Example usage for io.netty.channel ChannelFuture cause

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

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Introduction

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

Prototype

Throwable cause();

Source Link

Document

Returns the cause of the failed I/O operation if the I/O operation has failed.

Usage

From source file:org.jupiter.transport.netty.channel.NettyChannel.java

License:Apache License

@Override
public JChannel close(final JFutureListener<JChannel> listener) {
    final JChannel jChannel = this;
    channel.close().addListener(new ChannelFutureListener() {

        @Override//from w  w w  .  j  a  va 2s . c  o m
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                listener.operationSuccess(jChannel);
            } else {
                listener.operationFailure(jChannel, future.cause());
            }
        }
    });
    return jChannel;
}

From source file:org.jupiter.transport.netty.channel.NettyChannel.java

License:Apache License

@Override
public JChannel write(Object msg, final JFutureListener<JChannel> listener) {
    final JChannel jChannel = this;
    channel.writeAndFlush(msg).addListener(new ChannelFutureListener() {

        @Override/*w  w w .  ja va 2  s  .  c om*/
        public void operationComplete(ChannelFuture future) throws Exception {
            if (future.isSuccess()) {
                listener.operationSuccess(jChannel);
            } else {
                listener.operationFailure(jChannel, future.cause());
            }
        }
    });
    return jChannel;
}

From source file:org.kaaproject.kaa.server.transports.tcp.transport.netty.KaaTcpEncoder.java

License:Apache License

@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
    if (!(msg instanceof MqttFrame)) {
        LOG.warn("Message is not a {}", MqttFrame.class.getSimpleName());
        super.write(ctx, msg, promise);
    } else {//from  ww w . j  a v  a  2s  . c o  m
        MqttFrame frame = (MqttFrame) msg;
        byte[] data = frame.getFrame().array();
        if (LOG.isTraceEnabled()) {
            LOG.trace("Sending {} data for frame {}", Arrays.toString(data), frame);
        }
        if (LOG.isTraceEnabled()) {
            LOG.trace(
                    "Channel promise before writeAndFlush isSuccess [{}] isDone [{}]"
                            + " isCancelled [{}] for frame {}",
                    promise.isSuccess(), promise.isDone(), promise.isCancelled(), frame);
        }
        ChannelFuture future = ctx.writeAndFlush(data, promise);
        if (LOG.isTraceEnabled()) {
            LOG.trace(
                    "Returned future [{}] isSuccess [{}] isDone [{}] isCancelled [{}] cause [{}]"
                            + " for frame {}",
                    future, future.isSuccess(), future.isDone(), future.isCancelled(), future.cause(), frame);
            if (future.cause() != null) {
                LOG.trace("Write operation failed due to:", future.cause());
            }
        }
        if (frame.isNeedCloseConnection()) {
            future.addListener(ChannelFutureListener.CLOSE);
        }
    }
}

From source file:org.lanternpowered.pingy.Pingy.java

License:MIT License

/**
 * Starts the pingy server.//  ww  w  .  j av  a 2 s.co m
 *
 * @throws IOException
 */
public void start() throws IOException {
    boolean epoll = false;

    if (this.properties.isUseEpollWhenAvailable()) {
        if (Epoll.isAvailable()) {
            debugInfo("Epoll is available");
            epoll = true;
        } else {
            debugWarn(
                    "Epoll is unavailable (The following exception is only used to print the cause why it's unavailable, "
                            + "it won't affect the functionality.)");
            //noinspection ThrowableResultOfMethodCallIgnored
            debug(() -> Epoll.unavailabilityCause().printStackTrace());
        }
    }

    final ServerBootstrap bootstrap = new ServerBootstrap();
    final EventLoopGroup group = epoll ? new EpollEventLoopGroup() : new NioEventLoopGroup();

    final ChannelFuture future = bootstrap.group(group)
            .channel(epoll ? EpollServerSocketChannel.class : NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new ReadTimeoutHandler(20))
                            .addLast(new PingyLegacyHandler(properties)).addLast(new PingyFramingHandler())
                            .addLast(new PingyHandler(properties));
                }
            }).childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_KEEPALIVE, true)
            .bind(getBindAddress(this.properties.getIp(), this.properties.getPort()));
    final Channel channel = future.awaitUninterruptibly().channel();
    if (!channel.isActive()) {
        final Throwable cause = future.cause();
        if (cause instanceof BindException) {
            throw (BindException) cause;
        }
        throw new RuntimeException("Failed to bind to address", cause);
    }
    info("Successfully bound to: " + channel.localAddress());
}

From source file:org.lanternpowered.server.LanternServer.java

License:MIT License

private void bind() throws BindException {
    final InetSocketAddress address = this.getBindAddress(this.game.getGlobalConfig().getServerPort());
    final boolean useEpollWhenAvailable = this.game.getGlobalConfig().useServerEpollWhenAvailable();

    ProtocolState.init();//from   w  w  w  .  jav a  2  s . c om
    final ChannelFuture future = this.networkManager.init(address, useEpollWhenAvailable);
    final Channel channel = future.awaitUninterruptibly().channel();
    if (!channel.isActive()) {
        final Throwable cause = future.cause();
        if (cause instanceof BindException) {
            throw (BindException) cause;
        }
        throw new RuntimeException("Failed to bind to address", cause);
    }

    this.logger.info("Successfully bound to: " + channel.localAddress());
}

From source file:org.mobicents.media.server.ctrl.rtsp.stack.RtspClientStackImpl.java

