Example usage for io.netty.handler.codec.http2 Http2Connection connectionStream

Introduction

In this page you can find the example usage for io.netty.handler.codec.http2 Http2Connection connectionStream.

Prototype

Http2Stream connectionStream();

Source Link

Document

Gets the stream object representing the connection, itself (i.e.

Usage

From source file:com.linecorp.armeria.client.HttpClientPipelineConfigurator.java

License:Apache License

private static void incrementLocalWindowSize(ChannelPipeline pipeline, int delta) {
    try {/*from w ww.  j a v a 2  s. c o m*/
        final Http2Connection connection = pipeline.get(Http2ClientConnectionHandler.class).connection();
        connection.local().flowController().incrementWindowSize(connection.connectionStream(), delta);
    } catch (Http2Exception e) {
        logger.warn("Failed to increment local flowController window size: {}", delta, e);
    }
}

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From source file:io.grpc.netty.NettyClientHandler.java

License:Apache License

@VisibleForTesting
static NettyClientHandler newHandler(final Http2Connection connection, Http2FrameReader frameReader,
        Http2FrameWriter frameWriter, ClientTransportLifecycleManager lifecycleManager,
        KeepAliveManager keepAliveManager, int flowControlWindow, int maxHeaderListSize,
        Supplier<Stopwatch> stopwatchFactory, Runnable tooManyPingsRunnable, TransportTracer transportTracer,
        Attributes eagAttributes, String authority) {
    Preconditions.checkNotNull(connection, "connection");
    Preconditions.checkNotNull(frameReader, "frameReader");
    Preconditions.checkNotNull(lifecycleManager, "lifecycleManager");
    Preconditions.checkArgument(flowControlWindow > 0, "flowControlWindow must be positive");
    Preconditions.checkArgument(maxHeaderListSize > 0, "maxHeaderListSize must be positive");
    Preconditions.checkNotNull(stopwatchFactory, "stopwatchFactory");
    Preconditions.checkNotNull(tooManyPingsRunnable, "tooManyPingsRunnable");
    Preconditions.checkNotNull(eagAttributes, "eagAttributes");
    Preconditions.checkNotNull(authority, "authority");

    Http2FrameLogger frameLogger = new Http2FrameLogger(LogLevel.DEBUG, NettyClientHandler.class);
    frameReader = new Http2InboundFrameLogger(frameReader, frameLogger);
    frameWriter = new Http2OutboundFrameLogger(frameWriter, frameLogger);

    StreamBufferingEncoder encoder = new StreamBufferingEncoder(
            new DefaultHttp2ConnectionEncoder(connection, frameWriter));

    // Create the local flow controller configured to auto-refill the connection window.
    connection.local()//from ww  w  . jav  a  2 s .  co  m
            .flowController(new DefaultHttp2LocalFlowController(connection, DEFAULT_WINDOW_UPDATE_RATIO, true));

    Http2ConnectionDecoder decoder = new DefaultHttp2ConnectionDecoder(connection, encoder, frameReader);

    transportTracer.setFlowControlWindowReader(new TransportTracer.FlowControlReader() {
        final Http2FlowController local = connection.local().flowController();
        final Http2FlowController remote = connection.remote().flowController();

        @Override
        public TransportTracer.FlowControlWindows read() {
            return new TransportTracer.FlowControlWindows(local.windowSize(connection.connectionStream()),
                    remote.windowSize(connection.connectionStream()));
        }
    });

    Http2Settings settings = new Http2Settings();
    settings.pushEnabled(false);
    settings.initialWindowSize(flowControlWindow);
    settings.maxConcurrentStreams(0);
    settings.maxHeaderListSize(maxHeaderListSize);

    return new NettyClientHandler(decoder, encoder, settings, lifecycleManager, keepAliveManager,
            stopwatchFactory, tooManyPingsRunnable, transportTracer, eagAttributes, authority);
}

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From source file:io.grpc.netty.NettyServerHandler.java

License:Apache License

@Override
public void handlerAdded(final ChannelHandlerContext ctx) throws Exception {
    serverWriteQueue = new WriteQueue(ctx.channel());

    // init max connection age monitor
    if (maxConnectionAgeInNanos != MAX_CONNECTION_AGE_NANOS_DISABLED) {
        maxConnectionAgeMonitor = ctx.executor().schedule(new LogExceptionRunnable(new Runnable() {
            @Override/*from w w w .  ja  va 2  s  .co m*/
            public void run() {
                if (gracefulShutdown == null) {
                    gracefulShutdown = new GracefulShutdown("max_age", maxConnectionAgeGraceInNanos);
                    gracefulShutdown.start(ctx);
                    ctx.flush();
                }
            }
        }), maxConnectionAgeInNanos, TimeUnit.NANOSECONDS);
    }

    if (maxConnectionIdleManager != null) {
        maxConnectionIdleManager.start(ctx);
    }

    if (keepAliveTimeInNanos != SERVER_KEEPALIVE_TIME_NANOS_DISABLED) {
        keepAliveManager = new KeepAliveManager(new KeepAlivePinger(ctx), ctx.executor(), keepAliveTimeInNanos,
                keepAliveTimeoutInNanos, true /* keepAliveDuringTransportIdle */);
        keepAliveManager.onTransportStarted();
    }

    if (transportTracer != null) {
        assert encoder().connection().equals(decoder().connection());
        final Http2Connection connection = encoder().connection();
        transportTracer.setFlowControlWindowReader(new TransportTracer.FlowControlReader() {
            private final Http2FlowController local = connection.local().flowController();
            private final Http2FlowController remote = connection.remote().flowController();

            @Override
            public TransportTracer.FlowControlWindows read() {
                assert ctx.executor().inEventLoop();
                return new TransportTracer.FlowControlWindows(local.windowSize(connection.connectionStream()),
                        remote.windowSize(connection.connectionStream()));
            }
        });
    }

    super.handlerAdded(ctx);
}

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