Example usage 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(EventExecutorGroup group, ChannelHandler... handlers);

Source Link

Document

Inserts ChannelHandler s at the last position of this pipeline.

Usage

From source file:com.mstfdryl.nettychat.ChatClientInitializer.java

@Override
protected void initChannel(SocketChannel c) throws Exception {
    ChannelPipeline pipeline = c.pipeline();

    pipeline.addLast("framer", new DelimiterBasedFrameDecoder(8192, Delimiters.lineDelimiter()));
    pipeline.addLast("decoder", new StringDecoder());
    pipeline.addLast("encoder", new StringEncoder());

    pipeline.addLast("handler", new ChatClientHandler());
}

From source file:com.mylearn.netty.sample.websocket.client.WebSocketClient.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {//  w w  w  . j av  a2  s.  c  o m
        Bootstrap b = new Bootstrap();
        String protocol = uri.getScheme();
        if (!"ws".equals(protocol)) {
            throw new IllegalArgumentException("Unsupported protocol: " + protocol);
        }

        HttpHeaders customHeaders = new DefaultHttpHeaders();
        customHeaders.add("MyHeader", "MyValue");

        // 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, customHeaders));

        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline pipeline = ch.pipeline();
                pipeline.addLast("http-codec", new HttpClientCodec());
                pipeline.addLast("aggregator", new HttpObjectAggregator(8192));
                pipeline.addLast("ws-handler", handler);
            }
        });

        System.out.println("WebSocket Client connecting");
        Channel ch = b.connect(uri.getHost(), uri.getPort()).sync().channel();
        handler.handshakeFuture().sync();

        // Send 10 messages and wait for responses
        System.out.println("WebSocket Client sending message");
        for (int i = 0; i < 10; i++) {
            ch.writeAndFlush(new TextWebSocketFrame("Message #" + i));
        }

        // Ping
        System.out.println("WebSocket Client sending ping");
        ch.writeAndFlush(new PingWebSocketFrame(Unpooled.copiedBuffer(new byte[] { 1, 2, 3, 4, 5, 6 })));

        // Close
        System.out.println("WebSocket Client sending close");
        ch.writeAndFlush(new CloseWebSocketFrame());

        // WebSocketClientHandler will close the connection when the server
        // responds to the CloseWebSocketFrame.
        ch.closeFuture().sync();
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.netiq.websockify.PortUnificationHandler.java

License:Apache License

private void enableSsl(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.getPipeline();

    Logger.getLogger(PortUnificationHandler.class.getName())
            .fine("SSL request from " + ctx.getChannel().getRemoteAddress() + ".");

    SSLEngine engine = WebsockifySslContext.getInstance(keystore, keystorePassword).getServerContext()
            .createSSLEngine();//  w  w  w .  j a v a 2  s .  c o  m
    engine.setUseClientMode(false);

    p.addLast("ssl", new SslHandler(engine));
    p.addLast("unificationA", new PortUnificationHandler(cf, resolver, SSLSetting.OFF, keystore,
            keystorePassword, webDirectory, ctx));
    p.remove(this);
}

From source file:com.netiq.websockify.PortUnificationHandler.java

License:Apache License

private void switchToWebsocketProxy(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.getPipeline();

    Logger.getLogger(PortUnificationHandler.class.getName())
            .fine("Websocket proxy request from " + ctx.getChannel().getRemoteAddress() + ".");

    p.addLast("decoder", new HttpRequestDecoder());
    p.addLast("aggregator", new HttpChunkAggregator(65536));
    p.addLast("encoder", new HttpResponseEncoder());
    p.addLast("chunkedWriter", new ChunkedWriteHandler());
    p.addLast("handler", new WebsockifyProxyHandler(cf, resolver, webDirectory));
    p.remove(this);
}

From source file:com.netiq.websockify.PortUnificationHandler.java

License:Apache License

private void switchToFlashPolicy(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.getPipeline();

    Logger.getLogger(PortUnificationHandler.class.getName())
            .fine("Flash policy request from " + ctx.getChannel().getRemoteAddress() + ".");

    p.addLast("flash", new FlashPolicyHandler());

    p.remove(this);
}

From source file:com.netiq.websockify.PortUnificationHandler.java

License:Apache License

private void switchToDirectProxy(ChannelHandlerContext ctx) {
    ChannelPipeline p = ctx.getPipeline();

