int IComparable.CompareTo(object other)
{
return(FluentCompare <Triple>
.Arguments(this, other)
.By(t => t.Subject)
.By(t => t.Predicate)
.By(t => t.Object)
.End());
}
int IComparable.CompareTo(object other)
{
return(FluentCompare <EntityQuad>
.Arguments(this, other)
.By(t => t.EntityId)
.By(t => t.Graph)
.By(t => t.Subject)
.By(t => t.Predicate)
.By(t => t.Object)
.End());
}
int IComparable <INode> .CompareTo(INode other)
{
var compare = FluentCompare <Node> .Arguments(this, other);
if ((IsUri || IsBlank))
{
if ((IsUri) && (other.IsUri))
{
return(compare.By(n => n.Uri.AbsoluteUri).End());
}
if ((IsBlank) && (other.IsBlank))
{
return(compare.By(n => n.BlankNode).End());
}
if (((IsUri) && (!other.IsUri)) || (IsBlank && other.IsLiteral))
{
// blank node is more than literal node
// Uri node is more than blank node
return(1);
}
// Literal node is always less then URI and blanks
return(-1);
}
if (other.IsLiteral)
{
return(compare.By(n => n.Literal, StringComparer.Ordinal)
.By(n => n.DataType, new AbsoluteUriComparer())
.By(n => n.Language, StringComparer.OrdinalIgnoreCase).End());
}
// Literal node is always less then URI and blanks
return(-1);
}