Class MaxScoreCollector

  • All Implemented Interfaces:
    org.apache.lucene.search.Collector, org.apache.lucene.search.LeafCollector

    public class MaxScoreCollector
    extends org.apache.lucene.search.SimpleCollector
    A collector that computes the maximum score.
    • Method Summary

      Modifier and Type Method Description
      void collect​(int doc)  
      float getMaxScore()
      Get the maximum score.
      org.apache.lucene.search.ScoreMode scoreMode()  
      void setScorer​(org.apache.lucene.search.Scorable scorer)  
      • Methods inherited from class org.apache.lucene.search.SimpleCollector

        doSetNextReader, getLeafCollector
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • MaxScoreCollector

        public MaxScoreCollector()
    • Method Detail

      • setScorer

        public void setScorer​(org.apache.lucene.search.Scorable scorer)
        Specified by:
        setScorer in interface org.apache.lucene.search.LeafCollector
        Overrides:
        setScorer in class org.apache.lucene.search.SimpleCollector
      • scoreMode

        public org.apache.lucene.search.ScoreMode scoreMode()
      • collect

        public void collect​(int doc)
                     throws java.io.IOException
        Specified by:
        collect in interface org.apache.lucene.search.LeafCollector
        Specified by:
        collect in class org.apache.lucene.search.SimpleCollector
        Throws:
        java.io.IOException
      • getMaxScore

        public float getMaxScore()
        Get the maximum score. This returns Float.NaN if no hits were collected.