public virtual bool IsCollectionRegistered(ICollection <TData> collection, out IDescriptor descriptor)
        {
            if (DescriptorByCollection.ContainsKey(collection))
            {
                descriptor = DescriptorByCollection[collection];
                return(true);
            }

            descriptor = null;
            return(false);
        }
 public virtual bool IsCollectionRegistered(ICollection <TData> collection)
 {
     return(DescriptorByCollection.ContainsKey(collection));
 }