import { IPresenter } from '../common';
import { IFragment } from './fragments/IFragment';
import { DurationFilterOptionValue, FilterKey } from '@studyportals/search-filters/server-side';
export declare class DurationPresenter implements IPresenter {
    readonly filterKey: FilterKey;
    private static instance;
    private readonly fragments;
    static readonly INDEXABLE_DURATIONS: DurationFilterOptionValue[];
    private constructor();
    static getInstance(): DurationPresenter;
    private generatePaths;
    private formatDurationPath;
    getFragments(): IFragment[];
    isIndexableDuration(value: DurationFilterOptionValue): boolean;
}