private UniformPair <EventBean[]> Output(bool isSynthesize, bool join)
{
IList <EventBean> newEvents = new List <EventBean>(4);
_processor.GenerateOutputBatchedArr(join, _groupReps.GetEnumerator(), true, isSynthesize, newEvents, null);
_groupReps.Clear();
EventBean[] newEventsArr = (newEvents.IsEmpty()) ? null : newEvents.ToArrayOrNull();
EventBean[] oldEventsArr = null;
if (_groupRepsOutputLastUnordRStream != null && !_groupRepsOutputLastUnordRStream.IsEmpty())
{
ICollection <EventBean> oldEvents = _groupRepsOutputLastUnordRStream.Values;
oldEventsArr = oldEvents.ToArrayOrNull();
}
if (newEventsArr == null && oldEventsArr == null)
{
return(null);
}
return(new UniformPair <EventBean[]>(newEventsArr, oldEventsArr));
}
private UniformPair <EventBean[]> Output(bool isSynthesize, bool join)
{
// generate latest new-events from group representatives
IList <EventBean> newEvents = new List <EventBean>(4);
_processor.GenerateOutputBatchedArr(join, _groupReps.GetEnumerator(), true, isSynthesize, newEvents, null);
var newEventsArr = (newEvents.IsEmpty()) ? null : newEvents.ToArrayOrNull();
// use old-events as retained, if any
EventBean[] oldEventsArr = null;
if (!_groupRepsOutputLastUnordRStream.IsEmpty())
{
var oldEvents = _groupRepsOutputLastUnordRStream.Values;
oldEventsArr = oldEvents.ToArrayOrNull();
_groupRepsOutputLastUnordRStream.Clear();
}
_first = true;
if (newEventsArr == null && oldEventsArr == null)
{
return(null);
}
return(new UniformPair <EventBean[]>(newEventsArr, oldEventsArr));
}