Examples with Bootstrap io.netty.bootstrap.Bootstrap used on opensource projects

Example 11 with Bootstrap

use of io.netty.bootstrap.Bootstrap in project netty by netty.

the class MemcacheClient method main.

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        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();
    }
}

Example 12 with Bootstrap

use of io.netty.bootstrap.Bootstrap in project netty by netty.

the class HexDumpProxyFrontendHandler method channelActive.

@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 HexDumpProxyBackendHandler(inboundChannel)).option(ChannelOption.AUTO_READ, false);
    ChannelFuture f = b.connect(remoteHost, remotePort);
    outboundChannel = f.channel();
    f.addListener(new ChannelFutureListener() {

        @Override
        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();
            }
        }
    });
}

Example 13 with Bootstrap

use of io.netty.bootstrap.Bootstrap in project netty by netty.

the class WebSocketClient method main.

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "ws" : uri.getScheme();
    final String host = uri.getHost() == null ? "127.0.0.1" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;
        } else if ("wss".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 = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } 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, true, 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), WebSocketClientCompressionHandler.INSTANCE, 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();
    }
}

Example 14 with Bootstrap

use of io.netty.bootstrap.Bootstrap in project netty by netty.

the class SpdyClient method main.

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).applicationProtocolConfig(new ApplicationProtocolConfig(Protocol.NPN, // NO_ADVERTISE is currently the only mode supported by both OpenSsl and JDK providers.
    SelectorFailureBehavior.NO_ADVERTISE, // ACCEPT is currently the only mode supported by both OpenSsl and JDK providers.
    SelectedListenerFailureBehavior.ACCEPT, ApplicationProtocolNames.SPDY_3_1, ApplicationProtocolNames.HTTP_1_1)).build();
    HttpResponseClientHandler httpResponseHandler = new HttpResponseClientHandler();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(workerGroup);
        b.channel(NioSocketChannel.class);
        b.option(ChannelOption.SO_KEEPALIVE, true);
        b.remoteAddress(HOST, PORT);
        b.handler(new SpdyClientInitializer(sslCtx, httpResponseHandler));
        // Start the client.
        Channel channel = b.connect().syncUninterruptibly().channel();
        System.out.println("Connected to " + HOST + ':' + PORT);
        // Create a GET request.
        HttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "");
        request.headers().set(HttpHeaderNames.HOST, HOST);
        request.headers().set(HttpHeaderNames.ACCEPT_ENCODING, HttpHeaderValues.GZIP);
        // Send the GET request.
        channel.writeAndFlush(request).sync();
        // Waits for the complete HTTP response
        httpResponseHandler.queue().take().sync();
        System.out.println("Finished SPDY HTTP GET");
        // Wait until the connection is closed.
        channel.close().syncUninterruptibly();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

Example 15 with Bootstrap

use of io.netty.bootstrap.Bootstrap in project netty by netty.

the class HttpUploadClient method main.

public static void main(String[] args) throws Exception {
    String postSimple, postFile, get;
    if (BASE_URL.endsWith("/")) {
        postSimple = BASE_URL + "formpost";
        postFile = BASE_URL + "formpostmultipart";
        get = BASE_URL + "formget";
    } else {
        postSimple = BASE_URL + "/formpost";
        postFile = BASE_URL + "/formpostmultipart";
        get = BASE_URL + "/formget";
    }
    URI uriSimple = new URI(postSimple);
    String scheme = uriSimple.getScheme() == null ? "http" : uriSimple.getScheme();
    String host = uriSimple.getHost() == null ? "127.0.0.1" : uriSimple.getHost();
    int port = uriSimple.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }
    if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
        System.err.println("Only HTTP(S) is supported.");
        return;
    }
    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }
    URI uriFile = new URI(postFile);
    File file = new File(FILE);
    if (!file.canRead()) {
        throw new FileNotFoundException(FILE);
    }
    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    // setup the factory: here using a mixed memory/disk based on size threshold
    // Disk if MINSIZE exceed
    HttpDataFactory factory = new DefaultHttpDataFactory(DefaultHttpDataFactory.MINSIZE);
    // should delete file on exit (in normal exit)
    DiskFileUpload.deleteOnExitTemporaryFile = true;
    // system temp directory
    DiskFileUpload.baseDirectory = null;
    // should delete file on exit (in normal exit)
    DiskAttribute.deleteOnExitTemporaryFile = true;
    // system temp directory
    DiskAttribute.baseDirectory = null;
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpUploadClientIntializer(sslCtx));
        // Simple Get form: no factory used (not usable)
        List<Entry<String, String>> headers = formget(b, host, port, get, uriSimple);
        if (headers == null) {
            factory.cleanAllHttpData();
            return;
        }
        // Simple Post form: factory used for big attributes
        List<InterfaceHttpData> bodylist = formpost(b, host, port, uriSimple, file, factory, headers);
        if (bodylist == null) {
            factory.cleanAllHttpData();
            return;
        }
        // Multipart Post form: factory used
        formpostmultipart(b, host, port, uriFile, factory, headers, bodylist);
    } finally {
        // Shut down executor threads to exit.
        group.shutdownGracefully();
        // Really clean all temporary files if they still exist
        factory.cleanAllHttpData();
    }
}