import { OpSchema } from '../../oak-app-domain/ExtraFile/Schema';
import { UploadFn } from "../../types/Cos";
import { EntityDict } from '../../oak-app-domain';
export declare function isAbortError(error: any): boolean;
/**
 * 分片上传通用方法，适用于所有类S3存储服务，如AWS，MinIO、阿里云OSS等
 * @param options 参数
 * @return
 */
export declare function chunkUpload(options: {
    extraFile: OpSchema;
    uploadFn: UploadFn;
    file: string | File;
    getPercent?: Function;
    parallelism?: number;
    retryTimes?: number;
    retryDelay?: number;
    onChunkSuccess?: (chunkInfo: EntityDict['extraFile']['Schema']['chunkInfo']) => Promise<void>;
}): Promise<void>;