import type { IRollingWindowService, FrameSample, WindowMetrics, RollingMetrics, Violation } from './interfaces/monitor.interface.js';
declare const WINDOW_DURATIONS: {
    readonly '1m': number;
    readonly '5m': number;
    readonly '15m': number;
};
type WindowKey = keyof typeof WINDOW_DURATIONS;
export declare class RollingWindowService implements IRollingWindowService {
    private samples;
    private violations;
    private readonly maxSamples;
    addSample(sample: FrameSample): void;
    getMetrics(): RollingMetrics;
    getWindowMetrics(window: WindowKey): WindowMetrics;
    reset(): void;
    addViolation(violation: Violation): void;
    getViolations(): Violation[];
    clearViolations(): void;
    private pruneOldSamples;
    private calculatePercentile;
}
export {};