public void Reset(XmlSchemaIdentityConstraint source)
{
this.source = source;
this.selector = source.CompiledSelector;
this.qname = source.QualifiedName;
XmlSchemaKeyref xmlSchemaKeyref = source as XmlSchemaKeyref;
if (xmlSchemaKeyref != null)
{
this.refKeyName = xmlSchemaKeyref.Refer;
}
this.StartDepth = 0;
}
public void Reset (XmlSchemaIdentityConstraint source)
{
this.source = source;
this.selector = source.CompiledSelector;
this.qname = source.QualifiedName;
XmlSchemaKeyref kr = source as XmlSchemaKeyref;
if (kr != null)
this.refKeyName = kr.Refer;
StartDepth = 0;
}
/// <remarks>
/// 1. name must be present
/// 2. selector and field must be present
/// </remarks>
internal override int Compile(ValidationEventHandler h, XmlSchema schema)
{
// If this is already compiled this time, simply skip.
if (CompilationId == schema.CompilationId)
return 0;
if(Name == null)
error(h,"Required attribute name must be present");
else if(!XmlSchemaUtil.CheckNCName(this.name))
error(h,"attribute name must be NCName");
else {
this.qName = new XmlQualifiedName(Name, AncestorSchema.TargetNamespace);
if (schema.NamedIdentities.Contains (qName)) {
XmlSchemaIdentityConstraint existing =
schema.NamedIdentities [qName] as XmlSchemaIdentityConstraint;
error(h, String.Format ("There is already same named identity constraint in this namespace. Existing item is at {0}({1},{2})", existing.SourceUri, existing.LineNumber, existing.LinePosition));
}
else
schema.NamedIdentities.Add (qName, this);
}
if(Selector == null)
error(h,"selector must be present");
else
{
Selector.isSelector = true;
errorCount += Selector.Compile(h,schema);
if (selector.errorCount == 0)
compiledSelector = new XsdIdentitySelector (Selector);
}
if (errorCount > 0)
return errorCount; // fatal
if(Fields.Count == 0)
error(h,"atleast one field value must be present");
else
{
for (int i = 0; i < Fields.Count; i++)
{
XmlSchemaXPath field = Fields [i] as XmlSchemaXPath;
if(field != null)
{
errorCount += field.Compile(h,schema);
if (field.errorCount == 0)
this.compiledSelector.AddField (new XsdIdentityField (field, i));
}
else
error (h, "Object of type " + Fields [i].GetType() + " is invalid in the Fields Collection");
}
}
XmlSchemaUtil.CompileID(Id,this,schema.IDCollection,h);
this.CompilationId = schema.CompilationId;
return errorCount;
}
