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.xx_dev.apn.socks.local.PortForwardProxyFrontendHandler.java

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) {
    final Channel inboundChannel = ctx.channel();

    // Start the connection attempt.
    Bootstrap b = new Bootstrap();
    b.group(inboundChannel.eventLoop()).channel(ctx.channel().getClass())
            .handler(new PortForwardProxyBackendInitializer(inboundChannel))
            .option(ChannelOption.AUTO_READ, false);
    ChannelFuture f = b.connect(remoteHost, remotePort);
    outboundChannel = f.channel();
    f.addListener(new ChannelFutureListener() {
        @Override/*from  ww w.ja va  2  s  .co  m*/
        public void operationComplete(ChannelFuture future) {
            if (future.isSuccess()) {
                // connection complete start to read first data
                logger.info("C: " + remoteHost + ":" + remotePort + ", T");
                inboundChannel.read();
            } else {
                logger.info("C: " + remoteHost + ":" + remotePort + ", F");
                inboundChannel.close();
            }
        }
    });
}

From source file:com.xx_dev.port_forwared.HexDumpProxyFrontendHandler.java

License:Apache License

@Override
public void channelActive(ChannelHandlerContext ctx) {
    final Channel inboundChannel = ctx.channel();

    // Start the connection attempt.
    Bootstrap b = new Bootstrap();
    b.group(inboundChannel.eventLoop()).channel(ctx.channel().getClass())
            .handler(new HexDumpProxyBackendInitializer(inboundChannel, remoteSsl))
            .option(ChannelOption.AUTO_READ, false);
    ChannelFuture f = b.connect(remoteHost, remotePort);
    outboundChannel = f.channel();
    f.addListener(new ChannelFutureListener() {
        @Override/* ww  w  .j a v  a  2  s  .co m*/
        public void operationComplete(ChannelFuture future) {
            if (future.isSuccess()) {
                // connection complete start to read first data
                inboundChannel.read();
            } else {
                // Close the connection if the connection attempt has failed.
                inboundChannel.close();
            }
        }
    });
}

From source file:com.yahoo.pulsar.client.impl.ConnectionPool.java

License:Apache License

private CompletableFuture<ClientCnx> createConnection(InetSocketAddress address, int connectionKey) {
    if (log.isDebugEnabled()) {
        log.debug("Connection for {} not found in cache", address);
    }//from  ww w .j  a va  2s .  c  om

    final CompletableFuture<ClientCnx> cnxFuture = new CompletableFuture<ClientCnx>();

    // Trigger async connect to broker
    bootstrap.connect(address).addListener((ChannelFuture future) -> {
        if (!future.isSuccess()) {
            cnxFuture.completeExceptionally(new PulsarClientException(future.cause()));
            cleanupConnection(address, connectionKey, cnxFuture);
            return;
        }

        log.info("[{}] Connected to server", future.channel());

        future.channel().closeFuture().addListener(v -> {
            // Remove connection from pool when it gets closed
            cleanupConnection(address, connectionKey, cnxFuture);
        });

        // We are connected to broker, but need to wait until the connect/connected handshake is
        // complete
        final ClientCnx cnx = (ClientCnx) future.channel().pipeline().get("handler");
        cnx.connectionFuture().thenRun(() -> {
            if (log.isDebugEnabled()) {
                log.debug("[{}] Connection handshake completed", cnx.channel());
            }
            cnxFuture.complete(cnx);
        }).exceptionally(exception -> {
            log.warn("[{}] Connection handshake failed: {}", cnx.channel(), exception.getMessage());
            cnxFuture.completeExceptionally(exception);
            cleanupConnection(address, connectionKey, cnxFuture);
            cnx.ctx().close();
            return null;
        });

    });

    return cnxFuture;
}

From source file:com.yeetor.androidcontrol.server.LocalServer.java

License:Open Source License

public void start() throws InterruptedException {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.SO_KEEPALIVE, true)
            .childHandler(new ChildChannel(new LocalServerWebsocketEventImp()));
    System.out.println("LocalServer will start at port: " + port);
    System.out.println("--------\r\n");
    ChannelFuture future = bootstrap.bind(port).sync();
    future.channel().closeFuture().sync();
}

From source file:com.yeetor.androidcontrol.server.RemoteServer.java

License:Open Source License

public void start() throws InterruptedException {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.SO_KEEPALIVE, true)
            .childHandler(new ChildChannel(new RemoteServerWebsocketEventImp()));
    System.out.println("RemoteServer will start at port: " + port);
    System.out.println("--------\r\n");
    ChannelFuture future = bootstrap.bind(port).sync();
    future.channel().closeFuture().sync();
}

From source file:com.yeetor.console.Console.java

License:Open Source License

/**
 * Console??//from   w w  w.  j a  va2  s .c  o  m
 * @param port
 */
public void listenOnTCP(int port) {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new Adapter());
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        ChannelFuture f = b.bind(port);

        f.channel().closeFuture().sync();
    } catch (InterruptedException e) {
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.yeetor.server.AndroidControlServer.java

License:Open Source License

public void listen(int port) throws InterruptedException {
    try {/*from ww  w .j  a  v a2s. co  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast("tcp", new TCPHandler());
                        ch.pipeline().addLast("http-codec", new HttpServerCodec());
                        ch.pipeline().addLast("aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        ch.pipeline().addLast("websocket", new WSHandler(new WSServer()));
                        ch.pipeline().addLast("http", new HTTPHandler(new HttpServer()));
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.zaradai.distributor.messaging.netty.NettyServer.java

License:Apache License

private void bindComplete(ChannelFuture channelFuture) {
    if (channelFuture.isSuccess()) {
        LOGGER.info("Listening on {}", channelFuture.channel().localAddress());
        serverChannelGroup.add(channelFuture.channel());
    } else {/*from  ww  w .j  a va  2 s . c om*/
        LOGGER.warn("Unable to listen", channelFuture.cause());
    }
}

From source file:com.zextras.modules.chat.server.LocalXmppConnectionProviderImpl.java

License:Open Source License

@Override
public Channel openConnection(String host, int port, final ChannelHandler channelHandler) throws IOException {
    ChannelHandler handler = new ChannelInitializer<SocketChannel>() {
        @Override//ww  w  .j a  va 2  s. c o m
        protected void initChannel(SocketChannel socketChannel) throws Exception {
            SSLEngine sslEngine = mZimbraSSLContextProvider.get().createSSLEngine();
            sslEngine.setUseClientMode(true);
            SslHandler sslHandler = new SslHandler(sslEngine);
            socketChannel.pipeline().addFirst("ssl", sslHandler);
            socketChannel.pipeline().addLast("handler", channelHandler);
        }
    };
    ChannelFuture channelFuture = new Bootstrap().channel(NioSocketChannel.class).group(new NioEventLoopGroup())
            .handler(handler).connect(host, port);

    try {
        channelFuture.sync();
        if (!channelFuture.isSuccess()) {
            throw channelFuture.cause();
        }

        return channelFuture.channel();
    } catch (Throwable t) {
        throw new IOException(t);
    }
}