The goodness of goodness

[Bernd Gehrmann]

On Fri, 11 May 2001, Richard Dale wrote:

> Hey, I've been thinking recently how great it would be if the KTrader/KParts
> dynamic resource loading mechanism had a versioning system. I worked on a large
> trading application which was written in Objective-C, that language has a class
> loading feature called NSBundles, like KParts, which allow you to load code
> dynamically. The application was broken up into a core, plus lots of dynamically
> loaded bundles, each bundle had a version (a table of current versions was held
> in a database). We could release code on a bundle by bundle (cf KPart by KPart)
> basis and never need to overwrite existing code. If bundle version .17 went
> horribly wrong, we just needed to revert to .16 in the database table and the
> application would revert to using that one on startup.

Hmm, aren't bundles just distiguished by their file name (i.e. directory
name)? How do you distinguish different versions of them?

Bernd.


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