Class FunctionRangeQuery.FunctionRangeWeight
- java.lang.Object
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- org.apache.lucene.search.Weight
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- org.apache.lucene.queries.function.FunctionRangeQuery.FunctionRangeWeight
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- All Implemented Interfaces:
SegmentCacheable
- Enclosing class:
- FunctionRangeQuery
private class FunctionRangeQuery.FunctionRangeWeight extends Weight
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.lucene.search.Weight
Weight.DefaultBulkScorer
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Field Summary
Fields Modifier and Type Field Description private java.util.Map
vsContext
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Fields inherited from class org.apache.lucene.search.Weight
parentQuery
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Constructor Summary
Constructors Constructor Description FunctionRangeWeight(IndexSearcher searcher)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Explanation
explain(LeafReaderContext context, int doc)
An explanation of the score computation for the named document.void
extractTerms(java.util.Set<Term> terms)
Expert: adds all terms occurring in this query to the terms set.boolean
isCacheable(LeafReaderContext ctx)
ValueSourceScorer
scorer(LeafReaderContext context)
Returns aScorer
which can iterate in order over all matching documents and assign them a score.-
Methods inherited from class org.apache.lucene.search.Weight
bulkScorer, getQuery, matches, scorerSupplier
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Constructor Detail
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FunctionRangeWeight
public FunctionRangeWeight(IndexSearcher searcher) throws java.io.IOException
- Throws:
java.io.IOException
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Method Detail
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extractTerms
public void extractTerms(java.util.Set<Term> terms)
Description copied from class:Weight
Expert: adds all terms occurring in this query to the terms set. If theWeight
was created withneedsScores == true
then this method will only extract terms which are used for scoring, otherwise it will extract all terms which are used for matching.- Specified by:
extractTerms
in classWeight
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explain
public Explanation explain(LeafReaderContext context, int doc) throws java.io.IOException
Description copied from class:Weight
An explanation of the score computation for the named document.- Specified by:
explain
in classWeight
- Parameters:
context
- the readers context to create theExplanation
for.doc
- the document's id relative to the given context's reader- Returns:
- an Explanation for the score
- Throws:
java.io.IOException
- if anIOException
occurs
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scorer
public ValueSourceScorer scorer(LeafReaderContext context) throws java.io.IOException
Description copied from class:Weight
Returns aScorer
which can iterate in order over all matching documents and assign them a score.NOTE: null can be returned if no documents will be scored by this query.
NOTE: The returned
Scorer
does not haveLeafReader.getLiveDocs()
applied, they need to be checked on top.- Specified by:
scorer
in classWeight
- Parameters:
context
- theLeafReaderContext
for which to return theScorer
.- Returns:
- a
Scorer
which scores documents in/out-of order. - Throws:
java.io.IOException
- if there is a low-level I/O error
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isCacheable
public boolean isCacheable(LeafReaderContext ctx)
- Returns:
true
if the object can be cached against a given leaf
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