Example usage 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.zextras.modules.chat.services.LocalXmppService.java

License:Open Source License

@Override
public void run() {
    ChatLog.log.info("Listening on port " + DEFAULT_LOCAL_XMPP_PORT);
    EventLoopGroup acceptorGroup = new NioEventLoopGroup(4);
    EventLoopGroup channelWorkerGroup = new NioEventLoopGroup(8);

    Channel channel;/*from   w  w w. j a v  a2 s.  c o  m*/
    try {
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(acceptorGroup, channelWorkerGroup);
        bootstrap.channel(NioServerSocketChannel.class);
        ChannelHandler handler = new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                try {
                    SSLEngine sslEngine = mZimbraSSLContextProvider.get().createSSLEngine();
                    sslEngine.setUseClientMode(false);
                    SslHandler sslHandler = new SslHandler(sslEngine);
                    ch.pipeline().addFirst("ssl", sslHandler);
                    ch.pipeline().addLast(null, "SubTagTokenizer", new XmlSubTagTokenizer());
                    ch.pipeline().addLast(null, "XmlTagTokenizer", new XmlTagTokenizer());
                    ch.pipeline().addAfter("XmlTagTokenizer", "StanzaProcessor",
                            new ChannelInboundHandlerAdapter() {
                                @Override
                                public void channelRead(ChannelHandlerContext ctx, Object msg) {
                                    mLocalXmppReceiver.processStanza((String) msg);
                                }
                            });
                } catch (Throwable t) {
                    ChatLog.log.warn("Unable to initializer XMPP connection: " + Utils.exceptionToString(t));
                    ch.close();
                }
            }
        };

        ChannelFuture channelFuture = bootstrap.childHandler(handler).option(ChannelOption.SO_BACKLOG, 128)
                .childOption(ChannelOption.SO_KEEPALIVE, true)
                .childOption(ChannelOption.CONNECT_TIMEOUT_MILLIS, 0).bind(DEFAULT_LOCAL_XMPP_PORT).sync();

        if (!channelFuture.isSuccess()) {
            throw channelFuture.cause();
        }

        channel = channelFuture.channel();
        mInitializationPromise.setSuccess(null);
    } catch (Throwable e) {
        mInitializationPromise.setFailure(e);
        return;
    }

    mLock.lock();
    try {
        while (!mStopRequested) {
            try {
                mWaitStopRequest.await();
            } catch (InterruptedException ignored) {
            }
        }

        channel.close().sync();

        acceptorGroup.shutdownGracefully().sync();
        channelWorkerGroup.shutdownGracefully().sync();
    } catch (InterruptedException ignored) {
    } finally {
        mLock.unlock();
    }
}

---

From source file:com.zhucode.longio.transport.netty.NettyConnector.java

License:Open Source License

private void runOneHttpServer(int port, Dispatcher dispatcher, ProtocolType pt) {
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup);
    b.channel(NioServerSocketChannel.class);

    b.childHandler(new ChannelInitializer<SocketChannel>() {

        @Override//from   w ww  . ja  v a 2 s.  co m
        protected void initChannel(SocketChannel ch) throws Exception {
            ch.pipeline().addLast(new HttpServerCodec());
            ch.pipeline().addLast(new HttpObjectAggregator(65536));
            ch.pipeline().addLast(new IdleStateHandler(6000, 3000, 0));
            ch.pipeline().addLast(new HttpHandler(NettyConnector.this, dispatcher, callbackDispatcher,
                    getProtocolParser(pt)));
        }

    });
    b.option(ChannelOption.SO_BACKLOG, 4096);

    b.childOption(ChannelOption.SO_KEEPALIVE, true);

    ChannelFuture f;
    try {
        f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:com.zhucode.longio.transport.netty.NettyConnector.java

License:Open Source License

private void runOneRawSocketServer(int port, Dispatcher dispatcher, ProtocolType pt) {
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup);
    b.channel(NioServerSocketChannel.class);

    b.childHandler(new ChannelInitializer<SocketChannel>() {

        @Override//w w  w .j  a v  a2 s  .c  o m
        protected void initChannel(SocketChannel ch) throws Exception {
            ch.pipeline().addLast("decoder", new LengthFieldBasedFrameDecoder(65536, 0, 2, 0, 2));
            ch.pipeline().addLast("encoder", new LengthFieldPrepender(2, false));
            ch.pipeline().addLast(new IdleStateHandler(6000, 3000, 0));
            ch.pipeline().addLast(new RawSocketHandler(NettyConnector.this, dispatcher, callbackDispatcher,
                    getProtocolParser(pt)));
        }

    });
    b.option(ChannelOption.SO_BACKLOG, 4096);

    b.childOption(ChannelOption.SO_KEEPALIVE, true);

