/// <summary>
/// Ctor.
/// </summary>
/// <param name="evaluators">evaluate the sub-expression within the aggregate function (ie. Sum(4*myNum))</param>
/// <param name="prototypes">collect the aggregation state that evaluators evaluate to, act as prototypes for new aggregationsaggregation states for each group</param>
/// <param name="groupKeyBinding">The group key binding.</param>
/// <param name="methodResolutionService">factory for creating additional aggregation method instances per group key</param>
/// <param name="accessors">accessor definitions</param>
/// <param name="accessAggregations">access aggs</param>
/// <param name="isJoin">true for join, false for single-stream</param>
/// <param name="rollupLevelDesc">The rollup level desc.</param>
/// <param name="topGroupAggregators">The top group aggregators.</param>
/// <param name="topGroupStates">The top group states.</param>
public AggSvcGroupByRefcountedWAccessRollupImpl(ExprEvaluator[] evaluators,
AggregationMethodFactory[] prototypes,
Object groupKeyBinding,
MethodResolutionService methodResolutionService,
AggregationAccessorSlotPair[] accessors,
AggregationStateFactory[] accessAggregations,
bool isJoin,
AggregationGroupByRollupDesc rollupLevelDesc,
AggregationMethod[] topGroupAggregators,
AggregationState[] topGroupStates)
: base(evaluators, prototypes, groupKeyBinding)
{
_methodResolutionService = methodResolutionService;
_aggregatorsPerGroup = new IDictionary <object, AggregationMethodPairRow> [rollupLevelDesc.NumLevelsAggregation];
_removedKeys = new List <object> [rollupLevelDesc.NumLevelsAggregation];
for (var i = 0; i < rollupLevelDesc.NumLevelsAggregation; i++)
{
_aggregatorsPerGroup[i] = new Dictionary <Object, AggregationMethodPairRow>();
_removedKeys[i] = new List <Object>(2);
}
_accessors = accessors;
_accessAggregations = accessAggregations;
_isJoin = isJoin;
_rollupLevelDesc = rollupLevelDesc;
_aggregatorTopGroup = new AggregationMethodPairRow(0, topGroupAggregators, topGroupStates);
_methodParameterValues = new Object[evaluators.Length];
}
public void ApplyLeave(
EventBean[] eventsPerStream,
object groupByKeyProvided,
ExprEvaluatorContext exprEvaluatorContext)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedApplyEnterLeave(false, LocalGroupByPlan.NumMethods, LocalGroupByPlan.NumAccess, groupByKeyProvided);
}
if (LocalGroupByPlan.OptionalLevelTop != null)
{
if (AggregatorsTopLevel == null)
{
AggregatorsTopLevel = AggSvcGroupByUtil.NewAggregators(LocalGroupByPlan.OptionalLevelTop.MethodFactories);
StatesTopLevel = AggSvcGroupByUtil.NewAccesses(exprEvaluatorContext.AgentInstanceId, IsJoin, LocalGroupByPlan.OptionalLevelTop.StateFactories, null, null);
}
AggregateIntoLeave(
LocalGroupByPlan.OptionalLevelTop, AggregatorsTopLevel, StatesTopLevel, eventsPerStream,
exprEvaluatorContext);
InternalHandleUpdatedTop();
}
for (var levelNum = 0; levelNum < LocalGroupByPlan.AllLevels.Length; levelNum++)
{
var level = LocalGroupByPlan.AllLevels[levelNum];
var partitionEval = level.PartitionEvaluators;
var groupByKey = ComputeGroupKey(
level, groupByKeyProvided, partitionEval, eventsPerStream, true, exprEvaluatorContext);
var row = AggregatorsPerLevelAndGroup[levelNum].Get(groupByKey);
if (row == null)
{
var rowAggregators = AggSvcGroupByUtil.NewAggregators(level.MethodFactories);
AggregationState[] rowStates = AggSvcGroupByUtil.NewAccesses(exprEvaluatorContext.AgentInstanceId, IsJoin, level.StateFactories, groupByKey, null);
row = new AggregationMethodPairRow(1, rowAggregators, rowStates);
AggregatorsPerLevelAndGroup[levelNum].Put(groupByKey, row);
}
else
{
row.DecreaseRefcount();
if (row.Refcount <= 0)
{
RemovedKeys.Add(new Pair <int, object>(levelNum, groupByKey));
}
}
AggregateIntoLeave(level, row.Methods, row.States, eventsPerStream, exprEvaluatorContext);
InternalHandleUpdatedGroup(levelNum, groupByKey, row);
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedApplyEnterLeave(false);
}
}
public void ApplyEnter(EventBean[] eventsPerStream, object groupByKeyProvided, ExprEvaluatorContext exprEvaluatorContext)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedApplyEnterLeave(true, localGroupByPlan.NumMethods, localGroupByPlan.NumAccess, groupByKeyProvided);
}
HandleRemovedKeys();
if (localGroupByPlan.OptionalLevelTop != null)
{
if (AggregatorsTopLevel == null)
