BBADownloaderOperation.h
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//
// BBADownloaderOperation.h
// ApsManager
//
// Created by ZhangYonglu on 2018/10/22.
// Copyright © 2018年 Baidu. All rights reserved.
//
#import <Foundation/Foundation.h>
#import "BBADownloaderCommon.h"
@class BBADownloaderItem;
@class BBADownloaderTask;
@class BBADownloaderOperation;
@class BBADownloaderRequestItem;
@protocol BBADownloaderOperationStatusChangedDelegate<NSObject>
- (void)downloadOperationStatusChanged:(BBADownloaderTask *)downloadTask;
@end
NS_ASSUME_NONNULL_BEGIN
@interface BBADownloaderOperation : NSOperation
@property (nonatomic, weak) BBADownloaderTask *downloadTask;
@property (nonatomic, weak) id<BBADownloaderOperationStatusChangedDelegate> delegate;
- (void)suspend;
- (void)adjust;
- (instancetype)initWithDownloadTask:(BBADownloaderTask *)downloadTask delegate:(id<BBADownloaderOperationStatusChangedDelegate>)delegate;
- (instancetype)init NS_UNAVAILABLE;
/**
* @brief 获取当前requstItem对应的'已下载字节数'
*
* @param requestItem 下载请求参数
* @return 已下载字节数
*/
+ (int64_t)totalReceivedBytes:(BBADownloaderRequestItem *)requestItem;
@end
NS_ASSUME_NONNULL_END