Example usage for io.netty.channel EventLoopGroup shutdownGracefully

List of usage examples for io.netty.channel EventLoopGroup shutdownGracefully

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Introduction

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

Prototype

Future<?> shutdownGracefully();

Source Link

Document

Shortcut method for #shutdownGracefully(long,long,TimeUnit) with sensible default values.

Usage

From source file:com.brainlounge.zooterrain.netty.WebSocketServer.java

License:Apache License

public void run() throws Exception {

    final ZkStateObserver zkStateObserver = new ZkStateObserver(zkConnection);

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {// ww w  .j  av  a  2  s.com
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new WebSocketServerInitializer(zkStateObserver));

        Channel ch = b.bind(port).sync().channel();
        System.out.println("Zooterrain server started at port " + port + '.');

        zkStateObserver.start();

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }

}

From source file:com.bunjlabs.fuga.network.netty.NettyHttpServer.java

License:Apache License

@Override
public void start() {
    if (addr instanceof InetSocketAddress) {
        InetSocketAddress inetAddr = (InetSocketAddress) addr;
        log.info("Starting up HTTP server at {}{}{}/", "http://", inetAddr.getHostString(),
                inetAddr.getPort() == 80 ? "" : ":" + inetAddr.getPort());
    } else {//from  w  w  w  .j  av  a2s. c  o  m
        log.info("Starting up HTTP server");
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new NettyHttpServerInitializer(app));
        Channel ch = b.bind(addr).sync().channel();
        ch.closeFuture().sync();
    } catch (Exception ex) {
        log.error(ex);
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.caocao.nio.client.EchoClient.java

License:Apache License

public static void main(String[] args) throws Exception {

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {/* w  w w .j a  v a 2s  .c om*/
        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 MsgDecoder());
                        p.addLast(new MsgEncoder());
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect("127.0.0.1", 80).sync();

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

From source file:com.carlos.netty.server.ObjectEchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/* w ww .j  a  v  a 2s.  co m*/
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new EchoLoginHandler(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(), new StringDecoder(), new ObjectEchoServerHandler());
                    }
                });

        // Bind and start to accept incoming connections.
        b.bind(PORT).sync().channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.cat.netty.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {// w ww.  j  a  v a 2  s.co m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).childHandler(new ChannelInitializer<SocketChannel>() {
                    /*
                     * (non-Javadoc)
                     *
                     * @see
                     * io.netty.channel.ChannelInitializer#initChannel(io
                     * .netty.channel.Channel)
                     */
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(1024), new StringDecoder(CharsetUtil.UTF_8),
                                new FileServerHandler());
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        System.out.println("Server start at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.cats.version.httpserver.HttpStaticVersionMonitorFileServer.java

License:Apache License

private void init() throws Exception {
    // Configure SSL.
    final SslContext sslCtx = null;

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  w ww.ja va  2 s  .co  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HttpStaticFileServerInitializer(sslCtx));

        Channel ch = b.bind(PORT).sync().channel();

        System.err.println("Open your web browser and navigate to http://127.0.0.1:" + PORT + '/');
        System.err.println("Welcome use " + VERSION_DESC);

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.ccompass.netty.proxy.Proxy.java

License:Apache License

public static void main(String[] args) throws Exception {
    ProxyConfig.loadConfig();//from  www.j ava 2  s . c  om
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    checkOtherChannel(ProxyConfig.config.checktimes);
    //?grops
    for (int i = 0; i < ProxyConfig.config.branchList.size(); i++) {
        ChannelGroup group = new DefaultChannelGroup("server-group", null);
        NettyClient.sinkGroups.add(group);
    }
    //????
    if (ProxyConfig.config.branchNumbers > 0) {
        List<List<Channel>> list = new ArrayList();
        for (int i = 0; i < ProxyConfig.config.branchList.size(); i++) {
            List<Channel> channels = new ArrayList<Channel>();
            list.add(channels);
        }
        NettyClient.setSinkChannels(list);
    }
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                //    .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ProxyInitializer(ProxyConfig.config.mainIP, ProxyConfig.config.mainPort))
                .childOption(ChannelOption.AUTO_READ, false).bind(ProxyConfig.config.proxyPort).sync().channel()
                .closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.cdg.study.netty.discard.DiscardServer.java

License:Open Source License

public static void main(String[] args) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1); // bossGroup 1?  ??
    EventLoopGroup workerGroup = new NioEventLoopGroup(); // default *2  ??
    try {//from  w w  w .  j av  a 2  s  .c o  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new DiscardServerHandler());

        ChannelFuture f = b.bind(8010).sync();

        System.err.println("Ready for 0.0.0.0:8010");

        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.cdg.study.netty.echo.EchoServer.java

License:Open Source License

public static void main(String[] args) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//  www  . j a v a2 s  .co  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new EchoServerHandler());

        ChannelFuture f = b.bind(8011).sync();

        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.cdg.study.netty.time.TimeClient.java

License:Open Source License

public static void main(String[] args) throws Exception {
    //      String host = args[0];
    //      int port = Integer.parseInt(args[1]);
    String host = "localhost";
    int port = 8021;
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    try {/*from w  ww.j a  v a  2s . com*/
        Bootstrap b = new Bootstrap(); // (1)
        b.group(workerGroup); // (2)
        b.channel(NioSocketChannel.class); // (3)
        b.option(ChannelOption.SO_KEEPALIVE, true); // (4)
        b.handler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new TimeClientHandler());
            }
        });

        // Start the client.
        ChannelFuture f = b.connect(host, port).sync(); // (5)

        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
    }
}