private void CollectLeaves(Collection4 leaves, Collection4 joins)
{
IEnumerator i = joins.GetEnumerator();
while (i.MoveNext())
{
QConJoin join = ((QConJoin)i.Current);
CollectLeavesFromJoin(leaves, join);
}
}
private IIndexedNodeWithRange NewNodeForConstraint(QConJoin join)
{
IIndexedNodeWithRange c1 = NodeForConstraint(join.Constraint1());
IIndexedNodeWithRange c2 = NodeForConstraint(join.Constraint2());
if (join.IsOr())
{
return(new OrIndexedLeaf(FindLeafForJoin(join), c1, c2));
}
return(new AndIndexedLeaf(join.Constraint1(), c1, c2));
}
private QCon FindLeafForJoin(QConJoin join)
{
if (join.Constraint1() is QConObject)
{
return(join.Constraint1());
}
QCon con = join.Constraint2();
if (con is QConObject)
{
return(con);
}
return(FindLeafForJoin((QConJoin)con));
}
private void CollectTopLevelJoins(Collection4 joins, QCon constraintWithJoins)
{
IEnumerator i = constraintWithJoins.IterateJoins();
while (i.MoveNext())
{
QConJoin join = (QConJoin)i.Current;
if (!join.HasJoins())
{
if (!joins.ContainsByIdentity(join))
{
joins.Add(join);
}
}
else
{
CollectTopLevelJoins(joins, join);
}
}
}
protected virtual void Visit(QConJoin join)
{
#if SILVERLIGHT
if (_visitedJoins.ContainsKey(join))
{
return;
}
#else
if (_visitedJoins.Contains(join))
{
return;
}
#endif
_builder.Append("(");
VisitJoinBranch(join.Constraint2());
_builder.AppendFormat(" {0} ", join.IsOr() ? "or" : "and");
VisitJoinBranch(join.Constraint1());
_builder.Append(")");
#if SILVERLIGHT
_visitedJoins.Add(join, join);
#else
_visitedJoins.Add(join);
#endif
}
private void CollectLeavesFromJoin(Collection4 leaves, QConJoin join)
{
CollectLeavesFromJoinConstraint(leaves, join.Constraint1());
CollectLeavesFromJoinConstraint(leaves, join.Constraint2());
}