public override object GetValue(int column, int agentInstanceId, EventBean[] eventsPerStream, bool isNewData, ExprEvaluatorContext exprEvaluatorContext)
{
var col = LocalGroupByPlan.Columns[column];
if (col.IsDefaultGroupLevel)
{
if (col.IsMethodAgg)
{
return(_currentAggregatorMethods[col.MethodOffset].Value);
}
return(col.Pair.Accessor.GetValue(_currentAggregatorStates[col.Pair.Slot], eventsPerStream, isNewData, exprEvaluatorContext));
}
if (col.PartitionEvaluators.Length == 0)
{
if (col.IsMethodAgg)
{
return(AggregatorsTopLevel[col.MethodOffset].Value);
}
return(col.Pair.Accessor.GetValue(StatesTopLevel[col.Pair.Slot], eventsPerStream, isNewData, exprEvaluatorContext));
}
var groupByKey = AggSvcGroupAllLocalGroupBy.ComputeGroupKey(col.PartitionEvaluators, eventsPerStream, true, exprEvaluatorContext);
var row = AggregatorsPerLevelAndGroup[col.LevelNum].Get(groupByKey);
if (col.IsMethodAgg)
{
return(row.Methods[col.MethodOffset].Value);
}
return(col.Pair.Accessor.GetValue(row.States[col.Pair.Slot], eventsPerStream, isNewData, exprEvaluatorContext));
}
protected override object ComputeGroupKey(AggregationLocalGroupByLevel level, object groupKey, ExprEvaluator[] partitionEval, EventBean[] eventsPerStream, bool newData, ExprEvaluatorContext exprEvaluatorContext)
{
if (level.IsDefaultLevel)
{
return(groupKey);
}
return(AggSvcGroupAllLocalGroupBy.ComputeGroupKey(partitionEval, eventsPerStream, true, exprEvaluatorContext));
}
