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From "Mike Baroukh" <mbaro...@cardiweb.com>
Subject Re: IndexReader/IndexSearcher
Date Wed, 19 Dec 2001 15:06:58 GMT
I reply to myself :

It seem that when using IndexReader, keywords must be lower case.
So, I indexed BO23, I can search BO23 with IndexSearcher, but I must use
bo23 to search with IndexReader.

Am I right ?

Mike

----- Original Message -----
From: "Mike Baroukh" <mbaroukh@cardiweb.com>
To: "Lucene Users List" <lucene-user@jakarta.apache.org>
Sent: Wednesday, December 19, 2001 12:57 PM
Subject: IndexReader/IndexSearcher


>
> Hi all.
>
> Can somebody tell me where is my error.
> There is something I don't understand.
>
> If I search something with
>
>     IndexReader indexReader = IndexReader.open("/myindex");
>     TermDocs docs = indexReader.termDocs(new Term("codman", "BO23"));
>     while ( (docs!=null) && (docs.next()) ) {
>         nbis++;
>     }
>     if (docs!=null) docs.close();
>     indexReader.close();
>
> I see that nbis = 0 so temDocs returned nothing.
>
> But, If I use
>
>     SimpleAnalyzer analyzer = new SimpleAnalyzer();
>     IndexSearcher indexSearcher = new IndexSearcher("/myindex");
>     Query query = QueryParser.parse("BO23", "codman", analyzer);
>     Hits hits = indexSearcher.search(query);
>     nbis = hits.length();
>
> It's exactly the same query, the same index but this time, it return 1
> document.
>
> I don't understand where this difference came from ?
> I know that the firs way is not the good way of searching but what I wan't
> is to delete from the index the document returned wy the search #2.
>
> Thanks in advance for any help.
>
> Mike
>
>
>
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