Class PayloadScoreQuery
java.lang.Object
org.apache.lucene.search.Query
org.apache.lucene.queries.spans.SpanQuery
org.apache.lucene.queries.payloads.PayloadScoreQuery
A Query class that uses a
PayloadFunction
to modify the score of a wrapped SpanQuery-
Constructor Summary
ConstructorDescriptionPayloadScoreQuery
(SpanQuery wrappedQuery, PayloadFunction function, PayloadDecoder decoder) Creates a new PayloadScoreQuery that includes the underlying span scoresPayloadScoreQuery
(SpanQuery wrappedQuery, PayloadFunction function, PayloadDecoder decoder, boolean includeSpanScore) Creates a new PayloadScoreQuery -
Method Summary
Modifier and TypeMethodDescriptioncreateWeight
(IndexSearcher searcher, ScoreMode scoreMode, float boost) boolean
getField()
Returns the name of the field matched by this query.int
hashCode()
rewrite
(IndexReader reader) void
visit
(QueryVisitor visitor) Methods inherited from class org.apache.lucene.queries.spans.SpanQuery
getTermStates, getTermStates
Methods inherited from class org.apache.lucene.search.Query
classHash, sameClassAs, toString
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Constructor Details
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PayloadScoreQuery
public PayloadScoreQuery(SpanQuery wrappedQuery, PayloadFunction function, PayloadDecoder decoder, boolean includeSpanScore) Creates a new PayloadScoreQuery- Parameters:
wrappedQuery
- the query to wrapfunction
- a PayloadFunction to use to modify the scoresdecoder
- a PayloadDecoder to convert payloads into float valuesincludeSpanScore
- include both span score and payload score in the scoring algorithm
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PayloadScoreQuery
Creates a new PayloadScoreQuery that includes the underlying span scores- Parameters:
wrappedQuery
- the query to wrapfunction
- a PayloadFunction to use to modify the scores
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Method Details
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getField
Description copied from class:SpanQuery
Returns the name of the field matched by this query. -
rewrite
- Overrides:
rewrite
in classQuery
- Throws:
IOException
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visit
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toString
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createWeight
public SpanWeight createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost) throws IOException - Specified by:
createWeight
in classSpanQuery
- Throws:
IOException
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equals
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hashCode
public int hashCode()
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