// Constructor for creating the prototype instances of the metadata class
protected CachedModelMetadataEx(DataAnnotationsModelMetadataProviderEx provider, Type containerType, Type modelType, string propertyName, TPrototypeCache prototypeCache)
: base(provider, containerType, null, modelType, propertyName)
{
PrototypeCache = prototypeCache;
}
public CachedDataAnnotationsModelMetadataEx(DataAnnotationsModelMetadataProviderEx provider, Type containerType, Type modelType, string propertyName, IEnumerable <Attribute> attributes)
: base(provider, containerType, modelType, propertyName, new CachedDataAnnotationsMetadataAttributes(attributes))
{
}