Examples with ChannelFutureListener org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener used on opensource projects

Example 21 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project cdap by caskdata.

the class HttpRequestRouter method channelRead.

@Override
public void channelRead(final ChannelHandlerContext ctx, final Object msg) throws Exception {
    try {
        final Channel inboundChannel = ctx.channel();
        ChannelFutureListener writeCompletedListener = getFailureResponseListener(inboundChannel);
        if (msg instanceof HttpRequest) {
            inflightRequests++;
            if (inflightRequests != 1) {
                // At the end of the first response, we'll respond to all the other requests as well
                return;
            }
            // Disable read until sending of this request object is completed successfully
            // This is for handling the initial connection delay
            inboundChannel.config().setAutoRead(false);
            writeCompletedListener = new ChannelFutureListener() {

                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    if (future.isSuccess()) {
                        inboundChannel.config().setAutoRead(true);
                    } else {
                        getFailureResponseListener(inboundChannel).operationComplete(future);
                    }
                }
            };
            HttpRequest request = (HttpRequest) msg;
            currentMessageSender = getMessageSender(inboundChannel, getDiscoverable(request, (InetSocketAddress) inboundChannel.localAddress()));
        }
        if (inflightRequests == 1 && currentMessageSender != null) {
            ReferenceCountUtil.retain(msg);
            currentMessageSender.send(msg, writeCompletedListener);
        }
    } finally {
        ReferenceCountUtil.release(msg);
    }
}

Example 22 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project elephant by yanghuijava.

the class RemotingUtil method closeChannel.

public static void closeChannel(Channel channel) {
    final String addrRemote = RemotingHelper.parseChannelRemoteAddr(channel);
    channel.close().addListener(new ChannelFutureListener() {

        @Override
        public void operationComplete(ChannelFuture future) throws Exception {
            log.info("closeChannel: close the connection to remote address[{}] result: {}", addrRemote, future.isSuccess());
        }
    });
}

Example 23 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project modules-extra by CubeEngine.

the class WebSocketRequestHandler method doHandshake.

public void doHandshake(ChannelHandlerContext ctx, FullHttpRequest message) {
    WebSocketServerHandshakerFactory handshakerFactory = new WebSocketServerHandshakerFactory("ws://" + message.headers().get(HOST) + "/" + WEBSOCKET_ROUTE, null, false);
    this.handshaker = handshakerFactory.newHandshaker(message);
    if (handshaker == null) {
        this.log.info("client is incompatible!");
        WebSocketServerHandshakerFactory.sendUnsupportedVersionResponse(ctx.channel());
        return;
    }
    this.log.debug("handshaking now...");
    this.handshaker.handshake(ctx.channel(), message).addListener((ChannelFutureListener) future -> {
        if (future.isSuccess()) {
            log.debug("Success!");
        } else {
            log.debug("Failed!");
        }
    });
}

Example 24 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project rocketmq by apache.

the class Broker2Client method checkProducerTransactionState.

public void checkProducerTransactionState(final Channel channel, final CheckTransactionStateRequestHeader requestHeader, final SelectMappedBufferResult selectMappedBufferResult) {
    RemotingCommand request = RemotingCommand.createRequestCommand(RequestCode.CHECK_TRANSACTION_STATE, requestHeader);
    request.markOnewayRPC();
    try {
        FileRegion fileRegion = new OneMessageTransfer(request.encodeHeader(selectMappedBufferResult.getSize()), selectMappedBufferResult);
        channel.writeAndFlush(fileRegion).addListener(new ChannelFutureListener() {

            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                selectMappedBufferResult.release();
                if (!future.isSuccess()) {
                    log.error("invokeProducer failed,", future.cause());
                }
            }
        });
    } catch (Throwable e) {
        log.error("invokeProducer exception", e);
        selectMappedBufferResult.release();
    }
}

Example 25 with ChannelFutureListener

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelFutureListener in project rocketmq by apache.

the class NettyRemotingAbstract method invokeOnewayImpl.

public void invokeOnewayImpl(final Channel channel, final RemotingCommand request, final long timeoutMillis) throws InterruptedException, RemotingTooMuchRequestException, RemotingTimeoutException, RemotingSendRequestException {
    request.markOnewayRPC();
    boolean acquired = this.semaphoreOneway.tryAcquire(timeoutMillis, TimeUnit.MILLISECONDS);
    if (acquired) {
        final SemaphoreReleaseOnlyOnce once = new SemaphoreReleaseOnlyOnce(this.semaphoreOneway);
        try {
            channel.writeAndFlush(request).addListener(new ChannelFutureListener() {

                @Override
                public void operationComplete(ChannelFuture f) throws Exception {
                    once.release();
                    if (!f.isSuccess()) {
                        log.warn("send a request command to channel <" + channel.remoteAddress() + "> failed.");
                    }
                }
            });
        } catch (Exception e) {
            once.release();
            log.warn("write send a request command to channel <" + channel.remoteAddress() + "> failed.");
            throw new RemotingSendRequestException(RemotingHelper.parseChannelRemoteAddr(channel), e);
        }
    } else {
        if (timeoutMillis <= 0) {
            throw new RemotingTooMuchRequestException("invokeOnewayImpl invoke too fast");
        } else {
            String info = String.format("invokeOnewayImpl tryAcquire semaphore timeout, %dms, waiting thread nums: %d semaphoreAsyncValue: %d", timeoutMillis, this.semaphoreOneway.getQueueLength(), this.semaphoreOneway.availablePermits());
            log.warn(info);
            throw new RemotingTimeoutException(info);
        }
    }
}