import type { Readable } from 'node:stream';
import type * as RDF from '@rdfjs/types';
import type { IQuadSource } from './IQuadSource';
/**
 * A quad source that combines multiple quad sources.
 *
 * Concretely, this will create a concatenated stream of all the given sources streams.
 */
export declare class QuadSourceComposite implements IQuadSource {
    private readonly sources;
    constructor(sources: IQuadSource[]);
    getQuads(): RDF.Stream & Readable;
}