internal override bool ValidateDerivationByRestriction(XmlSchemaParticle baseParticle,
ValidationEventHandler h, XmlSchema schema, bool raiseError)
{
XmlSchemaAny baseAny = baseParticle as XmlSchemaAny;
if (baseAny == null)
{
if (raiseError)
{
error(h, "Invalid particle derivation by restriction was found.");
}
return(false);
}
// 3.9.6 Particle Derivation OK (Any:Any - NSSubset)
if (!ValidateOccurenceRangeOK(baseParticle, h, schema, raiseError))
{
return(false);
}
return(wildcard.ValidateWildcardSubset(baseAny.wildcard, h, schema, raiseError));
}
internal override bool ValidateDerivationByRestriction(XmlSchemaParticle baseParticle,
ValidationEventHandler h, XmlSchema schema, bool raiseError)
{
XmlSchemaAny any = baseParticle as XmlSchemaAny;
if (any != null)
{
// NSRecurseCheckCardinality
return(ValidateNSRecurseCheckCardinality(any, h, schema, raiseError));
}
XmlSchemaChoice choice = baseParticle as XmlSchemaChoice;
if (choice != null)
{
// RecurseLax
if (!ValidateOccurenceRangeOK(choice, h, schema, raiseError))
{
return(false);
}
// If it is totally optional, then ignore their contents.
if (choice.ValidatedMinOccurs == 0 && choice.ValidatedMaxOccurs == 0 &&
this.ValidatedMinOccurs == 0 && this.ValidatedMaxOccurs == 0)
{
return(true);
}
// return ValidateRecurseLax (choice, h, schema, raiseError);
return(this.ValidateSeqRecurseMapSumCommon(choice, h, schema, true, false, raiseError));
}
if (raiseError)
{
error(h, "Invalid choice derivation by restriction was found.");
}
return(false);
}
//<choice
// id = ID
// maxOccurs = (nonNegativeInteger | unbounded) : 1
// minOccurs = nonNegativeInteger : 1
// {any attributes with non-schema namespace . . .}>
// Content: (annotation?, (element | group | choice | sequence | any)*)
//</choice>
internal static XmlSchemaChoice Read(XmlSchemaReader reader, ValidationEventHandler h)
{
XmlSchemaChoice choice = new XmlSchemaChoice();
reader.MoveToElement();
if (reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)
{
error(h, "Should not happen :1: XmlSchemaChoice.Read, name=" + reader.Name, null);
reader.SkipToEnd();
return(null);
}
choice.LineNumber = reader.LineNumber;
choice.LinePosition = reader.LinePosition;
choice.SourceUri = reader.BaseURI;
while (reader.MoveToNextAttribute())
{
if (reader.Name == "id")
{
choice.Id = reader.Value;
}
else if (reader.Name == "maxOccurs")
{
try
{
choice.MaxOccursString = reader.Value;
}
catch (Exception e)
{
error(h, reader.Value + " is an invalid value for maxOccurs", e);
}
}
else if (reader.Name == "minOccurs")
{
try
{
choice.MinOccursString = reader.Value;
}
catch (Exception e)
{
error(h, reader.Value + " is an invalid value for minOccurs", e);
}
}
else if ((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)
{
error(h, reader.Name + " is not a valid attribute for choice", null);
}
else
{
XmlSchemaUtil.ReadUnhandledAttribute(reader, choice);
}
}
reader.MoveToElement();
if (reader.IsEmptyElement)
{
return(choice);
}
// Content: (annotation?, (element | group | choice | sequence | any)*)
int level = 1;
while (reader.ReadNextElement())
{
if (reader.NodeType == XmlNodeType.EndElement)
{
if (reader.LocalName != xmlname)
{
error(h, "Should not happen :2: XmlSchemaChoice.Read, name=" + reader.Name, null);
}
break;
}
if (level <= 1 && reader.LocalName == "annotation")
{
level = 2; //Only one annotation
XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader, h);
if (annotation != null)
{
choice.Annotation = annotation;
}
continue;
}
if (level <= 2)
{
if (reader.LocalName == "element")
{
level = 2;
XmlSchemaElement element = XmlSchemaElement.Read(reader, h);
if (element != null)
{
choice.items.Add(element);
}
continue;
}
if (reader.LocalName == "group")
{
level = 2;
XmlSchemaGroupRef group = XmlSchemaGroupRef.Read(reader, h);
if (group != null)
{
choice.items.Add(group);
}
continue;
}
if (reader.LocalName == "choice")
{
level = 2;
XmlSchemaChoice ch = XmlSchemaChoice.Read(reader, h);
if (ch != null)
{
choice.items.Add(ch);
}
continue;
}
if (reader.LocalName == "sequence")
{
level = 2;
XmlSchemaSequence sequence = XmlSchemaSequence.Read(reader, h);
if (sequence != null)
{
choice.items.Add(sequence);
}
continue;
}
if (reader.LocalName == "any")
{
level = 2;
XmlSchemaAny any = XmlSchemaAny.Read(reader, h);
if (any != null)
{
choice.items.Add(any);
}
continue;
}
}
reader.RaiseInvalidElementError();
}
return(choice);
}
//<any
// id = ID
// maxOccurs = (nonNegativeInteger | unbounded) : 1
// minOccurs = nonNegativeInteger : 1
// namespace = ((##any | ##other) | List of (anyURI | (##targetNamespace | ##local)) ) : ##any
// processContents = (lax | skip | strict) : strict
// {any attributes with non-schema namespace . . .}>
// Content: (annotation?)
