Example usage for io.netty.channel EventLoopGroup shutdownGracefully

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

  1. HOME
  2. Java
  3. io.netty
  4. io.netty.channel.*
  5. EventLoopGroup
  6. shutdownGracefully

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.qq.servlet.demo.netty.sample.thrift.service.ThriftProtocolServer.java

License:Apache License

private void startCloseCmdThread(final EventLoopGroup bossGroup, final EventLoopGroup workerGroup) {
    new Thread() {
        @Override//from   w  ww . ja  v  a 2 s.  c  o m
        public void run() {
            try {
                byte[] b = new byte[32];
                String read = null;
                do {
                    if (read != null) {
                        System.out.println("" + read);
                    }
                    int c = System.in.read(b);
                    read = new String(b, 0, c);
                } while (read == null || !read.startsWith("exit"));
                bossGroup.shutdownGracefully();
                workerGroup.shutdownGracefully();
                System.out.println("?");
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }.start();
}

From source file:com.qq.servlet.demo.netty.telnet.client.TelnetClient.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup group = new NioEventLoopGroup(2);
    try {/*from w ww  .  ja va  2s. c o  m*/
        final Bootstrap b = new Bootstrap();
        b.group(group);
        b.channel(NioSocketChannel.class);
        b.handler(new ClientInitializer());

        for (int t = 0; t < 10; t++) {
            for (int i = 0; i < 50; i++) {
                new Thread() {
                    int j = 0;

                    public void run() {
                        try {
                            test(b, j++);
                        } catch (InterruptedException e) {
                            e.printStackTrace();
                        }
                    };
                }.start();
            }
        }

        System.in.read();
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.qq.servlet.demo.netty.telnet.TelnetServer.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(5);
    EventLoopGroup workerGroup = new NioEventLoopGroup(500);
    try {//from w ww  .  j av a2  s  .c  o  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup);
        b.channel(NioServerSocketChannel.class);
        b.childHandler(new TelnetServerInitializer());

        b.bind(port).sync().channel().closeFuture().sync();

    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.qq.servlet.demo.thrift.netty.client.NettyThriftClient.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup group = new NioEventLoopGroup(2);
    try {/*from   w ww  .  j  a v a 2s .  c o m*/
        final Bootstrap b = new Bootstrap();
        b.group(group);
        b.channel(NioSocketChannel.class);
        b.handler(new NettyThriftClientInitializer());

        // Start the connection attempt.
        ChannelFuture future = b.connect(host, port);
        ChannelFuture sync = future.sync();
        Channel ch = sync.channel();

        AttributeKey<String> key = AttributeKey.valueOf("ASYNC_CONTEXT");
        Attribute<String> attr = ch.attr(key);
        String andSet = attr.getAndSet(Thread.currentThread().getName());

        TMemoryBuffer transportr = new TMemoryBuffer(1024);
        TProtocol protocol = new TBinaryProtocol(transportr);
        TMultiplexedProtocol multiProtocol3 = new TMultiplexedProtocol(protocol,
                IdGenService.class.getSimpleName());
        IdGenService.Client aoClient = new IdGenService.Client(multiProtocol3);
        IdGenReq req = new IdGenReq();
        req.setTableName("t_lottery_append_task-----------");
        req.setSource(andSet);
        aoClient.send_idGen(req);
        int length = transportr.length();
        byte[] buf = new byte[length];
        transportr.read(buf, 0, length);
        System.out.println(Arrays.toString(buf));

        ChannelFuture lastWriteFuture = ch.writeAndFlush(buf);
        // Wait until all messages are flushed before closing the channel.
        if (lastWriteFuture != null) {
            lastWriteFuture.sync();
        }

        System.in.read();
    } finally {
        group.shutdownGracefully();
    }
}

From source file:com.rain.websocketclient.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   w w w .  j  a  va2s  .  c om
        } 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), 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.robert.NettyProject.EchoClient.java

License:Apache License

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

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    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 {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                        }
                        p.addLast("encode", new StringEncoder());
                        p.addLast("decode", new StringDecoder());
                        // p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT).sync();
        Channel channel = f.channel();
        System.out.println("" + System.nanoTime());
        //         for(int i=0;i<10000;i++){            
        channel.writeAndFlush("hello");
        //         }

        // 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.robert.NettyProject.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*w w w  .j  av a2 s .  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("encode", new StringEncoder());
                        p.addLast("decode", new StringDecoder());
                        // p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoServerHandler());
                    }
                });

        // 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();
    }
}

From source file:com.rr.echoserver.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    System.out.println("Writing on separate threads: " + EchoServer.THREADED);

    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//from   w ww.  j a  va 2 s  .  c o  m
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());
    } 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 LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoServerHandler());
                    }
                });

        // 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();
    }
}

From source file:com.sample.netty.socket.client.Client.java

public static void main(String[] args) throws Exception {
    String host = "localhost";
    int port = 8080;
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  w ww  .  j  av  a2  s . c o  m*/
        Bootstrap b = new Bootstrap();
        b.group(workerGroup);
        b.channel(NioSocketChannel.class);
        b.option(ChannelOption.SO_KEEPALIVE, true);
        b.handler(new ChannelInitializer<SocketChannel>() {
            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new MessageDecoder(), new ClientHandlerInbound());
                ch.pipeline().addLast(new MessageEncoder(), new ClientHandlerOutbound());
            }
        });
        ChannelFuture f = b.connect(host, port).sync();
        f.channel().writeAndFlush(
                String.format("Usurio = '%s'", System.getProperties().getProperty("user.name")));
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

From source file:com.sample.netty.socket.server.Server.java

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  w  w  w .j a  va 2s  .c o  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new MessageDecoder(), new ServerHandlerInbound());
                        ch.pipeline().addLast(new MessageEncoder(), new ServerHandlerOutbound());
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}