import * as fs from 'fs';
/**
 * 文件监控配置接口
 */
interface FileMonitorConfig {
    filePath: string;
    onChange?: (curr: fs.Stats, prev: fs.Stats) => void;
    onDelete?: () => void;
    onStart?: () => void;
    onError?: (error: Error) => void;
    debounceTime?: number;
    duplicateCheckTime?: number;
}
/**
 * 单文件监控类（去重阈值可配置）
 */
declare class SingleFileMonitor {
    private filePath;
    private onChange;
    private onDelete;
    private onError;
    private watcher;
    private exists;
    private lastModified;
    private lastSize;
    private debounceTimer;
    private debounceTime;
    private duplicateCheckTime;
    private lastChangeTime;
    private lastChangeSize;
    private isProcessingChange;
    private config;
    constructor(config: FileMonitorConfig);
    private init;
    private startWatching;
    private checkFileExists;
    private handleFileChange;
    private checkFileStatus;
    close(): void;
}
export { SingleFileMonitor, FileMonitorConfig };