lucene-java-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Otis Gospodnetic <otis_gospodne...@yahoo.com>
Subject Re: existing or not existing
Date Tue, 04 Dec 2001 16:45:53 GMT
You could try looking for a segments file in the index directory.
If it exists, the index exists, else it does not.

Is there a better way?

Otis

--- jean-christian.gagne@prasahewitt.ch wrote:
> 
> 
> Hi there,
> 
> I'm testing Lucene after reading a good article on it on JavaWorld.
> 
> Lucene seems quite simple and very powerful, but there's something I
> can't get.
> The first time an application uses an index, this one doesn't exist
> yet, so the
> boolean argument of the IndexWriter constructor must be true
> (creating a new
> empty index). Next time the same app is started, I want to use the
> existing
> index, the boolean argument must be false. Here is my question : how
> do I know
> wether the index exists or not ??  Is there a way to create an
> IndexWriter on a
> given index, creating it only if needed ?
> 
> It seems like a stupid question, I must have missed something...
> 
> Thanks
> 
> 
> JCG
> 
> 
> 
> --
> To unsubscribe, e-mail:  
> <mailto:lucene-user-unsubscribe@jakarta.apache.org>
> For additional commands, e-mail:
> <mailto:lucene-user-help@jakarta.apache.org>
> 


__________________________________________________
Do You Yahoo!?
Buy the perfect holiday gifts at Yahoo! Shopping.
http://shopping.yahoo.com

--
To unsubscribe, e-mail:   <mailto:lucene-user-unsubscribe@jakarta.apache.org>
For additional commands, e-mail: <mailto:lucene-user-help@jakarta.apache.org>


Mime
View raw message