public void QueueRetractLinked(Activation activation, IEnumerable <KeyValuePair <object, object> > keyedFacts)
{
var toRemove = new List <Tuple <object, Fact> >();
var toPropagate = new List <Fact>();
foreach (var keyedFact in keyedFacts)
{
var key = keyedFact.Key;
var factWrapper = _workingMemory.GetFact(keyedFact.Value);
if (factWrapper == null)
{
throw new ArgumentException($"Linked fact does not exist. Key={key}");
}
factWrapper.Source = new LinkedFactSource(activation);
toRemove.Add(System.Tuple.Create(key, factWrapper));
toPropagate.Add(factWrapper);
}
foreach (var item in toRemove)
{
_workingMemory.RemoveLinkedFact(activation, item.Item1, item.Item2);
item.Item2.Source = null;
}
LinkedFactSet current;
if (_linkedFacts.Count == 0 || (current = _linkedFacts.Peek()).Action != LinkedFactAction.Retract)
{
current = new LinkedFactSet(LinkedFactAction.Retract);
_linkedFacts.Enqueue(current);
}
current.Facts.AddRange(toPropagate);
}
public void RetractLinked(Activation activation, object key, object fact)
{
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
if (fact == null)
{
throw new ArgumentNullException(nameof(fact));
}
var factWrapper = _workingMemory.GetFact(fact);
if (factWrapper == null)
{
throw new ArgumentException($"Linked fact does not exist. Key={key}", nameof(fact));
}
_network.PropagateRetract(_executionContext, new List <Fact> {
factWrapper
});
_workingMemory.RemoveLinkedFact(activation, key, factWrapper);
}
public void RetractLinked(Activation activation, IEnumerable <KeyValuePair <object, object> > keyedFacts)
{
var toRemove = new List <Tuple <object, Fact> >();
var toPropagate = new List <Fact>();
foreach (var keyedFact in keyedFacts)
{
var key = keyedFact.Key;
var factWrapper = _workingMemory.GetFact(keyedFact.Value);
if (factWrapper == null)
{
throw new ArgumentException($"Linked fact does not exist. Key={key}");
}
factWrapper.Source = new LinkedFactSource(activation);
toRemove.Add(System.Tuple.Create(key, factWrapper));
toPropagate.Add(factWrapper);
}
_network.PropagateRetract(_executionContext, toPropagate);
foreach (var item in toRemove)
{
_workingMemory.RemoveLinkedFact(activation, item.Item1, item.Item2);
item.Item2.Source = null;
}
}
