Thanks a ton Anna.. It's working fine... On Sun, Oct 16, 2011 at 11:51 PM, Anna Hunecke <a.hune...@topdesk.com>wrote:
> Hi Jamir, > > you can easily combine Analyzers however you need it by filtering the > output of one Analyzer with another. In your case, I would just write my own > Analyzer class like this: > > class LowerCaseKeywordAnalyzer extends Analyzer { > > @Override > public TokenStream tokenStream(String fieldName, Reader reader) { > TokenStream tokenStream = new KeywordTokenizer(reader); > tokenStream = > new LowerCaseFilter(Version.LUCENE_34, tokenStream); > return tokenStream; > } > > } > > Best, > Anna > > > -----Ursprüngliche Nachricht----- > Von: Jamir Shaikh [mailto:shaikhja...@gmail.com] > Gesendet: Samstag, 15. Oktober 2011 02:22 > An: java-user@lucene.apache.org > Betreff: Case insensitive Keyword Analyser > > Hi Guys, > > Use Case: Field: Name > Data: Jose , > Jose Sam, > jose, > jose jacob, > jose , > joseph, > josef , > S. Jose, > B. jose > etc. > > There is a field (Name), I want to index this field. > I will be searching this field for a Wildcard query > e.g. jose* > This should return all names starting with jose. > > Search: Jose* (should return all names starting with jose) > > Solution: > 1. Using Standard analyser. > > Problem with Standard Analyser: > If I use Standard Analyser in addition to correct results it returns > results > like S. Jose, B. jose > which do not start with Jose. > > > 2. Using Keyword Analyser. > Problem with Keyword Analyser: > Keyword Analyser is case sensitive so it misses names like Jose, Jose Sam, > This happens becuase a search Jose* will be changed to jose* (all small > letters) > > > > So is there any analyser available which will take care of such use case. > What I am searching is a Case insensitive Keyword Analyser. > Or let me know if there is any other approach to handle this use case. > > > Thanks, > Jamir > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > > -- regards, Jamir...