ext3 undelete?

[Robert]

I'm afraid your out of luck. This subject was covered recently on the
linux-kernel mailing list.
The ext3 data structures do not support any method of undeleting.
Too much data is erase when a file is deleted.

Andrew Donehue wrote:
> 
> Hi All,
>           I am trying to recover some lost data (not my system in the
> first place, otherwise I would have a backup of it :) - the filesystem
> is ext3 - my question is: Will the ext2 undelete tools for linux work on
> ext3? -  I know they are very similiar filesystems, and you can use most
> ext2 disk tools on ext3..... but I've tried a few and with tests am so
> far getting nothing :(
> 
> Any advice?
> 
> 
> Cheers,
>               Andrew.