    Logger.getLogger(PortUnificationHandler.class.getName())
            .fine("Direct proxy request from " + ctx.getChannel().getRemoteAddress() + ".");

    p.addLast("proxy", new DirectProxyHandler(ctx.getChannel(), cf, resolver));

    p.remove(this);
}

From source file:com.nettyhttpserver.server.NettyServerInitializer.java

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    ChannelPipeline p = ch.pipeline();
    p.addLast("codec", new HttpServerCodec());
    p.addLast("traffic",
            new NettyChannelTrafficShapingHandler(AbstractTrafficShapingHandler.DEFAULT_CHECK_INTERVAL));
    p.addLast("handler", new NettyServerHandler());
}

From source file:com.ning.http.client.providers.netty_4.NettyAsyncHttpProvider.java

License:Apache License

void configureNetty() {
    Map<String, ChannelOption<Object>> optionMap = new HashMap<String, ChannelOption<Object>>();
    for (Field field : ChannelOption.class.getDeclaredFields()) {
        if (field.getType().isAssignableFrom(ChannelOption.class)) {
            field.setAccessible(true);//  w ww.j  av  a 2s .  c  o m
            try {
                optionMap.put(field.getName(), (ChannelOption<Object>) field.get(null));
            } catch (IllegalAccessException ex) {
                throw new Error(ex);
            }
        }
    }

    if (asyncHttpProviderConfig != null) {
        for (Entry<String, Object> entry : asyncHttpProviderConfig.propertiesSet()) {
            ChannelOption<Object> key = optionMap.get(entry.getKey());
            Object value = entry.getValue();
            plainBootstrap.option(key, value);
            webSocketBootstrap.option(key, value);
            secureBootstrap.option(key, value);
            secureWebSocketBootstrap.option(key, value);
        }
    }

    plainBootstrap.handler(createPlainPipelineFactory());
    // DefaultChannelFuture.setUseDeadLockChecker(false);

    if (asyncHttpProviderConfig != null) {
        executeConnectAsync = asyncHttpProviderConfig.isAsyncConnect();
        if (!executeConnectAsync) {
            // DefaultChannelFuture.setUseDeadLockChecker(true);
        }
    }

    webSocketBootstrap.handler(new ChannelInitializer() {
        /* @Override */
        protected void initChannel(Channel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast("ws-decoder", new HttpResponseDecoder());
            pipeline.addLast("ws-encoder", new HttpRequestEncoder());
            pipeline.addLast("httpProcessor", NettyAsyncHttpProvider.this);
        }
    });
}

From source file:com.ning.http.client.providers.netty_4.NettyAsyncHttpProvider.java

License:Apache License

protected ChannelInitializer createPlainPipelineFactory() {
    return new ChannelInitializer() {

        /* @Override */
        protected void initChannel(Channel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();

            pipeline.addLast(HTTP_HANDLER, newHttpClientCodec());

            if (config.getRequestCompressionLevel() > 0) {
                pipeline.addLast("deflater", new HttpContentCompressor(config.getRequestCompressionLevel()));
            }//from  w w w . j a  v  a 2  s . com

            if (config.isCompressionEnabled()) {
                pipeline.addLast("inflater", new HttpContentDecompressor());
            }
            pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
            pipeline.addLast("httpProcessor", NettyAsyncHttpProvider.this);
        }
    };
}

From source file:com.ning.http.client.providers.netty_4.NettyAsyncHttpProvider.java

License:Apache License

void constructSSLPipeline(final NettyConnectListener<?> cl) {

    secureBootstrap.handler(new ChannelInitializer() {
        /* @Override */
        protected void initChannel(Channel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();

            try {
                pipeline.addLast(SSL_HANDLER, new SslHandler(createSSLEngine()));
            } catch (Throwable ex) {
                abort(cl.future(), ex);//from   ww  w . j  a  v  a  2s . c  o  m
            }

            pipeline.addLast(HTTP_HANDLER, newHttpClientCodec());

            if (config.isCompressionEnabled()) {
                pipeline.addLast("inflater", new HttpContentDecompressor());
            }
            pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
            pipeline.addLast("httpProcessor", NettyAsyncHttpProvider.this);
        }
    });

    secureWebSocketBootstrap.handler(new ChannelInitializer() {

        /* @Override */
        protected void initChannel(Channel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();

            try {
                pipeline.addLast(SSL_HANDLER, new SslHandler(createSSLEngine()));
            } catch (Throwable ex) {
                abort(cl.future(), ex);
            }

            pipeline.addLast("ws-decoder", new HttpResponseDecoder());
            pipeline.addLast("ws-encoder", new HttpRequestEncoder());
            pipeline.addLast("httpProcessor", NettyAsyncHttpProvider.this);
        }
    });
}