

    // use LinkedList as we will traverse it all the time
    this.dnsServers = new LinkedList<>(Arrays.asList(dnsServers));
    actualCtx = vertx.getOrCreateContext();
    this.vertx = vertx;
    bootstrap = new Bootstrap();
    bootstrap.group(actualCtx.getEventLoop());
    bootstrap.channel(NioDatagramChannel.class);
    bootstrap.option(ChannelOption.ALLOCATOR, PartialPooledByteBufAllocator.INSTANCE);
    bootstrap.handler(new ChannelInitializer<DatagramChannel>() {
        @Override
        protected void initChannel(DatagramChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast(new DnsQueryEncoder());
            pipeline.addLast(new DnsResponseDecoder());
        }
    });
}

From source file:org.vertx.java.core.net.impl.TCPSSLHelper.java

License:Open Source License

public void applyConnectionOptions(ServerBootstrap bootstrap) {
    bootstrap.childOption(ChannelOption.TCP_NODELAY, tcpNoDelay);
    if (tcpSendBufferSize != -1) {
        bootstrap.childOption(ChannelOption.SO_SNDBUF, tcpSendBufferSize);
    }/*from   w w w .j ava2  s  .co  m*/
    if (tcpReceiveBufferSize != -1) {
        bootstrap.childOption(ChannelOption.SO_RCVBUF, tcpReceiveBufferSize);
        bootstrap.childOption(ChannelOption.RCVBUF_ALLOCATOR,
                new FixedRecvByteBufAllocator(tcpReceiveBufferSize));
    }

    bootstrap.option(ChannelOption.SO_LINGER, soLinger);
    if (trafficClass != -1) {
        bootstrap.childOption(ChannelOption.IP_TOS, trafficClass);
    }
    bootstrap.childOption(ChannelOption.ALLOCATOR, PartialPooledByteBufAllocator.INSTANCE);

    bootstrap.childOption(ChannelOption.SO_KEEPALIVE, tcpKeepAlive);
    bootstrap.option(ChannelOption.SO_REUSEADDR, reuseAddress);
    bootstrap.option(ChannelOption.SO_BACKLOG, acceptBackLog);
}

From source file:org.vertx.java.core.net.impl.TCPSSLHelper.java

License:Open Source License

public void applyConnectionOptions(Bootstrap bootstrap) {
    bootstrap.option(ChannelOption.TCP_NODELAY, tcpNoDelay);
    if (tcpSendBufferSize != -1) {
        bootstrap.option(ChannelOption.SO_SNDBUF, tcpSendBufferSize);
    }/*from   ww  w  .ja va  2 s  .  c o m*/
    if (tcpReceiveBufferSize != -1) {
        bootstrap.option(ChannelOption.SO_RCVBUF, tcpReceiveBufferSize);
        bootstrap.option(ChannelOption.RCVBUF_ALLOCATOR, new FixedRecvByteBufAllocator(tcpReceiveBufferSize));
    }
    bootstrap.option(ChannelOption.SO_LINGER, soLinger);
    if (trafficClass != -1) {
        bootstrap.option(ChannelOption.IP_TOS, trafficClass);
    }
    bootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectTimeout);
    bootstrap.option(ChannelOption.ALLOCATOR, PartialPooledByteBufAllocator.INSTANCE);
    bootstrap.option(ChannelOption.SO_KEEPALIVE, tcpKeepAlive);
}

From source file:org.wenxueliu.netty.client.ClientTest.java

License:Apache License

/**
 * Accepts incoming connections./*from   ww  w  .j ava2 s  . c om*/
 */
private void startAcceptingConnections() throws InterruptedException {
    ServerBootstrap b = new ServerBootstrap();

    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childHandler(new CommunicationChannelInitializer());
    b.option(ChannelOption.SO_BACKLOG, 128);
    b.option(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 32 * 1024);
    b.option(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 8 * 1024);
    b.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
    b.childOption(ChannelOption.SO_KEEPALIVE, true);
    b.bind(80).sync();
}

From source file:ratpack.server.internal.DefaultRatpackServer.java

License:Apache License

protected Channel buildChannel(final ServerConfig serverConfig, final ChannelHandler handlerAdapter)
        throws InterruptedException {

    SslContext sslContext = serverConfig.getNettySslContext();
    this.useSsl = sslContext != null;

