/**
 * @license chowa v1.1.3
 *
 * Copyright (c) Chowa Techonlogies Co.,Ltd.(http://www.chowa.cn).
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
import Upload from './upload';
declare class Request {
    private main;
    constructor(upload: Upload);
    exec(file: File): void;
    private getUploadFile;
    private onReadystateChangeHandler;
    private onErrorHandler;
    private onProgressHandler;
}
export default Request;