Example usage for io.netty.channel.socket SocketChannel closeFuture

List of usage examples for io.netty.channel.socket SocketChannel closeFuture

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Introduction

In this page you can find the example usage for io.netty.channel.socket SocketChannel closeFuture.

Prototype

ChannelFuture closeFuture();

Source Link

Document

Returns the ChannelFuture which will be notified when this channel is closed.

Usage

From source file:books.netty.protocol.websocket.server.WebSocketServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/* w ww  .  j  ava2s.c  o m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) {
                        ChannelPipeline pipeline = ch.pipeline();
                        pipeline.addLast("http-codec", new HttpServerCodec());
                        pipeline.addLast("aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        pipeline.addLast("handler", new WebSocketServerHandler());
                    }
                });

        Channel ch = b.bind(port).sync().channel();
        System.out.println("Web socket server started at port " + port + '.');
        System.out.println("Open your browser and navigate to http://localhost:" + port + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:ca.lambtoncollege.netty.webSocket.ClientWebSocket.java

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    final String host = uri.getHost() == null ? "127.0.0.1" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;/*from  www  .j a  va 2 s .  c o m*/
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = uri.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        System.err.println("Only WS(S) is supported.");
        return;
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        // Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
        // If you change it to V00, ping is not supported and remember to change
        // HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
        final ClientHandlerWebSocket handler = new ClientHandlerWebSocket(WebSocketClientHandshakerFactory
                .newHandshaker(uri, WebSocketVersion.V13, null, false, new DefaultHttpHeaders()));

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), handler);
            }
        });

        Channel ch = b.connect(uri.getHost(), port).sync().channel();
        handler.handshakeFuture().sync();

        BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String msg = console.readLine();
            if (msg == null) {
                break;
            } else if ("bye".equals(msg.toLowerCase())) {
                ch.writeAndFlush(new CloseWebSocketFrame());
                ch.closeFuture().sync();
                break;
            } else if ("ping".equals(msg.toLowerCase())) {
                WebSocketFrame frame = new PingWebSocketFrame(
                        Unpooled.wrappedBuffer(new byte[] { 8, 1, 8, 1 }));
                ch.writeAndFlush(frame);
            } else {
                WebSocketFrame frame = new TextWebSocketFrame(msg);
                ch.writeAndFlush(frame);
            }
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:chapter10.WebSocketServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/* w  w w .ja v  a  2s  .c  o m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline pipeline = ch.pipeline();
                        pipeline.addLast("http-codec", new HttpServerCodec());
                        pipeline.addLast("aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        pipeline.addLast("handler", new WebSocketServerHandler());
                    }
                });

        Channel ch = b.bind(port).sync().channel();
        System.out.println("Web socket server started at port " + port + '.');
        System.out.println("Open your browser and navigate to http://localhost:" + port + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:cn.npt.net.websocket.WebSocketClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "ws" : uri.getScheme();
    final String host = uri.getHost() == null ? "192.168.20.71" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;// ww w . jav a  2  s  .  co m
        } else if ("wss".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = uri.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        System.err.println("Only WS(S) is supported.");
        return;
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        // Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
        // If you change it to V00, ping is not supported and remember to change
        // HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
        final BaseWebSocketClientHandler handler = new EchoWebSocketClientHandler(
                WebSocketClientHandshakerFactory.newHandshaker(uri, WebSocketVersion.V13, null, false,
                        new DefaultHttpHeaders()));

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), handler);
            }
        });

        Channel ch = b.connect(uri.getHost(), port).sync().channel();
        handler.handshakeFuture().sync();

        BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String msg = console.readLine();
            if (msg == null) {
                break;
            } else if ("bye".equals(msg.toLowerCase())) {
                ch.writeAndFlush(new CloseWebSocketFrame());
                ch.closeFuture().sync();
                break;
            } else if ("ping".equals(msg.toLowerCase())) {
                WebSocketFrame frame = new PingWebSocketFrame(
                        Unpooled.wrappedBuffer(new byte[] { 8, 1, 8, 1 }));
                ch.writeAndFlush(frame);
            } else {
                WebSocketFrame frame = new TextWebSocketFrame(msg);
                ch.writeAndFlush(frame);
            }
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.addthis.hydra.query.web.QueryServerInitializer.java

