import { Context } from '@ohos.arkui.UIContext'; export declare class FileUtil { private static x17; static readFileContent(filePath: string): Promise<Uint8Array>; static createFile(context: Context, fileName: string): { fd: any; filePath: any; }; static deleteFile(filePath: string): void; static cleanSDKFiles(u20: Array<string>, context?: Context): void; static getFileSize(filePath: string): number; } 