public void OnNext(T item)
{
var idx = index;
var w = window;
if (index == 0 && Volatile.Read(ref once) == 0)
{
w = new MonocastSubject <T>(size, onTerminate);
window = w;
Interlocked.Increment(ref active);
downstream.OnNext(w);
}
w?.OnNext(item);
if (++idx == size)
{
w?.OnCompleted();
window = null;
index = 0;
}
else
{
index = idx;
}
}
public void OnNext(T item)
{
var idx = index;
if (idx == 0 && Volatile.Read(ref once) == 0)
{
var w = new MonocastSubject <T>(size, onTerminate);
windows.Enqueue(w);
Interlocked.Increment(ref active);
downstream.OnNext(w);
}
foreach (var w in windows)
{
w.OnNext(item);
}
int c = count + 1;
if (c == size)
{
windows.Dequeue().OnCompleted();
count = c - skip;
}
else
{
count = c;
}
if (++idx == skip)
{
index = 0;
}
else
{
index = idx;
}
}
public Group(K key, GroupByObserver parent)
{
this.key = key;
this.parent = parent;
this.subject = new MonocastSubject <V>(onTerminate: () => parent.GroupDone(key));
}
public void OnError(Exception ex)
{
window?.OnError(ex);
window = null;
downstream.OnError(ex);
}
public void OnCompleted()
{
window?.OnCompleted();
window = null;
downstream.OnCompleted();
}
public MonocastDisposable(ISignalObserver <T> downstream, MonocastSubject <T> parent)
{
this.parent = parent;
Volatile.Write(ref this.downstream, downstream);
}
