/**
 * @license
 * Copyright 2017 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { TaskState } from './implementation/taskenums';
import { Metadata } from './metadata';
import { Reference } from './reference';
import { UploadTask } from './task';
export declare class UploadTaskSnapshot {
    readonly bytesTransferred: number;
    readonly totalBytes: number;
    readonly state: TaskState;
    readonly metadata: Metadata | null;
    readonly task: UploadTask;
    readonly ref: Reference;
    constructor(bytesTransferred: number, totalBytes: number, state: TaskState, metadata: Metadata | null, task: UploadTask, ref: Reference);
}