@Override
protected void doRequest(long n) {
if ((options & REQUEST) == REQUEST && log.isInfoEnabled()) {
log.info("⇡ " + concatId() + "request({})", Long.MAX_VALUE == n ? "unbounded" : n);
}
super.doRequest(n);
}
@Override
protected void doRequest(long n) {
if (BackpressureUtils.getAndAdd(PENDING_UPDATER, this, n) == 0) {
super.doRequest(n);
if (!tryDrain()) {
requestMissing();
}
} else if (terminated == 1) {
if (tryDrain() && TERMINATED.compareAndSet(this, 1, 2)) {
super.doComplete();
}
}
}
private void requestMissing() {
if (pendingDemand != Long.MAX_VALUE) {
super.doRequest(1L);
}
}