private NamespaceList CompareSetToOther(NamespaceList other)
{
//clause 5.1
NamespaceList nslist = null;
if (_set.Contains(other._targetNamespace))
{ //S contains negated ns
if (_set.Contains(string.Empty))
{ // AND S contains absent
nslist = new NamespaceList(); //any is the result
}
else
{ //clause 5.2
nslist = new NamespaceList("##other", string.Empty);
}
}
else if (_set.Contains(string.Empty))
{ //clause 5.3 - Not expressible
nslist = null;
}
else
{ //clause 5.4 - Set S does not contain negated ns or absent
nslist = other.Clone();
}
return(nslist);
}
public static bool IsSubset(NamespaceList sub, NamespaceList super)
{
if (super._type == ListType.Any)
{
return(true);
}
else if (sub._type == ListType.Other && super._type == ListType.Other)
{
return(super._targetNamespace == sub._targetNamespace);
}
else if (sub._type == ListType.Set)
{
if (super._type == ListType.Other)
{
return(!sub._set.Contains(super._targetNamespace));
}
else
{
Debug.Assert(super._type == ListType.Set);
foreach (string ns in sub._set.Keys)
{
if (!super._set.Contains(ns))
{
return(false);
}
}
return(true);
}
}
return(false);
}
public NamespaceList Clone()
{
NamespaceList nsl = (NamespaceList)MemberwiseClone();
if (_type == ListType.Set)
{
Debug.Assert(_set != null);
nsl._set = (Hashtable)(_set.Clone());
}
return(nsl);
}
internal void BuildNamespaceListV1Compat(string targetNamespace)
{
if (_ns != null)
{
_namespaceList = new NamespaceListV1Compat(_ns, targetNamespace);
}
else
{
_namespaceList = new NamespaceList(); //This is only ##any, hence base class is sufficient
}
}
internal void BuildNamespaceList(string targetNamespace)
{
if (_ns != null)
{
_namespaceList = new NamespaceList(_ns, targetNamespace);
}
else
{
_namespaceList = new NamespaceList();
}
}
internal void BuildNamespaceList(string targetNamespace)
{
if (_ns != null)
{ //If namespace="" default to namespace="##any"
_namespaceList = new NamespaceList(_ns, targetNamespace);
}
else
{
_namespaceList = new NamespaceList();
}
}
internal static XmlSchemaAnyAttribute Intersection(XmlSchemaAnyAttribute o1, XmlSchemaAnyAttribute o2, bool v1Compat)
{
NamespaceList nsl = NamespaceList.Intersection(o1.NamespaceList, o2.NamespaceList, v1Compat);
if (nsl != null)
{
XmlSchemaAnyAttribute anyAttribute = new XmlSchemaAnyAttribute();
anyAttribute._namespaceList = nsl;
anyAttribute.ProcessContents = o1.ProcessContents;
anyAttribute.Annotation = o1.Annotation;
return(anyAttribute);
}
else
{
// not expressible
return(null);
}
}
public static NamespaceList Intersection(NamespaceList o1, NamespaceList o2, bool v1Compat)
{
NamespaceList nslist = null;
Debug.Assert(o1 != o2); //clause 1
if (o1._type == ListType.Any)
{ //clause 2 - o1 is any
nslist = o2.Clone();
}
else if (o2._type == ListType.Any)
{ //clause 2 - o2 is any
nslist = o1.Clone();
}
else if (o1._type == ListType.Set && o2._type == ListType.Other)
{ //Clause 3 o2 is other
nslist = o1.Clone();
nslist.RemoveNamespace(o2._targetNamespace);
if (!v1Compat)
{
nslist.RemoveNamespace(string.Empty); //remove ##local
}
}
else if (o1._type == ListType.Other && o2._type == ListType.Set)
{ //Clause 3 o1 is other
nslist = o2.Clone();
nslist.RemoveNamespace(o1._targetNamespace);
