Example usage for io.netty.channel Channel config

List of usage examples for io.netty.channel Channel config

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Introduction

In this page you can find the example usage for io.netty.channel Channel config.

Prototype

ChannelConfig config();

Source Link

Document

Returns the configuration of this channel.

Usage

From source file:de.jackwhite20.japs.server.network.initialize.ClusterPublisherChannelInitializer.java

License:Open Source License

@Override
protected void initChannel(Channel channel) throws Exception {

    try {/*  www .  j  a v  a2  s .  c  o  m*/
        channel.config().setOption(ChannelOption.IP_TOS, 0x18);
    } catch (ChannelException e) {
        // Not supported
    }
    channel.config().setAllocator(PooledByteBufAllocator.DEFAULT);

    channel.pipeline().addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4));
    channel.pipeline().addLast(new JSONObjectDecoder());
    channel.pipeline().addLast(new LengthFieldPrepender(4));
    channel.pipeline().addLast(new JSONObjectEncoder());
    channel.pipeline().addLast(clusterPublisher);
}

From source file:de.jackwhite20.japs.server.network.initialize.ServerChannelInitializer.java

License:Open Source License

@Override
protected void initChannel(Channel channel) throws Exception {

    try {/* w w  w  . j  ava2s .  c o m*/
        channel.config().setOption(ChannelOption.IP_TOS, 0x18);
    } catch (ChannelException e) {
        // Not supported
    }
    channel.config().setAllocator(PooledByteBufAllocator.DEFAULT);

    channel.pipeline().addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4));
    channel.pipeline().addLast(new JSONObjectDecoder());
    channel.pipeline().addLast(new LengthFieldPrepender(4));
    channel.pipeline().addLast(new JSONObjectEncoder());
    channel.pipeline().addLast(new Connection(jaPSServer, channel));
}

From source file:de.jackwhite20.japs.shared.pipeline.initialize.ClientChannelInitializer.java

License:Open Source License

@Override
protected void initChannel(Channel channel) throws Exception {

    try {/*from  www  .ja  v  a  2 s.  c  om*/
        channel.config().setOption(ChannelOption.IP_TOS, 0x18);
    } catch (ChannelException e) {
        // Not supported
    }
    channel.config().setAllocator(PooledByteBufAllocator.DEFAULT);

    channel.pipeline().addLast(new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4));
    channel.pipeline().addLast(new JSONObjectDecoder());
    channel.pipeline().addLast(new LengthFieldPrepender(4));
    channel.pipeline().addLast(new JSONObjectEncoder());
    channel.pipeline().addLast(nioSocketClient);
}

From source file:io.grpc.netty.NettyServerTest.java

License:Apache License

@Test(timeout = 60000)
public void childChannelOptions() throws Exception {
    final int originalLowWaterMark = 2097169;
    final int originalHighWaterMark = 2097211;

    Map<ChannelOption<?>, Object> channelOptions = new HashMap<>();

    channelOptions.put(ChannelOption.WRITE_BUFFER_WATER_MARK,
            new WriteBufferWaterMark(originalLowWaterMark, originalHighWaterMark));

    final AtomicInteger lowWaterMark = new AtomicInteger(0);
    final AtomicInteger highWaterMark = new AtomicInteger(0);

    final CountDownLatch countDownLatch = new CountDownLatch(1);