License:Apache License

@Override
protected void initChannel(final SocketChannel ch) throws Exception {
    ChannelPipeline pipeline = ch.pipeline();
    if (log.isTraceEnabled()) {
        log.trace("New socket connection {}", ch);
        ch.closeFuture().addListener(new ChannelFutureListener() {
            @Override/*from w  w w.  jav a  2 s.  co m*/
            public void operationComplete(ChannelFuture future) throws Exception {
                log.trace("channel closed {}", ch);
            }
        });
    }
    pipeline.addLast("decoder", new HttpRequestDecoder(maxInitialLineLength, maxHeaderSize, maxChunkSize));
    pipeline.addLast("encoder", new HttpResponseEncoder());
    pipeline.addLast("aggregator", new HttpObjectAggregator(maxContentLength));
    // compression is neat, but a little buggy
    //        pipeline.addLast(ImmediateEventExecutor.INSTANCE, "compressor", new HttpContentCompressor());
    pipeline.addLast("query", httpQueryHandler);

}

From source file:com.aerofs.baseline.http.AcceptedChannelInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel channel) throws Exception {
    LOGGER.trace("{}: setup", Channels.getHexText(channel));

    // time how long channels live
    channel.closeFuture().addListener(new GenericFutureListener<Future<Void>>() {

        private final Timer.Context lifetimeContext = CHANNEL_LIFETIME_TIMER.time();

        @Override/*  www. java 2s  .c om*/
        public void operationComplete(Future<Void> future) throws Exception {
            lifetimeContext.stop();
        }
    });

    // create the channel pipeline
    channel.pipeline().addLast(new IdleTimeoutHandler(0, 0, (int) http.getIdleTimeout(), TimeUnit.MILLISECONDS),
            new HttpServerCodec(HTTP_MAX_INITIAL_LINE_LENGTH, HTTP_MAX_HEADER_SIZE, HTTP_MAX_CHUNK_SIZE, false),
            requestHeaderAssigner, new BufferingHttpObjectHandler(),
            new HttpRequestHandler(applicationHandler, baseUri, applicationExecutor, timer),
            finalInboundHandler);
}

From source file:com.ahanda.techops.noty.clientTest.Client.java

License:Apache License

public static void main(String[] args) throws Exception {
    if (args.length == 1) {
        System.setProperty("PINT.conf", args[0]);
    }//from  w ww. j a v  a  2 s  .c  om

    if (System.getProperty("PINT.conf") == null)
        throw new IllegalArgumentException();

    JsonNode config = null;
    Config cf = Config.getInstance();
    cf.setupConfig();

    String scheme = "http";
    String host = cf.getHttpHost();
    int port = cf.getHttpPort();

    if (port == -1) {
        port = 8080;
    }

    if (!"http".equalsIgnoreCase(scheme)) {
        l.warn("Only HTTP is supported.");
        return;
    }

    // Configure SSL context if necessary.
    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline p = ch.pipeline();
                p.addLast(new HttpClientCodec());
                // p.addLast( "decoder", new HttpResponseDecoder());
                // p.addLast( "encoder", new HttpRequestEncoder());

                // Remove the following line if you don't want automatic content decompression.
                // p.addLast(new HttpContentDecompressor());

                // Uncomment the following line if you don't want to handle HttpContents.
                p.addLast(new HttpObjectAggregator(10485760));

                p.addLast(new ClientHandler());
            }
        });

        // Make the connection attempt.
        Channel ch = b.connect(host, port).sync().channel();

        ClientHandler client = new ClientHandler();
        client.login(ch, ClientHandler.credential);
        // ClientHandler.pubEvent( ch, ClientHandler.event );

        // Wait for the server to close the connection.
        ch.closeFuture().sync();
        l.info("Closing Client side Connection !!!");
    } finally {
        // Shut down executor threads to exit.
        group.shutdownGracefully();
    }
}

From source file:com.allanbank.mongodb.netty.NettyChannelInit.java

License:Apache License

/**
 * {@inheritDoc}/*from   ww w  .  j  av a 2 s . c o m*/
 * <p>
 * Overridden to initialize the channel's processing pipeline.
 * </p>
 */
@Override
public void initChannel(final SocketChannel ch) throws Exception {

    final ChannelPipeline pipeline = ch.pipeline();

    // Make sure we know when the connection gets closed.
    ch.closeFuture().addListener(new NettyCloseListener(myResponseListener));

