internal static IRestriction CreateRestriction(this IResource resource, Uri onProperty, IEntity allValuesFrom)
{
var typeConstrain = resource.Context.Create <IRestriction>(resource.CreateBlankId());
typeConstrain.OnProperty = resource.Context.Create <IProperty>(new EntityId(onProperty));
typeConstrain.AllValuesFrom = allValuesFrom;
return(typeConstrain);
}
internal static IRestriction CreateRestriction(this IResource resource, IProperty onProperty, uint maxCardinality)
{
var typeConstrain = resource.Context.Create <IRestriction>(resource.CreateBlankId());
typeConstrain.OnProperty = onProperty;
typeConstrain.MaxCardinality = maxCardinality;
return(typeConstrain);
}
internal static bool IsGenericRdfList(this IClass @class, out IResource itemRestriction)
{
bool result = false;
itemRestriction = null;
foreach (var superClass in @class.SubClassOf)
{
if (superClass.IsClass(Rdf.List))
{
result = true;
}
IRestriction restriction;
if ((superClass.Is(RomanticWeb.Vocabularies.Owl.Restriction)) &&
((restriction = superClass.AsEntity <IRestriction>()).OnProperty != null) && (restriction.OnProperty.Id == Rdf.first) &&
(restriction.AllValuesFrom != null) && (restriction.AllValuesFrom.Is(RomanticWeb.Vocabularies.Rdfs.Resource)))
{
itemRestriction = restriction.AllValuesFrom.AsEntity <IResource>();
}
}
return(result);
}