License:Open Source License

public void start() throws IOException {

    Bootstrap b = new Bootstrap();
    b.group(workerGroup);//from w  w w  . j  a v a2  s.c om
    b.channel(NioSocketChannel.class);
    b.option(ChannelOption.SO_KEEPALIVE, true);
    b.handler(new ChannelInitializer<SocketChannel>() {
        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            // httpResponse??HttpResponseDecoder?
            ch.pipeline().addLast(new RtspResponseDecoder());
            // ??httprequest?HttpRequestEncoder?
            ch.pipeline().addLast(new RtspRequestEncoder());
            // ch.pipeline().addLast(new HttpObjectAggregator(1024 * 64));
            ch.pipeline().addLast("handler", new RtspResponseHandler(RtspClientStackImpl.this));
        }
    });

    // Start the client.
    ChannelFuture f = b.connect(getHost(), getPort());
    try {
        f.sync();
        channel = f.channel();

        InetSocketAddress bindAddress = new InetSocketAddress(this.host, this.port);

        logger.info("Mobicents RTSP Client started and bound to " + bindAddress.toString());

    } catch (InterruptedException e) {
        throw new IOException(f.cause());
    }
}

From source file:org.mobicents.media.server.ctrl.rtsp.stack.RtspClientStackImpl.java

License:Open Source License

public void sendRequest(HttpRequest rtspRequest, String remoteHost, int remotePort) {

    ChannelFuture future = null;
    if (channel == null || (channel != null && !channel.isOpen())) {
        // Start the connection attempt.
        future = bootstrap.connect(new InetSocketAddress(remoteHost, remotePort));

        // Wait until the connection attempt succeeds or fails.
        channel = future.awaitUninterruptibly().channel();
        if (!future.isSuccess()) {
            future.cause().printStackTrace();
            // bootstrap.releaseExternalResources();
            return;
        }// w ww. j a v  a 2 s.co  m
    }

    channel.writeAndFlush(rtspRequest);
}

From source file:org.mobicents.media.server.rtsp.stack.RtspClientStackImpl.java

License:Open Source License

public void connect() throws IOException {

    Bootstrap b = new Bootstrap();
    b.group(workerGroup);//  www. j av  a  2s  .  c om
    b.channel(NioSocketChannel.class);
    b.option(ChannelOption.SO_KEEPALIVE, true);
    b.handler(new ChannelInitializer<SocketChannel>() {
        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            // ??httpResponse???HttpResponseDecoder?
            ch.pipeline().addLast(new RtspResponseDecoder());
            // ?ttprequest?HttpRequestEncoder?
            ch.pipeline().addLast(new RtspRequestEncoder());
            // ch.pipeline().addLast(new HttpObjectAggregator(1024 * 64));
            ch.pipeline().addLast("handler", new RtspResponseHandler(RtspClientStackImpl.this));
        }
    });

    // Start the client.
    ChannelFuture f = b.connect(getHost(), getPort());
    try {
        f.sync();
        channel = f.channel();

        InetSocketAddress bindAddress = new InetSocketAddress(this.host, this.port);

        logger.info("Mobicents RTSP Client started and bound to " + bindAddress.toString());

        RtspResponseHandler handler = (RtspResponseHandler) f.channel().pipeline().get("handler");
        handler.connect();
    } catch (InterruptedException e) {
        throw new IOException(f.cause());
    }
}

From source file:org.msrpenabler.server.net.NioMsrpSockServerBootStrap.java

License:Apache License

public void run() throws Exception {

    // Configure the server.

    ServerBootstrap b = new ServerBootstrap();
    b = b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.SO_BACKLOG, 500) // maximum queue length sock waiting to be accepted
            .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

                // Create a new socket / channel / pipeline for each new Cnx
                @Override/*from w  w  w  .  ja  va2s .  c om*/
                public void initChannel(SocketChannel ch) throws Exception {

                    ch.pipeline().addLast(new LoggingHandler(LogLevel.DEBUG));

                    ch.pipeline().addLast(new NioMsrpMsgDecoder());
                    ch.pipeline().addLast(new NioMsrpMsgEncoder());
                    ch.pipeline().addLast("msrpHandler", new MsgRcvHandler(addrServ));

                }
            });

    // Start the server.
    futureBind = b.bind(addrServ.inetAddr, addrServ.port);

    futureBind.addListener(new ChannelFutureListener() {
        public void operationComplete(ChannelFuture future) {
            if (future.isSuccess()) {
                logger.info(" Bind success on {}:{}", addrServ.inetAddr, addrServ.port);
            } else {
                logger.error(" Bind failed on {}:{}", addrServ.inetAddr, addrServ.port, future.cause());
            }
        }
    });
}

From source file:org.onesec.raven.rtp.NettyRtpConnector.java

License:Apache License

private Channel getChannel(ChannelFuture future) throws IOException {
    if (future.isDone()) {
        if (future.isSuccess())
            return future.channel();
        else//from w  w  w.  j av a2  s.c  o m
            throw new IOException(future.cause());
    } else
        try {
            return getChannel(future.await());
        } catch (InterruptedException e) {
            throw new IOException(e);
        }
}