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프로그래밍 놀이터/iOS

[ios] AFNetworking 을 이용하여 File download start, pause, resume, stop 시키기

by 돼지왕왕돼지 2018. 2. 21.
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[ios] AFNetworking 을 이용하여 File download start, pause, resume, stop 시키기


AFHTTPRequestOperation, AFNetworking, cancel, example code, file download, initWithRequest, NSOutputStream, NSSearchPathForDirectoriesInDomains, NSURLRequest, outputStreamToFileAtPath, pause, requestWithURL, resume, Sample Code, setCompletionBlockWithSuccess, setDownloadProgressBlock, start, stop 시키기, URLWithString, [ios] AFNetworking 을 이용하여 File download start


static NSString* const kZipURL = @"http://download.thinkbroadband.com/200MB.zip";


@interface ViewController (){

    AFHTTPRequestOperation* _operation;

}


@end


@implementation ViewController


- (void)viewDidLoad {

    [super viewDidLoad];

    [self initHTTPRequestOperation]; // 더 적합한 position 으로 옮겨야 하지만, 개념만 보여주기 위해.

}


- (IBAction)onStartClicked:(id)sender {

    [_operation start];

}


- (IBAction)onPauseClicked:(id)sender {

    [_operation pause];

}


- (IBAction)onResumeClicked:(id)sender {

    [_operation resume];

}


- (IBAction)onStopClicked:(id)sender {

    [_operation cancel];

}


-(void)initHTTPRequestOperation{

    NSArray *docPaths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);

    NSString *filePath = [[docPaths lastObject] stringByAppendingPathComponent:@"test.zip"];


    NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:kZipURL]];

    _operation =   [[AFHTTPRequestOperation alloc] initWithRequest:request];

    _operation.outputStream = [NSOutputStream outputStreamToFileAtPath:filePath append:NO];

    [_operation setDownloadProgressBlock:^(NSUInteger bytesRead, long long totalBytesRead, long long totalBytesExpectedToRead) {

        NSLog(@"MMM %lld / %lld", totalBytesRead, totalBytesExpectedToRead);

    }];


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

          NSLog(@“MMM Success”);

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

          NSLog(@“MMM Fail %@”, error);

        }];

}


@end




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