import { DyNTS_SingletonServiceBase } from '../../_services/base/singleton.service-base';
/**
 * In-memory ring buffer a szerver logokhoz.
 * Interceptalja a console.log/error/warn kimeneteket es tarolja oket.
 * Max entryszam a log_settings.logs_endpoint.maxEntries-bol jon (default: 2000).
 *
 * Hasznalat:
 *   DyNTS_Logs_Service.getInstance().install()  — egyszer, szerver indulasakor
 *   DyNTS_Logs_Service.getInstance().getLines(200)  — utolso N sor
 */
export declare class DyNTS_Logs_Service extends DyNTS_SingletonServiceBase {
    static getInstance(): DyNTS_Logs_Service;
    private readonly maxEntries;
    private readonly buffer;
    private installed;
    protected constructor();
    /**
     * Interceptalja a console.log/error/warn kimeneteket es a bufferbe irja.
     * Egyszer kell hivni, a szerver indulasakor. Tobbszori hivas no-op.
     */
    install(): void;
    /**
     * Az utolso N sor lekerdezese.
     */
    getLines(count?: number): string[];
    /**
     * Osszes bufferelt sor szama.
     */
    getLineCount(): number;
    /**
     * Buffer uritese.
     */
    clear(): void;
    /**
     * Telepitve van-e mar a console intercept.
     */
    isInstalled(): boolean;
    private addLine;
}
//# sourceMappingURL=logs.service.d.ts.map