public AggregationMethod Make(MethodResolutionService methodResolutionService, int agentInstanceId, int groupId, int aggregationId)
{
if (_parent.StateType == AggregationStateType.FIRST)
{
return(methodResolutionService.MakeFirstEverValueAggregator(agentInstanceId, groupId, aggregationId, _resultType, false));
}
else if (_parent.StateType == AggregationStateType.LAST)
{
return(methodResolutionService.MakeLastEverValueAggregator(agentInstanceId, groupId, aggregationId, _resultType, false));
}
throw new EPRuntimeException("Window aggregation function is not available");
}
public AggregationMethod Make(MethodResolutionService methodResolutionService, int agentInstanceId, int groupId, int aggregationId)
{
return(methodResolutionService.MakeLastEverValueAggregator(agentInstanceId, groupId, aggregationId, _childType, _parent.HasFilter));
}