Example usage for io.netty.bootstrap ServerBootstrap ServerBootstrap

Introduction

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

Prototype

public ServerBootstrap() 

Source Link

Usage

From source file:com.mpush.netty.server.NettyServer.java

License:Apache License

private void createServer(final Listener listener, EventLoopGroup boss, EventLoopGroup work,
        Class<? extends ServerChannel> clazz) {
    /***//from  w ww. j a  v  a 2s. c  o  m
     * NioEventLoopGroup ??I/O?
     * Netty????EventLoopGroup??????
     * ?2NioEventLoopGroup
     * ???boss??
     * ???worker???
     * boss?worker
     * ???Channels??EventLoopGroup
     * ???
     */
    this.bossGroup = boss;
    this.workerGroup = work;

    try {
        /**
         * ServerBootstrap ?NIO??
         * ??Channel
         */
        ServerBootstrap b = new ServerBootstrap();

        /**
         * groupjava.lang.IllegalStateException: group not set
         */
        b.group(bossGroup, workerGroup);

        /***
         * ServerSocketChannelNIOselector?
         * Channel?.
         */
        b.channel(clazz);

        /***
         * ?????Channel
         * ChannelInitializer?
         * ?Channel
         * ?NettyServerHandler??Channel
         * ChannelPipeline??
         * ??????pipeline
         * ??????
         */
        b.childHandler(new ChannelInitializer<SocketChannel>() { // (4)
            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                initPipeline(ch.pipeline());
            }
        });

        initOptions(b);

        /***
         * ???
         */
        ChannelFuture f = b.bind(port).sync().addListener(new ChannelFutureListener() {
            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                if (future.isSuccess()) {
                    Logs.Console.error("server start success on:{}", port);
                    if (listener != null)
                        listener.onSuccess(port);
                } else {
                    Logs.Console.error("server start failure on:{}", port, future.cause());
                    if (listener != null)
                        listener.onFailure(future.cause());
                }
            }
        });
        if (f.isSuccess()) {
            serverState.set(State.Started);
            /**
             * socket
             */
            f.channel().closeFuture().sync();
        }

    } catch (Exception e) {
        logger.error("server start exception", e);
        if (listener != null)
            listener.onFailure(e);
        throw new ServiceException("server start exception, port=" + port, e);
    } finally {
        /***
         * 
         */
        stop(null);
    }
}

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From source file:com.mpush.netty.server.NettyTCPServer.java

License:Apache License

private void createServer(Listener listener, EventLoopGroup boss, EventLoopGroup work,
        ChannelFactory<? extends ServerChannel> channelFactory) {
    /***//from  w  ww  .  j a va  2s  .c o  m
     * NioEventLoopGroup ??I/O?
     * Netty????EventLoopGroup??????
     * ?2NioEventLoopGroup
     * ???boss??
     * ???worker???
     * boss?worker
     * ???Channels??EventLoopGroup
     * ???
     */
    this.bossGroup = boss;
    this.workerGroup = work;

    try {
        /**
         * ServerBootstrap ?NIO??
         * ??Channel
         */
        ServerBootstrap b = new ServerBootstrap();

        /**
         * groupjava.lang.IllegalStateException: group not set
         */
        b.group(bossGroup, workerGroup);

        /***
         * ServerSocketChannelNIOselector?
         * Channel?.
         */
        b.channelFactory(channelFactory);

        /***
         * ?????Channel
         * ChannelInitializer?
         * ?Channel
         * ?NettyServerHandler??Channel
         * ChannelPipeline??
         * ??????pipeline
         * ??????
         */
        b.childHandler(new ChannelInitializer<Channel>() { // (4)
            @Override
            public void initChannel(Channel ch) throws Exception {//?
                initPipeline(ch.pipeline());
            }
        });

        initOptions(b);

        /***
         * ???
         */
        b.bind(port).addListener(future -> {
            if (future.isSuccess()) {
                serverState.set(State.Started);
                logger.info("server start success on:{}", port);
                if (listener != null)
                    listener.onSuccess(port);
            } else {
                logger.error("server start failure on:{}", port, future.cause());
                if (listener != null)
                    listener.onFailure(future.cause());
            }
        });
    } catch (Exception e) {
        logger.error("server start exception", e);
        if (listener != null)
            listener.onFailure(e);
        throw new ServiceException("server start exception, port=" + port, e);
    }
}

---

From source file:com.my.netty.object.ObjectEchoServer.java

License:Apache License

public void run() throws Exception {
    ServerBootstrap b = new ServerBootstrap();
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from   ww w  . j a v a  2s.co  m
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline cp = ch.pipeline();
                        cp.addLast(new ObjectEncoder());
                        cp.addLast(new ObjectDecoder(ClassResolvers.cacheDisabled(null)));
                        cp.addLast(new ObjectEchoServerHandler());
                    }
                });

        // Bind and start to accept incoming connections.
        System.out.println("server prepare staring");
        b.bind(port).sync().channel().closeFuture().sync();
        System.out.println("server start ok");
    } finally {
        System.out.println("server  do finally");
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
        System.out.println("server closing ok");
    }
}

---

From source file:com.mycompany.ffserver.FFServer.java

@Override
public void run() {
    FFDevice ff_device;/*from   www .  j  av  a  2s  . c  om*/
    FFRequest ff_request;
    int dev_count;
    int req_count;

    NioEventLoopGroup bossGroup = new NioEventLoopGroup();
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup);
    bootstrap.channel(NioServerSocketChannel.class);
    bootstrap.childHandler(new ChannelInitializer<SocketChannel>() {
        @Override
        protected void initChannel(SocketChannel ch) throws Exception {
            device_lst.add(new FFDevice(ch));
            logger.info("have a new connnection");
        }
    });
    bootstrap.childOption(ChannelOption.SO_KEEPALIVE, true);
    try {
        bootstrap.bind(port).sync();
    } catch (InterruptedException ex) {
        logger.error(ex.getMessage());
    }

