AFNetworking 請求隊列

標籤：style   http   io   color   sp   on   log   bs   ad   

新鮮出爐 AFNetworking 請求隊列

NSURL *url = [NSURL URLWithString:@"http://www.baidu.com"];

    NSURLRequest *request = [NSURLRequest requestWithURL:url];

    AFHTTPRequestOperation *operation1 = [[AFHTTPRequestOperation alloc] initWithRequest:request];

    [operation1 setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {

        NSLog(@"Response: %@", [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding]);

    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        NSLog(@"Error: %@", error);

    }];

    

    

    NSURL *url2 = [NSURL URLWithString:@"http://www.sohu.com"];

    NSURLRequest *request2 = [NSURLRequest requestWithURL:url2];

    AFHTTPRequestOperation *operation2 = [[AFHTTPRequestOperation alloc] initWithRequest:request2];

    [operation2 setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {

        NSLog(@"Response2: %@", [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding]);

    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        NSLog(@"Error: %@", error);

    }];

    

    

    

    NSURL *url3 = [NSURL URLWithString:@"http://www.sina.com"];

    NSURLRequest *request3 = [NSURLRequest requestWithURL:url3];

    AFHTTPRequestOperation *operation3 = [[AFHTTPRequestOperation alloc] initWithRequest:request3];

    [operation3 setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {

        NSLog(@"Response3: %@", [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding]);

    } failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        NSLog(@"Error: %@", error);

    }];

    

    

    //同時請求

    NSOperationQueue *operationQueue = [[NSOperationQueue alloc] init];

    [operationQueue setMaxConcurrentOperationCount:3];

    [operationQueue addOperations:@[operation1, operation2, operation3] waitUntilFinished:NO];

 

    

    //operation2 在 operation1 請求完成後執行

    NSOperationQueue *operationQueue = [[NSOperationQueue alloc] init];

    [operation2 addDependency:operation1];

    [operationQueue addOperations:@[operation1, operation2, operation3] waitUntilFinished:NO];

 

AFNetworking 請求隊列