org.elasticsearch.common.lucene.search.function

Class ScoreFunction

java.lang.Object

org.elasticsearch.common.lucene.search.function.ScoreFunction

Direct Known Subclasses:

BoostScoreFunction, DecayFunctionParser.AbstractDistanceScoreFunction, FieldValueFactorFunction, RandomScoreFunction, ScriptScoreFunction, WeightFactorFunction

public abstract class ScoreFunction
extends Object

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ScoreFunction(CombineFunction scoreCombiner)

Method Summary

Modifier and Type	Method and Description
abstract org.apache.lucene.search.Explanation	explainScore(int docId, org.apache.lucene.search.Explanation subQueryScore)
CombineFunction	getDefaultScoreCombiner()
abstract double	score(int docId, float subQueryScore)
abstract void	setNextReader(org.apache.lucene.index.AtomicReaderContext context)

Methods inherited from class java.lang.Object

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

Constructor Detail

ScoreFunction

protected ScoreFunction(CombineFunction scoreCombiner)

Method Detail

setNextReader

public abstract void setNextReader(org.apache.lucene.index.AtomicReaderContext context)

score

public abstract double score(int docId,
                             float subQueryScore)

explainScore

public abstract org.apache.lucene.search.Explanation explainScore(int docId,
                                                                  org.apache.lucene.search.Explanation subQueryScore)
                                                           throws IOException

Throws:

IOException

getDefaultScoreCombiner

public CombineFunction getDefaultScoreCombiner()