    ServerBootstrap serverBootstrap = new ServerBootstrap();

    serverConfig.getConnectTimeoutMillis().ifPresent(i -> {
        serverBootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, i);
        serverBootstrap.childOption(ChannelOption.CONNECT_TIMEOUT_MILLIS, i);
    });/*www.j a v a2s.c om*/
    serverConfig.getMaxMessagesPerRead().ifPresent(i -> {
        FixedRecvByteBufAllocator allocator = new FixedRecvByteBufAllocator(i);
        serverBootstrap.option(ChannelOption.RCVBUF_ALLOCATOR, allocator);
        serverBootstrap.childOption(ChannelOption.RCVBUF_ALLOCATOR, allocator);
    });
    serverConfig.getReceiveBufferSize().ifPresent(i -> {
        serverBootstrap.option(ChannelOption.SO_RCVBUF, i);
        serverBootstrap.childOption(ChannelOption.SO_RCVBUF, i);
    });
    serverConfig.getWriteSpinCount().ifPresent(i -> {
        serverBootstrap.option(ChannelOption.WRITE_SPIN_COUNT, i);
        serverBootstrap.childOption(ChannelOption.WRITE_SPIN_COUNT, i);
    });
    serverConfig.getConnectQueueSize().ifPresent(i -> serverBootstrap.option(ChannelOption.SO_BACKLOG, i));

    return serverBootstrap.group(execController.getEventLoopGroup())
            .channel(ChannelImplDetector.getServerSocketChannelImpl())
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline pipeline = ch.pipeline();

                    new ConnectionIdleTimeout(pipeline, serverConfig.getIdleTimeout());

                    if (sslContext != null) {
                        SSLEngine sslEngine = sslContext.newEngine(PooledByteBufAllocator.DEFAULT);
                        pipeline.addLast("ssl", new SslHandler(sslEngine));
                    }

                    pipeline.addLast("decoder", new HttpRequestDecoder(serverConfig.getMaxInitialLineLength(),
                            serverConfig.getMaxHeaderSize(), serverConfig.getMaxChunkSize(), false));
                    pipeline.addLast("encoder", new HttpResponseEncoder());
                    pipeline.addLast("deflater", new IgnorableHttpContentCompressor());
                    pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
                    pipeline.addLast("adapter", handlerAdapter);

                    ch.config().setAutoRead(false);
                }
            }).bind(buildSocketAddress(serverConfig)).sync().channel();
}

From source file:ratpack.server.internal.NettyRatpackServer.java

License:Apache License

protected Channel buildChannel(final ServerConfig serverConfig, final ChannelHandler handlerAdapter)
        throws InterruptedException {

    SSLContext sslContext = serverConfig.getSSLContext();
    if (sslContext != null) {
        this.sslEngine = sslContext.createSSLEngine();
        sslEngine.setUseClientMode(false);
    }//from  w w  w .  j a v a2 s  .  c o m

    return new ServerBootstrap().group(execController.getEventLoopGroup())
            .channel(ChannelImplDetector.getServerSocketChannelImpl())
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline pipeline = ch.pipeline();
                    if (sslContext != null) {
                        pipeline.addLast("ssl", new SslHandler(sslEngine));
                    }

                    pipeline.addLast("decoder", new HttpRequestDecoder(4096, 8192, 8192, false));
                    pipeline.addLast("aggregator",
                            new HttpObjectAggregator(serverConfig.getMaxContentLength()));
                    pipeline.addLast("encoder", new HttpResponseEncoder());
                    pipeline.addLast("deflater", new SmartHttpContentCompressor());
                    pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
                    pipeline.addLast("adapter", handlerAdapter);
                }
            }).bind(buildSocketAddress(serverConfig)).sync().channel();
}

From source file:ratpack.server.internal.NettyRatpackService.java

License:Apache License

@Override
protected void startUp() throws Exception {
    Stopper stopper = new Stopper() {
        @Override/*w w  w.  java  2s .  c om*/
        public void stop() {
            try {
                NettyRatpackService.this.stop();
            } catch (Exception e) {
                throw uncheck(e);
            }
        }
    };

    ServerBootstrap bootstrap = new ServerBootstrap();
    group = new NioEventLoopGroup(launchConfig.getMainThreads(),
            new DefaultThreadFactory("ratpack-group", Thread.MAX_PRIORITY));

    ChannelInitializer<SocketChannel> channelInitializer = channelInitializerTransformer.transform(stopper);

    bootstrap.group(group).channel(NioServerSocketChannel.class).childHandler(channelInitializer)
            .childOption(ChannelOption.ALLOCATOR, launchConfig.getBufferAllocator())
            .childOption(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_REUSEADDR, true)
            .option(ChannelOption.SO_BACKLOG, 1024)
            .option(ChannelOption.ALLOCATOR, launchConfig.getBufferAllocator());

    try {
        channel = bootstrap.bind(buildSocketAddress()).sync().channel();
    } catch (Exception e) {
        partialShutdown();
        throw e;
    }
    boundAddress = (InetSocketAddress) channel.localAddress();

    if (logger.isLoggable(Level.INFO)) {
        logger.info(String.format("Ratpack started for http://%s:%s", getBindHost(), getBindPort()));
    }
}

