pool XML format, was: Re: [PD] re: state saving

Frank Barknecht fbar at footils.org
Mon Dec 1 18:56:59 CET 2003

Adam Lindsay hat gesagt: // Adam Lindsay wrote:

> It isn't, really. I was hoping to steer you away from this because it
> resembles Apple's property-list format, and that's a bit of a pain to
> deal with. However, the fact that you enclose keys and values within a
> parent value or dir element makes things a lot easier than Apple's
> format. I'm not sure I'd call it transformation-friendly, 

If it's xml, it is transformation friendly by definition, isn't it?

> but it allows for XPath expressions like this:
> //dir[key='bla']/value[key='2']/data
> (Give me the data for the key #2 that's in any directory with the key bla.)
> The interesting aspect of this format is that it allows you to reverse
> the lookup with minimal effort:
> //value[data='51']/key
> (Give me the key for all data values that equal 51.)
> Who knows if that functionality is actually useful for us, though...

Interesting. I didn't think of that, yet.

 Frank Barknecht                               _ ______footils.org__

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