//</any>
internal static XmlSchemaAny Read(XmlSchemaReader reader, ValidationEventHandler h)
{
XmlSchemaAny any = new XmlSchemaAny();
reader.MoveToElement();
if (reader.NamespaceURI != XmlSchema.Namespace || reader.LocalName != xmlname)
{
error(h, "Should not happen :1: XmlSchemaAny.Read, name=" + reader.Name, null);
reader.SkipToEnd();
return(null);
}
any.LineNumber = reader.LineNumber;
any.LinePosition = reader.LinePosition;
any.SourceUri = reader.BaseURI;
while (reader.MoveToNextAttribute())
{
if (reader.Name == "id")
{
any.Id = reader.Value;
}
else if (reader.Name == "maxOccurs")
{
try
{
any.MaxOccursString = reader.Value;
}
catch (Exception e)
{
error(h, reader.Value + " is an invalid value for maxOccurs", e);
}
}
else if (reader.Name == "minOccurs")
{
try
{
any.MinOccursString = reader.Value;
}
catch (Exception e)
{
error(h, reader.Value + " is an invalid value for minOccurs", e);
}
}
else if (reader.Name == "namespace")
{
any.nameSpace = reader.Value;
}
else if (reader.Name == "processContents")
{
Exception innerex;
any.processing = XmlSchemaUtil.ReadProcessingAttribute(reader, out innerex);
if (innerex != null)
{
error(h, reader.Value + " is not a valid value for processContents", innerex);
}
}
else if ((reader.NamespaceURI == "" && reader.Name != "xmlns") || reader.NamespaceURI == XmlSchema.Namespace)
{
error(h, reader.Name + " is not a valid attribute for any", null);
}
else
{
XmlSchemaUtil.ReadUnhandledAttribute(reader, any);
}
}
reader.MoveToElement();
if (reader.IsEmptyElement)
{
return(any);
}
// Content: (annotation?)
int level = 1;
while (reader.ReadNextElement())
{
if (reader.NodeType == XmlNodeType.EndElement)
{
if (reader.LocalName != xmlname)
{
error(h, "Should not happen :2: XmlSchemaAny.Read, name=" + reader.Name, null);
}
break;
}
if (level <= 1 && reader.LocalName == "annotation")
{
level = 2; //Only one annotation
XmlSchemaAnnotation annotation = XmlSchemaAnnotation.Read(reader, h);
if (annotation != null)
{
any.Annotation = annotation;
}
continue;
}
reader.RaiseInvalidElementError();
}
return(any);
}
// 3.8.6. Attribute Wildcard Intersection
// Only try to examine if their intersection is expressible, and
// returns if the result is empty.
internal bool ExamineAttributeWildcardIntersection(XmlSchemaAny other,
ValidationEventHandler h, XmlSchema schema)
{
return(wildcard.ExamineAttributeWildcardIntersection(other, h, schema));
}
internal override bool ValidateDerivationByRestriction(XmlSchemaParticle baseParticle,
ValidationEventHandler h, XmlSchema schema, bool raiseError)
{
if (this == baseParticle) // quick check
{
return(true);
}
XmlSchemaElement el = baseParticle as XmlSchemaElement;
if (el != null)
{
// Forbidden
if (raiseError)
{
error(h, "Invalid sequence paricle derivation.");
}
return(false);
}
XmlSchemaSequence seq = baseParticle as XmlSchemaSequence;
if (seq != null)
{
// Recurse
if (!ValidateOccurenceRangeOK(seq, h, schema, raiseError))
{
return(false);
}
// If it is totally optional, then ignore their contents.
if (seq.ValidatedMinOccurs == 0 && seq.ValidatedMaxOccurs == 0 &&
this.ValidatedMinOccurs == 0 && this.ValidatedMaxOccurs == 0)
{
return(true);
}
return(ValidateRecurse(seq, h, schema, raiseError));
}
XmlSchemaAll all = baseParticle as XmlSchemaAll;
if (all != null)
{
// RecurseUnordered
XmlSchemaObjectCollection already = new XmlSchemaObjectCollection();
for (int i = 0; i < this.Items.Count; i++)
{
XmlSchemaElement de = this.Items [i] as XmlSchemaElement;
if (de == null)
{
if (raiseError)
{
error(h, "Invalid sequence particle derivation by restriction from all.");
}
return(false);
}
foreach (XmlSchemaElement e in all.Items)
{
if (e.QualifiedName == de.QualifiedName)
{
if (already.Contains(e))
{
if (raiseError)
{
error(h, "Base element particle is mapped to the derived element particle in a sequence two or more times.");
}
return(false);
}
else
{
already.Add(e);
if (!de.ValidateDerivationByRestriction(e, h, schema, raiseError))
{
return(false);
}
}
}
}
}
foreach (XmlSchemaElement e in all.Items)
{
if (!already.Contains(e))
{
if (!e.ValidateIsEmptiable())
{
if (raiseError)
{
error(h, "In base -all- particle, mapping-skipped base element which is not emptiable was found.");
}
return(false);
}
}
}
return(true);
}
XmlSchemaAny any = baseParticle as XmlSchemaAny;
if (any != null)
{
// NSRecurseCheckCardinality
return(ValidateNSRecurseCheckCardinality(any, h, schema, raiseError));
}
XmlSchemaChoice choice = baseParticle as XmlSchemaChoice;
if (choice != null)
{
// MapAndSum
// In fact it is not Recurse, but it looks almost common.
return(ValidateSeqRecurseMapSumCommon(choice, h, schema, false, true, raiseError));
}
return(true);
}
