Example usage for io.netty.channel ChannelInitializer ChannelInitializer

List of usage examples for io.netty.channel ChannelInitializer ChannelInitializer

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Introduction

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

Prototype

ChannelInitializer

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Usage

From source file:com.kingmed.dp.lisclient.demo.DiscardServer.java

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from  w  w  w . ja  v  a2  s. com*/
        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(new DiscardServerHandler());
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).option(ChannelOption.SO_KEEPALIVE, true);
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.kixeye.kixmpp.p2p.node.NodeClient.java

License:Apache License

public void initialize(final String host, int port, final EventLoopGroup workerGroup,
        final MessageRegistry messageRegistry, final ChannelInboundHandlerAdapter channelListener)
        throws InterruptedException {
    // prepare connection
    Bootstrap boot = new Bootstrap();
    boot.group(workerGroup);//from  ww  w.j a va  2  s .c  o  m
    boot.channel(NioSocketChannel.class);
    boot.option(ChannelOption.SO_KEEPALIVE, true);
    boot.option(ChannelOption.TCP_NODELAY, true);
    boot.handler(new ChannelInitializer<SocketChannel>() {
        @Override
        protected void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline p = ch.pipeline();

            //p.addLast(new LoggingHandler());

            // encoders
            p.addLast(new LengthFieldPrepender(4));
            p.addLast(new ProtostuffEncoder(messageRegistry));

            // decoders
            p.addLast(new LengthFieldBasedFrameDecoder(0x100000, 0, 4, 0, 4));
            p.addLast(new ProtostuffDecoder(messageRegistry));
            p.addLast(channelListener);
        }
    });

    // connect
    channel = boot.connect(host, port).sync().channel();
}

From source file:com.kixeye.kixmpp.p2p.node.NodeServer.java

License:Apache License

public void initialize(final String host, final int port, final EventLoopGroup bossGroup,
        final EventLoopGroup workerGroup, final MessageRegistry messageRegistry,
        final ChannelInboundHandlerAdapter channelListener) {
    ServerBootstrap boot = new ServerBootstrap();
    boot.group(bossGroup, workerGroup);/*from  w ww.j a  v a 2 s  .c o  m*/
    boot.channel(NioServerSocketChannel.class);
    boot.option(ChannelOption.SO_BACKLOG, 32);
    boot.childOption(ChannelOption.SO_KEEPALIVE, true);
    boot.childOption(ChannelOption.TCP_NODELAY, true);
    boot.childHandler(new ChannelInitializer<SocketChannel>() {
        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline p = ch.pipeline();

            //p.addLast(new LoggingHandler());

            // encoders
            p.addLast(new LengthFieldPrepender(4));
            p.addLast(new ProtostuffEncoder(messageRegistry));

            // decoders
            p.addLast(new LengthFieldBasedFrameDecoder(0x100000, 0, 4, 0, 4));
            p.addLast(new ProtostuffDecoder(messageRegistry));
            p.addLast(channelListener);
        }
    });

    // start accepting connection
    try {
        logger.info("Starting NodeServer on [{}]...", port);

        if (host == null) {
            acceptChannel = boot.bind(port).sync().channel();
        } else {
            acceptChannel = boot.bind(host, port).sync().channel();
        }

        logger.info("NodeServer listening on [{}]...", port);
    } catch (InterruptedException e) {
        logger.error("Binding to port {} failed", port, e);
    }

}

From source file:com.kixeye.kixmpp.server.KixmppServer.java

License:Apache License

/**
 * Creates a new {@link KixmppServer} with the given ssl engine.
 * // w  w w .j  a v  a2s .co  m
 * @param bindAddress
 * @param domain
 */
public KixmppServer(InetSocketAddress bindAddress, String domain, InetSocketAddress clusterAddress,
        NodeDiscovery clusterDiscovery, boolean useEpollIfAvailable) {
    if (useEpollIfAvailable && OS.indexOf("nux") >= 0) {
        this.bootstrap = new ServerBootstrap().group(new EpollEventLoopGroup(), new EpollEventLoopGroup())
                .channel(EpollServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new KixmppCodec());
                        ch.pipeline().addLast(new KixmppServerMessageHandler());
                    }
                });
    } else {
        this.bootstrap = new ServerBootstrap().group(new NioEventLoopGroup(), new NioEventLoopGroup())
                .channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new KixmppCodec());
                        ch.pipeline().addLast(new KixmppServerMessageHandler());
                    }
                });
    }

