AFNetWorking3.0
AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
[manager GET:URL parameters:nil progress:^(NSProgress * _Nonnull downloadProgress) {
} success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
NSLog(@"这里打印请求成功要做的事");
}failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
NSLog(@"%@",error); //这里打印错误信息
}];
Post请求: AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
NSMutableDictionary *parameters = @{@"":@"",@"":@""};
[manager POST:URL parameters:parameters progress:^(NSProgress * _Nonnull uploadProgress) {
} success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
}];- (void)downLoad{ //1.创建管理者对象
AFHTTPSessionManager *manager = [AFHTTPSessionManager manager]; //2.确定请求的URL地址
NSURL *url = [NSURL URLWithString:@""]; //3.创建请求对象
NSURLRequest *request = [NSURLRequest requestWithURL:url]; //下载任务
NSURLSessionDownloadTask *task = [manager downloadTaskWithRequest:request progress:^(NSProgress * _Nonnull downloadProgress) { //打印下下载进度
WKNSLog(@"%lf",1.0 * downloadProgress.completedUnitCount / downloadProgress.totalUnitCount);
} destination:^NSURL * _Nonnull(NSURL * _Nonnull targetPath, NSURLResponse * _Nonnull response) { //下载地址WKNSLog(@"默认下载地址:%@",targetPath); //设置下载路径，通过沙盒获取缓存地址，最后返回NSURL对象
NSString *filePath = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)lastObject]; return [NSURL URLWithString:filePath]; }
completionHandler:^(NSURLResponse * _Nonnull response, NSURL * _Nullable filePath, NSError * _Nullable error) { //下载完成调用的方法 WKNSLog(@"下载完成：");
WKNSLog(@"%@--%@",response,filePath); }
]; //开始启动任务
[task resume];
}- (void)upLoad1{ //1。创建管理者对象 AFHTTPSessionManager *manager = [AFHTTPSessionManager manager]; //2.上传文件 NSDictionary *dict = @{@"username":@"1234"};
NSString *urlString = @"22222";
[manager POST:urlString parameters:dict constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) { //上传文件参数 UIImage *iamge = [UIImage imageNamed:@"123.png"];
NSData *data = UIImagePNGRepresentation(iamge); //这个就是参数
[formData appendPartWithFileData:data name:@"file" fileName:@"123.png" mimeType:@"image/png"];
} progress:^(NSProgress * _Nonnull uploadProgress) { //打印下上传进度 WK
NSLog(@"%lf",1.0 *uploadProgress.completedUnitCount / uploadProgress.totalUnitCount);
} success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) { //请求成功
WK
NSLog(@"请求成功：%@",responseObject);
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
//请求失败 WKNSLog(@"请求失败：%@",error); }];
}//第二种是通过URL来获取路径，进入沙盒或者系统相册等等
- (void)upLoda2{ //1.创建管理者对象 AFHTTPSessionManager *manager = [AFHTTPSessionManager manager]; //2.上传文件NSDictionary *dict = @{@"username":@"1234"};
NSString *urlString = @"22222";
[manager POST:urlString parameters:dict constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
[formData appendPartWithFileURL:[NSURL fileURLWithPath:@"文件地址"] name:@"file" fileName:@"1234.png"mimeType:@"application/octet-stream" error:nil];
} progress:^(NSProgress * _Nonnull uploadProgress) { //打印下上传进度
WKNSLog(@"%lf",1.0 *uploadProgress.completedUnitCount / uploadProgress.totalUnitCount);
} success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
//请求成功 WKNSLog(@"请求成功：%@",responseObject);
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
//请求失败 WKNSLog(@"请求失败：%@",error); }];
}
//检测网络:- (void)AFNetworkStatus{ //1.创建网络监测者 AFNetworkReachabilityManager *manager = [AFNetworkReachabilityManager sharedManager]; /*枚举里面四个状态 分别对应 未知 无网络 数据
WiFi typedef NS_ENUM(NSInteger, AFNetworkReachabilityStatus) {
AFNetworkReachabilityStatusUnknown = -1, 未知
AFNetworkReachabilityStatusNotReachable = 0,
无网络 AFNetworkReachabilityStatusReachableViaWWAN = 1,
蜂窝数据网络 AFNetworkReachabilityStatusReachableViaWiFi = 2, WiFi
}; */
[manager setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) { //这里是监测到网络改变的block 可以写成switch方便 //在里面可以随便写事件
switch (status) {
case AFNetworkReachabilityStatusUnknown: WKNSLog(@"未知网络状态");
break;
case AFNetworkReachabilityStatusNotReachable: WKNSLog(@"无网络"); break;
case AFNetworkReachabilityStatusReachableViaWWAN: WKNSLog(@"蜂窝数据网"); break;
case AFNetworkReachabilityStatusReachableViaWiFi: WKNSLog(@"WiFi网络"); break;
default: break; }
}] ;
}
