public void Request(long n)
{
if (n <= 0L)
{
throw new ArgumentOutOfRangeException(nameof(n));
}
if (requestOn)
{
var s = Volatile.Read(ref upstream);
if (s != null)
{
worker.Schedule(() => upstream.Request(n));
}
else
{
SubscriptionHelper.AddRequest(ref requested, n);
s = Volatile.Read(ref upstream);
if (s != null)
{
long r = Interlocked.Exchange(ref requested, 0L);
if (r != 0L)
{
worker.Schedule(() => upstream.Request(r));
}
}
}
}
else
{
SubscriptionHelper.DeferredRequest(ref upstream, ref requested, n);
}
}
internal void RequestOther(long n)
{
if (!SubscriptionHelper.PostCompleteSingleRequest(parent.actual, ref requested, ref last, n, ref cancelled))
{
SubscriptionHelper.DeferredRequest(ref upstream, ref deferred, n);
}
}
public void Request(long n)
{
if (n <= 0L)
{
upstream.Cancel();
OnError(new ArgumentException("§3.9 violated: non-positive request received"));
}
else
{
SubscriptionHelper.DeferredRequest(ref upstream, ref requested, n);
}
}
public void Request(long n)
{
SubscriptionHelper.DeferredRequest(ref upstream, ref requested, n);
}
internal void Request()
{
SubscriptionHelper.DeferredRequest(ref upstream, ref requested, 1);
}