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:com.im.socket.netty.http.HttpServer.java

License:Apache License

public boolean start() {
    if (start) {/*from ww  w. ja  va  2  s  .  co  m*/
        return start;
    }
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        start = true;
        server.group(bossGroup, workerGroup);
        server.channel(NioServerSocketChannel.class);
        server.handler(new LoggingHandler(LogLevel.WARN));
        server.childHandler(new HttpServerInitializer(dispatcherServlet));
        Channel ch = server.bind(port).sync().channel();
        ch.closeFuture().sync();
    } catch (InterruptedException ex) {
        start = false;
        logger.error("HttpServer?", ex);
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
    return start;
}

From source file:com.im.socket.netty.tcp.SocketServer.java

License:Apache License

public boolean start() {
    if (start) {//from   ww  w.ja  va2  s .c  o  m
        return start;
    }
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        start = true;
        server.group(bossGroup, workerGroup);
        server.channel(NioServerSocketChannel.class);
        server.handler(new LoggingHandler(LogLevel.INFO));
        server.childHandler(new SocketServerInitializer());
        Channel ch = server.bind(port).sync().channel();
        ch.closeFuture().sync();
    } catch (InterruptedException ex) {
        start = false;
        logger.error("WebSocketServer?", ex);
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
        System.out.println("WebSocketServer:-----shutdown---------");
    }
    return start;
}

From source file:com.im.socket.netty.web.WebSocketServer.java

License:Apache License

public boolean start() {
    if (start) {//w ww .  jav a2s .c om
        return start;
    }
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        start = true;
        server.group(bossGroup, workerGroup);
        server.channel(NioServerSocketChannel.class);
        server.handler(new LoggingHandler(LogLevel.WARN));
        server.childHandler(new WebSocketServerInitializer());
        Channel ch = server.bind(port).sync().channel();
        ch.closeFuture().sync();
    } catch (InterruptedException ex) {
        start = false;
        logger.error("WebSocketServer?", ex);
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
    return start;
}

From source file:com.im.test.WebSocketServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from   w w w . ja  v a  2 s.c  om*/
        ServerBootstrap server = new ServerBootstrap();
        server.group(bossGroup, workerGroup);
        server.channel(NioServerSocketChannel.class);
        server.handler(new LoggingHandler(LogLevel.INFO));
        server.childHandler(new WebSocketServerInitializer());

        Channel ch = server.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.jansegre.jwar.webapi.ApiServer.java

License:Open Source License

@Override
public void start() {
    // Reference: http://netty.io/wiki/user-guide-for-4.x.html
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from   w w  w .j  a  v  a2s.  com
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline pipeline = ch.pipeline();

                        // Add the text line codec combination first,
                        pipeline.addLast("framer",
                                new DelimiterBasedFrameDecoder(8192, Delimiters.lineDelimiter()));
                        // the encoder and decoder are static as these are sharable
                        pipeline.addLast("decoder", new StringDecoder());
                        pipeline.addLast("encoder", new StringEncoder());

                        // and then business logic.
                        pipeline.addLast("handler", apiSocket);

                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        // Bind and start to accept incoming connections.
        ChannelFuture f = b.bind(apiPort).syncUninterruptibly();
        log.info("ApiSocket started at port: {}", apiPort);

        // Also start parent
        super.start();

        // Wait until the server socket is closed.
        f.channel().closeFuture().syncUninterruptibly();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.jason.netty.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*www.  j  a  v a  2 s .c  o m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).childHandler(new ChannelInitializer<SocketChannel>() {
                    /*
                     * (non-Javadoc)
                     * 
                     * @see
                     * io.netty.channel.ChannelInitializer#initChannel(io
                     * .netty.channel.Channel)
                     */
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(1024), new StringDecoder(CharsetUtil.UTF_8),
                                new FileServerHandler());
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        System.out.println("Server start at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.jjzhk.Chapter10.xml.HttpXmlClient.java

License:Apache License

public void connect(int port) throws Exception {
    // ?NIO?/*ww w. j  av a2  s.  c o m*/
    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 {
                        ch.pipeline().addLast("http-decoder", new HttpResponseDecoder());
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));
                        // XML??
                        ch.pipeline().addLast("xml-decoder", new HttpXmlResponseDecoder(Order.class, true));
                        ch.pipeline().addLast("http-encoder", new HttpRequestEncoder());
                        ch.pipeline().addLast("xml-encoder", new HttpXmlRequestEncoder());
                        ch.pipeline().addLast("xmlClientHandler", new HttpXmlClientHandle());
                    }
                });

        // ??
        ChannelFuture f = b.connect(new InetSocketAddress(port)).sync();

        // ?
        f.channel().closeFuture().sync();
    } finally {
        // ?NIO?
        group.shutdownGracefully();
    }
}

From source file:com.jjzhk.Chapter10.xml.HttpXmlServer.java

License:Apache License

public void run(final int port) 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("xml-decoder", new HttpXmlRequestDecoder(Order.class, true));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("xml-encoder", new HttpXmlResponseEncoder());
                        ch.pipeline().addLast("xmlServerHandler", new HttpXmlServerHandler());
                    }
                });
        ChannelFuture future = b.bind(new InetSocketAddress(port)).sync();
        System.out.println("HTTP???? : " + "http://localhost:" + port);
        future.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.jjzhk.Chapter11.websocket.WebSocketServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//ww  w  . j av a 2s  .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 {
                        ChannelPipeline pipeline = ch.pipeline();
                        pipeline.addLast("http-codec", new HttpServerCodec());
                        pipeline.addLast("aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        pipeline.addLast("handler", new WebSocketServerHandler());
                    }
                });

        Channel ch = b.bind(port).sync().channel();
        System.out.println("Web socket server started at port " + port + '.');
        System.out.println("Open your browser and navigate to http://localhost:" + port + '/');

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

From source file:com.jjzhk.Chapter12.udp.ChineseProverbClient.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {//  w w w .  j  ava 2s  .  c  o  m
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioDatagramChannel.class).option(ChannelOption.SO_BROADCAST, true)
                .handler(new ChineseProverbClientHandler());
        Channel ch = b.bind(0).sync().channel();
        // ???????DP
        ch.writeAndFlush(
                new DatagramPacket(Unpooled.copiedBuffer("???", CharsetUtil.UTF_8),
                        new InetSocketAddress("255.255.255.255", port)))
                .sync();
        if (!ch.closeFuture().await(15000)) {
            System.out.println("?!");
        }
    } finally {
        group.shutdownGracefully();
    }
}