import type { SentryEvent } from '../types';
import { EventBus } from './EventBus';
export declare class EventQueue {
    private queue;
    private maxSize;
    private flushInterval;
    private timer;
    private eventBus;
    private flushCallback;
    private syncFlushCallback;
    private lastFlushTime;
    private isFlushing;
    private onVisibilityChange?;
    private onBeforeUnload?;
    private onPagehide?;
    private dedupeMap;
    private pendingCounts;
    private errorRateWindow;
    private paused;
    private pauseTimer;
    constructor(maxSize: number, flushInterval: number, eventBus: EventBus, flushCallback: (events: SentryEvent[]) => Promise<void>, syncFlushCallback: (events: SentryEvent[]) => void);
    start(): void;
    private startTimer;
    private setupVisibilityListener;
    private checkInfiniteLoop;
    enqueue(event: SentryEvent): void;
    private cleanupExpiredDedupeEntries;
    private buildCountEvents;
    private getDedupeKey;
    flush(): Promise<void>;
    flushSync(): void;
    size(): number;
    destroy(): void;
}