public class CustomScoreQuery extends Query
getCustomScoreProvider(org.apache.lucene.index.AtomicReaderContext)
.Constructor and Description |
---|
CustomScoreQuery(Query subQuery)
Create a CustomScoreQuery over input subQuery.
|
CustomScoreQuery(Query subQuery,
Query... scoringQueries)
Create a CustomScoreQuery over input subQuery and a
FunctionQuery . |
CustomScoreQuery(Query subQuery,
Query scoringQuery)
Create a CustomScoreQuery over input subQuery and a
FunctionQuery . |
Modifier and Type | Method and Description |
---|---|
CustomScoreQuery |
clone() |
Weight |
createWeight(IndexSearcher searcher) |
boolean |
equals(Object o)
Returns true if
o is equal to this. |
void |
extractTerms(Set<Term> terms) |
protected CustomScoreProvider |
getCustomScoreProvider(AtomicReaderContext context)
Returns a
CustomScoreProvider that calculates the custom scores
for the given IndexReader . |
int |
hashCode()
Returns a hash code value for this object.
|
boolean |
isStrict()
Checks if this is strict custom scoring.
|
String |
name()
A short name of this query, used in
toString(String) . |
Query |
rewrite(IndexReader reader) |
void |
setStrict(boolean strict)
Set the strict mode of this query.
|
String |
toString(String field) |
public CustomScoreQuery(Query subQuery)
subQuery
- the sub query whose scored is being customized. Must not be null.public CustomScoreQuery(Query subQuery, Query scoringQuery)
FunctionQuery
.subQuery
- the sub query whose score is being customized. Must not be null.scoringQuery
- a value source query whose scores are used in the custom score
computation. This parameter is optional - it can be null.public CustomScoreQuery(Query subQuery, Query... scoringQueries)
FunctionQuery
.subQuery
- the sub query whose score is being customized. Must not be null.scoringQueries
- value source queries whose scores are used in the custom score
computation. This parameter is optional - it can be null or even an empty array.public Query rewrite(IndexReader reader) throws IOException
rewrite
in class Query
IOException
public void extractTerms(Set<Term> terms)
extractTerms
in class Query
public CustomScoreQuery clone()
public boolean equals(Object o)
o
is equal to this.public int hashCode()
protected CustomScoreProvider getCustomScoreProvider(AtomicReaderContext context) throws IOException
CustomScoreProvider
that calculates the custom scores
for the given IndexReader
. The default implementation returns a default
implementation as specified in the docs of CustomScoreProvider
.IOException
public Weight createWeight(IndexSearcher searcher) throws IOException
createWeight
in class Query
IOException
public boolean isStrict()
Note: only has effect when the ValueSource part is not null.
public void setStrict(boolean strict)
strict
- The strict mode to set.isStrict()
public String name()
toString(String)
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