public override void PropagateRetract(IExecutionContext context, IList <Fact> facts)
{
var joinedSets = JoinedSets(context, facts);
var aggregation = new Aggregation();
foreach (var set in joinedSets)
{
if (set.Facts.Count == 0)
{
continue;
}
var matchingFacts = new List <Fact>();
foreach (var fact in set.Facts)
{
if (MatchesConditions(context, set.Tuple, fact))
{
matchingFacts.Add(fact);
}
}
if (matchingFacts.Count > 0)
{
IAggregator aggregator = GetAggregator(set.Tuple);
var results = aggregator.Remove(set.Tuple, matchingFacts);
aggregation.Add(set.Tuple, results);
}
}
PropagateAggregation(context, aggregation);
}
public override void PropagateRetract(IExecutionContext context, Fact fact)
{
var tuples = MatchingTuples(context, fact);
foreach (var tuple in tuples)
{
IAggregator aggregator = Aggregator(context, tuple);
var results = aggregator.Remove(fact.Object);
HandleAggregationResult(context, results, tuple);
}
}
public void Remove(Aggregation aggregation, Tuple tuple, IEnumerable <Fact> facts)
{
var results = _aggregator.Remove(tuple, facts);
AddAggregationResult(aggregation, tuple, results);
}