Package org.elasticsearch.common.lucene.search.function

Class FunctionScoreQuery.FilterScoreFunction

java.lang.Object

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

org.elasticsearch.common.lucene.search.function.FunctionScoreQuery.FilterScoreFunction

Enclosing class:

FunctionScoreQuery

public static class FunctionScoreQuery.FilterScoreFunction
extends ScoreFunction

Field Summary

Fields

Modifier and Type	Field	Description
org.apache.lucene.search.Query	filter
ScoreFunction	function

Constructor Summary

Constructors

Constructor	Description
FilterScoreFunction(org.apache.lucene.search.Query filter, ScoreFunction function)

Method Summary

Modifier and Type	Method	Description
protected boolean	doEquals(ScoreFunction other)	Indicates whether some other ScoreFunction object of the same type is "equal to" this one.
protected int	doHashCode()
LeafScoreFunction	getLeafScoreFunction(org.apache.lucene.index.LeafReaderContext ctx)
float	getWeight()
boolean	needsScores()	Indicates if document scores are needed by this function.
protected ScoreFunction	rewrite(org.apache.lucene.index.IndexReader reader)

Methods inherited from class org.elasticsearch.common.lucene.search.function.ScoreFunction

equals, getDefaultScoreCombiner, hashCode

Methods inherited from class java.lang.Object

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

Field Details

filter

public final org.apache.lucene.search.Query filter

function

public final ScoreFunction function

Constructor Details

FilterScoreFunction

public FilterScoreFunction(org.apache.lucene.search.Query filter,
 ScoreFunction function)

Method Details

getLeafScoreFunction

public LeafScoreFunction getLeafScoreFunction(org.apache.lucene.index.LeafReaderContext ctx)
                                       throws IOException

Specified by:

getLeafScoreFunction in class ScoreFunction

Throws:

IOException

needsScores

public boolean needsScores()

Description copied from class: ScoreFunction

Indicates if document scores are needed by this function.

Specified by:

needsScores in class ScoreFunction

Returns:

true if scores are needed.

doEquals

protected boolean doEquals(ScoreFunction other)

Description copied from class: ScoreFunction

Indicates whether some other ScoreFunction object of the same type is "equal to" this one.

Specified by:

doEquals in class ScoreFunction

doHashCode

protected int doHashCode()

Specified by:

doHashCode in class ScoreFunction

rewrite

protected ScoreFunction rewrite(org.apache.lucene.index.IndexReader reader)
                         throws IOException

Overrides:

rewrite in class ScoreFunction

Throws:

IOException

getWeight

public float getWeight()

Overrides:

getWeight in class ScoreFunction