[Biojava-l] FeatureFilter.AndNot

Schreiber, Mark mark.schreiber@agresearch.co.nz
Fri, 1 Nov 2002 09:21:44 +1300

Hi -
Hi -

I actually quite like the semantics, it may not be terse but it's much
easier to read and figure out what is going on.

If we have to delete it I would favour deprecating it for a while,
especially if it actually works.

Just my $0.02

- Mark

> -----Original Message-----
> From: Thomas Down [mailto:td2@sanger.ac.uk] 
> Sent: Friday, 1 November 2002 4:14 a.m.
> To: biojava-l@biojava.org
> Subject: [Biojava-l] FeatureFilter.AndNot
> Posting this to biojava-l rather than biojava-dev, to get 
> maximum visibility...
> Does anyone use the FeatureFilter.AndNot class anywhere?
> This is redundant in that:
>    new FeatureFilter.AndNot(foo, bar)
> Could be expressed as:
>    new FeatureFilter.And(foo, new FeatureFilter.Not(bar));
> It's really a leftover from an old attempt to provide
> a general-purpose optimization framework for the 
> FeatureFilter language.  Since that was never completed, this 
> class appears to be cruft, and it now just interferes with 
> the more recent FeatureFilter optimization strategies which 
> ARE being actively used.
> So...  has anyone, anywhere, actually written code which
> relies on this?  If I don't here anything by tommorow, it'll
> be gone in 1.3.
>      Thomas.
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