Example usage for io.netty.channel ChannelFuture channel

Introduction

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

Prototype

Channel channel();

Source Link

Document

Returns a channel where the I/O operation associated with this future takes place.

Usage

From source file:com.flysoloing.learning.network.netty.udt.echo.rendezvous.MsgEchoPeerBase.java

License:Apache License

public void run() throws Exception {
    // Configure the peer.
    final ThreadFactory connectFactory = new DefaultThreadFactory("rendezvous");
    final NioEventLoopGroup connectGroup = new NioEventLoopGroup(1, connectFactory,
            NioUdtProvider.MESSAGE_PROVIDER);
    try {/*from   www  . j av a  2s.co  m*/
        final Bootstrap boot = new Bootstrap();
        boot.group(connectGroup).channelFactory(NioUdtProvider.MESSAGE_RENDEZVOUS)
                .handler(new ChannelInitializer<UdtChannel>() {
                    @Override
                    public void initChannel(final UdtChannel ch) throws Exception {
                        ch.pipeline().addLast(new LoggingHandler(LogLevel.INFO),
                                new MsgEchoPeerHandler(messageSize));
                    }
                });
        // Start the peer.
        final ChannelFuture f = boot.connect(peer, self).sync();
        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down the event loop to terminate all threads.
        connectGroup.shutdownGracefully();
    }
}

---

From source file:com.flysoloing.learning.network.netty.udt.echo.rendezvousBytes.ByteEchoPeerBase.java

License:Apache License

public void run() throws Exception {
    final ThreadFactory connectFactory = new DefaultThreadFactory("rendezvous");
    final NioEventLoopGroup connectGroup = new NioEventLoopGroup(1, connectFactory,
            NioUdtProvider.BYTE_PROVIDER);
    try {//ww  w .  ja  va  2s  . co m
        final Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(connectGroup).channelFactory(NioUdtProvider.BYTE_RENDEZVOUS)
                .handler(new ChannelInitializer<UdtChannel>() {
                    @Override
                    protected void initChannel(UdtChannel ch) throws Exception {
                        ch.pipeline().addLast(new LoggingHandler(LogLevel.INFO),
                                new ByteEchoPeerHandler(messageSize));
                    }
                });
        final ChannelFuture future = bootstrap.connect(peerAddress, myAddress).sync();
        future.channel().closeFuture().sync();
    } finally {
        connectGroup.shutdownGracefully();
    }
}

---

From source file:com.foilen.smalltools.net.netty.NettyServer.java

License:Open Source License

/**
 * Start the server./*ww w. j a va2s  . c  o m*/
 *
 * @param port
 *            the port to listen on (0 for a random port ; get it with {@link #getPort()})
 * @param trustedCertificates
 *            (optional) the certificate to trust connections from
 * @param certificate
 *            (optional) the server's certificate
 * @param channelHandlerContainers
 *            the channel handlers for the incoming connections
 */
public void start(final int port, final RSATrustedCertificates trustedCertificates,
        final RSACertificate certificate, final List<ChannelHandlerContainer> channelHandlerContainers) {

    AssertTools.assertNull(thread, "Server is already started");

    final CountDownLatch countDownLatch = new CountDownLatch(1);
    thread = new Thread(() -> {
        try {
            ServerBootstrap serverBootstrap = new ServerBootstrap();
            serverBootstrap.group(NettyCommon.EVENT_LOOP_GROUP, NettyCommon.EVENT_LOOP_GROUP);
            serverBootstrap.channel(NioServerSocketChannel.class);

            serverBootstrap.childHandler(new ChannelInitializer<SocketChannel>() {

                @Override
                protected void initChannel(SocketChannel socketChannel) throws Exception {

                    InetSocketAddress remoteAddress = socketChannel.remoteAddress();
                    logger.info("Got a connection from {}:{}", remoteAddress.getHostName(),
                            remoteAddress.getPort());

                    // Add sslCtx if needed
                    if (trustedCertificates != null || certificate != null) {
                        TrustManagerFactory trustManagerFactory = trustedCertificates == null ? null
                                : RSATools.createTrustManagerFactory(trustedCertificates);
                        KeyManagerFactory keyManagerFactory = certificate == null ? null
                                : RSATools.createKeyManagerFactory(certificate);

                        CipherSuiteFilter cipherFilter = IdentityCipherSuiteFilter.INSTANCE;
                        SslContext sslCtx = SslContext.newServerContext(SslProvider.JDK, null,
                                trustManagerFactory, null, null, null, keyManagerFactory, null, cipherFilter,
                                null, 0, 0);
                        SslHandler sslHandler = sslCtx.newHandler(socketChannel.alloc());

                        if (trustManagerFactory == null) {
                            logger.debug("Will not verify client's identity");
                        } else {
                            logger.debug("Will verify client's identity");
                            SSLEngine sslEngine = sslHandler.engine();
                            sslEngine.setNeedClientAuth(true);
                        }