    InetSocketAddress addr = new InetSocketAddress(0);
    NettyServer ns = new NettyServer(addr, Utils.DEFAULT_SERVER_CHANNEL_FACTORY, channelOptions,
            SharedResourcePool.forResource(Utils.DEFAULT_BOSS_EVENT_LOOP_GROUP),
            SharedResourcePool.forResource(Utils.DEFAULT_WORKER_EVENT_LOOP_GROUP),
            ProtocolNegotiators.plaintext(), Collections.<ServerStreamTracer.Factory>emptyList(),
            TransportTracer.getDefaultFactory(), 1, // ignore
            1, // ignore
            1, // ignore
            1, // ignore
            1, // ignore
            1, 1, // ignore
            1, 1, // ignore
            true, 0, // ignore
            channelz);/*from   ww w .  j a v a2s . co  m*/
    ns.start(new ServerListener() {
        @Override
        public ServerTransportListener transportCreated(ServerTransport transport) {
            Channel channel = ((NettyServerTransport) transport).channel();
            WriteBufferWaterMark writeBufferWaterMark = channel.config()
                    .getOption(ChannelOption.WRITE_BUFFER_WATER_MARK);
            lowWaterMark.set(writeBufferWaterMark.low());
            highWaterMark.set(writeBufferWaterMark.high());

            countDownLatch.countDown();

            return new NoopServerTransportListener();
        }

        @Override
        public void serverShutdown() {
        }
    });

    Socket socket = new Socket();
    socket.connect(ns.getListenSocketAddress(), /* timeout= */ 8000);
    countDownLatch.await();
    socket.close();

    assertThat(lowWaterMark.get()).isEqualTo(originalLowWaterMark);
    assertThat(highWaterMark.get()).isEqualTo(originalHighWaterMark);

    ns.shutdown();
}

From source file:io.grpc.netty.Utils.java

License:Apache License

static InternalChannelz.SocketOptions getSocketOptions(Channel channel) {
    ChannelConfig config = channel.config();
    InternalChannelz.SocketOptions.Builder b = new InternalChannelz.SocketOptions.Builder();

    // The API allows returning null but not sure if it can happen in practice.
    // Let's be paranoid and do null checking just in case.
    Integer lingerSeconds = config.getOption(SO_LINGER);
    if (lingerSeconds != null) {
        b.setSocketOptionLingerSeconds(lingerSeconds);
    }/*from   ww w. ja va2  s  . c  o  m*/

    Integer timeoutMillis = config.getOption(SO_TIMEOUT);
    if (timeoutMillis != null) {
        // in java, SO_TIMEOUT only applies to receiving
        b.setSocketOptionTimeoutMillis(timeoutMillis);
    }

    for (Entry<ChannelOption<?>, Object> opt : config.getOptions().entrySet()) {
        ChannelOption<?> key = opt.getKey();
        // Constants are pooled, so there should only be one instance of each constant
        if (key.equals(SO_LINGER) || key.equals(SO_TIMEOUT)) {
            continue;
        }
        Object value = opt.getValue();
        // zpencer: Can a netty option be null?
        b.addOption(key.name(), String.valueOf(value));
    }

    NativeSocketOptions nativeOptions = NettySocketSupport.getNativeSocketOptions(channel);
    if (nativeOptions != null) {
        b.setTcpInfo(nativeOptions.tcpInfo); // may be null
        for (Entry<String, String> entry : nativeOptions.otherInfo.entrySet()) {
            b.addOption(entry.getKey(), entry.getValue());
        }
    }
    return b.build();
}

From source file:io.grpc.netty.UtilsTest.java

License:Apache License

@Test
public void channelOptionsTest_noLinger() {
    Channel channel = new EmbeddedChannel();
    assertNull(channel.config().getOption(ChannelOption.SO_LINGER));
    InternalChannelz.SocketOptions socketOptions = Utils.getSocketOptions(channel);
    assertNull(socketOptions.lingerSeconds);
}

From source file:io.grpc.netty.UtilsTest.java

License:Apache License

private static InternalChannelz.SocketOptions setAndValidateGeneric(Channel channel) {
    channel.config().setOption(ChannelOption.SO_LINGER, 3);
    // only applicable for OIO channels:
    channel.config().setOption(ChannelOption.SO_TIMEOUT, 250);
    // Test some arbitrarily chosen options with a non numeric values
    channel.config().setOption(ChannelOption.SO_KEEPALIVE, true);
    WriteBufferWaterMark writeBufWaterMark = new WriteBufferWaterMark(10, 20);
    channel.config().setOption(ChannelOption.WRITE_BUFFER_WATER_MARK, writeBufWaterMark);