{
AggregatorsTopLevel = methodResolutionService.NewAggregators(localGroupByPlan.OptionalLevelTop.MethodFactories, exprEvaluatorContext.AgentInstanceId, null, null, null);
StatesTopLevel = methodResolutionService.NewAccesses(exprEvaluatorContext.AgentInstanceId, isJoin, localGroupByPlan.OptionalLevelTop.StateFactories, null, null, null);
}
AggregateIntoEnter(localGroupByPlan.OptionalLevelTop, AggregatorsTopLevel, StatesTopLevel, eventsPerStream, exprEvaluatorContext);
InternalHandleUpdatedTop();
}
for (var levelNum = 0; levelNum < localGroupByPlan.AllLevels.Length; levelNum++)
{
var level = localGroupByPlan.AllLevels[levelNum];
var partitionEval = level.PartitionEvaluators;
var groupByKey = ComputeGroupKey(level, groupByKeyProvided, partitionEval, eventsPerStream, true, exprEvaluatorContext);
var row = AggregatorsPerLevelAndGroup[levelNum].Get(groupByKey);
if (row == null)
{
var rowAggregators = methodResolutionService.NewAggregators(level.MethodFactories, exprEvaluatorContext.AgentInstanceId, groupByKey, null, null);
var rowStates = methodResolutionService.NewAccesses(exprEvaluatorContext.AgentInstanceId, isJoin, level.StateFactories, groupByKey, null, null);
row = new AggregationMethodPairRow(methodResolutionService.GetCurrentRowCount(rowAggregators, rowStates) + 1, rowAggregators, rowStates);
AggregatorsPerLevelAndGroup[levelNum].Put(groupByKey, row);
}
else
{
row.IncreaseRefcount();
}
AggregateIntoEnter(level, row.Methods, row.States, eventsPerStream, exprEvaluatorContext);
InternalHandleUpdatedGroup(levelNum, groupByKey, row);
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedApplyEnterLeave(true);
}
}
public override object GetValue(int column, int agentInstanceId, EvaluateParams evaluateParams)
{
AggregationLocalGroupByColumn col = LocalGroupByPlan.Columns[column];
if (col.PartitionEvaluators.Length == 0)
{
if (col.IsMethodAgg)
{
return(AggregatorsTopLevel[col.MethodOffset].Value);
}
return(col.Pair.Accessor.GetValue(StatesTopLevel[col.Pair.Slot], evaluateParams));
}
var groupByKey = ComputeGroupKey(col.PartitionEvaluators, evaluateParams.EventsPerStream, true, evaluateParams.ExprEvaluatorContext);
AggregationMethodPairRow 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], evaluateParams));
}
public override void ApplyEnter(EventBean[] eventsPerStream, Object groupByKey, ExprEvaluatorContext exprEvaluatorContext)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedApplyEnterLeave(true, Aggregators.Length, AccessAggregations.Length, groupByKey);
}
HandleRemovedKeys();
var row = AggregatorsPerGroup.Get(groupByKey);
// The aggregators for this group do not exist, need to create them from the prototypes
AggregationMethod[] groupAggregators;
AggregationState[] groupStates;
if (row == null)
{
groupAggregators = AggSvcGroupByUtil.NewAggregators(Aggregators);
groupStates = AggSvcGroupByUtil.NewAccesses(exprEvaluatorContext.AgentInstanceId, IsJoin, AccessAggregations, groupByKey, null);
row = new AggregationMethodPairRow(1, groupAggregators, groupStates);
AggregatorsPerGroup.Put(groupByKey, row);
}
else
{
groupAggregators = row.Methods;
groupStates = row.States;
row.IncreaseRefcount();
}
var evaluateParams = new EvaluateParams(eventsPerStream, true, exprEvaluatorContext);
// For this row, evaluate sub-expressions, enter result
_currentAggregatorMethods = groupAggregators;
_currentAggregatorStates = groupStates;
for (var j = 0; j < Evaluators.Length; j++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggNoAccessEnterLeave(true, j, groupAggregators[j], Aggregators[j].AggregationExpression);
}
var columnResult = Evaluators[j].Evaluate(evaluateParams);
groupAggregators[j].Enter(columnResult);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggNoAccessEnterLeave(true, j, groupAggregators[j]);
}
}
for (var i = 0; i < _currentAggregatorStates.Length; i++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggAccessEnterLeave(true, i, _currentAggregatorStates[i], AccessAggregations[i].AggregationExpression);
}
_currentAggregatorStates[i].ApplyEnter(eventsPerStream, exprEvaluatorContext);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggAccessEnterLeave(true, i, _currentAggregatorStates[i]);
}
}
InternalHandleGroupUpdate(groupByKey, row);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedApplyEnterLeave(true);
