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.netty.fileTest.http.upload.HttpUploadServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//from   www  .java 2s.  co  m
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());
    } else {
        sslCtx = null;
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup);
        b.channel(NioServerSocketChannel.class);
        b.handler(new LoggingHandler(LogLevel.INFO));
        b.childHandler(new HttpUploadServerInitializer(sslCtx));

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

        System.err.println("Open your web browser and navigate to " + (SSL ? "https" : "http") + "://127.0.0.1:"
                + PORT + '/');

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

From source file:com.netty.grpc.proxy.demo.start.ProxyStarter.java

License:Apache License

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

    // Configure the bootstrap.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    AtomicInteger counter = new AtomicInteger(0);
    try {//from w  w  w .j ava 2 s.c  o  m

        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))

                .childHandler(new GrpcProxyInitializer(remote_hosts, remote_ports, counter))
                .childOption(ChannelOption.AUTO_READ, false).bind(LOCAL_PORT).sync().channel().closeFuture()
                .sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.netty.HttpHelloWorldServer.java

License:Apache License

public void start(String[] args) throws Exception {

    initSpringContext(args);/*from   w  w  w .  jav  a 2s .  c  o m*/
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1000);
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                //                    .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HttpHelloWorldServerInitializer(applicationContext, sslCtx));
        b.option(ChannelOption.SO_BACKLOG, 128); // (5)
        b.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
        b.childOption(ChannelOption.SO_KEEPALIVE, true);
        b.childOption(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 32 * 1024);
        b.childOption(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 8 * 1024);

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

        System.err.println("Open your web browser and navigate to " + (SSL ? "https" : "http") + "://127.0.0.1:"
                + PORT + '/');

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

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

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from  ww w  .j a  v a 2s  .c  om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new NettyServerInitializer()).option(ChannelOption.SO_BACKLOG, 1024)
                .childOption(ChannelOption.SO_KEEPALIVE, true);

        ChannelFuture cf = b.bind(port).sync();
        cf.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.nitesh.netty.snoop.client.HttpSnoopClient.java

License:Apache License

public void run() throws Exception {
    scheme = uri.getScheme() == null ? "http" : uri.getScheme();
    host = uri.getHost() == null ? "localhost" : uri.getHost();
    int port = uri.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;//from   ww  w  .  j a  va2 s .  c  o  m
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }

    if (!"http".equalsIgnoreCase(scheme) && !"https".equalsIgnoreCase(scheme)) {
        System.err.println("Only HTTP(S) is supported.");
        return;
    }

    boolean ssl = "https".equalsIgnoreCase(scheme);

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpSnoopClientInitializer(ssl));

        // Make the connection attempt.
        ch = b.connect(host, port).sync().channel();
        sendRequest();

        // Wait for the server to close the connection.
        ch.closeFuture().sync();
    } finally {
        // Shut down executor threads to exit.
        group.shutdownGracefully();
    }
}

From source file:com.nitesh.netty.snoop.server.HttpSnoopServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  ww  w  . j  a  v  a  2 s.  co  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new HttpSnoopServerInitializer());

        Channel ch = b.bind(port).sync().channel();
        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.norming.netty.util.OIOUtil.java

/**
 * //w ww .  ja  v  a  2  s  .c o  m
 * ?Server
 * @param adapter
 * @return
 */
public static Object doConnect(final Netty4ClientAdapter adapter) {
    Object ret = null;

    EventLoopGroup workerGroup = new NioEventLoopGroup(1);
    Bootstrap bootstrap = new Bootstrap();
    try {
        bootstrap.group(workerGroup).channel(NioSocketChannel.class)
                .remoteAddress(new InetSocketAddress(adapter.getHost(), adapter.getPort()))
                .handler(new Netty4FactorialClientInitializer(adapter)).option(ChannelOption.TCP_NODELAY, true);

        ChannelFuture future = bootstrap.connect().sync();
        future.channel().closeFuture().sync();

        long s = System.currentTimeMillis();
        while (System.currentTimeMillis() - s <= 1000 * 30) {
            if (adapter.isReceive()) {
                ret = adapter.getMsg();
                break;
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
    }
    return ret;
}

From source file:com.norming.netty.util.OIOUtil.java

/**
 * /*from  w w  w  .  j ava  2 s .  c o m*/
 * ?Server
 * @param adapter
 * @return
 */
public static void doConnect2(final Netty4ClientAdapter adapter) {
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    Bootstrap bootstrap = new Bootstrap();
    try {
        bootstrap.group(workerGroup).channel(NioSocketChannel.class)
                .remoteAddress(new InetSocketAddress(adapter.getHost(), adapter.getPort()))
                .handler(new Netty4FactorialClientInitializer(adapter));
        ChannelFuture future = bootstrap.connect().sync();
        future.channel().closeFuture().sync();

    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
    }
}

From source file:com.nus.mazegame.server.GameServer.java

public static void init(int port, int x, int y, int treasure, boolean isSlave) throws Exception {
    GameService.gameService = new GameService(x, y, treasure, isSlave);

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from ww w.j  a va  2 s  .  co m
        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();
                        // Decoders
                        p.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1048576, 0, 4, 0, 4));
                        p.addLast("bytesDecoder", new ByteArrayDecoder());

                        // Encoder
                        p.addLast("frameEncoder", new LengthFieldPrepender(4));
                        p.addLast("bytesEncoder", new ByteArrayEncoder());
                        // p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new GameServerHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(port).sync();
        Logger.getLogger(GameServerHandler.class.getName()).log(Level.INFO, "Server started...");
        // 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.ottogroup.bi.asap.server.emitter.websocket.WebSocketServer.java

License:Apache License

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

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from ww w .j a  v  a  2s .  c o  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new WebSocketServerInitializer());

        Channel ch = b.bind(9898).sync().channel();

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

}