    SSLEngine engine = null;
    final SocketFactory socketFactory = myClientConfig.getSocketFactory();
    if (socketFactory instanceof SslEngineFactory) {

        final SslEngineFactory factory = (SslEngineFactory) socketFactory;
        engine = factory.createSSLEngine();

    } else if (socketFactory instanceof SSLSocketFactory) {
        engine = createVanillaEngine((SSLSocketFactory) socketFactory);
    }

    if (engine != null) {
        engine.setUseClientMode(true);

        final SslHandler handler = new SslHandler(engine, false /* startTLS */);
        pipeline.addLast("ssl", handler);

        if (socketFactory instanceof SocketConnectionListener) {
            handler.handshakeFuture().addListener(new NettyTlsConnectionCompletedListener(
                    (SocketConnectionListener) socketFactory, engine, ch));
        }
    }

    // Read side.
    pipeline.addLast("readTimeoutHandler",
            new ReadTimeoutHandler(myClientConfig.getReadTimeout(), TimeUnit.MILLISECONDS));
    pipeline.addLast("bufToMessageHandler", new ByteToMessageDecoder(myDecoderCache));
    pipeline.addLast("replyHandler", new NettyReplyHandler(myResponseListener));
}

From source file:com.cmz.http.websocketx.client.WebSocketClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "ws" : uri.getScheme();
    final String host = uri.getHost() == null ? "127.0.0.1" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;// w w w. j ava2s  .  c om
        } else if ("wss".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = uri.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        System.err.println("Only WS(S) is supported.");
        return;
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        // Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
        // If you change it to V00, ping is not supported and remember to change
        // HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
        final WebSocketClientHandler handler = new WebSocketClientHandler(WebSocketClientHandshakerFactory
                .newHandshaker(uri, WebSocketVersion.V13, null, true, new DefaultHttpHeaders()));

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192),
                        WebSocketClientCompressionHandler.INSTANCE, handler);
            }
        });

        Channel ch = b.connect(uri.getHost(), port).sync().channel();
        handler.handshakeFuture().sync();

        BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String msg = console.readLine();
            if (msg == null) {
                break;
            } else if ("bye".equals(msg.toLowerCase())) {
                ch.writeAndFlush(new CloseWebSocketFrame());
                ch.closeFuture().sync();
                break;
            } else if ("ping".equals(msg.toLowerCase())) {
                WebSocketFrame frame = new PingWebSocketFrame(
                        Unpooled.wrappedBuffer(new byte[] { 8, 1, 8, 1 }));
                ch.writeAndFlush(frame);
            } else {
                WebSocketFrame frame = new TextWebSocketFrame(msg);
                ch.writeAndFlush(frame);
            }
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.digitalpetri.modbus.slave.ModbusTcpSlave.java

License:Apache License

public CompletableFuture<ModbusTcpSlave> bind(String host, int port) {
    CompletableFuture<ModbusTcpSlave> bindFuture = new CompletableFuture<>();

    ServerBootstrap bootstrap = new ServerBootstrap();

    ChannelInitializer<SocketChannel> initializer = new ChannelInitializer<SocketChannel>() {
        @Override/*from   w  w w  .ja  va2s  .c om*/
        protected void initChannel(SocketChannel channel) throws Exception {
            channelCounter.inc();
            logger.info("channel initialized: {}", channel);

            channel.pipeline().addLast(new LoggingHandler(LogLevel.TRACE));
            channel.pipeline()
                    .addLast(new ModbusTcpCodec(new ModbusResponseEncoder(), new ModbusRequestDecoder()));
            channel.pipeline().addLast(new ModbusTcpSlaveHandler(ModbusTcpSlave.this));

            channel.closeFuture().addListener(future -> channelCounter.dec());
        }
    };

    config.getBootstrapConsumer().accept(bootstrap);

    bootstrap.group(config.getEventLoop()).channel(NioServerSocketChannel.class)
            .handler(new LoggingHandler(LogLevel.DEBUG)).childHandler(initializer)
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);

    bootstrap.bind(host, port).addListener((ChannelFuture future) -> {
        if (future.isSuccess()) {
            Channel channel = future.channel();
            serverChannels.put(channel.localAddress(), channel);
            bindFuture.complete(ModbusTcpSlave.this);
        } else {
            bindFuture.completeExceptionally(future.cause());
        }
    });

    return bindFuture;
}