public void PropagateRetract(IExecutionContext context, TupleFactList tupleFactList)
{
if (tupleFactList.Count == 0)
{
return;
}
IBetaMemory memory = context.WorkingMemory.GetNodeMemory(this);
var toRetract = new List <Tuple>();
using (var counter = PerfCounter.Retract(context, this))
{
var enumerator = tupleFactList.GetEnumerator();
while (enumerator.MoveNext())
{
Tuple childTuple = memory.FindTuple(enumerator.CurrentTuple, enumerator.CurrentFact);
if (childTuple != null)
{
toRetract.Add(childTuple);
}
}
counter.AddInputs(tupleFactList.Count);
counter.AddOutputs(toRetract.Count);
}
PropagateRetractInternal(context, memory, toRetract);
}
public void PropagateUpdate(IExecutionContext context, TupleFactList tupleFactList)
{
if (tupleFactList.Count == 0)
{
return;
}
IBetaMemory memory = context.WorkingMemory.GetNodeMemory(this);
var toAssert = new List <Tuple>();
var toUpdate = new List <Tuple>();
var enumerator = tupleFactList.GetEnumerator();
while (enumerator.MoveNext())
{
Tuple childTuple = memory.FindTuple(enumerator.CurrentTuple, enumerator.CurrentFact);
if (childTuple == null)
{
childTuple = new Tuple(context.IdGenerator.NextTupleId(), enumerator.CurrentTuple, enumerator.CurrentFact);
childTuple.GroupId = enumerator.CurrentTuple.Id;
toAssert.Add(childTuple);
}
else
{
toUpdate.Add(childTuple);
}
}
PropagateAssertInternal(context, memory, toAssert);
PropagateUpdateInternal(context, toUpdate);
}
public void PropagateAssert(IExecutionContext context, TupleFactList tupleFactList)
{
if (tupleFactList.Count == 0)
{
return;
}
IBetaMemory memory = context.WorkingMemory.GetNodeMemory(this);
var toAssert = new List <Tuple>();
using (var counter = PerfCounter.Assert(context, this))
{
var enumerator = tupleFactList.GetEnumerator();
while (enumerator.MoveNext())
{
var childTuple = new Tuple(context.IdGenerator.NextTupleId(), enumerator.CurrentTuple,
enumerator.CurrentFact);
childTuple.GroupId = enumerator.CurrentTuple.Id;
toAssert.Add(childTuple);
}
counter.AddItems(tupleFactList.Count);
}
PropagateAssertInternal(context, memory, toAssert);
}
private void PropagateAggregateRetracts(IExecutionContext context, Aggregation aggregation)
{
var retracts = new TupleFactList();
foreach (var retract in aggregation.Retracts)
{
var fact = ToAggregateFact(context, retract.ResultObject);
retracts.Add(retract.Tuple, fact);
}
if (retracts.Count > 0)
{
MemoryNode.PropagateRetract(context, retracts);
var enumerator = retracts.GetEnumerator();
while (enumerator.MoveNext())
{
context.WorkingMemory.RemoveInternalFact(this, enumerator.CurrentFact);
}
}
}