Example usage for io.netty.bootstrap ServerBootstrap group

List of usage examples for io.netty.bootstrap ServerBootstrap group

Introduction

In this page you can find the example usage for io.netty.bootstrap ServerBootstrap group.

Prototype

public ServerBootstrap group(EventLoopGroup parentGroup, EventLoopGroup childGroup) 

Source Link

Document

Set the EventLoopGroup for the parent (acceptor) and the child (client).

Usage

From source file:com.creamsugardonut.HttpStaticFileServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    System.out.println("available cores : " + Runtime.getRuntime().availableProcessors() * 2);
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*www .  ja v a 2s  .c  o  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new HttpStaticFileServerInitializer());
        Channel ch = b.bind(PORT).sync().channel();
        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.crystal.chat.SecureChatServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    SelfSignedCertificate ssc = new SelfSignedCertificate();
    SslContext sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from www  .j  a v  a 2  s .  c o  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup)

                .channel(NioServerSocketChannel.class).option(ChannelType.op, ChannelType.TYPE_TCP)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new SecureChatServerInitializer(sslCtx));

        ChannelFuture future = b.bind("127.0.0.1", Port.PORT).sync().channel().closeFuture().sync();

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

From source file:com.ctrip.xpipe.redis.console.health.netty.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from   ww w.  j  ava  2  s  .c om*/
        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).option(ChannelOption.TCP_NODELAY, true)
                .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.demo.netty.echo.EchoServer.java

License:Apache License

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

    //EventLoopGroup is  abstraction of Notification and Thread loop
    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.digisky.innerproxy.server.HttpServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    ProcessServerManager.getInstance().init();
    final SslContext sslCtx;
    if (SSL) {/* ww  w.j  a v  a 2s. c om*/
        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)
                //.handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HttpServerInitializer(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.dingwang.netty.server.DiscardServer.java

License:Open Source License

public void run() {
    //NioEventLoopGroup ??I/O?Netty????EventLoopGroup
    //????????2NioEventLoopGroup
    //???boss?????worker???
    //boss?worker???
    //Channels??EventLoopGroup???
    EventLoopGroup bossGroup = new NioEventLoopGroup(5);
    EventLoopGroup workerGroup = new NioEventLoopGroup(20);

    //ServerBootstrap ?NIO????Channel??
    //????//from  ww  w  .j av a2 s. c om
    ServerBootstrap b = new ServerBootstrap();

    //NioServerSocketChannel?Channel?
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            //?????ChannelChannelInitializer?
            //?Channel?DiscardServerHandle??
            //ChannelChannelPipeline???????
            //?pipline??????
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new TimeEncoder(), new DiscardServerHandler());

                }
            })
            //????TCP/IP??socket?
            //tcpNoDelaykeepAlive?ChannelOptionChannelConfig??
            //ChannelOptions
            .option(ChannelOption.SO_BACKLOG, 128)
            //option()childOption()?option()??NioServerSocketChannel??
            //childOption()???ServerChannel?NioServerSocketChannel
            .childOption(ChannelOption.SO_KEEPALIVE, true);

    try {
        //?????8080?
        //?bind()(???)
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();

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

}

From source file:com.dingwang.netty.server.PersonServer.java

License:Open Source License

public void run() {
    //NioEventLoopGroup ??I/O?Netty????EventLoopGroup
    //????????2NioEventLoopGroup
    //???boss?????worker???
    //boss?worker???
    //Channels??EventLoopGroup???
    EventLoopGroup bossGroup = new NioEventLoopGroup(5);
    EventLoopGroup workerGroup = new NioEventLoopGroup(20);

    //ServerBootstrap ?NIO????Channel??
    //????//from ww w. j av a  2 s  . c o m
    ServerBootstrap b = new ServerBootstrap();

    //NioServerSocketChannel?Channel?
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            //?????ChannelChannelInitializer?
            //?Channel?DiscardServerHandle??
            //ChannelChannelPipeline???????
            //?pipline??????
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new PersonDecoder(), new PersonEncoder(), new PersonOutHandler());