From source file:reactor.io.net.impl.netty.tcp.NettyTcpClient.java

License:Apache License

/**
 * Creates a new NettyTcpClient that will use the given {@code env} for configuration and the given {@code
 * reactor} to//from   www  . j  av a 2 s  .c o m
 * send events. The number of IO threads used by the client is configured by the environment's {@code
 * reactor.tcp.ioThreadCount} property. In its absence the number of IO threads will be equal to the {@link
 * Environment#PROCESSORS number of available processors}. </p> The client will connect to the given {@code
 * connectAddress}, configuring its socket using the given {@code opts}. The given {@code codec} will be used for
 * encoding and decoding of data.
 *
 * @param env            The configuration environment
 * @param dispatcher     The dispatcher used to send events
 * @param connectAddress The address the client will connect to
 * @param options        The configuration options for the client's socket
 * @param sslOptions     The SSL configuration options for the client's socket
 * @param codec          The codec used to encode and decode data
 */
public NettyTcpClient(Environment env, Dispatcher dispatcher, InetSocketAddress connectAddress,
        final ClientSocketOptions options, final SslOptions sslOptions, Codec<Buffer, IN, OUT> codec) {
    super(env, dispatcher, connectAddress, options, sslOptions, codec);
    this.connectAddress = connectAddress;

    if (options instanceof NettyClientSocketOptions) {
        this.nettyOptions = (NettyClientSocketOptions) options;
    } else {
        this.nettyOptions = null;

    }
    if (null != nettyOptions && null != nettyOptions.eventLoopGroup()) {
        this.ioGroup = nettyOptions.eventLoopGroup();
    } else {
        int ioThreadCount = env != null
                ? env.getIntProperty("reactor.tcp.ioThreadCount", Environment.PROCESSORS)
                : Environment.PROCESSORS;
        this.ioGroup = new NioEventLoopGroup(ioThreadCount, new NamedDaemonThreadFactory("reactor-tcp-io"));
    }

    this.bootstrap = new Bootstrap().group(ioGroup).channel(NioSocketChannel.class)
            .option(ChannelOption.SO_RCVBUF, options.rcvbuf()).option(ChannelOption.SO_SNDBUF, options.sndbuf())
            .option(ChannelOption.SO_KEEPALIVE, options.keepAlive())
            .option(ChannelOption.SO_LINGER, options.linger())
            .option(ChannelOption.TCP_NODELAY, options.tcpNoDelay())
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.AUTO_READ, sslOptions != null)
    //.remoteAddress(this.connectAddress)
    ;

    this.connectionSupplier = new Supplier<ChannelFuture>() {
        @Override
        public ChannelFuture get() {
            if (started.get()) {
                return bootstrap.connect(getConnectAddress());
            } else {
                return null;
            }
        }
    };
}

From source file:reactor.io.net.impl.netty.tcp.NettyTcpServer.java

License:Apache License

protected NettyTcpServer(Environment env, Dispatcher dispatcher, InetSocketAddress listenAddress,
        final ServerSocketOptions options, final SslOptions sslOptions, Codec<Buffer, IN, OUT> codec) {
    super(env, dispatcher, listenAddress, options, sslOptions, codec);

    if (options instanceof NettyServerSocketOptions) {
        this.nettyOptions = (NettyServerSocketOptions) options;
    } else {/*from  w w  w. ja  v  a  2s  .  co  m*/
        this.nettyOptions = null;
    }

    int selectThreadCount = getDefaultEnvironment().getIntProperty("reactor.tcp.selectThreadCount",
            Environment.PROCESSORS / 2);
    int ioThreadCount = getDefaultEnvironment().getIntProperty("reactor.tcp.ioThreadCount",
            Environment.PROCESSORS);

    this.selectorGroup = new NioEventLoopGroup(selectThreadCount,
            new NamedDaemonThreadFactory("reactor-tcp-select"));

    if (null != nettyOptions && null != nettyOptions.eventLoopGroup()) {
        this.ioGroup = nettyOptions.eventLoopGroup();
    } else {
        this.ioGroup = new NioEventLoopGroup(ioThreadCount, new NamedDaemonThreadFactory("reactor-tcp-io"));
    }

    this.bootstrap = new ServerBootstrap().group(selectorGroup, ioGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.SO_BACKLOG, options.backlog())
            .option(ChannelOption.SO_RCVBUF, options.rcvbuf()).option(ChannelOption.SO_SNDBUF, options.sndbuf())
            .option(ChannelOption.SO_REUSEADDR, options.reuseAddr())
            .localAddress((null == listenAddress ? new InetSocketAddress(0) : listenAddress))
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.AUTO_READ, sslOptions != null);
}