export function getOssClient(ossType: any): Promise<any>;
/**
 * Delete multi objects in one request.
 * @param {*} objectNames
 */
export function remove(objectNames: any): Promise<void>;
/**
 * https://github.com/ali-sdk/ali-oss#putname-file-options
 * @param {*} objectName object name store on OSS
 * @param {*} toBeUploaded String(file path)|Buffer|ReadStream
 */
export function upload(objectName: any, toBeUploaded: any): Promise<void>;
export function getString(objectName: any): Promise<unknown>;
export function getStream(objectName: any): Promise<any>;
export function getJson(objectName: any): Promise<any>;
export function downloadToLocal(objectName: any, localPath: any): Promise<void>;
/**
 * check objectName exist
 * @param {*} objectName
 */
declare function checkObjectNameExist(objectName: any): Promise<boolean>;
export { checkObjectNameExist as fileExist };