if (!v1Compat)
{
nslist.RemoveNamespace(string.Empty); //remove ##local
}
}
else if (o1._type == ListType.Set && o2._type == ListType.Set)
{ //clause 4
nslist = o1.Clone();
nslist = new NamespaceList();
nslist._type = ListType.Set;
nslist._set = new Hashtable();
foreach (string ns in o1._set.Keys)
{
if (o2._set.Contains(ns))
{
nslist._set.Add(ns, ns);
}
}
}
else if (o1._type == ListType.Other && o2._type == ListType.Other)
{
if (o1._targetNamespace == o2._targetNamespace)
{ //negation of same namespace name
nslist = o1.Clone();
return(nslist);
}
if (!v1Compat)
{
if (o1._targetNamespace == string.Empty)
{ // clause 6 - o1 is negation of absent
nslist = o2.Clone();
}
else if (o2._targetNamespace == string.Empty)
{ //clause 6 - o1 is negation of absent
nslist = o1.Clone();
}
}
//if it comes here, its not expressible //clause 5
}
return(nslist);
}
public static NamespaceList Union(NamespaceList o1, NamespaceList o2, bool v1Compat)
{
NamespaceList nslist = null;
Debug.Assert(o1 != o2);
if (o1._type == ListType.Any)
{ //clause 2 - o1 is Any
nslist = new NamespaceList();
}
else if (o2._type == ListType.Any)
{ //clause 2 - o2 is Any
nslist = new NamespaceList();
}
else if (o1._type == ListType.Set && o2._type == ListType.Set)
{ //clause 3 , both are sets
nslist = o1.Clone();
foreach (string ns in o2._set.Keys)
{
nslist._set[ns] = ns;
}
}
else if (o1._type == ListType.Other && o2._type == ListType.Other)
{ //clause 4, both are negations
if (o1._targetNamespace == o2._targetNamespace)
{ //negation of same value
nslist = o1.Clone();
}
else
{ //Not a breaking change, going from not expressible to not(absent)
nslist = new NamespaceList("##other", string.Empty); //clause 4, negations of different values, result is not(absent)
}
}
else if (o1._type == ListType.Set && o2._type == ListType.Other)
{
if (v1Compat)
{
if (o1._set.Contains(o2._targetNamespace))
{
nslist = new NamespaceList();
}
else
{ //This was not there originally in V1, added for consistency since its not breaking
nslist = o2.Clone();
}
}
else
{
if (o2._targetNamespace != string.Empty)
{ //clause 5, o1 is set S, o2 is not(tns)
nslist = o1.CompareSetToOther(o2);
}
else if (o1._set.Contains(string.Empty))
{ //clause 6.1 - set S includes absent, o2 is not(absent)
nslist = new NamespaceList();
}
else
{ //clause 6.2 - set S does not include absent, result is not(absent)
nslist = new NamespaceList("##other", string.Empty);
}
}
}
else if (o2._type == ListType.Set && o1._type == ListType.Other)
{
if (v1Compat)
{
if (o2._set.Contains(o2._targetNamespace))
{
nslist = new NamespaceList();
}
else
{
nslist = o1.Clone();
}
}
else
{ //New rules
if (o1._targetNamespace != string.Empty)
{ //clause 5, o1 is set S, o2 is not(tns)
nslist = o2.CompareSetToOther(o1);
}
else if (o2._set.Contains(string.Empty))
{ //clause 6.1 - set S includes absent, o2 is not(absent)
nslist = new NamespaceList();
}
else
{ //clause 6.2 - set S does not include absent, result is not(absent)
nslist = new NamespaceList("##other", string.Empty);
}
}
}
return(nslist);
}
internal static bool IsSubset(XmlSchemaAnyAttribute sub, XmlSchemaAnyAttribute super)
{
return(NamespaceList.IsSubset(sub.NamespaceList, super.NamespaceList));
}
