Package org.apache.lucene.search

Class TopFieldCollector.MultiComparatorLeafCollector

java.lang.Object

org.apache.lucene.search.TopFieldCollector.MultiComparatorLeafCollector

All Implemented Interfaces:

LeafCollector

Enclosing class:

TopFieldCollector

private abstract static class TopFieldCollector.MultiComparatorLeafCollector
extends Object
implements LeafCollector

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final LeafFieldComparator	comparator
(package private) final int	reverseMul
(package private) Scorable	scorer

Constructor Summary

Constructors

Constructor	Description
MultiComparatorLeafCollector(LeafFieldComparator[] comparators, int[] reverseMul)

Method Summary

Modifier and Type	Method	Description
void	setScorer(Scorable scorer)	Called before successive calls to LeafCollector.collect(int).

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.LeafCollector

collect, competitiveIterator

Field Details

comparator

final LeafFieldComparator comparator

reverseMul

final int reverseMul

scorer

Scorable scorer

Constructor Details

MultiComparatorLeafCollector

MultiComparatorLeafCollector(LeafFieldComparator[] comparators,
 int[] reverseMul)

Method Details

setScorer

public void setScorer(Scorable scorer)
               throws IOException

Description copied from interface: LeafCollector

Called before successive calls to LeafCollector.collect(int). Implementations that need the score of the current document (passed-in to LeafCollector.collect(int)), should save the passed-in Scorer and call scorer.score() when needed.

Specified by:

setScorer in interface LeafCollector

Throws:

IOException