    ChannelFuture f;
    try {
        f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:com.zhuika.server.DiscardServer.java

License:Apache License

protected static void run() throws Exception {

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {// w ww.  ja va  2 s  . c om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                /*
                 * AdaptiveRecvByteBufAllocator
                 * Channel
                 * 
                 * 2
                 * AdaptiveRecvByteBufAllocator
                 */
                //.option(ChannelOption.RCVBUF_ALLOCATOR, AdaptiveRecvByteBufAllocator.DEFAULT)
                //.handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) {
                        ChannelPipeline p = ch.pipeline();
                        p.addLast(new IdleStateHandler(0, 0, 150, TimeUnit.SECONDS));
                        p.addLast("framer",
                                new DelimiterBasedFrameDecoder(8192, false, Delimiters.lineDelimiter()));
                        p.addLast(new ByteToMessageDec());
                        p.addLast(new MessageToByteEnc());
                        p.addLast(ServiceHandlerFactory.getDiscardServerHandler());
                    }
                });

        Logger logger = Logger.getLogger(DiscardServer.class); // Server
        Config config = XMLReader.loadconfig();
        String socketip = config.socketip;
        String socketport = config.socketport;

        // Bind and start to accept incoming connections.
        //            ChannelFuture f = b.bind(PORT).sync();
        ChannelFuture f = b.bind(socketip, Integer.parseInt(socketport)).sync();

        logger.info("TCP server started successfully");

        // Wait until the server socket is closed.
        // In this example, this does not happen, but you can do that to gracefully
        // shut down your server.
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

---

From source file:com.zy.learning.netty.websocket.WebSocketServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//  ww w. j a v  a2  s. c o 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 LoggingHandler(LogLevel.INFO)).childHandler(new ProtocolDetectorInitializer());
        //.childHandler(new WebSocketServerInitializer(sslCtx));

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

        System.out.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.zz.learning.netty5.chap12.server.NettyServer.java

License:Apache License

private void bind() throws Exception {
    // ??NIO// w w  w.  ja  va  2s. co m
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    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 IOException {
                    ch.pipeline().addLast(new NettyMessageDecoder(1024 * 1024));
                    // ch.pipeline().addLast(new NettyMessageDecoder(1024 *
                    // 1024, 4, 4));
                    ch.pipeline().addLast(new NettyMessageEncoder());
                    ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(50));
                    ch.pipeline().addLast(new LoginAuthRespHandler());
                    ch.pipeline().addLast("HeartBeatHandler", new HeartBeatRespHandler());
                    ch.pipeline().addLast("BusinessMessageRespHandler", new BusinessMessageRespHandler());
                }
            });

    // ???
    ChannelFuture cf = b.bind(NettyConstant.REMOTEIP, NettyConstant.PORT).sync();
    //  serverChannel = cf.channel();
    System.out.println("Netty server start ok : " + (NettyConstant.REMOTEIP + " : " + NettyConstant.PORT));
}

---

From source file:Communicate.InputServer.java

@Override
public void run() {

    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();

    try {/*from ww w.j a v a  2 s . c  om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                //.handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new InputServerInitializer(notifier));

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

    } catch (InterruptedException ex) {
        Logger.getLogger(InputServer.class.getName()).log(Level.SEVERE, null, ex);

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

}

---

From source file:connexion.ServerSocket.java

public static void bind(int port) throws InterruptedException, SSLException, CertificateException {
    // Configure SSL.
    SelfSignedCertificate ssc = new SelfSignedCertificate();
    SslContext sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());

    // Configure Group
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ServerInitializer(sslCtx));

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

---

From source file:controlspy3.ControlSpy3.java

public void run() {

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    try {/*from   w ww  .j av  a  2 s.c om*/
        // Server
        ServerBootstrap boots = new ServerBootstrap();
        boots.group(bossGroup, workerGroup);
        boots.channel(NioServerSocketChannel.class);
        boots.childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new TimeEncoder(), new SpyAsServer());
                if (ALGO == false) {
                    System.out.println("se salio ");
                }
                System.out.println("Cliente conectado!");
            }
        }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        //SERVER
        // Bind and start to accept incoming connections.
        ChannelFuture future_ch = boots.bind(port).sync();

        //SERVER
        // Wait until the server socket is closed. Server
        future_ch.channel().closeFuture().sync();

    } catch (InterruptedException ex) {

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

---

From source file:core.communication.threadpool.io.CallServer.java

License:Apache License

public static void connectServer() throws Exception {
    // Configure the bootstrap.server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    final CallServerHandler serverHandler = new CallServerHandler();
    try {//from w w w .ja v  a2  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();
                        p.addLast(serverHandler);
                    }
                });

        // Start the bootstrap.server.
        ChannelFuture f = b.bind(PORT).sync();

        // Wait until the bootstrap.server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

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