import { LifeCycleObserver } from '@loopback/core';
import { BurstyRateLimiter, RateLimiterUnion } from 'rate-limiter-flexible';
import { BaseRateLimiter, RateLimitGroup, RateLimitPossibleStoreOptions } from '../types';
export declare class RateLimitFactoryService implements LifeCycleObserver {
    protected readonly stores: Map<string, BaseRateLimiter>;
    start(): void;
    stop(): void;
    clear(): void;
    get(type: string, options: RateLimitPossibleStoreOptions): BaseRateLimiter;
    getGroupLimiter(group: RateLimitGroup | undefined, limiters: BaseRateLimiter[]): import("rate-limiter-flexible").RateLimiterAbstract | BurstyRateLimiter | RateLimiterUnion;
    protected createStore(type: string, opts: RateLimitPossibleStoreOptions): BaseRateLimiter;
}