GET請求
AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
[manager GET:URL parameters:nil progress:^(NSProgress * _Nonnull downloadProgress) {
}
success:^(NSURLSessionDataTask * _Nonnull task, id? _Nullable responseObject) {
NSLog(@"這里打印請求成功要做的事");
}
failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull? error) {
NSLog(@"%@",error);? //這里打印錯誤信息
}];
POST 請求
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) {
}];
AFN3.0下載方法
/**
*? AFN3.0 下載
*/
- (void)downLoad{
//1.創建管理者對象
AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
//2.確定請求的URL地址
NSURL *url = [NSURL URLWithString:@""];
//3.創建請求對象
NSURLRequest *request = [NSURLRequest requestWithURL:url];
//下載任務
NSURLSessionDownloadTask *task = [manager downloadTaskWithRequest:request progress:^(NSProgress * _Nonnull downloadProgress) {
//打印下下載進度
WKNSLog(@"%lf",1.0 * downloadProgress.completedUnitCount / downloadProgress.totalUnitCount);
} destination:^NSURL * _Nonnull(NSURL * _Nonnull targetPath, NSURLResponse * _Nonnull response) {
//下載地址
WKNSLog(@"默認下載地址:%@",targetPath);
//設置下載路徑，通過沙盒獲取緩存地址，最后返回NSURL對象
NSString *filePath = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)lastObject];
return [NSURL fileURLWithPath:filePath];
} completionHandler:^(NSURLResponse * _Nonnull response, NSURL * _Nullable filePath, NSError * _Nullable error) {
//下載完成調用的方法
WKNSLog(@"下載完成：");
WKNSLog(@"%@--%@",response,filePath);
}];
//開始啟動任務
[task resume];
}
AFN3.0 上傳
//第一種方法是通過工程中的文件進行上傳
- (void)upLoad1{? ?
?//1。創建管理者對象? ??
AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];? ??
//2.上傳文件??
? NSDictionary *dict = @{@"username":@"1234"};??
? NSString *urlString = @"22222";? ?
?[manager POST:urlString parameters:dict constructingBodyWithBlock:^(id_Nonnull formData) {
//上傳文件參數
UIImage *iamge = [UIImage imageNamed:@"123.png"];
NSData *data = UIImagePNGRepresentation(iamge);
//這個就是參數
[formData appendPartWithFileData:data name:@"file" fileName:@"123.png" mimeType:@"image/png"];
} progress:^(NSProgress * _Nonnull uploadProgress) {
//打印下上傳進度
WKNSLog(@"%lf",1.0 *uploadProgress.completedUnitCount / uploadProgress.totalUnitCount);
} success:^(NSURLSessionDataTask * _Nonnull task, id? _Nullable responseObject) {
//請求成功
WKNSLog(@"請求成功：%@",responseObject);
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
//請求失敗
WKNSLog(@"請求失敗：%@",error);
}];
}
//第二種是通過URL來獲取路徑，進入沙盒或者系統相冊等等
- (void)upLoda2{?
?? //1.創建管理者對象? ?
?AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];? ?
?//2.上傳文件??
? NSDictionary *dict = @{@"username":@"1234"};? ??
NSString *urlString = @"22222";??
? [manager POST:urlString parameters:dict constructingBodyWithBlock:^(id_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) {
//打印下上傳進度
WKNSLog(@"%lf",1.0 *uploadProgress.completedUnitCount / uploadProgress.totalUnitCount);
} success:^(NSURLSessionDataTask * _Nonnull task, id? _Nullable responseObject) {
//請求成功
WKNSLog(@"請求成功：%@",responseObject);
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
//請求失敗
WKNSLog(@"請求失敗：%@",error);
}];
}
監測當前網絡狀態（網絡監聽）
- (void)AFNetworkStatus{
//1.創建網絡監測者
AFNetworkReachabilityManager *manager = [AFNetworkReachabilityManager sharedManager];
/* 枚舉里面四個狀態? 分別對應 未知 無網絡 數據 WiFi
typedef NS_ENUM(NSInteger, AFNetworkReachabilityStatus) {
AFNetworkReachabilityStatusUnknown? ? ? ? ? = -1,? ? ? 未知
AFNetworkReachabilityStatusNotReachable? ? = 0,? ? ? 無網絡
AFNetworkReachabilityStatusReachableViaWWAN = 1,? ? ? 蜂窩數據網絡
AFNetworkReachabilityStatusReachableViaWiFi = 2,? ? ? WiFi
}; ?*/
[manager setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {
//這里是監測到網絡改變的block? 可以寫成switch方便
//在里面可以隨便寫事件
switch (status) {
case AFNetworkReachabilityStatusUnknown:
WKNSLog(@"未知網絡狀態");
break;
case AFNetworkReachabilityStatusNotReachable:
WKNSLog(@"無網絡");
break;
case AFNetworkReachabilityStatusReachableViaWWAN:
WKNSLog(@"蜂窩數據網");
break;
case AFNetworkReachabilityStatusReachableViaWiFi:
WKNSLog(@"WiFi網絡");
break;
default:
break;
}
}] ;
}
