import * as N3 from 'n3';
import { Announce, DataService, DataSet, View } from '../util/Interfaces';
export declare function extractAnnouncementsMetadata(store: N3.Store): Promise<{
    announcements: Map<string, Announce>;
    datasets: Map<string, DataSet>;
    dataServices: Map<string, DataService>;
    views: Map<string, View>;
}>;