import type * as RDF from '@rdfjs/types';
import type { ITermDictionary } from './ITermDictionary';
/**
 * A term dictionary for quoted triples.
 *
 * Plain terms and quoted triples are stored in separate dictionaries,
 * but quoted triples are encoded using encodings from the plain term dictionary.
 *
 * Finding quoted triples is done by iterating over all quoted triples, and filtering by the matching ones.
 */
export declare class TermDictionaryQuotedReferential implements ITermDictionary<number> {
    static readonly BITMASK: number;
    static readonly SEPARATOR = "_";
    private readonly plainTermDictionary;
    private readonly quotedTriplesDictionary;
    private readonly quotedTriplesReverseDictionary;
    private readonly dataFactory;
    readonly features: {
        quotedTriples: boolean;
    };
    constructor(plainTermDictionary: ITermDictionary<number>, dataFactory?: RDF.DataFactory);
    encode(term: RDF.Term): number;
    private encodeQuotedTriple;
    encodeOptional(term: RDF.Term): number | undefined;
    decode(encoding: number): RDF.Term;
    encodings(): IterableIterator<number>;
    findQuotedTriples(quotedTriplePattern: RDF.Quad): IterableIterator<RDF.Term>;
    findQuotedTriplesEncoded(quotedTriplePattern: RDF.Quad): IterableIterator<number>;
}