@Override
public void ping(PingInfo pingInfo, Promise<PingResultInfo> promise) {
int pingId = pingIds.getAndAdd(2);
PingInfoCallback pingInfoCallback = new PingInfoCallback(pingId, promise);
PingFrame frame = new PingFrame(version, pingId);
control(null, frame, pingInfo.getTimeout(), pingInfo.getUnit(), pingInfoCallback);
}
private void onPing(PingFrame frame) {
int pingId = frame.getPingId();
if (pingId % 2 == pingIds.get() % 2) {
PingResultInfo pingResultInfo = new PingResultInfo(frame.getPingId());
notifyOnPing(listener, pingResultInfo);
flush();
} else {
control(null, frame, 0, TimeUnit.MILLISECONDS, new Callback.Adapter());
}
}
private void goAway(SessionStatus sessionStatus, long timeout, TimeUnit unit, Callback callback) {
if (goAwaySent.compareAndSet(false, true)) {
if (!goAwayReceived.get()) {
GoAwayFrame frame = new GoAwayFrame(version, lastStreamId.get(), sessionStatus.getCode());
control(null, frame, timeout, unit, callback);
return;
}
}
complete(callback);
}
@Override
public void rst(RstInfo rstInfo, Callback callback) {
// SPEC v3, 2.2.2
if (goAwaySent.get()) {
complete(callback);
} else {
int streamId = rstInfo.getStreamId();
IStream stream = streams.get(streamId);
RstStreamFrame frame =
new RstStreamFrame(version, streamId, rstInfo.getStreamStatus().getCode(version));
control(stream, frame, rstInfo.getTimeout(), rstInfo.getUnit(), callback);
if (stream != null) {
stream.process(frame);
removeStream(stream);
}
}
}
@Override
public void settings(SettingsInfo settingsInfo, Callback callback) {
SettingsFrame frame =
new SettingsFrame(version, settingsInfo.getFlags(), settingsInfo.getSettings());
control(null, frame, settingsInfo.getTimeout(), settingsInfo.getUnit(), callback);
}