public void OnSubscribe(IDisposable d)
{
if (OnSubscribeHelper.SetDisposable(ref this.d, d))
{
actual.OnSubscribe(this);
}
}
public void Subscribe(ISingleSubscriber <T> s)
{
SingleDisposable sd = new SingleDisposable(this, s);
s.OnSubscribe(sd);
if (Add(sd))
{
if (sd.IsDisposed())
{
Remove(sd);
}
if (Volatile.Read(ref once) == 0)
{
if (Interlocked.CompareExchange(ref once, 1, 0) == 0)
{
source.Subscribe(this);
}
}
}
else
{
ValueOrError r = Volatile.Read(ref result);
if (r.IsError())
{
s.OnError(r.error);
}
else
{
s.OnSuccess(r.value);
}
}
}
public void OnSubscribe(ISubscription s)
{
if (OnSubscribeHelper.SetSubscription(ref this.s, s))
{
actual.OnSubscribe(this);
s.Request(long.MaxValue);
}
}
public void OnSubscribe(IDisposable d)
{
if (DisposableHelper.SetOnce(ref this.d, d))
{
actual.OnSubscribe(this);
}
else
{
d?.Dispose();
OnSubscribeHelper.ReportDisposableSet();
}
}
public void OnSubscribe(IDisposable d)
{
try
{
onSubscribeCall(d);
}
catch (Exception e)
{
d.Dispose();
EmptyDisposable.Error(actual, e);
return;
}
actual.OnSubscribe(d);
}
public void Subscribe(ISingleSubscriber <T> s)
{
s.OnSubscribe(EmptyDisposable.Instance);
s.OnSuccess(value);
}
public void OnSubscribe(IDisposable d)
{
actual.OnSubscribe(d);
}
public static void Error <T>(ISingleSubscriber <T> cs, Exception e)
{
cs.OnSubscribe(Instance);
cs.OnError(e);
}