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.lambdaworks.redis.server.MockTcpServer.java

License:Apache License

public void initialize(int port) throws InterruptedException {

    bossGroup = Resources.bossGroup;
    workerGroup = Resources.workerGroup;

    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).option(ChannelOption.SO_BACKLOG, 100)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override// ww w.j a  v  a2 s  .c om
                public void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline p = ch.pipeline();
                    // p.addLast(new LoggingHandler(LogLevel.INFO));

                    for (Supplier<? extends ChannelHandler> handler : handlers) {
                        p.addLast(handler.get());
                    }
                }
            });

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

    channel = f.channel();
}

From source file:com.lambdaworks.redis.server.RandomResponseServer.java

License:Apache License

public void initialize(int port) throws InterruptedException {

    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();

    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).option(ChannelOption.SO_BACKLOG, 100)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override//  www .  j a v  a  2s .  c  o m
                public void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline p = ch.pipeline();
                    // p.addLast(new LoggingHandler(LogLevel.INFO));
                    p.addLast(new RandomServerHandler());
                }
            });

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

    channel = f.channel();
}

From source file:com.lampard.netty4.frame.fault.TimeServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO//from  ww  w  .  ja  va 2 s.c o  m
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 1024).childHandler(new ChildChannelHandler());

        // ???
        ChannelFuture f = b.bind(port).sync();

        // ???
        f.channel().closeFuture().sync();

    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.lampard.netty4.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 {/* ww w.j  a  va 2  s.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 {
                        ch.pipeline().addLast("http-decoder", new HttpRequestDecoder()); // ??
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));// ???requestresponse
                        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.lampard.netty4.protocol.netty.client.NettyClient.java

License:Apache License

public void connect(int port, String host) throws Exception {

    // ?NIO//from  ww w  .  java 2s.c  om

    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 NettyMessageDecoder(1024 * 1024, 4, 4));
                        ch.pipeline().addLast("MessageEncoder", new NettyMessageEncoder());
                        ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(50));
                        ch.pipeline().addLast("LoginAuthHandler", new LoginAuthReqHandler());
                        ch.pipeline().addLast("HeartBeatHandler", new HeartBeatReqHandler());
                    }
                });
        // ??
        ChannelFuture future = b.connect(new InetSocketAddress(host, port),
                new InetSocketAddress(NettyConstant.LOCALIP, NettyConstant.LOCAL_PORT)).sync();
        // channelchannel
        // Returns the ChannelFuture which will be notified when this channel is closed. This method always returns the same future instance.
        future.channel().closeFuture().sync();
    } finally {
        // ????????
        executor.execute(new Runnable() {
            @Override
            public void run() {
                try {
                    TimeUnit.SECONDS.sleep(1);
                    try {
                        connect(NettyConstant.PORT, NettyConstant.REMOTEIP);// ???
                    } catch (Exception e) {
                        e.printStackTrace();
                    }
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
    }
}

From source file:com.lb.netty.protoc.SubReqClient.java

License:Apache License

public void connect(int port, String host) throws Exception {
    // ?NIO//from   ww w  .  j a  v  a2 s .c o m
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        System.out.println("12312312312312");
        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 {
                        System.out.println("123123123123123");
                        ch.pipeline().addLast(new ProtobufVarint32FrameDecoder());
                        ch.pipeline().addLast(
                                new ProtobufDecoder(SubscribeReqProto.SubscribeReq.getDefaultInstance()));
                        ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                        ch.pipeline().addLast(new ProtobufEncoder());
                        ch.pipeline().addLast(new SubReqClientHandler());
                    }
                });

        // ??
        ChannelFuture f = b.connect(host, port).sync();
        // 
        f.channel().closeFuture().sync();
    } finally {
        // NIO
        group.shutdownGracefully();
    }
}

From source file:com.lb.netty.protoc.SubReqServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO//from   w w  w.j  a va 2s .  c  om
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    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) {
                        ch.pipeline().addLast(new ProtobufVarint32FrameDecoder());
                        // protobuffer
                        ch.pipeline().addLast(
                                new ProtobufDecoder(SubscribeReqProto.SubscribeReq.getDefaultInstance()));
                        ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                        ch.pipeline().addLast(new ProtobufEncoder());
                        ch.pipeline().addLast(new SubReqServerHandler());
                    }
                });
        // ???
        ChannelFuture f = b.bind(port).sync();
        // ???
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.liferay.nativity.control.findersync.FSNativityControlImpl.java

License:Open Source License

@Override
public boolean connect() {
    if (_connected) {
        return true;
    }/*from w w  w .j  ava 2  s  . c  o  m*/

