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:cn.ac.iscas.pebble.open.dc.nettyClient.nettyOracleClientPassRecordRealtime.java

public void operateOnTime() {
    TimerTask task = new TimerTask() {
        @Override//from w w  w.  j  av  a2 s.c o  m
        public void run() {
            // TODO Auto-generated method stub
            EventLoopGroup group = new NioEventLoopGroup();
            int result = 0;
            try {
                Bootstrap b = new Bootstrap();
                b.group(group).channel(NioSocketChannel.class).handler(new nettyClientInitializer());

                // Make a new connection.
                Channel ch = b.connect(host, port).sync().channel();

                // Get the handler instance to initiate the request.
                nettyClientHandler handler = ch.pipeline().get(nettyClientHandler.class);

                //read mid file
                File file = new File("IO/logMidPassRecordData.txt");
                BufferedReader reader = null;
                Date dateStart = cc.getTime();
                String tmpString;
                try {
                    reader = new BufferedReader(new FileReader(file));
                    while ((tmpString = reader.readLine()) != null && tmpString.equals("") == false) {
                        Date dateTmp = sdf.parse(tmpString);
                        if (dateStart.compareTo(dateTmp) < 0)
                            dateStart = dateTmp;
                    }
                    System.out.println("start time from log file:" + dateStart);
                    //                     System.out.println("end time:"+dateEnd);
                } catch (IOException e) {
                    //e.printStackTrace();
                    System.out.println("IO/logPassRecord.txt" + " is not exit.");
                } catch (ParseException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } finally {
                    if (reader != null) {
                        try {
                            reader.close();
                        } catch (IOException e1) {
                            e1.printStackTrace();
                        }
                    }
                }
                //set start and end time
                cc.setTime(dateStart);
                dataStartTime = sdf.format(cc.getTime());
                int min = cc.get(Calendar.MINUTE);
                cc.set(Calendar.MINUTE, min + 2);
                dataEndTime = sdf.format(cc.getTime());

                //clean data
                String propPath = "src/cn/ac/iscas/pebble/open/dc/cleanData/propPassRecordClean.properties";
                //                String DataStartTime = "2013-10-02 00:00:00";
                //                String DataEndTime = "2013-10-02 00:35:00";
                //                  String propPath = "src/cn/ac/iscas/pebble/propPassRecordClean.properties";
                CleanDataRealtime cleanDataRealtime = new CleanDataRealtime(propPath);
                cleanDataRealtime.setDataStartTime(dataStartTime);
                cleanDataRealtime.setDataEndTime(dataEndTime);
                cleanDataRealtime.cleanDataRealtime();
                mapCleanNetty = cleanDataRealtime.getMapClean();
                if (mapCleanNetty == null)
                    System.out.println("mapCleanNetty null");
                // Request and get the response.
                result = readDBandSend(handler);
                // Close the connection.
                ch.close();

                //write txt file
                WriteTxtRealtime writeTxtRealtime = new WriteTxtRealtime();
                writeTxtRealtime.setMapCleanTxt(mapCleanNetty);
                writeTxtRealtime.setTxtFilePath("/oracledisk");
                writeTxtRealtime.setStrDateBegin(dataStartTime);
                writeTxtRealtime.WriteTxtRealtime();

            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (SQLException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } finally {
                group.shutdownGracefully();
            }

            if (result != 0) {
                try {
                    throw new Exception("send data fail.");
                } catch (Exception e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
        }
    };

    Timer timer = new Timer();
    timer.schedule(task, cc.getTime(), 2 * 60 * 1000);
}

From source file:cn.david.main.EchoClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.git
    final SslContext sslCtx;
    if (SSL) {/*from  w ww.j ava 2s.co m*/
        sslCtx = SslContext.newClientContext(InsecureTrustManagerFactory.INSTANCE);
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                        }
                        //p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT).sync();

        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down the event loop to terminate all threads.
        group.shutdownGracefully();
    }
}

From source file:cn.david.main.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from  w  ww  . j  a v  a 2s .co 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.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:cn.david.main.PersonServer.java

License:Apache License

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

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from  www. ja  v a  2  s  . c  o  m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ServerInitializer());

        // 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:cn.david.socks.SocksServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//  w  ww.  j a  v  a2 s .c  o m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new SocksServerInitializer());
        b.bind(PORT).sync().channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:cn.dennishucd.nettyhttpserver.HttpServer.java

License:Apache License

public void start(String host, int port) throws Exception {
    //create a reactor thread pool for NIO acceptor
    EventLoopGroup bossGroup = new NioEventLoopGroup();

    //create a reactor thread pool for NIO handler
    EventLoopGroup workerGroup = new NioEventLoopGroup();

    try {/*from  w w w.j  a va 2s  .c o m*/
        ServerBootstrap b = new ServerBootstrap();

        b.option(ChannelOption.SO_BACKLOG, 1024);

        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new PushServerInitializer());

        ChannelFuture f = b.bind(host, port).sync();

        logger.info("The http server is started on " + host + ":" + port);

