From: Simon Strandgaard <qj5nd7l02@...>
Date: 2003-11-17T10:56:41+09:00
Subject: Re: file-backed array of classes?

On Fri, 14 Nov 2003 20:59:47 +0900, Rasputin wrote:
> I'm at the 'get the unit tests of the simplest possible implementation to
> pass' stage, and need something like an append-only file of fixed
> size records (data blocks). Have we got classes or methods to do
> record-based file IO? I dont mind reinventing a wheel otherwise.

record-based file IO, can you explain further?

 
> Next problem (I learned to never look more than 1 problem ahead or I
> never start anything). I need an index that gets dynamically updated as
> the record file is written to.

I have written a robust-iterator primitive, where iterators gets notified
when somebody insert/delete data, so they iterator keeps pointing at the
same position.

http://rubyforge.org/cgi-bin/viewcvs/cgi/viewcvs.cgi/projects/experimental/iterator2/?cvsroot=aeditor

--
Simon Strandgaard