Examples with Entry org.eclipse.jetty.http2.hpack.HpackContext.Entry used on opensource projects

Example 11 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HTTP2Session method onSettings.

public void onSettings(SettingsFrame frame, boolean reply) {
    if (LOG.isDebugEnabled())
        LOG.debug("Received {}", frame);
    if (frame.isReply())
        return;
    // Iterate over all settings
    for (Map.Entry<Integer, Integer> entry : frame.getSettings().entrySet()) {
        int key = entry.getKey();
        int value = entry.getValue();
        switch(key) {
            case SettingsFrame.HEADER_TABLE_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update HPACK header table size to {} for {}", value, this);
                    generator.setHeaderTableSize(value);
                    break;
                }
            case SettingsFrame.ENABLE_PUSH:
                {
                    // SPEC: check the value is sane.
                    if (value != 0 && value != 1) {
                        onConnectionFailure(ErrorCode.PROTOCOL_ERROR.code, "invalid_settings_enable_push");
                        return;
                    }
                    pushEnabled = value == 1;
                    if (LOG.isDebugEnabled())
                        LOG.debug("{} push for {}", pushEnabled ? "Enable" : "Disable", this);
                    break;
                }
            case SettingsFrame.MAX_CONCURRENT_STREAMS:
                {
                    maxLocalStreams = value;
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update max local concurrent streams to {} for {}", maxLocalStreams, this);
                    break;
                }
            case SettingsFrame.INITIAL_WINDOW_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update initial window size to {} for {}", value, this);
                    flowControl.updateInitialStreamWindow(this, value, false);
                    break;
                }
            case SettingsFrame.MAX_FRAME_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update max frame size to {} for {}", value, this);
                    // SPEC: check the max frame size is sane.
                    if (value < Frame.DEFAULT_MAX_LENGTH || value > Frame.MAX_MAX_LENGTH) {
                        onConnectionFailure(ErrorCode.PROTOCOL_ERROR.code, "invalid_settings_max_frame_size");
                        return;
                    }
                    generator.setMaxFrameSize(value);
                    break;
                }
            case SettingsFrame.MAX_HEADER_LIST_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update max header list size to {} for {}", value, this);
                    generator.setMaxHeaderListSize(value);
                    break;
                }
            default:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Unknown setting {}:{} for {}", key, value, this);
                    break;
                }
        }
    }
    notifySettings(this, frame);
    if (reply) {
        SettingsFrame replyFrame = new SettingsFrame(Collections.emptyMap(), true);
        settings(replyFrame, Callback.NOOP);
    }
}

Example 12 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HTTP2Session method push.

@Override
public void push(IStream stream, Promise<Stream> promise, PushPromiseFrame frame, Stream.Listener listener) {
    // Synchronization is necessary to atomically create
    // the stream id and enqueue the frame to be sent.
    boolean queued;
    synchronized (this) {
        int streamId = streamIds.getAndAdd(2);
        frame = new PushPromiseFrame(frame.getStreamId(), streamId, frame.getMetaData());
        final IStream pushStream = createLocalStream(streamId, promise);
        if (pushStream == null)
            return;
        pushStream.setListener(listener);
        ControlEntry entry = new ControlEntry(frame, pushStream, new PromiseCallback<>(promise, pushStream));
        queued = flusher.append(entry);
    }
    // Iterate outside the synchronized block.
    if (queued)
        flusher.iterate();
}