    this.cluster = new ClusterClient(this, clusterAddress.getHostName(), clusterAddress.getPort(),
            clusterDiscovery, 300000, bootstrap.group());
    this.cluster.getMessageRegistry().addCustomMessage(1, RoomBroadcastTask.class);
    this.cluster.getMessageRegistry().addCustomMessage(2, RoomPresenceBroadcastTask.class);
    this.cluster.getMessageRegistry().addCustomMessage(3, PrivateChatTask.class);
    this.cluster.getMessageRegistry().addCustomMessage(4, GetMucRoomNicknamesRequest.class);
    this.cluster.getMessageRegistry().addCustomMessage(5, GetMucRoomNicknamesResponse.class);
    this.mapReduce = new MapReduceTracker(this, bootstrap.group());
    this.channels = new DefaultChannelGroup("All Channels", GlobalEventExecutor.INSTANCE);

    this.bindAddress = bindAddress;
    this.domain = domain.toLowerCase();
    this.eventEngine = new KixmppEventEngine();

    this.modulesToRegister.add(FeaturesKixmppServerModule.class.getName());
    this.modulesToRegister.add(SaslKixmppServerModule.class.getName());
    this.modulesToRegister.add(BindKixmppServerModule.class.getName());
    this.modulesToRegister.add(SessionKixmppServerModule.class.getName());
    this.modulesToRegister.add(PresenceKixmppServerModule.class.getName());
    this.modulesToRegister.add(MucKixmppServerModule.class.getName());
    this.modulesToRegister.add(RosterKixmppServerModule.class.getName());
    this.modulesToRegister.add(DiscoKixmppServerModule.class.getName());
    this.modulesToRegister.add(ChatKixmppServerModule.class.getName());
}

From source file:com.kixeye.kixmpp.server.KixmppServer.java

License:Apache License

/**
 * Enables the WebSocket port.//from  w w  w.ja  v a  2s.co m
 * 
 * @param webSocketAddress
 */
public KixmppServer enableWebSocket(InetSocketAddress webSocketAddress) {
    if (state.get() != State.STOPPED) {
        throw new IllegalStateException(
                String.format("The current state is [%s] but must be [STOPPED]", state.get()));
    }

    this.webSocketAddress = webSocketAddress;

    if (this.bootstrap.group() instanceof EpollEventLoopGroup
            && this.bootstrap.childGroup() instanceof EpollEventLoopGroup) {
        this.webSocketBootstrap = new ServerBootstrap()
                .group(this.bootstrap.group(), this.bootstrap.childGroup())
                .channel(EpollServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new HttpServerCodec());
                        ch.pipeline().addLast(new HttpObjectAggregator(65536));
                        ch.pipeline().addLast(new WebSocketServerHandler());
                        ch.pipeline().addLast(new KixmppWebSocketCodec());
                        ch.pipeline().addLast(new KixmppServerMessageHandler());
                    }
                });
    } else {
        this.webSocketBootstrap = new ServerBootstrap()
                .group(this.bootstrap.group(), this.bootstrap.childGroup())
                .channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new HttpServerCodec());
                        ch.pipeline().addLast(new HttpObjectAggregator(65536));
                        ch.pipeline().addLast(new WebSocketServerHandler());
                        ch.pipeline().addLast(new KixmppWebSocketCodec());
                        ch.pipeline().addLast(new KixmppServerMessageHandler());
                    }
                });
    }

    return this;
}

From source file:com.kradac.karview.netty.EchoServer.java

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  w ww .  jav  a  2  s .c  om*/
        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(new ReadTimeoutHandler(timeout * 60));
                        ch.pipeline().addLast(new MyDecoder());
                        ch.pipeline().addLast(new MyEncoder());
                        ch.pipeline().addLast(
                                //                                    new LoggingHandler(LogLevel.INFO),
                                new EchoServerHandler(t));
                    }
                });

        // Start the server.
        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();
    }
}

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/*  w w  w  .j a  va  2  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//ww  w .j  a v  a  2  s. 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.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  ww w. j a  v  a2 s .  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));// ???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  w  ww  .  j  ava2s.  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();
                }
            }
        });
    }
}