OC - 17.AFNetworking 원리 및 일반적인 작업

- (NSURLSessionDataTask *)dataTaskWithRequest:(NSURLRequest *)request completionHandler:(void (^)(NSURLResponse *response, id responseObject, NSError *error))completionHandler
/** * request：  * completionHandler： Block * response：  * responseObject：  * error：  */

// 1.  
- (NSURLSessionUploadTask *)uploadTaskWithRequest:(NSURLRequest *)request fromFile:(NSURL *)fileURL progress:(NSProgress * __autoreleasing *)progress completionHandler:(void (^)(NSURLResponse *response, id responseObject, NSError *error))completionHandler /** * fileURL：  */ // 2.  NSData  - (NSURLSessionUploadTask *)uploadTaskWithRequest:(NSURLRequest *)request fromData:(NSData *)bodyData progress:(NSProgress * __autoreleasing *)progress completionHandler:(void (^)(NSURLResponse *response, id responseObject, NSError *error))completionHandler /** * bodyData：  */ // 3.   - (NSURLSessionUploadTask *)uploadTaskWithStreamedRequest:(NSURLRequest *)request progress:(NSProgress * __autoreleasing *)progress completionHandler:(void (^)(NSURLResponse *response, id responseObject, NSError *error))completionHandler /** * request：  */

// 1.  
- (NSURLSessionDownloadTask *)downloadTaskWithRequest:(NSURLRequest *)request progress:(NSProgress * __autoreleasing *)progress destination:(NSURL * (^)(NSURL *targetPath, NSURLResponse *response))destination completionHandler:(void (^)(NSURLResponse *response, NSURL *filePath, NSError *error))completionHandler /** * progress：  * destination： Block * targetPath：  *   */ // 2.   - (NSURLSessionDownloadTask *)downloadTaskWithResumeData:(NSData *)resumeData progress:(NSProgress * __autoreleasing *)progress destination:(NSURL * (^)(NSURL *targetPath, NSURLResponse *response))destination completionHandler:(void (^)(NSURLResponse *response, NSURL *filePath, NSError *error))completionHandler /** * progress：  * resumeData：  */ 

// 1.  AFHTTPSessionManager 
+ (instancetype)manager
// 2.  AFHTTPSessionManager 
- (instancetype)initWithBaseURL:(NSURL *)url
/**
*  url AFHTTPSessionManager 
*/ - (instancetype)initWithBaseURL:(NSURL *)url sessionConfiguration:(NSURLSessionConfiguration *)configuration /** *  url configuration AFHTTPSessionManager  */

// 1. GET 
- (NSURLSessionDataTask *)GET:(NSString *)URLString parameters:(id)parameters success:(void (^)(NSURLSessionDataTask *task, id responseObject))success failure:(void (^)(NSURLSessionDataTask *task, NSError *error))failure /** * URLString：  * parameters：  * success： Block * responseObject：  * failure： Block * error：  */ // 2. POST  - (NSURLSessionDataTask *)POST:(NSString *)URLString parameters:(id)parameters success:(void (^)(NSURLSessionDataTask *task, id responseObject))success failure:(void (^)(NSURLSessionDataTask *task, NSError *error))failure /** *  GET  */ - (NSURLSessionDataTask *)POST:(NSString *)URLString parameters:(id)parameters constructingBodyWithBlock:(void (^)(id  formData))block success:(void (^)(NSURLSessionDataTask *task, id responseObject))success failure:(void (^)(NSURLSessionDataTask *task, NSError *error))failure /** * block：  */

AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];

// XML 
manager.responseSerializer = [AFXMLParserResponseSerializer serializer];
// JSON 
manager.responseSerializer = [AFJSONResponseSerializer serializer];

//  
	NSDictionary *params = @{
                         @"username" : @" ",
                         @"pwd" : @" ", @"type" : @"XML/JSON" }; 

[manager GET:@" " parameters:params success:^(NSURLSessionDataTask *task, id responseObject) { //responseObject：  NSLog(@" "); } failure:^(NSURLSessionDataTask *task, NSError *error) { //error：  NSLog(@" "); }];

AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];

/** NSURLConnection*/
[manager POST:@" " parameters:@{@" " : @" " constructingBodyWithBlock:^(id formData) { //  NSData *data = [NSData dataWithContentsOfFile:@" "]; [formData appendPartWithFileData:data name:@"file" fileName:@"test.png" mimeType:@"image/png"]; } success:^(NSURLSessionDataTask *task, id responseObject) { //  } failure:^(NSURLSessionDataTask *task, NSError *error) { //  }]; /** NSURLSession*/ [manager uploadTaskWithRequest:request fromData:data progress:progress completionHandler:^(NSURLResponse *response, id responseObject, NSError *error) { //  }];

AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];

/** NSURLSession*/
[manager downloadTaskWithRequest:request progress:progress destination:^NSURL *(NSURL *targetPath, NSURLResponse *response) { //  Block } completionHandler:^(NSURLResponse *response, NSURL *filePath, NSError *error) { // Block }]