org.apache.lucene.search

Class BooleanTopLevelScorers.BoostedScorer

java.lang.Object

org.apache.lucene.search.Scorer

org.apache.lucene.search.FilterScorer

org.apache.lucene.search.BooleanTopLevelScorers.BoostedScorer

Enclosing class:

BooleanTopLevelScorers

static class BooleanTopLevelScorers.BoostedScorer
extends FilterScorer

Used when there is more than one scorer in a query, but a segment only had one non-null scorer. This just wraps that scorer directly to factor in coord().

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.search.Scorer

Scorer.ChildScorer

Field Summary

Fields

Modifier and Type	Field and Description
(package private) float	boost

Fields inherited from class org.apache.lucene.search.FilterScorer

in

Fields inherited from class org.apache.lucene.search.Scorer

weight

Constructor Summary

Constructors

Constructor and Description
BoostedScorer(Scorer in, float boost)

Method Summary

Modifier and Type	Method and Description
java.util.Collection<Scorer.ChildScorer>	getChildren() Returns child sub-scorers
float	score() Returns the score of the current document matching the query.

Methods inherited from class org.apache.lucene.search.FilterScorer

docID, freq, iterator, twoPhaseIterator

Methods inherited from class org.apache.lucene.search.Scorer

getWeight

Methods inherited from class java.lang.Object

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

Field Detail

boost

final float boost

Constructor Detail

BoostedScorer

BoostedScorer(Scorer in,
              float boost)

Method Detail

score

public float score()
            throws java.io.IOException

Description copied from class: Scorer

Returns the score of the current document matching the query. Initially invalid, until DocIdSetIterator.nextDoc() or DocIdSetIterator.advance(int) is called on the Scorer.iterator() the first time, or when called from within LeafCollector.collect(int).

Overrides:

score in class FilterScorer

Throws:

java.io.IOException

getChildren

public java.util.Collection<Scorer.ChildScorer> getChildren()

Description copied from class: Scorer

Returns child sub-scorers

Overrides:

getChildren in class Scorer