                        socketChannel.pipeline().addLast(sslHandler);
                    }

                    // Add the channel handlers
                    for (ChannelHandlerContainer channelHandlerContainer : channelHandlerContainers) {
                        socketChannel.pipeline()
                                .addLast(ReflectionTools.instantiate(
                                        channelHandlerContainer.getChannelHandlerClass(),
                                        channelHandlerContainer.getConstructorParams()));
                    }
                }
            }) //
                    .option(ChannelOption.SO_BACKLOG, 128) //
                    .childOption(ChannelOption.SO_KEEPALIVE, true);

            bindedPort = port;
            logger.info("Server on port {} is starting...", port);
            ChannelFuture channelFuture = serverBootstrap.bind(port).sync();
            SocketAddress socketAddress = channelFuture.channel().localAddress();
            if (socketAddress instanceof InetSocketAddress) {
                InetSocketAddress inetSocketAddress = (InetSocketAddress) socketAddress;
                bindedPort = inetSocketAddress.getPort();
            }
            logger.info("Server on port {} is started", bindedPort);
            countDownLatch.countDown();
            channelFuture.channel().closeFuture().sync();
        } catch (InterruptedException e) {
            logger.info("Server on port {} is interrupted", bindedPort);
        } finally {
            countDownLatch.countDown();
        }
        logger.info("Server on port {} is stopped", bindedPort);
    });
    thread.setName("Netty Server-" + bindedPort);
    thread.start();

    try {
        countDownLatch.await();
    } catch (InterruptedException e) {
        logger.error("Interrupted while waiting for the server to start");
    }
}

---

From source file:com.frank.netty.protocol.http.fileServer.HttpFileServer.java

License:Apache License

public void run(final int port, final String url) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from   w w w  .  j  a  v  a 2s .  co m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast("http-decoder", new HttpRequestDecoder());
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        ch.pipeline().addLast("fileServerHandler", new HttpFileServerHandler(url));
                    }
                });
        ChannelFuture future = b.bind("192.168.1.102", port).sync();
        System.out.println(
                "HTTP??? : " + "http://192.168.1.102:" + port + url);
        future.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:com.friz.update.network.UpdateSessionContext.java

License:Open Source License

public void writeSuccess(int status) {
    channel.writeAndFlush(new UpdateResponseEvent(status)).addListener(new ChannelFutureListener() {
        @Override/*from   w ww  . jav  a2s .c  o  m*/
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                ChannelPipeline p = future.channel().pipeline();
                p.remove(UpdateInitDecoder.class);
                p.remove(UpdateInitEncoder.class);

                p.addFirst(XorEncoder.class.getName(), new XorEncoder());
                p.addFirst(UpdateEncoder.class.getName(), new UpdateEncoder());
                p.addFirst(UpdateDecoder.class.getName(), new UpdateDecoder());

                handshakeComplete = true;
            }
        }
    });
}

---

From source file:com.gdut.Netty_testing.time_server.client.TimeClient.java

License:Apache License

/**
 * /*from w  w w .java2  s  .c  o  m*/
 * @Title: main
 * @Description: TODO
 * @param @param args
 * @param @throws Exception
 * @return void
 * @throws
 */
public static void main(String[] args) throws Exception {
    // Configure SSL.git
    final SslContext sslCtx;
    if (SSL) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    // Configure the client.
    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 TimeDecoder(), new TimeClientHandler(),
                                new TimeOutBoundHandler(), new LoggingHandler(LogLevel.INFO));
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT).sync();
        // channel.connect(remoteAddress, promise);
        // ?connect()??OutboundHandler
        // ?InboundHandlerlogic???
        // ??
        // InboundHandler?writeAndFlush(Object
        // msg)??OutBoundHandler
        // ??  ctx.write(encoded, promise);
        // writeAndFlush(Object msg)
        // ?InboundHandler  decoder?
        // ?TimeClientHandler()Handler,
        // ctx.close();?OutBoundHandler ?

        Thread.sleep(9000);
        // 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.gdut.Netty_testing.time_server.server.TimeServer.java

License:Apache License

/**
 * /*from  www  . ja v  a  2  s. co m*/
 * @Title: main
 * @Description: TODO
 * @param @param args
 * @param @throws Exception
 * @return void
 * @throws
 */
public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        p.addLast(new LoggingHandler(LogLevel.INFO), new TimeEncoder(),
                                new TimeServerHandler());
                        // new TimeEncoder(),
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(PORT).sync();
        f.addListener(new GenericFutureListener<Future<? super Void>>() {

            public void operationComplete(Future<? super Void> future) throws Exception {
                // TODO Auto-generated method stub
                System.out.println("success " + future.isSuccess());
            }
        });

