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

java.lang.Object
  org.apache.lucene.search.Query
      org.elasticsearch.common.lucene.search.function.FunctionScoreQuery

All Implemented Interfaces:

Serializable, Cloneable

public class FunctionScoreQuery
extends org.apache.lucene.search.Query

A query that allows for a pluggable boost function to be applied to it.

See Also:

Serialized Form

Constructor Summary

FunctionScoreQuery(org.apache.lucene.search.Query subQuery, ScoreFunction function)

Method Summary

org.apache.lucene.search.Weight	createWeight(org.apache.lucene.search.Searcher searcher)
boolean	equals(Object o)
void	extractTerms(Set<org.apache.lucene.index.Term> terms)
ScoreFunction	getFunction()
org.apache.lucene.search.Query	getSubQuery()
int	hashCode()
org.apache.lucene.search.Query	rewrite(org.apache.lucene.index.IndexReader reader)
String	toString(String field)

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

clone, combine, getBoost, getSimilarity, mergeBooleanQueries, setBoost, toString, weight

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

FunctionScoreQuery

public FunctionScoreQuery(org.apache.lucene.search.Query subQuery,
                          ScoreFunction function)

Method Detail

getSubQuery

public org.apache.lucene.search.Query getSubQuery()

getFunction

public ScoreFunction getFunction()

rewrite

public org.apache.lucene.search.Query rewrite(org.apache.lucene.index.IndexReader reader)
                                       throws IOException

Overrides:

rewrite in class org.apache.lucene.search.Query

Throws:

IOException

extractTerms

public void extractTerms(Set<org.apache.lucene.index.Term> terms)

Overrides:

extractTerms in class org.apache.lucene.search.Query

createWeight

public org.apache.lucene.search.Weight createWeight(org.apache.lucene.search.Searcher searcher)
                                             throws IOException

Overrides:

createWeight in class org.apache.lucene.search.Query

Throws:

IOException

toString

public String toString(String field)

Specified by:

toString in class org.apache.lucene.search.Query

equals

public boolean equals(Object o)

Overrides:

equals in class org.apache.lucene.search.Query

hashCode

public int hashCode()

Overrides:

hashCode in class org.apache.lucene.search.Query