}
}
public void InternalHandleGroupUpdate(Object groupByKey, AggregationMethodPairRow row)
{
// no action required
}
public override void ApplyEnter(EventBean[] eventsPerStream, Object compositeGroupKey, ExprEvaluatorContext exprEvaluatorContext)
{
HandleRemovedKeys();
var evaluateParams = new EvaluateParams(eventsPerStream, true, exprEvaluatorContext);
for (var i = 0; i < Evaluators.Length; i++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedRollupEvalParam(true, _methodParameterValues.Length);
}
_methodParameterValues[i] = Evaluators[i].Evaluate(evaluateParams);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedRollupEvalParam(_methodParameterValues[i]);
}
}
var groupKeyPerLevel = (Object[])compositeGroupKey;
for (var i = 0; i < groupKeyPerLevel.Length; i++)
{
var level = _rollupLevelDesc.Levels[i];
var groupKey = groupKeyPerLevel[i];
AggregationMethodPairRow row;
if (!level.IsAggregationTop)
{
row = _aggregatorsPerGroup[level.AggregationOffset].Get(groupKey);
}
else
{
row = _aggregatorTopGroup;
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedApplyEnterLeave(true, Aggregators.Length, _accessAggregations.Length, groupKey);
}
// The aggregators for this group do not exist, need to create them from the prototypes
AggregationMethod[] groupAggregators;
AggregationState[] groupStates;
if (row == null)
{
groupAggregators = AggSvcGroupByUtil.NewAggregators(Aggregators);
groupStates = AggSvcGroupByUtil.NewAccesses(exprEvaluatorContext.AgentInstanceId, _isJoin, _accessAggregations, groupKey, null);
row = new AggregationMethodPairRow(1, groupAggregators, groupStates);
if (!level.IsAggregationTop)
{
_aggregatorsPerGroup[level.AggregationOffset].Put(groupKey, row);
}
}
else
{
groupAggregators = row.Methods;
groupStates = row.States;
row.IncreaseRefcount();
}
// For this row, evaluate sub-expressions, enter result
_currentAggregatorMethods = groupAggregators;
_currentAggregatorStates = groupStates;
for (var j = 0; j < Evaluators.Length; j++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggNoAccessEnterLeave(true, j, groupAggregators[j], Aggregators[j].AggregationExpression);
}
groupAggregators[j].Enter(_methodParameterValues[j]);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggNoAccessEnterLeave(true, j, groupAggregators[j]);
}
}
for (var j = 0; j < _currentAggregatorStates.Length; j++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggAccessEnterLeave(true, j, _currentAggregatorStates[j], _accessAggregations[j].AggregationExpression);
}
_currentAggregatorStates[j].ApplyEnter(eventsPerStream, exprEvaluatorContext);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggAccessEnterLeave(true, j, _currentAggregatorStates[j]);
}
}
InternalHandleGroupUpdate(groupKey, row, level);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedApplyEnterLeave(true);
}
}
}
public override void ApplyLeave(EventBean[] eventsPerStream, Object compositeGroupKey, ExprEvaluatorContext exprEvaluatorContext)
{
var evaluateParams = new EvaluateParams(eventsPerStream, false, exprEvaluatorContext);
for (var i = 0; i < Evaluators.Length; i++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedRollupEvalParam(false, _methodParameterValues.Length);
}
_methodParameterValues[i] = Evaluators[i].Evaluate(evaluateParams);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedRollupEvalParam(_methodParameterValues[i]);
}
}
var groupKeyPerLevel = (Object[])compositeGroupKey;
for (var i = 0; i < groupKeyPerLevel.Length; i++)
{
var level = _rollupLevelDesc.Levels[i];
var groupKey = groupKeyPerLevel[i];
AggregationMethodPairRow row;
if (!level.IsAggregationTop)
{
row = _aggregatorsPerGroup[level.AggregationOffset].Get(groupKey);
}
else
{
row = _aggregatorTopGroup;
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedApplyEnterLeave(false, Aggregators.Length, _accessAggregations.Length, groupKey);
}
// The aggregators for this group do not exist, need to create them from the prototypes
AggregationMethod[] groupAggregators;
AggregationState[] groupStates;
if (row != null)
{
groupAggregators = row.Methods;
groupStates = row.States;
}
else
{
groupAggregators = _methodResolutionService.NewAggregators(Aggregators, exprEvaluatorContext.AgentInstanceId, groupKey, GroupKeyBinding, level);
