Module org.apache.lucene.queries
Class FunctionQuery.AllScorer
java.lang.Object
org.apache.lucene.search.Scorable
org.apache.lucene.search.Scorer
org.apache.lucene.queries.function.FunctionQuery.AllScorer
- Enclosing class:
FunctionQuery
Scores all documents, applying the function to each document
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Nested Class Summary
Nested classes/interfaces inherited from class org.apache.lucene.search.Scorable
Scorable.ChildScorable
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Field Summary
FieldsModifier and TypeFieldDescription(package private) final float
(package private) final DocIdSetIterator
(package private) final int
(package private) final IndexReader
(package private) final FunctionValues
(package private) final FunctionQuery.FunctionWeight
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Constructor Summary
ConstructorsConstructorDescriptionAllScorer
(LeafReaderContext context, FunctionQuery.FunctionWeight w, float boost) -
Method Summary
Modifier and TypeMethodDescriptionint
docID()
Returns the doc ID that is currently being scored.explain
(int doc) float
getMaxScore
(int upTo) Return the maximum score that documents between the lasttarget
that this iterator wasshallow-advanced
to included andupTo
included.iterator()
Return aDocIdSetIterator
over matching documents.float
score()
Returns the score of the current document matching the query.Methods inherited from class org.apache.lucene.search.Scorer
advanceShallow, getWeight, twoPhaseIterator
Methods inherited from class org.apache.lucene.search.Scorable
getChildren, setMinCompetitiveScore, smoothingScore
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Field Details
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reader
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weight
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maxDoc
final int maxDoc -
boost
final float boost -
iterator
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vals
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Constructor Details
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AllScorer
public AllScorer(LeafReaderContext context, FunctionQuery.FunctionWeight w, float boost) throws IOException - Throws:
IOException
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Method Details
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iterator
Description copied from class:Scorer
Return aDocIdSetIterator
over matching documents.The returned iterator will either be positioned on
-1
if no documents have been scored yet,DocIdSetIterator.NO_MORE_DOCS
if all documents have been scored already, or the last document id that has been scored otherwise.The returned iterator is a view: calling this method several times will return iterators that have the same state.
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docID
public int docID()Description copied from class:Scorable
Returns the doc ID that is currently being scored. -
score
Description copied from class:Scorable
Returns the score of the current document matching the query.- Specified by:
score
in classScorable
- Throws:
IOException
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getMaxScore
Description copied from class:Scorer
Return the maximum score that documents between the lasttarget
that this iterator wasshallow-advanced
to included andupTo
included.- Specified by:
getMaxScore
in classScorer
- Throws:
IOException
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explain
- Throws:
IOException
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