import * as rdfjs from "@rdfjs/types";
import { Reasoner } from "../reasoners/reasoner";
import { Store } from "../store";
/**
 * Get the URL of a file.
 * @param filePath A file system path.
 * @returns A URL to the file.
 */
export declare function pathToFileURL(filePath: string): string;
/**
 * Read the content of a file.
 * @param filePath A file path.
 * @returns The content of the file as a string.
 */
export declare function readFile(filePath: string): Promise<string>;
/**
 * Load a Turtle or N3 file into a store.
 * @param store An RDF store.
 * @param filePath Path to a file containing RDF triples in Turtle or N3 format.
 * @param onQuad Callback function that will be called for each parsed triple.
 * @returns A promise that resolves to the URI of the graph that was loaded.
 */
export declare function loadFile(store: Store, filePath: string, graphUri?: string, onQuad?: (quad: rdfjs.Quad) => void): Promise<string>;
/**
 * Create a RDF triple store from a string.
 * @param filePath Path to a file containing RDF triples in Turtle or N3 format.
 * @param reasoner A reasoner to be used with the store.
 * @param onQuad Callback function that will be called for each parsed triple.
 * @returns A promise that resolves to an RDF store.
 */
export declare function createStoreFromString(filePath: string, reasoner?: Reasoner, onQuad?: (quad: rdfjs.Quad) => void): Promise<Store>;
/**
* Create a RDF triple store from a file.
* @param path Path to a file containing RDF triples in Turtle or N3 format.
* @param reasoner A reasoner to be used with the store.
* @param onQuad Callback function that will be called for each parsed triple.
* @returns A promise that resolves to an RDF store.
*/
export declare function createStoreFromFile(filePath: string, reasoner?: Reasoner, onQuad?: (quad: rdfjs.Quad) => void): Promise<Store>;
/**
* Create a RDF triple store from a file.
* @param path Path to a file containing RDF triples in Turtle or N3 format.
* @param reasoner A reasoner to be used with the store.
* @param onQuad Callback function that will be called for each parsed triple.
* @returns A promise that resolves to an RDF store.
*/
export declare function createStoreFromXmlFile(filePath: string, reasoner?: Reasoner, onQuad?: (quad: rdfjs.Quad) => void): Promise<Store>;