URL Loading System Programming Guide - Apple Developer

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Using NSURLSession Handling iOS Background Activity } } [ self.completionHandlerDictionary setObject:handler forKey: identifier]; - (void) callCompletionHandlerForSession: (NSString *)identifier { CompletionHandlerType handler = [self.completionHandlerDictionary objectForKey: identifier]; if (handler) { [self.completionHandlerDictionary removeObjectForKey: identifier]; NSLog(@"Calling completion handler.\n"); handler(); } } #endif Listing 1-9 App delegate methods for iOS background downloads - (void)application:(UIApplication *)application handleEventsForBackgroundURLSession:(NSString *)identifier completionHandler:(void (^)())completionHandler { NSURLSessionConfiguration *backgroundConfigObject = [NSURLSessionConfiguration backgroundSessionConfiguration: identifier]; NSURLSession *backgroundSession = [NSURLSession sessionWithConfiguration: backgroundConfigObject delegate: self.mySessionDelegate delegateQueue: [NSOperationQueue mainQueue]]; NSLog(@"Rejoining session %@\n", identifier); [ self.mySessionDelegate addCompletionHandler: completionHandler forSession: identifier]; 2013-10-22 | Copyright © 2003, 2013 Apple Inc. All Rights Reserved. 30
Using NSURLSession Handling iOS Background Activity } 2013-10-22 | Copyright © 2003, 2013 Apple Inc. All Rights Reserved. 31
Page 1 and 2: URL Loading System Programming Guid
Page 3 and 4: Contents Making a POST Request 36 R
Page 5 and 6: Listings Understanding Cache Access
Page 7 and 8: About the URL Loading System At a G
Page 13 and 14: About the URL Loading System How to
Page 15 and 16: Using NSURLSession The NSURLSession
Page 17 and 18: Using NSURLSession Understanding UR
Page 19 and 20: Using NSURLSession Creating and Con
Page 21 and 22: Using NSURLSession Creating and Con
Page 23 and 24: Using NSURLSession Fetching Data Us
Page 25 and 26: Using NSURLSession Downloading File
Page 27 and 28: Using NSURLSession Uploading Body C
Page 29: Using NSURLSession Handling iOS Bac
Page 33 and 34: Using NSURLConnection Creating a Co
Page 35 and 36: Using NSURLConnection Creating a Co
Page 37 and 38: Using NSURLConnection Making a POST
Page 39 and 40: Using NSURLConnection Retrieving Da
Page 41 and 42: Using NSURLDownload Downloading to
Page 43 and 44: Using NSURLDownload Downloading a F
Page 45 and 46: Using NSURLDownload Displaying Down
Page 47 and 48: Using NSURLDownload Decoding Encode
Page 49 and 50: Encoding URL Data CFStringRef decod
Page 51 and 52: Handling Redirects and Other Reques
Page 53 and 54: Authentication Challenges and TLS C
Page 59 and 60: Understanding Cache Access Cache Us
Page 61 and 62: Understanding Cache Access Controll
Page 63 and 64: Cookies and Custom Protocols Protoc
Page 65 and 66: Life Cycle of a URL Session Life Cy
Page 71 and 72: Document Revision History Date 2003

URL Loading System Programming Guide - Apple Developer

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