internal override bool VisitTerm(
TermExpr <DomainConstraint <BoolLiteral, Constant> > expression)
{
MemberRestriction boolLiteral = BoolExpression.GetBoolLiteral(expression) as MemberRestriction;
return(boolLiteral == null || boolLiteral.IsComplete);
}
internal void UpdateWhereClause(MemberDomainMap domainMap)
{
List <BoolExpression> boolExpressionList = new List <BoolExpression>();
foreach (BoolExpression atom in this.WhereClause.Atoms)
{
MemberRestriction asLiteral = atom.AsLiteral as MemberRestriction;
IEnumerable <Constant> domain = domainMap.GetDomain(asLiteral.RestrictedMemberSlot.MemberPath);
MemberRestriction memberRestriction = asLiteral.CreateCompleteMemberRestriction(domain);
ScalarRestriction scalarRestriction = asLiteral as ScalarRestriction;
bool flag = scalarRestriction != null && !scalarRestriction.Domain.Contains(Constant.Null) && !scalarRestriction.Domain.Contains(Constant.NotNull) && !scalarRestriction.Domain.Contains(Constant.Undefined);
if (flag)
{
domainMap.AddSentinel(memberRestriction.RestrictedMemberSlot.MemberPath);
}
boolExpressionList.Add(BoolExpression.CreateLiteral((BoolLiteral)memberRestriction, domainMap));
if (flag)
{
domainMap.RemoveSentinel(memberRestriction.RestrictedMemberSlot.MemberPath);
}
}
if (boolExpressionList.Count <= 0)
{
return;
}
this.m_whereClause = BoolExpression.CreateAnd(boolExpressionList.ToArray());
}
private static IEnumerable <MemberRestriction> GetConjunctsFromWhereClause(
BoolExpression whereClause)
{
foreach (BoolExpression atom in whereClause.Atoms)
{
if (!atom.IsTrue)
{
MemberRestriction result = atom.AsLiteral as MemberRestriction;
yield return(result);
}
}
}
protected override bool IsIdentifierEqualTo(BoolLiteral right)
{
MemberRestriction memberRestriction = right as MemberRestriction;
if (memberRestriction == null)
{
return(false);
}
if (object.ReferenceEquals((object)this, (object)memberRestriction))
{
return(true);
}
return(ProjectedSlot.EqualityComparer.Equals((ProjectedSlot)this.m_restrictedMemberSlot, (ProjectedSlot)memberRestriction.m_restrictedMemberSlot));
}