Example usage for io.netty.channel ChannelFuture channel

List of usage examples for io.netty.channel ChannelFuture channel

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Introduction

In this page you can find the example usage for io.netty.channel ChannelFuture channel.

Prototype

Channel channel();

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Document

Returns a channel where the I/O operation associated with this future takes place.

Usage

From source file:com.athena.meerkat.agent.netty.MeerkatClientListener.java

License:Apache License

public void operationComplete(ChannelFuture future) throws Exception {
    if (future.isSuccess()) {
        future.sync();/* w  ww .jav  a 2 s.c  om*/
    } else {
        // ? ?  5  ?? .
        final EventLoop loop = future.channel().eventLoop();

        loop.schedule(new Runnable() {
            public void run() {
                LOGGER.debug("Attempt to reconnect within 5 seconds.");
                client.createBootstrap(new Bootstrap(), loop, host);
            }
        }, 5L, TimeUnit.SECONDS);
    }
}

From source file:com.athena.peacock.agent.netty.PeacockClientListener.java

License:Apache License

@Override
public void operationComplete(ChannelFuture future) throws Exception {
    if (future.isSuccess()) {
        future.sync();/*from   w w w  .  j  a va2s . c o m*/
    } else {
        // ? ?  5  ?? .
        final EventLoop loop = future.channel().eventLoop();

        loop.schedule(new Runnable() {
            @Override
            public void run() {
                logger.debug("Attempt to reconnect within 5 seconds.");
                client.createBootstrap(new Bootstrap(), loop, host);
            }
        }, 5L, TimeUnit.SECONDS);
    }
}

From source file:com.avanza.astrix.netty.server.NettyRemotingServer.java

License:Apache License

public void start() {
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.SO_REUSEADDR, false).handler(new LoggingHandler(LogLevel.INFO))
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override//from   ww  w  . j  ava 2 s.  co  m
                public void initChannel(SocketChannel ch) throws Exception {
                    ChannelPipeline p = ch.pipeline();
                    p.addLast(new ObjectEncoder(), new ObjectDecoder(ClassResolvers.cacheDisabled(null)),
                            new NettyRemotingServerHandler(serviceActivator));
                }
            });

    // Bind and start to accept incoming connections. Binds to all interfaces
    // TODO: Allow specifying a bind port range. Attempt to bind to each port in range and use first successfully bound port
    ChannelFuture channel = b.bind(port);
    try {
        if (channel.await(2, TimeUnit.SECONDS)) {
            if (channel.isSuccess()) {
                port = InetSocketAddress.class.cast(channel.channel().localAddress()).getPort();
                log.info("NettyRemotingServer started listening on port={}", port);
                return;
            }
        }
    } catch (InterruptedException e) {
    }
    throw new IllegalStateException("Failed to start netty remoting server. Can't bind to port: " + port);
}

From source file:com.baidu.jprotobuf.pbrpc.management.HttpServer.java

License:Apache License

public void start(int port) {

    serverBootstrap = new ServerBootstrap();
    serverBootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override/*  www  .  ja  v  a  2s. co  m*/
                public void initChannel(SocketChannel ch) throws Exception {
                    // server??httpResponse?HttpResponseEncoder?
                    ch.pipeline().addLast(new HttpResponseEncoder());
                    // serverhttpRequest?HttpRequestDecoder?
                    ch.pipeline().addLast(new HttpRequestDecoder());
                    ch.pipeline().addLast(new HttpServerInboundHandler(rpcServer));
                }
            }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

    serverBootstrap.bind(port).addListener(new ChannelFutureListener() {

        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                channel = future.channel();
                // TODO notifyStarted();
            } else {
                // TODO notifyFailed(future.cause());
            }
        }
    });

    LOG.log(Level.INFO, "Http starting at port: " + port);
}

From source file:com.baidu.jprotobuf.pbrpc.transport.RpcChannelFutureListener.java

License:Apache License

public void operationComplete(ChannelFuture future) throws Exception {

    if (!future.isSuccess()) {
        LOG.log(Level.WARNING, "build channel:" + future.channel() + " failed");
        conn.setIsConnected(false);//from  w w  w .  jav  a2 s. co  m
        return;
    }

    RpcClientCallState requestState = null;
    while (null != (requestState = conn.consumeRequest())) {
        LOG.log(Level.FINEST, "[correlationId:" + requestState.getDataPackage().getRpcMeta().getCorrelationId()
                + "] send over from queue");
        conn.getFuture().channel().writeAndFlush(requestState.getDataPackage());
    }
}

From source file:com.baidu.jprotobuf.pbrpc.transport.RpcServer.java

License:Apache License

public void start(InetSocketAddress sa) {
    LOG.log(Level.INFO, "RPC starting at: " + sa);
    this.bind(sa).addListener(new ChannelFutureListener() {

        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                channel = future.channel();
                // TODO notifyStarted();
            } else {
                // TODO notifyFailed(future.cause());
            }/*from w ww  .  j av a  2 s . co  m*/
        }
    });
    this.inetSocketAddress = sa;

    startTime = System.currentTimeMillis();

    // check if need start http server
    if (rpcServerOptions.getHttpServerPort() > 0) {
        httpServer = new HttpServer(this);
        httpServer.start(rpcServerOptions.getHttpServerPort());
    }
}

From source file:com.baidu.rigel.biplatform.ma.file.client.monitor.FileServerMonitor.java

