internal override bool Evaluate(QCandidate a_candidate)
{
if (!a_candidate.FieldIsAvailable())
{
VisitOnNull(a_candidate.GetRoot());
}
return true;
}
internal override bool Evaluate(QCandidate a_candidate)
{
if (!a_candidate.FieldIsAvailable())
{
VisitOnNull(a_candidate.GetRoot());
}
return(true);
}
public QCandidate Add(QCandidate candidate)
{
i_root = Tree.Add(i_root, candidate);
if (candidate._size == 0)
{
// This means that the candidate was already present
// and QCandidate does not allow duplicates.
// In this case QCandidate#isDuplicateOf will have
// placed the existing QCandidate in the i_root
// variable of the new candidate. We return it here:
return(candidate.GetRoot());
}
return(candidate);
}
public void Visit(object a_tree)
{
QCandidate parent = (QCandidate)a_tree;
if (parent.CreateChild(this))
{
return;
}
// No object found.
// All children constraints are necessarily false.
// Check immediately.
IEnumerator i = IterateConstraints();
while (i.MoveNext())
{
((QCon)i.Current).VisitOnNull(parent.GetRoot());
}
}
public override void Visit(object obj)
{
QCandidate qc = (QCandidate)obj;
bool res = true;
bool processed = false;
if (_checkClassMetadataOnly)
{
ClassMetadata yc = qc.ReadClassMetadata();
if (yc != null)
{
res = i_evaluator.Not(_classMetadata.GetHigherHierarchy(yc) == _classMetadata);
processed = true;
}
}
if (!processed)
{
res = Evaluate(qc);
}
Visit1(qc.GetRoot(), this, res);
}
public override void Visit(object obj)
{
QCandidate candidate = (QCandidate)obj;
// force activation outside the try block
// so any activation errors bubble up
ForceActivation(candidate);
try
{
Platform4.EvaluationEvaluate(i_evaluation, candidate);
}
catch (Exception)
{
candidate.Include(false);
}
// TODO: implement Exception callback for the user coder
// at least for test cases
if (!candidate._include)
{
DoNotInclude(candidate.GetRoot());
}
}
public QCandidate Add(QCandidate candidate)
{
i_root = Tree.Add(i_root, candidate);
if (candidate._size == 0)
{
// This means that the candidate was already present
// and QCandidate does not allow duplicates.
// In this case QCandidate#isDuplicateOf will have
// placed the existing QCandidate in the i_root
// variable of the new candidate. We return it here:
return candidate.GetRoot();
}
return candidate;
}
public virtual void Visit(object obj)
{
QCandidate qc = (QCandidate)obj;
Visit1(qc.GetRoot(), this, Evaluate(qc));
}
public void Visit(object a_object)
{
_enclosing.GetRoot().Evaluate((QPending)a_object);
}
