import { ICache } from "./icache";
export declare class InMemoryCache implements ICache {
    private _cache;
    get<T>(key: string): Promise<T | undefined>;
    set<T>(key: string, value: T, ttlSeconds: number): Promise<boolean>;
    has(key: string): Promise<boolean>;
    del(key: string): Promise<boolean>;
    flush(): Promise<void>;
    keys(): Promise<string[]>;
}