NSURLConnection inherent memory leak?

2019-07-11 02:33发布

In the example in the Xcode Documentation : URL Loading System Programming Guide : Using NSURLConnection, they alloc an NSURLConnection (theConnection) and then release it in the callbacks: -connection:didFailWithError: & -connectionDidFinishLoading:. But, won't theConnection leak (i.e. never get released) if the delegate is released before either of the callback methods get called?

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淡お忘
2楼-- · 2019-07-11 02:54

No, theConnection won't leak because, as the Xcode Documentation for -[NSURLConnection initWithRequest:delegate:] states under Special Considerations: "The connection retains delegate. It releases delegate when the connection finishes loading, fails, or is canceled."

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