Hi everybody, I've a problem with my searching index. I've created a stand alone application and it works perfectly.I've put them on tomcat launching with java web start but If I run the query(the same query) I always obtain no result!!!!please help me!!! Marco Lazzara
Il giorno lun, 18/05/2009 alle 09.43 -0500, Eric LeVin ha scritto: > Apparently it was because I needed to actually look at the method > signature a bit closer :) not reassigning my indexReader instance would > mean I was always using the first instance created which wouldn't have > the documents in them. Thanks again for your help! > > -Eric LeVin > > balasubramanian sudaakeran wrote: > > Hi Eric LeVin, > > I think whenever you reopen the indexReader you have to re-create > > indexSearcher also. This is because reopen of indexReader will give you a > > new instance if the underlying data is changed. > > > > Function documentation for IndexReader.reopen > > * If the index has not changed since this instance was (re)opened, then > > this > > * call is a NOOP and returns this instance. Otherwise, a new instance is > > * returned. The old instance is <b>not</b> closed and remains usable.<br> > > * <b>Note:</b> The re-opened reader instance and the old instance might > > share > > * the same resources. For this reason no index modification operations > > * (e. g. {...@link #deleteDocument(int)}, {...@link #setNorm(int, > > String, byte)}) > > * should be performed using one of the readers until the old reader > > instance > > * is closed. <b>Otherwise, the behavior of the readers is undefined.</b> > > * <p> > > > > > > > > > > ----- Original Message ---- > > From: Eric LeVin <ejlevin1....@gmail.com> > > To: java-user@lucene.apache.org > > Sent: Monday, May 18, 2009 7:30:47 PM > > Subject: Problems searching index > > > > Hi Everyone-- > > So I'm not quite sure what is going on with my Lucene index, but I'm > > having some issues searching. I've created a simple little index of 10 > > documents as follows: > > > > id: 1 > > type: Article > > content: <<some content>> > > > > .... > > > > id: 10 > > type: Article > > content: <<other content>> > > > > So I created a simple TermQuery for starters that would pull back all of my > > Article types: > > > > BooleanQuery bq = new BooleanQuery(); > > bq.add(new TermQuery(new Term(FIELD_TYPE, "Article")), Occur.MUST); > > > > I realize that I could simply do a TermQuery, but I want to be able to add > > additional content constraints after I get this working. So here is where > > my confusion comes in: > > > > If I run the query against my IndexSearcher, I get 0 results; however, if I > > run it as a delete on the IndexWriter, I can open it in Luke and see the > > entire index deleted. So why would the writer be finding documents and the > > searcher wouldn't? As a note, whenever I am adding documents, I am calling > > reopen() on the reader. Here is how I'm creating the > > writer/reader/searcher: > > > > KeywordAnalyzer ka = new KeywordAnalyzer(); > > analyzer.addAnalyzer(FIELD_ID, ka); > > analyzer.addAnalyzer(FIELD_TYPE, ka); > > analyzer.addAnalyzer(FIELD_CONTENT, contentAnalyser); > > indexWriter = new IndexWriter(directory, analyzer, true, > > MaxFieldLength.UNLIMITED); > > indexReader = IndexReader.open(directory); > > indexSearcher = new IndexSearcher(indexReader); > > > > Any thoughts? Thanks so much for all the help! > > > > -Eric LeVin > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > > For additional commands, e-mail: java-user-h...@lucene.apache.org > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > > For additional commands, e-mail: java-user-h...@lucene.apache.org > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org