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

From source file:cn.npt.net.websocket.WebSocketClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    URI uri = new URI(URL);
    String scheme = uri.getScheme() == null ? "ws" : uri.getScheme();
    final String host = uri.getHost() == null ? "192.168.20.71" : uri.getHost();
    final int port;
    if (uri.getPort() == -1) {
        if ("ws".equalsIgnoreCase(scheme)) {
            port = 80;//  w  w w.  j a v  a2s.  c  o  m
        } else if ("wss".equalsIgnoreCase(scheme)) {
            port = 443;
        } else {
            port = -1;
        }
    } else {
        port = uri.getPort();
    }

    if (!"ws".equalsIgnoreCase(scheme) && !"wss".equalsIgnoreCase(scheme)) {
        System.err.println("Only WS(S) is supported.");
        return;
    }

    final boolean ssl = "wss".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup group = new NioEventLoopGroup();
    try {
        // Connect with V13 (RFC 6455 aka HyBi-17). You can change it to V08 or V00.
        // If you change it to V00, ping is not supported and remember to change
        // HttpResponseDecoder to WebSocketHttpResponseDecoder in the pipeline.
        final BaseWebSocketClientHandler handler = new EchoWebSocketClientHandler(
                WebSocketClientHandshakerFactory.newHandshaker(uri, WebSocketVersion.V13, null, false,
                        new DefaultHttpHeaders()));

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                if (sslCtx != null) {
                    p.addLast(sslCtx.newHandler(ch.alloc(), host, port));
                }
                p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), handler);
            }
        });

        Channel ch = b.connect(uri.getHost(), port).sync().channel();
        handler.handshakeFuture().sync();

        BufferedReader console = new BufferedReader(new InputStreamReader(System.in));
        while (true) {
            String msg = console.readLine();
            if (msg == null) {
                break;
            } else if ("bye".equals(msg.toLowerCase())) {
                ch.writeAndFlush(new CloseWebSocketFrame());
                ch.closeFuture().sync();
                break;
            } else if ("ping".equals(msg.toLowerCase())) {
                WebSocketFrame frame = new PingWebSocketFrame(
                        Unpooled.wrappedBuffer(new byte[] { 8, 1, 8, 1 }));
                ch.writeAndFlush(frame);
            } else {
                WebSocketFrame frame = new TextWebSocketFrame(msg);
                ch.writeAndFlush(frame);
            }
        }
    } finally {
        group.shutdownGracefully();
    }
}

From source file:cn.wcl.test.netty.HttpUploadClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    String postSimple, postFile, get;
    if (BASE_URL.endsWith("/")) {
        postSimple = BASE_URL + "formpost";
        postFile = BASE_URL + "formpostmultipart";
        get = BASE_URL + "formget";
    } else {/*  w  w  w. j  a  v a  2  s . c o  m*/
        postSimple = BASE_URL + "/formpost";
        postFile = BASE_URL + "/formpostmultipart";
        get = BASE_URL + "/formget";
    }

    URI uriSimple = new URI(postSimple);
    String scheme = uriSimple.getScheme() == null ? "http" : uriSimple.getScheme();
    String host = uriSimple.getHost() == null ? "127.0.0.1" : uriSimple.getHost();
    int port = uriSimple.getPort();
    if (port == -1) {
        if ("http".equalsIgnoreCase(scheme)) {
            port = 80;
        } else if ("https".equalsIgnoreCase(scheme)) {
            port = 443;
        }
    }

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

    final boolean ssl = "https".equalsIgnoreCase(scheme);
    final SslContext sslCtx;
    if (ssl) {
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    URI uriFile = new URI(postFile);
    File file = new File(FILE);
    if (!file.canRead()) {
        throw new FileNotFoundException(FILE);
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();

    // setup the factory: here using a mixed memory/disk based on size threshold
    HttpDataFactory factory = new DefaultHttpDataFactory(DefaultHttpDataFactory.MINSIZE); // Disk if MINSIZE exceed

    DiskFileUpload.deleteOnExitTemporaryFile = true; // should delete file on exit (in normal exit)
    DiskFileUpload.baseDirectory = null; // system temp directory
    DiskAttribute.deleteOnExitTemporaryFile = true; // should delete file on exit (in normal exit)
    DiskAttribute.baseDirectory = null; // system temp directory

    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new HttpUploadClientIntializer(sslCtx));

        // Simple Get form: no factory used (not usable)
        List<Entry<String, String>> headers = formget(b, host, port, get, uriSimple);
        if (headers == null) {
            factory.cleanAllHttpData();
            return;
        }

        // Simple Post form: factory used for big attributes
        List<InterfaceHttpData> bodylist = formpost(b, host, port, uriSimple, file, factory, headers);
        if (bodylist == null) {
            factory.cleanAllHttpData();
            return;
        }

        // Multipart Post form: factory used
        formpostmultipart(b, host, port, uriFile, factory, headers, bodylist);
    } finally {
        // Shut down executor threads to exit.
        group.shutdownGracefully();

        // Really clean all temporary files if they still exist
        factory.cleanAllHttpData();
    }
}

From source file:cn.wcl.test.netty.server.netty.NettyHttpServer.java

License:Apache License

private void init() throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*  www  .j  a  v  a 2  s.c  om*/
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup);
        b.channel(NioServerSocketChannel.class);
        b.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
        b.childHandler(new HttpUploadServerInitializer(sslCtx, applicationContext, needlogin));

        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:cn.yesway.demo.book.protocol.http.fileServer.HttpFileServer.java

License:Apache License

public void run(final int port, final String url) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//w  ww  . j a  v  a  2 s . c o m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast("http-decoder", new HttpRequestDecoder());
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        ch.pipeline().addLast("fileServerHandler", new HttpFileServerHandler(url));
                    }
                });
        ChannelFuture future = b.bind("127.0.0.1", port).sync();
        System.out.println("HTTP??? : " + "http://127.0.0.1:" + port + url);
        future.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}