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:com.gemstone.gemfire.redis.GemFireRedisServer.java

License:Apache License

/**
 * Helper method to start the server listening for connections. The
 * server is bound to the port specified by {@link GemFireRedisServer#serverPort}
 * /*from   ww w  .  jav a  2 s .  co m*/
 * @throws IOException
 * @throws InterruptedException
 */
private void startRedisServer() throws IOException, InterruptedException {
    ThreadFactory selectorThreadFactory = new ThreadFactory() {
        private final AtomicInteger counter = new AtomicInteger();

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setName("GemFireRedisServer-SelectorThread-" + counter.incrementAndGet());
            t.setDaemon(true);
            return t;
        }

    };

    ThreadFactory workerThreadFactory = new ThreadFactory() {
        private final AtomicInteger counter = new AtomicInteger();

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setName("GemFireRedisServer-WorkerThread-" + counter.incrementAndGet());
            return t;
        }

    };

    bossGroup = null;
    workerGroup = null;
    Class<? extends ServerChannel> socketClass = null;
    if (singleThreadPerConnection) {
        bossGroup = new OioEventLoopGroup(Integer.MAX_VALUE, selectorThreadFactory);
        workerGroup = new OioEventLoopGroup(Integer.MAX_VALUE, workerThreadFactory);
        socketClass = OioServerSocketChannel.class;
    } else {
        bossGroup = new NioEventLoopGroup(this.numSelectorThreads, selectorThreadFactory);
        workerGroup = new NioEventLoopGroup(this.numWorkerThreads, workerThreadFactory);
        socketClass = NioServerSocketChannel.class;
    }
    InternalDistributedSystem system = (InternalDistributedSystem) cache.getDistributedSystem();
    String pwd = system.getConfig().getRedisPassword();
    final byte[] pwdB = Coder.stringToBytes(pwd);
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(socketClass).childHandler(new ChannelInitializer<SocketChannel>() {
        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            if (logger.fineEnabled())
                logger.fine("GemFireRedisServer-Connection established with " + ch.remoteAddress());
            ChannelPipeline p = ch.pipeline();
            p.addLast(ByteToCommandDecoder.class.getSimpleName(), new ByteToCommandDecoder());
            p.addLast(ExecutionHandlerContext.class.getSimpleName(),
                    new ExecutionHandlerContext(ch, cache, regionCache, GemFireRedisServer.this, pwdB));
        }
    }).option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_RCVBUF, getBufferSize())
            .childOption(ChannelOption.SO_KEEPALIVE, true)
            .childOption(ChannelOption.CONNECT_TIMEOUT_MILLIS, GemFireRedisServer.connectTimeoutMillis)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);

    // Bind and start to accept incoming connections.
    ChannelFuture f = b.bind(new InetSocketAddress(getBindAddress(), serverPort)).sync();
    if (this.logger.infoEnabled()) {
        String logMessage = "GemFireRedisServer started {" + getBindAddress() + ":" + serverPort
                + "}, Selector threads: " + this.numSelectorThreads;
        if (this.singleThreadPerConnection)
            logMessage += ", One worker thread per connection";
        else
            logMessage += ", Worker threads: " + this.numWorkerThreads;
        this.logger.info(logMessage);
    }
    this.serverChannel = f.channel();
}

---

From source file:com.github.herong.rpc.netty.protobuf.demo1.ProtobufClient.java

License:Apache License

public void run() throws Exception {
    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {//from  w ww.j a v  a 2  s  . 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 {
                        ch.pipeline()

                                // 
                                .addLast("frameDecoder", new ProtobufVarint32FrameDecoder())
                                // 
                                .addLast("protobufDecoder",
                                        new ProtobufDecoder(AddressBookProtos.AddressBook.getDefaultInstance()))
                                // 
                                .addLast("frameEncoder", new ProtobufVarint32LengthFieldPrepender())
                                .addLast("protobufEncoder", new ProtobufEncoder())
                                // 
                                .addLast("handler", new ProtobufClientHandler());

                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(host, port).sync();

        sendMsg(f.channel());
        // 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.github.herong.rpc.netty.protobuf.demo1.ProtobufServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//  w  w  w .  j  a  v a  2s  . co  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline()
                                // 
                                .addLast("frameDecoder", new ProtobufVarint32FrameDecoder())
                                // 
                                .addLast("protobufDecoder",
                                        new ProtobufDecoder(AddressBookProtos.AddressBook.getDefaultInstance()))
                                // 
                                .addLast("frameEncoder", new ProtobufVarint32LengthFieldPrepender())
                                .addLast("protobufEncoder", new ProtobufEncoder())
                                // 
                                .addLast("handler", new ProtobufServerHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(port).sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• 43
• 44
• 45
• 46
• 47
• 48
• 49
• 50
• »