/**
* Return the resource control value which indicates that only users with proper permission can
* access this resource.
*
* <p>??? Not sure if the value indicates anything or just set or not set.
*
* @return the resource control value for this dataset (inherited from ancestor datasets).
*/
public String getRestrictAccess() {
if (restrictAccess != null) return restrictAccess;
// not found, look in parent
if (parent != null) return parent.getRestrictAccess();
return null;
}
