Re: NSURLConnection and 404
Re: NSURLConnection and 404
- Subject: Re: NSURLConnection and 404
- From: "Gerriet M. Denkmann" <email@hidden>
- Date: Sun, 09 Jun 2013 17:57:47 +0700
On 9 Jun 2013, at 16:54, Jean-Daniel Dupas <email@hidden> wrote:
>
> Le 9 juin 2013 à 11:35, Gerriet M. Denkmann <email@hidden> a écrit :
>
>> This works fine, but blocks my for 1 sec on a good day - who know how long if the net is slow:
>>
>> url = something/which/might/exist/or/not.gif
>> data = [ NSData dataWithContentsOfURL: url options: mask error: &outError ];
>>
>> So I am trying to use NSURLConnection instead. Also works fine.
>>
>> Only: if my url does not exist, then the old method returned data = nil. Very good.
>>
>> Using NSURLConnection I always get some answer - either image data or a lengthy string like:
>>
>> HTML 4.0 Transitional//EN">
>> <html>
>> <head>
>> <title>Error 404 - Page not found</title>
>> </head>
>> <body bgcolor="#000000">
>> [...]
>>
>>
>> Is there a way to get just the status (in this case 404) without parsing the data?
>> I looked at the NSURLConnection delegate methods, but did not find anything which looked appropriate.
>>
>> Gerriet.
>
> The NSConnectionDelegate protocol has a method that pass you the response:
>
> - (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response
>
> You can test if the response is of type NSHTTPURLResponse (which should always be the case when you send an HTTP request), and then use the -[NSHTTPURLResponse statusCode] method to get the status.
Excellent! This is exactly what I was looking for.
Thank you very much! Merci beaucoup!
Kind regards,
Gerriet.
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