internal override bool IsEquivalent(Op other)
{
ConstantBaseOp constantBaseOp = other as ConstantBaseOp;
if (constantBaseOp == null || this.OpType != other.OpType || !constantBaseOp.Type.EdmEquals((MetadataItem)this.Type))
{
return(false);
}
if (constantBaseOp.Value != null || this.Value != null)
{
return(constantBaseOp.Value.Equals(this.Value));
}
return(true);
}
protected override void VisitConstantOp(ConstantBaseOp op, Node n)
{
using (new AutoString(this, op))
{
if (null == op.Value)
{
WriteString("null");
}
else
{
WriteString("(");
WriteString(op.Type.EdmType.FullName);
WriteString(")");
WriteString(String.Format(CultureInfo.InvariantCulture, "{0}", op.Value));
}
VisitChildren(n);
}
}
protected override void VisitConstantOp(ConstantBaseOp op, Node n)
{
using (new Dump.AutoString(this, (Op)op))
{
if (op.Value == null)
{
this.WriteString("null");
}
else
{
this.WriteString("(");
this.WriteString(op.Type.EdmType.FullName);
this.WriteString(")");
this.WriteString(string.Format((IFormatProvider)CultureInfo.InvariantCulture, "{0}", op.Value));
}
this.VisitChildren(n);
}
}
protected override NodeInfo VisitSortOp(SortBaseOp op, Node n)
{
ExtendedNodeInfo extendedNodeInfo1 = this.InitExtendedNodeInfo(n);
ExtendedNodeInfo extendedNodeInfo2 = this.GetExtendedNodeInfo(n.Child0);
extendedNodeInfo1.Definitions.Or(extendedNodeInfo2.Definitions);
extendedNodeInfo1.ExternalReferences.Or(extendedNodeInfo2.ExternalReferences);
extendedNodeInfo1.ExternalReferences.Minus(extendedNodeInfo2.Definitions);
extendedNodeInfo1.Keys.InitFrom(extendedNodeInfo2.Keys);
extendedNodeInfo1.NonNullableDefinitions.InitFrom(extendedNodeInfo2.NonNullableDefinitions);
extendedNodeInfo1.NonNullableVisibleDefinitions.InitFrom(extendedNodeInfo2.NonNullableDefinitions);
extendedNodeInfo1.InitRowCountFrom(extendedNodeInfo2);
if (OpType.ConstrainedSort == op.OpType && n.Child2.Op.OpType == OpType.Constant && !((ConstrainedSortOp)op).WithTies)
{
ConstantBaseOp op1 = (ConstantBaseOp)n.Child2.Op;
if (TypeHelpers.IsIntegerConstant(op1.Type, op1.Value, 1L))
{
extendedNodeInfo1.SetRowCount(RowCount.Zero, RowCount.One);
}
}
return((NodeInfo)extendedNodeInfo1);
}
/// <summary>
/// Default handler for all constantOps
/// </summary>
/// <param name="op"> the constant op </param>
/// <param name="n"> the node </param>
protected virtual void VisitConstantOp(ConstantBaseOp op, Node n)
{
VisitScalarOpDefault(op, n);
}
protected virtual void VisitConstantOp(ConstantBaseOp op, Node n)
{
this.VisitScalarOpDefault((ScalarOp)op, n);
}
// <summary>
// Default handler for all constant Ops
// </summary>
protected virtual TResultType VisitConstantOp(ConstantBaseOp op, Node n)
{
return(VisitScalarOpDefault(op, n));
}
