Module org.elasticsearch.server
Package org.elasticsearch.search.vectors
Class DiversifyingParentBlockQuery
java.lang.Object
org.apache.lucene.search.Query
org.elasticsearch.search.vectors.DiversifyingParentBlockQuery
public class DiversifyingParentBlockQuery
extends org.apache.lucene.search.Query
A Lucene query that selects the highest-scoring child document for each parent block.
Children are scored using the innerQuery, and for each parent (as defined by the
parentFilter), the single best-scoring child is returned.
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Constructor Summary
ConstructorsConstructorDescriptionDiversifyingParentBlockQuery(org.apache.lucene.search.join.BitSetProducer parentFilter, org.apache.lucene.search.Query innerQuery) -
Method Summary
Modifier and TypeMethodDescriptionorg.apache.lucene.search.WeightcreateWeight(org.apache.lucene.search.IndexSearcher searcher, org.apache.lucene.search.ScoreMode scoreMode, float boost) booleaninthashCode()org.apache.lucene.search.Queryrewrite(org.apache.lucene.search.IndexSearcher indexSearcher) voidvisit(org.apache.lucene.search.QueryVisitor visitor) Methods inherited from class org.apache.lucene.search.Query
classHash, sameClassAs, toString
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Constructor Details
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DiversifyingParentBlockQuery
public DiversifyingParentBlockQuery(org.apache.lucene.search.join.BitSetProducer parentFilter, org.apache.lucene.search.Query innerQuery)
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Method Details
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rewrite
public org.apache.lucene.search.Query rewrite(org.apache.lucene.search.IndexSearcher indexSearcher) throws IOException - Overrides:
rewritein classorg.apache.lucene.search.Query- Throws:
IOException
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createWeight
public org.apache.lucene.search.Weight createWeight(org.apache.lucene.search.IndexSearcher searcher, org.apache.lucene.search.ScoreMode scoreMode, float boost) throws IOException - Overrides:
createWeightin classorg.apache.lucene.search.Query- Throws:
IOException
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toString
- Specified by:
toStringin classorg.apache.lucene.search.Query
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visit
public void visit(org.apache.lucene.search.QueryVisitor visitor) - Specified by:
visitin classorg.apache.lucene.search.Query
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equals
- Specified by:
equalsin classorg.apache.lucene.search.Query
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hashCode
public int hashCode()- Specified by:
hashCodein classorg.apache.lucene.search.Query
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