public class PayloadScoreQuery extends SpanQuery
PayloadFunction
to modify the score of a
wrapped SpanQuery
NOTE: In order to take advantage of this with the default scoring implementation
(ClassicSimilarity
), you must override ClassicSimilarity.scorePayload(int, int, int, BytesRef)
,
which returns 1 by default.Constructor and Description |
---|
PayloadScoreQuery(SpanQuery wrappedQuery,
PayloadFunction function)
Creates a new PayloadScoreQuery that includes the underlying span scores
|
PayloadScoreQuery(SpanQuery wrappedQuery,
PayloadFunction function,
boolean includeSpanScore)
Creates a new PayloadScoreQuery
|
Modifier and Type | Method and Description |
---|---|
SpanWeight |
createWeight(IndexSearcher searcher,
boolean needsScores) |
boolean |
equals(Object other) |
String |
getField() |
int |
hashCode() |
String |
toString(String field) |
getTermContexts, getTermContexts
classHash, rewrite, sameClassAs, toString
public PayloadScoreQuery(SpanQuery wrappedQuery, PayloadFunction function, boolean includeSpanScore)
wrappedQuery
- the query to wrapfunction
- a PayloadFunction to use to modify the scoresincludeSpanScore
- include both span score and payload score in the scoring algorithmpublic PayloadScoreQuery(SpanQuery wrappedQuery, PayloadFunction function)
wrappedQuery
- the query to wrapfunction
- a PayloadFunction to use to modify the scorespublic SpanWeight createWeight(IndexSearcher searcher, boolean needsScores) throws IOException
createWeight
in class SpanQuery
IOException
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