Hi there On Tue, May 19, 2009 at 8:32 AM, ac <chy101...@gmail.com> wrote: > hello, > I am using CustomScoreQuery for result ranking. > A field of my documents is parsable as an integer value, the magnide > of which exceeds the precision of the float type. > A sample value of this field is 24118569 > > However, due to the nature of CustomScoreQuery, a cast from int to > float is performed during the scoring( in the class > IntFieldSource), this cause the number from the example to become > 24118568 (off by 1) (on a Pentium D 3.2GHz, 32bit OpenSuse 10.3, JDK > 1.6.0_13) > This is problematic, because this value is then used as the key to > perform a database query. > > I think I can get that cache from IntFieldSource or make my own, then > just lookup that array during customScore(). That's the way to go! Make sure you override public float customScore(int doc, float subQueryScore, float valSrcScores[]) if you have more than one ValueSourceQueries.
simon > > Any other suggestions ? > > > thanks! > > --------------------------------------------------------------------- > 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
