Callback block method with success:fail params

callback block method

/*
 =====================================================
 GetPlayer:Dribbble
 =====================================================
 */
- (void)getPlayer:(NSString*)playername success:(void (^)(NSMutableDictionary *deals))success failure:(void (^)(NSError *error))failure
{
    NSLog(@"Dribbble test");
    NSURL *url = [NSURL URLWithString:@"http://api.dribbble.com/players/"];
    AFHTTPClient *httpClient = [[AFHTTPClient alloc] initWithBaseURL:url];
    NSURLRequest *request = [httpClient requestWithMethod:@"GET" path:playername parameters:nil];
    
    AFJSONRequestOperation *operation = [AFJSONRequestOperation JSONRequestOperationWithRequest:request success:^(NSURLRequest *request, NSHTTPURLResponse *response, id JSON) {
        
        if (success) {
            success(JSON);
        }
            
        
    } failure:^(NSURLRequest *request , NSURLResponse *response , NSError *error , id JSON) {
        if (failure) {
            failure(error);
        }
    }];
        
    [operation start];
}

/*
 =====================================================
 GetPlayer:Dribbble Implementation
 =====================================================
 */
[self.service getPlayer:@"andreortiz" success:^(NSMutableDictionary *deals) {
        NSLog(@"viewDidLoad:success %@", deals);
    } failure:^(NSError *error) {
        NSLog(@"viewDidLoad:failure %@", error);
    }];