Package ai.preferred.cerebro.index.search.structure

Class CeCollector<T extends org.apache.lucene.search.ScoreDoc>

  • Type Parameters:
    T - Type of Object to rank against each others.
    All Implemented Interfaces:
    org.apache.lucene.search.Collector
    Direct Known Subclasses:
    CeTopScoreDocCollector
    public abstract class CeCollector<T extends org.apache.lucene.search.ScoreDoc>
extends java.lang.Object
implements org.apache.lucene.search.Collector
    Cerebro's internal Scoring functionality.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected Container<T> arr  
      protected static org.apache.lucene.search.TopDocs EMPTY_TOPDOCS  
      protected int topK  
      protected int totalHits  

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      protected CeCollector​(Container<T> container, int k)  

    • Method Summary

      All Methods Instance Methods Abstract Methods Concrete Methods 
      Modifier and Type Method Description
      int getTotalHits()  
      protected abstract org.apache.lucene.search.TopDocs newTopDocs​(org.apache.lucene.search.ScoreDoc[] results, int start)  
      protected void populateResults​(org.apache.lucene.search.ScoreDoc[] results, int howMany)  
      org.apache.lucene.search.TopDocs topDocs()  
      org.apache.lucene.search.TopDocs topDocs​(int start)  
      org.apache.lucene.search.TopDocs topDocs​(int start, int howMany)  
      protected int topDocsSize()  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

      • Methods inherited from interface org.apache.lucene.search.Collector

        getLeafCollector, needsScores

    • Field Detail

      • EMPTY_TOPDOCS

        protected static final org.apache.lucene.search.TopDocs EMPTY_TOPDOCS

      • topK

        protected final int topK

      • arr

        protected Container<T extends org.apache.lucene.search.ScoreDoc> arr

      • totalHits

        protected int totalHits

    • Constructor Detail

      • CeCollector

        protected CeCollector​(Container<T> container,
                      int k)

    • Method Detail

      • populateResults

        protected void populateResults​(org.apache.lucene.search.ScoreDoc[] results,
                               int howMany)

      • newTopDocs

        protected abstract org.apache.lucene.search.TopDocs newTopDocs​(org.apache.lucene.search.ScoreDoc[] results,
                                                               int start)

      • getTotalHits

        public int getTotalHits()

      • topDocsSize

        protected int topDocsSize()

      • topDocs

        public org.apache.lucene.search.TopDocs topDocs()

      • topDocs

        public org.apache.lucene.search.TopDocs topDocs​(int start)

      • topDocs

        public org.apache.lucene.search.TopDocs topDocs​(int start,
                                                int howMany)