    _childEventLoopGroup = new NioEventLoopGroup();
    _parentEventLoopGroup = new NioEventLoopGroup();

    try {
        ServerBootstrap serverBootstrap = new ServerBootstrap();

        serverBootstrap.group(_parentEventLoopGroup, _childEventLoopGroup);

        serverBootstrap.channel(NioServerSocketChannel.class);

        ChannelInitializer channelInitializer = new ChannelInitializer<SocketChannel>() {

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

                DelimiterBasedFrameDecoder messageDecoder = new DelimiterBasedFrameDecoder(Integer.MAX_VALUE,
                        Delimiters.lineDelimiter());

                FinderSyncChannelHandler finderSyncChannelHandler = new FinderSyncChannelHandler();

                socketChannel.pipeline().addLast(messageDecoder, finderSyncChannelHandler);
            }
        };

        serverBootstrap.childHandler(channelInitializer);

        serverBootstrap.childOption(ChannelOption.SO_KEEPALIVE, true);

        ChannelFuture channelFuture = serverBootstrap.bind(0).sync();

        InetSocketAddress inetSocketAddress = (InetSocketAddress) channelFuture.channel().localAddress();

        _writePortToFile(inetSocketAddress.getPort());
    } catch (Exception e) {
        _logger.error(e.getMessage(), e);

        _connected = false;

        return false;
    }

    _connected = true;

    return true;
}

From source file:com.liferay.sync.engine.lan.server.discovery.LanDiscoveryBroadcaster.java

License:Open Source License

private void _initialize() throws Exception {
    _eventLoopGroup = new NioEventLoopGroup();

    Bootstrap bootstrap = new Bootstrap();

    bootstrap.channel(NioDatagramChannel.class);
    bootstrap.group(_eventLoopGroup);//ww  w  .j a va2s. c o m
    bootstrap.handler(new LanDiscoveryBroadcasterHandler());
    bootstrap.option(ChannelOption.SO_BROADCAST, true);

    ChannelFuture channelFuture = bootstrap.bind(0);

    try {
        channelFuture = channelFuture.sync();

        _channel = channelFuture.channel();
    } catch (InterruptedException ie) {
        _eventLoopGroup.shutdownGracefully();

        throw ie;
    }
}

From source file:com.liferay.sync.engine.lan.server.file.LanFileServer.java

License:Open Source License

public void start() throws Exception {
    _childEventLoopGroup = new NioEventLoopGroup();
    _parentEventLoopGroup = new NioEventLoopGroup(1);

    ServerBootstrap serverBootstrap = new ServerBootstrap();

    serverBootstrap.group(_parentEventLoopGroup, _childEventLoopGroup);
    serverBootstrap.channel(NioServerSocketChannel.class);

    _syncTrafficShapingHandler = new SyncTrafficShapingHandler(_childEventLoopGroup);

    _lanFileServerInitializer = new LanFileServerInitializer(_syncTrafficShapingHandler);

    serverBootstrap.childHandler(_lanFileServerInitializer);

    serverBootstrap.childOption(ChannelOption.SO_KEEPALIVE, true);

    ChannelFuture channelFuture = serverBootstrap.bind(PropsValues.SYNC_LAN_SERVER_PORT);

    try {/* ww  w  . java  2s.  c o m*/
        channelFuture.sync();
    } catch (Exception e) {

        // Compiling fails when directly catching BindException. Netty seems
        // to throw an undeclared exception.

        if (e instanceof BindException) {
            channelFuture = serverBootstrap.bind(0);

            channelFuture.sync();
        } else {
            throw e;
        }
    }

    Channel channel = channelFuture.channel();

    InetSocketAddress inetSocketAddress = (InetSocketAddress) channel.localAddress();

    _port = inetSocketAddress.getPort();

    channelFuture.sync();

    Runnable runnable = new Runnable() {

        @Override
        public void run() {
            long count = SyncFileService.getSyncFilesCount(SyncFile.UI_EVENT_DOWNLOADING,
                    SyncFile.UI_EVENT_UPLOADING);

            long writeDelay = 0;

            if (count > 0) {
                _syncTrafficShapingHandler.setWriteDelay(PropsValues.SYNC_LAN_SERVER_WRITE_DELAY);
            }

            _syncTrafficShapingHandler.setWriteDelay(writeDelay);
        }

    };

    ScheduledExecutorService scheduledExecutorService = LanEngine.getScheduledExecutorService();

    scheduledExecutorService.scheduleWithFixedDelay(runnable, 0, 500, TimeUnit.MILLISECONDS);
}