internal new static DatatypeImplementation DeriveByUnion(XmlSchemaSimpleType[] types, XmlSchemaType schemaType) {
DatatypeImplementation dt = new Datatype_union(types);
dt.baseType = c_anySimpleType; //Base type of a union is anySimpleType
dt.variety = XmlSchemaDatatypeVariety.Union;
dt.parentSchemaType = schemaType;
return dt;
}
internal new static DatatypeImplementation DeriveByUnion(XmlSchemaDatatype[] types) {
foreach(DatatypeImplementation dt1 in types) {
if (dt1.variety == XmlSchemaDatatypeVariety.Union) {
throw new XmlSchemaException(Res.Sch_UnionFromUnion);
}
}
DatatypeImplementation dt = new Datatype_union(types);
dt.variety = XmlSchemaDatatypeVariety.Union;
return dt;
}