public virtual ICollection <ICollection <TData> > GetCollectionsForDescriptor(INonTerminalDescriptor descriptor) { if (!CollectionsByDescriptor.ContainsKey(descriptor)) { CollectionsByDescriptor[descriptor] = new List <ICollection <TData> >(); } return(CollectionsByDescriptor[descriptor]); }
public virtual bool IsCollectionRegisteredWithDescriptor(ICollection <TData> collection, INonTerminalDescriptor descriptor) { return(CollectionsByDescriptor.ContainsKey(descriptor) && CollectionsByDescriptor[descriptor].Contains(collection)); }