> > Date: Fri, 4 Jul 2008 19:22:30 -0400 > From: "Michael Ash" <[EMAIL PROTECTED]> > Subject: Re: NSURLConnection and buffering > To: "Cocoa Developers" <cocoa-dev@lists.apple.com> > Message-ID: > <[EMAIL PROTECTED]> > Content-Type: text/plain; charset=UTF-8 > > On Fri, Jul 4, 2008 at 4:34 AM, Arvind Jain <[EMAIL PROTECTED]> wrote: > > I'm using NSURLConnection to download a web page which is served from a > > server that uses HTTP 1.1 and chunked encoding. The web page consists of > 2 > > sections; the server sends the first section which is about 300 bytes > > immediately, and has to do some processing for 30 seconds before it sends > > the next chunk which is larger (10KB). > > > > I'd like to display the first 300 bytes immediately, but my delegate > method > > connection::didReceiveData is not called until after the second chunk is > > sent by the server (that is 30 seconds later). It appears there is a > minimum > > buffer size in the NSURLConnection class - it won't give the bytes to me > > until it has accumulated that many bytes.I verified this by increasing > the > > size of the first chunk. If is is 2KB or so, then I get the > didReceiveData > > call right after the server has sent the first chunk. > > > > I noticed that Safari on Macbook pro has the same behavior. It won't > render > > the first chunk until after the second one is sent. > > Any way to tell NSURLConnection to not buffer and send me bytes > immediately? > > Are you sure that the data is even being sent when you want it to be? > Until you've verified that it's making it onto the network by looking > at the traffic with a network sniffer, I would hesitate to start > assigning blame and debugging anything. > > Mike > >
Yes the server has sent the bytes to the client. I did do a tcpdump to verify. Also, Firefox was able to render the first chunk whereas Safari as well as my application couldn't. _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [EMAIL PROTECTED]
