The frequency is tracked at index time. It's simply a read at query time. See TermDocs. If you really want to understand more about the code internals of Lucene, I'd suggest stepping through more example queries with a debugger.
-Yonik On Wed, Jul 2, 2008 at 8:49 PM, blazingwolf7 <[EMAIL PROTECTED]> wrote: > > Thanks, I am clear now on that. But do anyone know where is the frequency of > the term for each document calculated? I mean which class it may be in and > which method? > Thanks > > > Uwe Schindler wrote: >> >> A VInt is the way, how integers are stored in the index file in a >> compressed >> and variable length manner. >> >> Read here: http://lucene.apache.org/java/2_3_2/fileformats.html#VInt >> >> ----- >> Uwe Schindler >> H.-H.-Meier-Allee 63, D-28213 Bremen >> http://www.thetaphi.de >> eMail: [EMAIL PROTECTED] >> >>> -----Original Message----- >>> From: blazingwolf7 [mailto:[EMAIL PROTECTED] >>> Sent: Wednesday, July 02, 2008 11:47 AM >>> To: java-dev@lucene.apache.org >>> Subject: readVInt, what is it for? >>> >>> >>> Hi, >>> >>> I am fairly new to Lucene and is now currently going through its source >>> code. I am currently trying to determine how Lucene calculate the >>> frequency >>> of a term in each document located. >>> >>> I encounter a method named readVInt() in IndexInput class. It seems >>> everytime it called this method it will be able to generate the document >>> number and the frequency of the term in each document. >>> >>> I am wondering how it work and fail to find and information on it on the >>> Internet. Could anyone explain it to me? Thanks >>> -- >>> View this message in context: http://www.nabble.com/readVInt%2C-what-is- >>> it-for--tp18233802p18233802.html >>> Sent from the Lucene - Java Developer mailing list archive at Nabble.com. >>> >>> >>> --------------------------------------------------------------------- >>> 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] >> >> >> > > -- > View this message in context: > http://www.nabble.com/readVInt%2C-what-is-it-for--tp18233802p18249790.html > Sent from the Lucene - Java Developer mailing list archive at Nabble.com. > > > --------------------------------------------------------------------- > 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]
