public override IDisposable Subscribe(IStreamObserver <TOuterKey, TResult> observer)
{
if (Properties.IsColumnar && CanGenerateColumnar())
{
return(Source.Subscribe(GetPipe(observer)));
}
else
{
return(Source.Subscribe(CreatePipe(observer)));
}
}
public override IDisposable Subscribe(IStreamObserver <CompoundGroupKey <TOuterKey, TInnerKey>, TSource> observer)
{
var pipe = Properties.IsColumnar
? GetPipe(observer)
: CreatePipe(observer);
return(Source.Subscribe(pipe));
}
public override IDisposable Subscribe(IStreamObserver <CompoundGroupKey <TOuterKey, TInnerKey>, TSource> observer)
{
if (totalBranchesL2 <= 1)
{
return(singleThreadedShuffler.Subscribe(observer));
}
numBranches++;
if (pipe == null)
{
if (this.Properties.IsColumnar && CanGenerateColumnar())
{
pipe = GetPipe(observer, totalBranchesL2, shuffleId);
}
else
{
pipe = CreatePipe(observer);
}
}
var o = observer;
pipe.AddObserver(o);
var d = o as IDisposable;
if (numBranches < totalBranchesL2)
{
return(d ?? Utility.EmptyDisposable);
}
else
{
// Reset status for next set of subscribe calls
var oldpipe = pipe;
pipe = null;
numBranches = 0;
if (d == null)
{
return(Source.Subscribe(oldpipe));
}
else
{
return(Utility.CreateDisposable(Source.Subscribe(oldpipe), d));
}
}
}
public override IDisposable Subscribe(IStreamObserver <CompoundGroupKey <TOuterKey, TInnerKey>, TSource> observer)
{
IStreamObserver <TOuterKey, TSource> pipe = null;
if (Properties.IsColumnar)
{
pipe = GetPipe(observer);
}
else
{
pipe = CreatePipe(observer);
}
return(Source.Subscribe(pipe));
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public IDisposable Connect()
{
return(Source.Subscribe(Config.StreamScheduler.RegisterStreamObserver(this)));
}