    InternalChannelz.SocketOptions socketOptions = Utils.getSocketOptions(channel);
    assertEquals(3, (int) socketOptions.lingerSeconds);
    assertEquals("true", socketOptions.others.get("SO_KEEPALIVE"));
    assertEquals(writeBufWaterMark.toString(),
            socketOptions.others.get(ChannelOption.WRITE_BUFFER_WATER_MARK.toString()));
    return socketOptions;
}

From source file:io.hekate.network.netty.NettyServerClient.java

License:Apache License

private void pauseReceiver(boolean pause, Consumer<NetworkEndpoint<Object>> callback) {
    ChannelHandlerContext localCtx = this.handlerCtx;

    if (localCtx != null) {
        if (debug) {
            if (pause) {
                log.debug("Pausing inbound receiver [from={}, protocol={}]", address(), protocol);
            } else {
                log.debug("Resuming Pausing inbound receiver [from={}, protocol={}]", address(), protocol);
            }/*from www.ja va  2  s.  c  o  m*/
        }

        Channel channel = localCtx.channel();
        EventLoop eventLoop = channel.eventLoop();

        if (eventLoop.inEventLoop()) {
            channel.config().setAutoRead(!pause);

            notifyOnReceivePause(pause, callback, channel);
        } else {
            eventLoop.execute(() -> {
                channel.config().setAutoRead(!pause);

                notifyOnReceivePause(pause, callback, channel);
            });
        }
    } else if (callback != null) {
        callback.accept(this);
    }
}

From source file:io.nodyn.tcp.TCPWrap.java

License:Apache License

public void listen(int backlog) {
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(this.process.getEventLoop().getEventLoopGroup());
    bootstrap.channel(NioServerSocketChannel.class);
    bootstrap.childHandler(new ChannelInitializer<Channel>() {
        @Override/* w  ww . java 2s.  c o m*/
        protected void initChannel(Channel ch) throws Exception {
            ch.config().setAutoRead(false);
            //                ch.pipeline().addLast("debug", new DebugHandler("server"));
            ch.pipeline().addLast("emit.connection",
                    new ConnectionEventHandler(TCPWrap.this.process, TCPWrap.this));
            ch.pipeline().addLast("handle", new UnrefHandler(TCPWrap.this));
        }
    });
    this.channelFuture = bootstrap.bind(this.addr, this.port);
    this.channelFuture.addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            // TODO callback error
        }
    });

    ref();
}

From source file:io.nodyn.tcp.TCPWrap.java

License:Apache License

public void connect(String addr, int port) {
    Bootstrap bootstrap = new Bootstrap();
    bootstrap.group(this.process.getEventLoop().getEventLoopGroup());
    bootstrap.channel(NioSocketChannel.class);
    if (this.port >= 0) {
        if (this.addr != null) {
            bootstrap.localAddress(this.addr, this.port);
        } else {/* w ww.java  2  s .c  om*/
            bootstrap.localAddress(this.port);
        }
    }

    bootstrap.handler(new ChannelInitializer<Channel>() {
        @Override
        protected void initChannel(Channel ch) throws Exception {
            ch.config().setAutoRead(false);
            //ch.pipeline().addLast("debug", new DebugHandler("client"));
            ch.pipeline().addLast("emit.afterConnect",
                    new AfterConnectEventHandler(TCPWrap.this.process, TCPWrap.this));
            ch.pipeline().addLast("emit.eof", new EOFEventHandler(TCPWrap.this.process, TCPWrap.this));
            ch.pipeline().addLast("handle", new UnrefHandler(TCPWrap.this));
        }
    });

    this.channelFuture = bootstrap.connect(addr, port);
    this.channelFuture.addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            // TODO callback error
        }
    });
    ref();
}