org.apache.solr.search.similarities

Class PayloadScoringSimilarityWrapper

java.lang.Object

org.apache.lucene.search.similarities.Similarity

org.apache.solr.search.similarities.PayloadScoringSimilarityWrapper

public class PayloadScoringSimilarityWrapper
extends Similarity

The computation Lucene's PayloadScoreQuery uses is SimScorer#computePayloadFactor. This wrapper delegates to a main similarity except for this one method.

Nested Class Summary

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

Similarity.SimScorer, Similarity.SimWeight

Constructor Summary

Constructors

Constructor and Description
PayloadScoringSimilarityWrapper(Similarity delegate, PayloadDecoder decoder)

Method Summary

Modifier and Type	Method and Description
long	computeNorm(FieldInvertState state)
Similarity.SimWeight	computeWeight(float boost, CollectionStatistics collectionStats, TermStatistics... termStats)
Similarity.SimScorer	simScorer(Similarity.SimWeight weight, LeafReaderContext context)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

PayloadScoringSimilarityWrapper

public PayloadScoringSimilarityWrapper(Similarity delegate,
                                       PayloadDecoder decoder)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

computeNorm

public long computeNorm(FieldInvertState state)

Specified by:

computeNorm in class Similarity

computeWeight

public Similarity.SimWeight computeWeight(float boost,
                                          CollectionStatistics collectionStats,
                                          TermStatistics... termStats)

Specified by:

computeWeight in class Similarity

simScorer

public Similarity.SimScorer simScorer(Similarity.SimWeight weight,
                                      LeafReaderContext context)
                               throws IOException

Specified by:

simScorer in class Similarity

Throws:

IOException