import { Cache } from '../interfaces';
export declare class DefaultCache implements Cache {
    values: Map<string | Symbol, {
        value: any;
        expiredTime?: number;
    }>;
    constructor();
    private getCacheKey;
    get(key: string | Symbol, options?: {
        namespace?: string;
    }): Promise<any>;
    set(key: string | Symbol, value: string, expiredTime?: number, options?: {
        namespace?: string;
    }): Promise<boolean>;
}
export declare const internalCache: DefaultCache;