public override void Evaluate(
EventBean[] eventsPerStream,
ICollection <EventBean> matchingEvents,
ExprEvaluatorContext exprEvaluatorContext)
{
AggregationService.ClearResults(exprEvaluatorContext);
if (matchingEvents == null)
{
return;
}
var events = new EventBean[eventsPerStream.Length + 1];
Array.Copy(eventsPerStream, 0, events, 1, eventsPerStream.Length);
var evaluateParams = new EvaluateParams(events, true, exprEvaluatorContext);
foreach (EventBean subselectEvent in matchingEvents)
{
events[0] = subselectEvent;
var pass = (bool?)FilterExpr.Evaluate(evaluateParams);
if (pass ?? false)
{
AggregationService.ApplyEnter(events, null, exprEvaluatorContext);
}
}
}
public override Object Evaluate(EventBean[] eventsPerStream, bool isNewData, ICollection <EventBean> matchingEvents, ExprEvaluatorContext exprEvaluatorContext)
{
if (matchingEvents == null)
{
return(false);
}
if (matchingEvents.Count == 0)
{
return(false);
}
if (FilterExpr == null)
{
return(true);
}
// Evaluate filter
var events = new EventBean[eventsPerStream.Length + 1];
var evaluateParams = new EvaluateParams(events, true, exprEvaluatorContext);
Array.Copy(eventsPerStream, 0, events, 1, eventsPerStream.Length);
foreach (var subselectEvent in matchingEvents)
{
// Prepare filter expression event list
events[0] = subselectEvent;
var pass = (bool?)FilterExpr.Evaluate(evaluateParams);
if ((pass != null) && (pass.Value))
{
return(true);
}
}
return(false);
}