    ResultSet rs;
    try {
        rs = DbUtils.getDeviceList();
        String reg_str;
        while (rs.next()) {
            reg_str = rs.getString("regs");
            addRegDevice(reg_str);
            DbUtils.updateAllToOffline();
        }
    } catch (ClassNotFoundException ex) {
        logger.error(ex.getMessage());
    } catch (SQLException ex) {
        logger.error(ex.getMessage());
    }

    while (!m_stop_flag) {

        dev_count = device_lst.size();

        for (int i = dev_count - 1; i >= 0; i--) {
            ff_device = (FFDevice) device_lst.get(i);

            if (ff_device.isClosed()) {
                device_lst.remove(i);
                logger.info(String.format("remove device with reg_str '%s' from device_lst",
                        ff_device.getRegStr()));
                continue;
            }

            if (ff_device.getRegStr().isEmpty()) {
                if (ff_device.connect_time + 5000 < System.currentTimeMillis()) {
                    ff_device.Close();
                    logger.info("close connection of un-reg device");
                }
                continue;
            }

            if (!dev_info.isAvailable(ff_device.getRegStr())) {
                ff_device.Close();
                logger.info(String.format("close old connection of device that have reg_str '%s'",
                        ff_device.getRegStr()));
                continue;
            }

            dev_info.lockRegStr(ff_device.getRegStr());

            req_count = req_lst.size();
            for (int j = 0; j < req_count; j++) {
                ff_request = req_lst.get(j);
                if (ff_request.reg_str.equals(ff_device.getRegStr()) && ff_device.req == null) {
                    logger.info(String.format("send req to %s", ff_device.getRegStr()));
                    ff_device.req = ff_request;
                    req_lst.remove(j);
                    break;
                }
            }

            ff_device.Process();
        }

        dev_info.freeAllRegStr();

        try {
            Thread.sleep(10);
        } catch (InterruptedException ex) {
            logger.error(ex.getMessage());
        }
    }
}

---

From source file:com.mycompany.nettyweb.HttpServer.java

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from w ww . ja v a  2s . co m
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.option(ChannelOption.SO_BACKLOG, 1024);
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new HttpServerInitializer());

        Channel ch = bootstrap.bind(port).sync().channel();
        System.out.println("Server started, port:" + port);
        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:com.myseti.framework.monitor.net.MonitorServer.java

@Override
public void run() {
    try {//from   w  w w. j a  v a2  s. 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;
        }

        EventLoopGroup bossGroup = new NioEventLoopGroup(1);
        EventLoopGroup workerGroup = new NioEventLoopGroup();
        try {
            ServerBootstrap b = new ServerBootstrap();
            b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                    .handler(new MonitorServerHandler()).childHandler(new MonitorServerInitializer(sslCtx));

            b.bind(PORT).sync().channel().closeFuture().sync();
        } finally {
            bossGroup.shutdownGracefully();
            workerGroup.shutdownGracefully();
        }
    } catch (Exception ex) {

    }
    super.run(); //To change body of generated methods, choose Tools | Templates.
}

---

From source file:com.nanxiaoqiang.test.netty.protocol.demo1.server.NettyServer.java

License:Apache License

public void bind() throws Exception {
    // ??NIO// w w  w.  j  ava  2  s .c  om
    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, 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());// 
                }
            });

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

---

From source file:com.necla.simba.server.gateway.server.frontend.FrontendServer.java

License:Apache License

public FrontendServer(Properties props, BackendConnector backend, StatsCollector stats,
        SubscriptionManager subscriptionManager, ClientAuthenticationManager cam) throws Exception {
    this.backend = backend;

    this.stats = stats;
    assert this.stats != null : "stats must be there already";
    this.subscriptionManager = subscriptionManager;
    this.cam = cam;
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(new NioEventLoopGroup(), new NioEventLoopGroup()).channel(NioServerSocketChannel.class)
            .childHandler(new FrontendServerInitializer()).option(ChannelOption.SO_BACKLOG, 128);
    int port = Integer.parseInt(props.getProperty("port", "9000"));
    ChannelFuture f = bootstrap.bind(port).sync();
    f.channel().closeFuture().sync();/*  ww  w  .j a v  a2s.  c om*/
}

---

From source file:com.net.NettyServer.java

License:Apache License

public void bind() throws Exception {
    // ??NIO//w ww .  j av  a 2 s. 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("readTimeoutHandler", new ReadTimeoutHandler(50));
                    ch.pipeline().addLast(new ServerHandler(redisTemplate));
                }
            });

    // ???
    b.bind(ContantUtil.port).sync();
    System.out.println("Netty server start ok : " + ("127.0.0.1" + " : " + ContantUtil.port));
}

---

From source file:com.netflix.hystrix.examples.reactivesocket.HystrixMetricsReactiveSocketServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    System.out.println("Starting HystrixMetricsReactiveSocketServer...");

    final ReactiveSocketServerHandler handler = ReactiveSocketServerHandler
            .create((setupPayload, rs) -> new EventStreamRequestHandler());

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

    try {//w ww  .  ja va2s  . co m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<Channel>() {
                    @Override
                    protected void initChannel(Channel ch) throws Exception {
                        ChannelPipeline pipeline = ch.pipeline();
                        pipeline.addLast(handler);
                    }
                });
        Channel localhost = b.bind("127.0.0.1", 8025).sync().channel();

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

---

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