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From "Uwe Schindler" <...@thetaphi.de>
Subject RE: Extending FieldCache
Date Fri, 04 Jun 2010 17:54:06 GMT
Interface's (FieldCache is an interface) fields are always static (and
final? - I think they are., else it would make no sense). So in general you
should not be able to change the field in an interface.

-----
Uwe Schindler
H.-H.-Meier-Allee 63, D-28213 Bremen
http://www.thetaphi.de
eMail: uwe@thetaphi.de


> -----Original Message-----
> From: Shai Erera [mailto:serera@gmail.com]
> Sent: Friday, June 04, 2010 6:55 PM
> To: dev@lucene.apache.org; yonik@lucidimagination.com
> Subject: Re: Extending FieldCache
> 
> Actually DEFAULT is not defined final, but I haven't tried assigning a
value to
> it.
> 
> Anyway, even if that's resolved, the API relies only on the field name,
and if I
> need to pass a Term then it's not reallly possible.
> I've also looked at LUCENE-831 but it seems this work is on hold for more
> than a year .
> 
> I can impl my cache layer and duplicate TopFieldCollector logic.
> 
> Thanks anyway,
> Shai
> 
> On Friday, June 4, 2010, Yonik Seeley <yonik@lucidimagination.com> wrote:
> > On Fri, Jun 4, 2010 at 4:38 AM, Shai Erera <serera@gmail.com> wrote:
> >> I've looked into extending FieldCache, so that I can read the values
> >> to cache in a custom manner (not necessarily from the field's
> >> values). Just want to confirm my understanding - it looks like if I
> >> want to do it, I'll need to create my own FieldCache impl, and then
> >> set FieldCache.DEFAULT with it?
> >
> > Interface members are final, so you can't actually implement your own.
> >
> > -Yonik
> > http://www.lucidimagination.com
> >
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> >
> 
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