import { Service } from "../index";
declare abstract class Logger extends Service {
    protected _levels: string[];
    protected _level: number;
    getDefaultLogLevels(): any;
    getDefaultLogLevel(): any;
    normalizeParams(): void;
    log(level: any, ...args: any[]): void;
    abstract _log(level: any, ...args: any[]): void;
}
export { Logger };