网络请求返回的各种状态码

状态码.png

网络请求

+ (void)be_baseRequestModel:(BEBaseRequestModel *)model url:(NSString *)url finishBlock:(FinishBlcok)finishBlock
{
    NSLog(@"请求URL = %@",url);
    NSLog(@"requestDict = %@",model.keyValues);
    NSString *utf = [url stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
    [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:YES];
    AFHTTPSessionManager * manager = [AFHTTPSessionManager manager];
    manager.requestSerializer = [AFHTTPRequestSerializer serializer];
    manager.responseSerializer.acceptableContentTypes = [NSSet setWithObjects:@"text/html",@"application/json", @"text/json", nil];
    [manager GET:utf parameters:model.keyValues progress:^(NSProgress * _Nonnull uploadProgress) {
        
    } success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
        NSLog(@"responseObject = %@",responseObject);
        [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
        finishBlock(responseObject,nil);
    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
        NSLog(@"error = %@",error);
        [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
        finishBlock(nil,error);
        [self showError:error.localizedDescription];
    }];
}

AFHTTPSessionManager.m

- (NSURLSessionDataTask *)dataTaskWithHTTPMethod:(NSString *)method
                                       URLString:(NSString *)URLString
                                      parameters:(id)parameters
                                  uploadProgress:(nullable void (^)(NSProgress *uploadProgress)) uploadProgress
                                downloadProgress:(nullable void (^)(NSProgress *downloadProgress)) downloadProgress
                                         success:(void (^)(NSURLSessionDataTask *, id))success
                                         failure:(void (^)(NSURLSessionDataTask *, NSError *))failure
{
    NSError *serializationError = nil;
    NSMutableURLRequest *request = [self.requestSerializer requestWithMethod:method URLString:[[NSURL URLWithString:URLString relativeToURL:self.baseURL] absoluteString] parameters:parameters error:&serializationError];
    if (serializationError) {
        if (failure) {
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wgnu"
            dispatch_async(self.completionQueue ?: dispatch_get_main_queue(), ^{
                failure(nil, serializationError);
            });
#pragma clang diagnostic pop
        }
        return nil;
    }
    __block NSURLSessionDataTask *dataTask = nil;
    dataTask = [self dataTaskWithRequest:request
                          uploadProgress:uploadProgress
                        downloadProgress:downloadProgress
                       completionHandler:^(NSURLResponse * __unused response, id responseObject, NSError *error) {
        //强转为NSHTTPURLResponse类型
        NSHTTPURLResponse *obj = (NSHTTPURLResponse *)response;
        //获取所以的statusCode
        if (obj.statusCode!=200) {
            [[NSNotificationCenter defaultCenter]postNotificationName:@"FailueCode" object:[NSString stringWithFormat:@"%ld",obj.statusCode]];
            return ;
        }
        if (error) {
            if (failure) {
                failure(dataTask, error);
            }
        } else {
            if (success) {
                success(dataTask, responseObject);
            }
        }
    }];
    return dataTask;
}