Package org.apache.lucene.sandbox.search
Class CombinedFieldQuery.CombinedFieldWeight
java.lang.Object
org.apache.lucene.search.Weight
org.apache.lucene.sandbox.search.CombinedFieldQuery.CombinedFieldWeight
- All Implemented Interfaces:
SegmentCacheable
- Enclosing class:
- CombinedFieldQuery
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Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.search.Weight
Weight.DefaultBulkScorer
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate final IndexSearcher
private final Similarity.SimScorer
private final TermStates[]
Fields inherited from class org.apache.lucene.search.Weight
parentQuery
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Constructor Summary
ConstructorsConstructorDescriptionCombinedFieldWeight
(Query query, IndexSearcher searcher, ScoreMode scoreMode, float boost) -
Method Summary
Modifier and TypeMethodDescriptionexplain
(LeafReaderContext context, int doc) An explanation of the score computation for the named document.boolean
matches
(LeafReaderContext context, int doc) ReturnsMatches
for a specific document, ornull
if the document does not match the parent queryprivate CollectionStatistics
mergeCollectionStatistics
(IndexSearcher searcher) 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, count, getQuery, scorerSupplier
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Field Details
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searcher
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termStates
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simWeight
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Constructor Details
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CombinedFieldWeight
CombinedFieldWeight(Query query, IndexSearcher searcher, ScoreMode scoreMode, float boost) throws IOException - Throws:
IOException
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Method Details
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mergeCollectionStatistics
- Throws:
IOException
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matches
Description copied from class:Weight
ReturnsMatches
for a specific document, ornull
if the document does not match the parent queryA query match that contains no position information (for example, a Point or DocValues query) will return
MatchesUtils.MATCH_WITH_NO_TERMS
- Overrides:
matches
in classWeight
- Parameters:
context
- the reader's context to create theMatches
fordoc
- the document's id relative to the given context's reader- Throws:
IOException
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explain
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:
IOException
- if anIOException
occurs
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scorer
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:
IOException
- if there is a low-level I/O error
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isCacheable
- Returns:
true
if the object can be cached against a given leaf
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