Example usage for io.netty.channel ChannelPipeline addLast

List of usage examples for io.netty.channel ChannelPipeline addLast

Introduction

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

Prototype

ChannelPipeline addLast(ChannelHandler... handlers);

Source Link

Document

Inserts ChannelHandler s at the last position of this pipeline.

Usage

From source file:com.example.spring.boot.netty.TcpClient.java

License:Apache License

public void connectServer() {
    for (int i = 0; i < connNum; i++) {
        EventLoopGroup group = new NioEventLoopGroup();
        try {/*  w  ww .  ja  va  2s  . 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 {
                            ChannelPipeline p = ch.pipeline();
                            //p.addLast(new LoggingHandler(LogLevel.INFO));
                            p.addLast(new LineBasedFrameDecoder(1024));
                            p.addLast(new StringDecoder());
                            p.addLast(new TcpClientHandler(TcpClient.this));
                        }
                    });

            // Start the client.
            ChannelFuture f = b.connect(address.split(":")[0], Integer.parseInt(address.split(":")[1])).sync();

            // Wait until the connection is closed.
            //            f.channel().closeFuture().sync();
        } catch (Throwable e) {
            e.printStackTrace();
        } finally {
            // Shut down the event loop to terminate all threads.
            //            group.shutdownGracefully();
        }
    }
}

From source file:com.example.spring.boot.netty.TcpServer.java

License:Apache License

public void bind() {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from w  ww  .  ja va 2  s. c o  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 65535).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        //p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new LineBasedFrameDecoder(1024));
                        p.addLast(new StringDecoder());
                        p.addLast(TCP_SERVER_HANDLER);
                    }
                });

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

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

From source file:com.fanavard.challenge.client.websocket.WebSocketClient.java

License:Apache License

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   ww  w.  j a  v a 2  s.co 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 WebSocketClientHandler handler = new WebSocketClientHandler(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),
                        new WebSocketClientCompressionHandler(), 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.fanavard.challenge.server.websocket.server.WebSocketServerInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) throws Exception {
    ChannelPipeline pipeline = ch.pipeline();
    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc()));
    }//from  w ww  . j a  va 2 s.c o  m
    pipeline.addLast(new HttpServerCodec());
    pipeline.addLast(new HttpObjectAggregator(65536));
    pipeline.addLast(new WebSocketServerCompressionHandler());
    pipeline.addLast(new WebSocketServerHandler());
}

From source file:com.farsunset.cim.sdk.client.CIMConnectorManager.java

License:Apache License

private CIMConnectorManager() {

    bootstrap = new Bootstrap();
    loopGroup = new NioEventLoopGroup();
    bootstrap.group(loopGroup);/*from  w  w w. j  a  v  a  2s.c o  m*/
    bootstrap.channel(NioSocketChannel.class);
    bootstrap.option(ChannelOption.TCP_NODELAY, true);
    bootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, CONNECT_TIMEOUT);

    bootstrap.handler(new ChannelInitializer<SocketChannel>() {
        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast(new ClientMessageDecoder());
            pipeline.addLast(new ClientMessageEncoder());
            pipeline.addLast(new IdleStateHandler(READ_IDLE_TIME, 0, 0));
            pipeline.addLast(CIMConnectorManager.this);

        }
    });

}

From source file:com.fire.login.http.HttpServerInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline p = ch.pipeline();
    p.addLast(new HttpServerCodec());
    p.addLast(new HttpInboundHandler(dispatcher));
}

From source file:com.flysoloing.learning.network.netty.binary.MemcacheClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//w  w w . ja  v a  2 s  . c o m
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    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();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                }
                p.addLast(new BinaryMemcacheClientCodec());
                p.addLast(new BinaryMemcacheObjectAggregator(Integer.MAX_VALUE));
                p.addLast(new MemcacheClientHandler());
            }
        });

        // Start the connection attempt.
        Channel ch = b.connect(HOST, PORT).sync().channel();

        // Read commands from the stdin.
        System.out.println("Enter commands (quit to end)");
        System.out.println("get <key>");
        System.out.println("set <key> <value>");
        ChannelFuture lastWriteFuture = null;
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        for (;;) {
            String line = in.readLine();
            if (line == null) {
                break;
            }
            if ("quit".equals(line.toLowerCase())) {
                ch.close().sync();
                break;
            }
            // Sends the received line to the server.
            lastWriteFuture = ch.writeAndFlush(line);
        }

        // Wait until all messages are flushed before closing the channel.
        if (lastWriteFuture != null) {
            lastWriteFuture.sync();
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.flysoloing.learning.network.netty.factorial.FactorialClientInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline pipeline = ch.pipeline();

    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc(), FactorialClient.HOST, FactorialClient.PORT));
    }//from ww  w . jav  a  2  s . c o m

    // Enable stream compression (you can remove these two if unnecessary)
    pipeline.addLast(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    pipeline.addLast(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));

    // Add the number codec first,
    pipeline.addLast(new BigIntegerDecoder());
    pipeline.addLast(new NumberEncoder());

    // and then business logic.
    pipeline.addLast(new FactorialClientHandler());
}

From source file:com.flysoloing.learning.network.netty.factorial.FactorialServerInitializer.java

License:Apache License

@Override
public void initChannel(SocketChannel ch) {
    ChannelPipeline pipeline = ch.pipeline();

    if (sslCtx != null) {
        pipeline.addLast(sslCtx.newHandler(ch.alloc()));
    }/*from   w  ww .  j a  v a2s .  co m*/

    // Enable stream compression (you can remove these two if unnecessary)
    pipeline.addLast(ZlibCodecFactory.newZlibEncoder(ZlibWrapper.GZIP));
    pipeline.addLast(ZlibCodecFactory.newZlibDecoder(ZlibWrapper.GZIP));

    // Add the number codec first,
    pipeline.addLast(new BigIntegerDecoder());
    pipeline.addLast(new NumberEncoder());

    // and then business logic.
    // Please note we create a handler for every new channel
    // because it has stateful properties.
    pipeline.addLast(new FactorialServerHandler());
}

From source file:com.flysoloing.learning.network.netty.file.FileServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//from w ww . j a va 2s.c o  m
        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 StringEncoder(CharsetUtil.UTF_8), new LineBasedFrameDecoder(8192),
                                new StringDecoder(CharsetUtil.UTF_8), new ChunkedWriteHandler(),
                                new FileServerHandler());
                    }
                });

        // 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();
    }
}