My bad...looking at a modified StandardAnalyzer instead of the correct one. Belay last.
On 2/5/07, Mark Miller <[EMAIL PROTECTED]> wrote:
StandardAnalyzer does not index pure numbers. It will index alphanumeric tokens and numbers that are connected with one of: "_"|"-"|"/"|"."|"," If you wish to index pure numbers you might want to add another regex to StandardAnalyzer that recognizes a series of digits - don't forget to add the new token type to the grammar lower in the StandardTokenizer.jj file. - Mark On 2/5/07, Xavier To <[EMAIL PROTECTED]> wrote: > > Thanks for taking time to answer me. The problem is that I'm not allowed > to post code due to a confidentiality contract that I was required to sign. > I'll try to see if I can get a special permission to post code since I'm > wasting so much time trying to find the answer to this. > > I tried looking for each time the query is touched and numbers are still > present in the query. I don't know if it's the analyzer, but if it was, > woundl't the numbers be cut out of the index completely ? As I said in my > 1st post, they are "findable" with Lukeall. If I read right, the > FrenchAnalyzer included in lucene is supposed to be based on > StandardAnalyzer so I really fail to see what is going wrong. Might it be > the fact that the tokenizer used is Stringtokenizer and not Tokenstream ? > The numbers are tokenized, and in the returned query they are present.... > > I really don't know where they get zapped out of existence... > > Thanks again for helping. > > Xavier Tô > Bacc. en Informatique et Génie Logiciel > [EMAIL PROTECTED] > (450)434-8905 > > > -------------------------------------------------------------------------------------- > > Hard to tell without seeing any code. Perhaps numbers are being removed > from the query string > during search. > Make sure the same or at least "compatible" Analyzer is used during both > indexing and querying. > Grab the code from Lucene in Action .... hm, lucenebook.com may be down > at the moment, but > that's where you can get the code normally. The code includes some > classes that let you run > a query string through a set of Analyzers and see how each of them > behaves and what it does > to a query. > > Otis > > ----- Original Message ---- > From: "To, Xavier" <[EMAIL PROTECTED]> > To: java-user@lucene.apache.org > Sent: Wednesday, January 31, 2007 12:21:27 AM > Subject: Problem with a search engine > > > Hi, I recently started an internship and I've been asked to fix their > search engine so numbers are searched. At first, I thought it was the > Analyzer that wasn't working right, but we're using StandardAnalyzer and > the numbers are indexed (I checked with Lukeall). Then I thought they > are not tokenized during the search, but they are. They just seem to be > ignored for some reason. Did anyone experienced something similar ? If > so, how can I fix this ? It's probably something that would jump in my > face if it was alive, but I just can't see it. Can anyone help me ? It > would be very much appreciated. > > > Xavier T� > Stagiaire > D�veloppement - Maintenance & �volution > AXA Canada Tech > 2020, rue University, bureau 700 > Montr�al(Qu�bec)H3A 2A5 > T�l. : (514) 282-6817, poste 2224 > T�l�c. : (514) 282-6017 > Courriel : [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> > _____ > > "Ce message est confidentiel, � l'usage exclusif du destinataire > ci-dessus et son contenu ne repr�sente en aucun cas un engagement de la > part de AXA, sauf en cas de stipulation expresse et par �crit de la part > de AXA. Toute publication, utilisation ou diffusion, m�me partielle, > doit �tre autoris�e pr�alablement. Si vous n'�tes pas destinataire de ce > message, merci d'en avertir imm�diatement l'exp�diteur." > > "This e-mail message is confidential, for the exclusive use of the > addressee and its contents shall not constitute a commitment by AXA, > except as otherwise specifically provided in writing by AXA. Any > unauthorized disclosure, use or dissemination, either whole or partial, > is prohibited. If you are not the intended recipient of the message, > please notify the sender immediately." > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