                }
            })
            //????TCP/IP??socket?
            //tcpNoDelaykeepAlive?ChannelOptionChannelConfig??
            //ChannelOptions
            .option(ChannelOption.SO_BACKLOG, 128)
            //option()childOption()?option()??NioServerSocketChannel??
            //childOption()???ServerChannel?NioServerSocketChannel
            .childOption(ChannelOption.SO_KEEPALIVE, true);

    try {
        //?????8080?
        //?bind()(???)
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();

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

}

From source file:com.dingwang.rpc.server.RpcServer.java

License:Open Source License

@Override
public void afterPropertiesSet() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from w ww.  j a v  a 2  s .  c  o  m
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel channel) throws Exception {
                        channel.pipeline().addLast(new RpcDecoder(RpcRequest.class)) //  RPC ??
                                .addLast(new RpcEncoder(RpcResponse.class)) //  RPC ???
                                //                                    .addLast(new ProviderProxy()); // ? RPC 
                                .addLast(new RpcHandler(handlerMap));
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        String[] array = serverAddress.split(":");
        String host = array[0];
        int port = Integer.parseInt(array[1]);

        ChannelFuture future = bootstrap.bind(host, port).sync();
        LOGGER.debug("server started on port {}", port);

        if (serviceRegistry != null) {
            serviceRegistry.register(serverAddress); // ??
        }

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

}

From source file:com.dinstone.jrpc.transport.netty5.NettyAcceptance.java

License:Apache License

@Override
public Acceptance bind() {
    bossGroup = new NioEventLoopGroup(1, new DefaultExecutorServiceFactory("N5A-Boss"));
    workGroup = new NioEventLoopGroup(transportConfig.getNioProcessorCount(),
            new DefaultExecutorServiceFactory("N5A-Work"));

    ServerBootstrap boot = new ServerBootstrap();
    boot.group(bossGroup, workGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override//w  w w . j a va 2 s.  c o  m
                public void initChannel(SocketChannel ch) throws Exception {
                    TransportProtocolDecoder decoder = new TransportProtocolDecoder();
                    decoder.setMaxObjectSize(transportConfig.getMaxSize());
                    TransportProtocolEncoder encoder = new TransportProtocolEncoder();
                    encoder.setMaxObjectSize(transportConfig.getMaxSize());
                    ch.pipeline().addLast("TransportProtocolDecoder", decoder);
                    ch.pipeline().addLast("TransportProtocolEncoder", encoder);

                    int intervalSeconds = transportConfig.getHeartbeatIntervalSeconds();
                    ch.pipeline().addLast("IdleStateHandler", new IdleStateHandler(intervalSeconds * 2, 0, 0));
                    ch.pipeline().addLast("NettyServerHandler", new NettyServerHandler());
                }
            });
    boot.option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_BACKLOG, 128);
    boot.childOption(ChannelOption.SO_RCVBUF, 16 * 1024).childOption(ChannelOption.SO_SNDBUF, 16 * 1024)
            .childOption(ChannelOption.TCP_NODELAY, true);

    try {
        boot.bind(serviceAddress).sync();

        int processorCount = transportConfig.getBusinessProcessorCount();
        if (processorCount > 0) {
            NamedThreadFactory threadFactory = new NamedThreadFactory("N5A-BusinssProcessor");
            executorService = Executors.newFixedThreadPool(processorCount, threadFactory);
        }
    } catch (Exception e) {
        throw new RuntimeException("can't bind service on " + serviceAddress, e);
    }
    LOG.info("netty5 acceptance bind on {}", serviceAddress);

    return this;
}

From source file:com.dinstone.netty.Server.java

License:Apache License

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

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.SO_REUSEADDR, true).childHandler(new ChannelInitializer<NioSocketChannel>() {

                @Override//ww w .  j av  a  2 s  .c o  m
                protected void initChannel(NioSocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new SimpleServerHandler());
                }
            });
    b.bind(8090).sync().channel().closeFuture().sync();
}