Module org.elasticsearch.server
Class NonNegativeScoresSimilarity
java.lang.Object
org.apache.lucene.search.similarities.Similarity
org.elasticsearch.index.similarity.NonNegativeScoresSimilarity
public final class NonNegativeScoresSimilarity
extends org.apache.lucene.search.similarities.Similarity
A
Similarity
that rejects negative scores. This class exists so that users get
an error instead of silently corrupt top hits. It should be applied to any custom or
scripted similarity.-
Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.search.similarities.Similarity
org.apache.lucene.search.similarities.Similarity.SimScorer
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Constructor Summary
ConstructorDescriptionNonNegativeScoresSimilarity
(org.apache.lucene.search.similarities.Similarity in) -
Method Summary
Modifier and TypeMethodDescriptionlong
computeNorm
(org.apache.lucene.index.FieldInvertState state) org.apache.lucene.search.similarities.Similarity
org.apache.lucene.search.similarities.Similarity.SimScorer
scorer
(float boost, org.apache.lucene.search.CollectionStatistics collectionStats, org.apache.lucene.search.TermStatistics... termStats)
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Constructor Details
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NonNegativeScoresSimilarity
public NonNegativeScoresSimilarity(org.apache.lucene.search.similarities.Similarity in)
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Method Details
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getDelegate
public org.apache.lucene.search.similarities.Similarity getDelegate() -
computeNorm
public long computeNorm(org.apache.lucene.index.FieldInvertState state) - Specified by:
computeNorm
in classorg.apache.lucene.search.similarities.Similarity
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scorer
public org.apache.lucene.search.similarities.Similarity.SimScorer scorer(float boost, org.apache.lucene.search.CollectionStatistics collectionStats, org.apache.lucene.search.TermStatistics... termStats) - Specified by:
scorer
in classorg.apache.lucene.search.similarities.Similarity
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