groupStates = _methodResolutionService.NewAccesses(exprEvaluatorContext.AgentInstanceId, _isJoin, _accessAggregations, groupKey, GroupKeyBinding, level);
row = new AggregationMethodPairRow(_methodResolutionService.GetCurrentRowCount(groupAggregators, groupStates) + 1, groupAggregators, groupStates);
if (!level.IsAggregationTop)
{
_aggregatorsPerGroup[level.AggregationOffset].Put(groupKey, row);
}
}
// For this row, evaluate sub-expressions, enter result
_currentAggregatorMethods = groupAggregators;
_currentAggregatorStates = groupStates;
for (var j = 0; j < Evaluators.Length; j++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggNoAccessEnterLeave(false, j, groupAggregators[j], Aggregators[j].AggregationExpression);
}
groupAggregators[j].Leave(_methodParameterValues[j]);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggNoAccessEnterLeave(false, j, groupAggregators[j]);
}
}
for (var j = 0; j < _currentAggregatorStates.Length; j++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggAccessEnterLeave(false, j, _currentAggregatorStates[j], _accessAggregations[j].AggregationExpression);
}
_currentAggregatorStates[j].ApplyLeave(eventsPerStream, exprEvaluatorContext);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggAccessEnterLeave(false, j, _currentAggregatorStates[j]);
}
}
row.DecreaseRefcount();
if (row.Refcount <= 0)
{
_hasRemovedKey = true;
if (!level.IsAggregationTop)
{
_removedKeys[level.AggregationOffset].Add(groupKey);
}
_methodResolutionService.RemoveAggregators(exprEvaluatorContext.AgentInstanceId, groupKey, GroupKeyBinding, level); // allow persistence to remove keys already
}
InternalHandleGroupUpdate(groupKey, row, level);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedApplyEnterLeave(false);
}
}
}
public void InternalHandleUpdatedGroup(int level, object groupByKey, AggregationMethodPairRow row)
{
// no action required
}
public override void ApplyLeave(EventBean[] eventsPerStream, Object groupByKey, ExprEvaluatorContext exprEvaluatorContext)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggregationGroupedApplyEnterLeave(false, Aggregators.Length, AccessAggregations.Length, groupByKey);
}
var row = AggregatorsPerGroup.Get(groupByKey);
// The aggregators for this group do not exist, need to create them from the prototypes
AggregationMethod[] groupAggregators;
AggregationState[] groupStates;
if (row != null)
{
groupAggregators = row.Methods;
groupStates = row.States;
}
else
{
groupAggregators = _methodResolutionService.NewAggregators(Aggregators, exprEvaluatorContext.AgentInstanceId, groupByKey, GroupKeyBinding, null);
groupStates = _methodResolutionService.NewAccesses(exprEvaluatorContext.AgentInstanceId, IsJoin, AccessAggregations, groupByKey, GroupKeyBinding, null, null);
row = new AggregationMethodPairRow(_methodResolutionService.GetCurrentRowCount(groupAggregators, groupStates) + 1, groupAggregators, groupStates);
AggregatorsPerGroup.Put(groupByKey, row);
}
var evaluateParams = new EvaluateParams(eventsPerStream, false, exprEvaluatorContext);
// For this row, evaluate sub-expressions, enter result
_currentAggregatorMethods = groupAggregators;
_currentAggregatorStates = groupStates;
for (var j = 0; j < Evaluators.Length; j++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggNoAccessEnterLeave(false, j, groupAggregators[j], Aggregators[j].AggregationExpression);
}
var columnResult = Evaluators[j].Evaluate(evaluateParams);
groupAggregators[j].Leave(columnResult);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggNoAccessEnterLeave(false, j, groupAggregators[j]);
}
}
for (var i = 0; i < _currentAggregatorStates.Length; i++)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QAggAccessEnterLeave(false, i, _currentAggregatorStates[i], AccessAggregations[i].AggregationExpression);
}
_currentAggregatorStates[i].ApplyLeave(eventsPerStream, exprEvaluatorContext);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggAccessEnterLeave(false, i, _currentAggregatorStates[i]);
}
}
row.DecreaseRefcount();
if (row.Refcount <= 0)
{
RemovedKeys.Add(groupByKey);
_methodResolutionService.RemoveAggregators(exprEvaluatorContext.AgentInstanceId, groupByKey, GroupKeyBinding, null); // allow persistence to remove keys already
}
InternalHandleGroupUpdate(groupByKey, row);
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AAggregationGroupedApplyEnterLeave(false);
}
}
