import { BlankNode, Dataset, NamedNode } from "@rdfjs/types";
import { ContextUtil } from "./ContextUtil";
import { ArrayProxyTarget, QuadMatch } from "./createArrayHandler";
import { ObjectWithId } from "./createSubjectHandler";
/**
 * This file keeps track of the target objects used in the proxies.
 * The reason is so that JSON.stringify does not recurse inifinitely
 * when it encounters a circular object.
 */
export declare class ProxyCreator {
    private subjectMap;
    private arrayMap;
    createSubjectProxy(node: NamedNode | BlankNode, dataset: Dataset, contextUtil: ContextUtil): ObjectWithId;
    private getArrayKey;
    createArrayProxy(quadMatch: QuadMatch, dataset: Dataset, contextUtil: ContextUtil): ArrayProxyTarget;
}