Example usage for io.netty.channel EventLoopGroup shutdownGracefully

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.zhucode.longio.example.service.TestClient.java

License:Open Source License

public static void main(String[] args) throws Exception {
    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {//from  w w  w .j av a 2  s.co  m
        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();
                        ch.pipeline().addLast("decoder", new LengthFieldBasedFrameDecoder(65536, 0, 2, 0, 2));
                        ch.pipeline().addLast("encoder", new LengthFieldPrepender(2, false));
                        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:com.zhuika.discard.DiscardClient.java

License:Apache License

private static void client(final String[] args, final byte[] byteMsg) throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {/*from   w  w w  . ja  v a  2  s. co  m*/
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline p = ch.pipeline();
                p.addLast("framer", new DelimiterBasedFrameDecoder(8192, false, Delimiters.lineDelimiter()));
                p.addLast(new ByteToMessageDec());
                p.addLast(new MessageToByteEnc());

                if (byteMsg != null && byteMsg.length > 0) {
                    p.addLast(new DiscardClientHandler(byteMsg));
                } else {
                    p.addLast(new DiscardClientHandler(args[2]));
                }
            }
        });
        final ChannelFuture f = b.connect(args[0], Integer.valueOf(args[1])).sync();
        // Wait until the connection is closed.
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully();
    }
}

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 {//from  w w w . j a  va 2 s. c o m
        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();
    }
}