License:Open Source License

/**
 * ?//from   w w  w  .  j a  v a2 s .  c o  m
 */
public void start() throws Exception {
    EventLoopGroup work = new NioEventLoopGroup();
    Bootstrap strap = new Bootstrap();
    try {
        strap.group(work).option(ChannelOption.TCP_NODELAY, true).channel(NioSocketChannel.class)
                .handler(new ChannelInitializer<NioSocketChannel>() {

                    @Override
                    protected void initChannel(NioSocketChannel chl) throws Exception {
                        // ??
                        chl.pipeline().addLast(new ObjectDecoder(1024,
                                ClassResolvers.cacheDisabled(FileServerMonitor.class.getClassLoader())));
                        chl.pipeline().addLast(new ObjectEncoder());
                        chl.pipeline().addLast(new FileServerMonitor());
                    }

                });

        ChannelFuture future = strap.connect(new InetSocketAddress(host, port));
        future.channel().closeFuture().sync();
    } finally {
        executor.execute(new Runnable() {

            @Override
            public void run() {
                try {
                    TimeUnit.SECONDS.sleep(3);
                    ChannelFuture future = strap.connect("localhost", 9090).sync();
                    future.channel().closeFuture().sync();
                } catch (InterruptedException e) {
                    logger.error(e.getMessage(), e);
                }
            }

        });
    }
}

From source file:com.baidu.rigel.biplatform.ma.file.client.service.impl.FileServerClient.java

License:Open Source License

/**
 * ?/*from www . j a  v  a  2  s  .  c  o m*/
 * 
 * @param server
 *            ??
 * @param port
 *            ??
 * @param request
 *            
 * @return 
 */
public Response doRequest(String server, int port, final Request request) {
    EventLoopGroup work = new NioEventLoopGroup(1);
    String message = null;
    try {
        final Response rs = new Response(ResponseStatus.FAIL, "failed", null);
        ChannelHandlerAdapter requestHandler = new ChannelHandlerAdapter() {

            /**
             * {@inheritDoc}
             */
            @Override
            public void channelActive(ChannelHandlerContext ctx) throws Exception {
                logger.info("successfully connect to file server");
                ctx.write(request);
                ctx.flush();
            }

            /**
             * {@inheritDoc}
             */
            @Override
            public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
                logger.info("successfuly recieve message from file server {}", msg);
                Response tmpRs = (Response) msg;
                rs.setDatas(tmpRs.getDatas());
                rs.setMessage(tmpRs.getMessage());
                rs.setStatus(tmpRs.getStatus());
                ctx.close();
            }

            /**
             * {@inheritDoc}
             */
            @Override
            public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
                ctx.flush();
            }

            /**
             * {@inheritDoc}
             */
            @Override
            public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
                logger.error(cause.getMessage());
                rs.setMessage(cause.getMessage());
                rs.setStatus(ResponseStatus.FAIL);
                ctx.close();
            }
        };
        Bootstrap strap = new Bootstrap();
        strap.group(work).option(ChannelOption.TCP_NODELAY, true).channel(NioSocketChannel.class)
                .handler(new ChannelInitializer<NioSocketChannel>() {

                    @Override
                    protected void initChannel(NioSocketChannel chl) throws Exception {
                        // ??
                        chl.pipeline().addLast(new ObjectDecoder(
                                ClassResolvers.cacheDisabled(requestHandler.getClass().getClassLoader())));
                        chl.pipeline().addLast(new ObjectEncoder());
                        chl.pipeline().addLast(requestHandler);
                    }

                });
        long begin = System.currentTimeMillis();
        logger.debug("Begin invoke do file operation request ... ...");
        ChannelFuture future = strap.connect(server, port);
        future.channel().closeFuture().sync();
        logger.debug(
                "Success execute request option cost time: " + (System.currentTimeMillis() - begin) + "ms");
        return rs;
    } catch (InterruptedException e) {
        logger.error(e.getMessage(), e);
        message = e.getMessage();
    } finally {
        work.shutdownGracefully();
    }
    Response rs = new Response(ResponseStatus.FAIL, message, null);
    return rs;
}

From source file:com.baidu.rigel.biplatform.ma.file.serv.FileServer.java

License:Open Source License

private static void startServer(String location, int port) {
    fileLocation = new FileLocation(location);
    service = new LocalFileOperationServiceImpl(fileLocation);
    EventLoopGroup bossGroup = new NioEventLoopGroup(10);
    EventLoopGroup workGroup = new NioEventLoopGroup(50);
    try {/*  ww w . j  av  a2  s . c  o m*/
        ServerBootstrap strap = new ServerBootstrap();
        strap.group(bossGroup, workGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel channel) throws Exception {
                        // ??
                        channel.pipeline().addLast(new ObjectDecoder(ClassResolvers
                                .weakCachingConcurrentResolver(FileServer.class.getClassLoader())));
                        channel.pipeline().addLast(new ObjectEncoder());
                        //                        channel.pipeline().addLast("HeartBeatHandler", new HeartBeatRespHandler());
                        channel.pipeline().addLast(new FileServer());
                    }
                });
        ChannelFuture future = strap.bind(port).sync();
        LOGGER.info("start file server successfully");
        LOGGER.info("port : " + port);
        LOGGER.info("location : " + location);
        future.channel().closeFuture().sync();
    } catch (Exception e) {
        LOGGER.error(e.getMessage(), e);
        LOGGER.error("can not start file server with [port : {}] and fileLocation {{}}", port, location);
        printUsage();
        System.exit(-1);
    } finally {
        bossGroup.shutdownGracefully();
        workGroup.shutdownGracefully();
    }
}

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

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {// w  w  w .j a  v  a  2  s  . c om
        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("Start file server at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}