import "reflect-metadata";
export declare const NO_CACHE_KEY: unique symbol;
export declare const CACHE_EXPIRE_SOURCE_KEY: unique symbol;
/**
 * 为请求方法或API设置不启用缓存
 * @returns
 */
export declare const NoCache: () => (target: any, propertyKey?: string) => void;
/**
 * 为请求方法或API设置失效源,当此源请求成功时，清空被装饰的方法缓存
 * 格式serverName.apiName.methodName
 * @param sources 失效源，字符型数组；
 * @returns
 */
export declare const HitSource: (...sources: string[]) => (target: any, propertyKey?: string) => void;