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
(DefaultSimilarity
), you must override DefaultSimilarity.scorePayload(int, int, int, BytesRef)
,
which returns 1 by default.Constructor and Description |
---|
PayloadScoreQuery(SpanQuery wrappedQuery,
PayloadFunction function)
Creates a new PayloadScoreQuery
|
Modifier and Type | Method and Description |
---|---|
SpanWeight |
createWeight(IndexSearcher searcher,
boolean needsScores)
Create a SpanWeight for this query
|
boolean |
equals(Object o) |
String |
getField()
Returns the name of the field matched by this query.
|
int |
hashCode() |
String |
toString(String field)
Prints a query to a string, with
field assumed to be the
default field and omitted. |
getTermContexts, getTermContexts
public PayloadScoreQuery(SpanQuery wrappedQuery, PayloadFunction function)
wrappedQuery
- the query to wrapfunction
- a PayloadFunction to use to modify the scorespublic String getField()
SpanQuery
public String toString(String field)
Query
field
assumed to be the
default field and omitted.public SpanWeight createWeight(IndexSearcher searcher, boolean needsScores) throws IOException
SpanQuery
createWeight
in class SpanQuery
searcher
- the IndexSearcher to be searched acrossneedsScores
- if the query needs scoresIOException
- on errorCopyright © 2000-2015 Apache Software Foundation. All Rights Reserved.