If you do end up writing your own safe-saving logic, that's achieved by overriding -writeSafelyToURL:…
Sent from my iPad On 2 Mar 2014, at 15:23, Trygve Inda <cocoa...@xericdesign.com> wrote: >> 7,500 file operations of any kind are going to take some time, even just >> creating hard links. Does it require 40 seconds? Well, I don't know. But I do >> seriously doubt that it could be done in 1 second. >> >> You might try it out yourself, write test code to create a new package, walk >> through your package, and create hard links in the new to the old. If that >> takes too long, then you're done, you can't do incremental save this way. >> (And >> of course, if it's fast enough, then continue on this course and try to >> figure >> out how to make it happen that way.) >> >> It just seems to me that 7,500 files is bordering on being a database of >> images, and calls for the typical database techniques. In other words, write >> new image files into a temp location within the package, write a log of >> changes about to happen, apply the changes (move the new files into place), >> and delete the log. Then your recovery code checks for a log, if it's there >> move any files still in the temp location into their proper final location, >> and delete the log. > > It is essentially a database of images. > > How can I override the various NSDocument methods so that I can write the > changes/updates myself in a temp place within my own package (which makes it > safe). > > There is just no reason to touch the other 7500 files at all. > > > > _______________________________________________ > > 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: > https://lists.apple.com/mailman/options/cocoa-dev/mabdullah%40karelia.com > > This email sent to mabdul...@karelia.com _______________________________________________ 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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com