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From Toby Tremayne <Toby.Trema...@lonelyplanet.com.au>
Subject RE: search multiple indexes
Date Thu, 01 Jul 2004 23:25:25 GMT

thanks guys - apologies for being a leech, but would you mind pasting a
snippet that might work just for pure lucene - or something I can learn
from?  I'm not entirely sure what's what in the nutch sample Stefan pasted.

cheers,
Toby

-----Original Message-----
From: David Spencer [mailto:dave-lucene-user@tropo.com] 
Sent: Friday, 2 July 2004 9:24 AM
To: Lucene Users List
Subject: Re: search multiple indexes

Stefan Groschupf wrote:
>> http://jakarta.apache.org/lucene/docs/api/org/apache/lucene/search/ 
>> MultiSearcher.html
>>
> 100% Right.
> I personal found code samples more interesting then just java doc.

Good point.

> That why my hint, here the code snippet from nutch:

But - warning - in normal use of Lucene you don't need the Similarity 
stuff..
> 
> /** Construct given a number of indexed segments. */
>   public IndexSearcher(File[] segmentDirs) throws IOException {
>     NutchSimilarity sim = new NutchSimilarity();
>     Searchable[] searchables = new Searchable[segmentDirs.length];
>     segmentNames = new String[segmentDirs.length];
>     for (int i = 0; i < segmentDirs.length; i++) {
>       org.apache.lucene.search.Searcher searcher =
>         new org.apache.lucene.search.IndexSearcher
>         (new File(segmentDirs[i], "index").toString());
>       searcher.setSimilarity(sim);
>       searchables[i] = searcher;
>       segmentNames[i] = segmentDirs[i].getName();
>     }
>     this.luceneSearcher = new MultiSearcher(searchables);
>     this.luceneSearcher.setSimilarity(sim);
>   }
> 
> Kent Beck said: "Monkey see, Monkey do." ;-)
> 
> Cheers,
> Stefan
> 
> ---------------------------------------------------------------
> enterprise information technology consulting
> open technology:   http://www.media-style.com
> open source:           http://www.weta-group.net
> open discussion:    http://www.text-mining.org
> 
> 
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