lucene-java-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From <oh...@cox.net>
Subject Re: How to search "path"?
Date Thu, 30 Jul 2009 14:17:53 GMT
Ian,

I'll respond to this msg, re. searching "path".

I made the change you suggested, to "Field.Index.ANALYZED", and that fixed the problem I was
having with searching for components of the "path" field.

Thanks!

Jim

---- Ian Lea <ian.lea@gmail.com> wrote: 
> In contrast to your last question and reply, if you use
> 
>    doc.add(new Field("path", f.getPath(), Field.Store.YES,
> Field.Index.ANALYZED));
> 
> the path will get split into tokens which will include "myfile1" and
> you will be able to search for it.
> 
> The key concept for both questions is analysis.  Lucene provides
> various analyzers which do different things, and you can write your
> own.
> 
> 
> Or, call QueryParser.setAllowLeadingWildcard(true).  That has
> performance implications on large indexes.
> 
> 
> --
> Ian.
> 
> On Thu, Jul 30, 2009 at 2:40 PM, <ohaya@cox.net> wrote:
> > Hi,
> >
> > I am working with a modified version of the demo IndexFiles.
> >
> > In that code, when it builds the index, it has:
> >
> >    doc.add(new Field("path", f.getPath(), Field.Store.YES, Field.Index.NOT_ANALYZED));
> >
> > In Luke, I can see all the file paths in the "path" field.
> >
> > I am also using the demo luceneweb web app (under Tomcat), and I've been trying
to search on the "path" field.
> >
> > For example, if the "path" has something like:
> >
> > C:\lucene\foo\myfile1.dat
> >
> > Is there a way to search for the "myfile1"?
> >
> > I tried something like:
> >
> > *myfile1*
> >
> > but I get an error, because it apparently doesn't like the "*" at the beginning
of the query string.
> >
> > Thanks,
> > Jim
> >
> > ---------------------------------------------------------------------
> > To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
> > For additional commands, e-mail: java-user-help@lucene.apache.org
> >
> >
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
> For additional commands, e-mail: java-user-help@lucene.apache.org
> 


---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscribe@lucene.apache.org
For additional commands, e-mail: java-user-help@lucene.apache.org


Mime
View raw message