Example usage for io.netty.channel.nio NioEventLoopGroup NioEventLoopGroup

List of usage examples for io.netty.channel.nio NioEventLoopGroup NioEventLoopGroup

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Introduction

In this page you can find the example usage for io.netty.channel.nio NioEventLoopGroup NioEventLoopGroup.

Prototype

public NioEventLoopGroup(ThreadFactory threadFactory)

Source Link

Document

Create a new instance using the default number of threads, the given ThreadFactory and the SelectorProvider which is returned by SelectorProvider#provider() .

Usage

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??
    //????//www  .  j a va 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 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??
    //????/* www. j  a  v 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.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//w  w  w .  j  ava2 s  .  co m
                protected void initChannel(NioSocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new SimpleServerHandler());
                }
            });
    b.bind(8090).sync().channel().closeFuture().sync();
}

From source file:com.dlc.server.DLCHttpServer.java

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//from   w  w  w .  j av a  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.option(ChannelOption.SO_BACKLOG, 1024);
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new DLCHttpServerInitializer(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.doctor.netty5.example.chatroom.ChatRoomClient.java

License:Apache License

public void start() throws InterruptedException {
    NioEventLoopGroup workersGroup = new NioEventLoopGroup(1);

    try {//from   w w w . j  a v a2 s  .  com
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(workersGroup).channel(NioSocketChannel.class).remoteAddress(host, port)
                .handler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(
                                new DelimiterBasedFrameDecoder(8049, true, Delimiters.lineDelimiter()));
                        ch.pipeline().addLast(new StringDecoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new StringEncoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new ChatRoomClientHandler());
                    }
                });

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

    } finally {
        workersGroup.shutdownGracefully();
    }
}

From source file:com.doctor.netty5.example.chatroom.ChatRoomServer.java

License:Apache License

public void start() throws InterruptedException {
    ServerBootstrap bootstrap = new ServerBootstrap();
    NioEventLoopGroup bossGroup = new NioEventLoopGroup(1);
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();

    try {/*  w w  w. j  av  a  2 s.com*/
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).localAddress(port)
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(
                                new DelimiterBasedFrameDecoder(8049, true, Delimiters.lineDelimiter()));
                        ch.pipeline().addLast(new StringDecoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new StringEncoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new ChatRoomServerHandler());
                    }
                });

        ChannelFuture channelFuture = bootstrap.bind().sync();
        System.out.println(ChatRoomServer.class.getName() + " started and listen on port:"
                + channelFuture.channel().localAddress());

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

From source file:com.doctor.netty5.example.echo.EchoClient.java

License:Apache License

public void start() throws InterruptedException {
    NioEventLoopGroup workersGroup = new NioEventLoopGroup(1);

    try {/*from  ww w .  j  a v a 2  s. c om*/
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(workersGroup).channel(NioSocketChannel.class).remoteAddress(host, port)
                .handler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new LineBasedFrameDecoder(2048));
                        ch.pipeline().addLast(new StringDecoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new StringEncoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new EchoClientHandler());
                    }
                });

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

    } finally {
        workersGroup.shutdownGracefully();
    }
}

From source file:com.doctor.netty5.example.echo.EchoServer.java

License:Apache License

public void start() throws InterruptedException {
    ServerBootstrap bootstrap = new ServerBootstrap();
    NioEventLoopGroup bossGroup = new NioEventLoopGroup(1);
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();

    try {//  www  .j  av a  2s .  c om
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).localAddress(port)
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new LineBasedFrameDecoder(2048));
                        ch.pipeline().addLast(new StringDecoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new StringEncoder(StandardCharsets.UTF_8));
                        ch.pipeline().addLast(new EchoServerHandler());
                    }
                });

        ChannelFuture channelFuture = bootstrap.bind().sync();
        System.out.println(EchoServer.class.getName() + " started and listen on port:"
                + channelFuture.channel().localAddress());

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

From source file:com.doctor.netty5.example.echo_object.EchoClient.java

License:Apache License

public void start() throws InterruptedException {
    NioEventLoopGroup workersGroup = new NioEventLoopGroup(1);

    try {//from  www  .  jav  a  2 s . c  o  m
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(workersGroup).channel(NioSocketChannel.class).remoteAddress(host, port)
                .handler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new ObjectEncoder());
                        ch.pipeline().addLast(new ObjectDecoder(
                                ClassResolvers.softCachingResolver(this.getClass().getClassLoader())));
                        ch.pipeline().addLast(new EchoClientHandler());
                    }
                });

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

    } finally {
        workersGroup.shutdownGracefully();
    }
}

From source file:com.doctor.netty5.example.echo_object.EchoServer.java

License:Apache License

public void start() throws InterruptedException {
    ServerBootstrap bootstrap = new ServerBootstrap();
    NioEventLoopGroup bossGroup = new NioEventLoopGroup(1);
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();

    try {//  www .  j a  va 2s  . c  om
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).localAddress(port)
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new ObjectEncoder());
                        ch.pipeline().addLast(new ObjectDecoder(
                                ClassResolvers.softCachingResolver(this.getClass().getClassLoader())));
                        ch.pipeline().addLast(new EchoServerHandler());
                    }
                });

        ChannelFuture channelFuture = bootstrap.bind().sync();
        System.out.println(EchoServer.class.getName() + " started and listen on port:"
                + channelFuture.channel().localAddress());

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