Package org.apache.lucene.search
Enum ScoreMode
- All Implemented Interfaces:
Serializable
,Comparable<ScoreMode>
Different modes of search.
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Enum Constant Summary
Enum ConstantDescriptionProduced scorers will allow visiting all matches and get their score.Produced scorers will allow visiting all matches but scores won't be available.ScoreMode for top field collectors that can provide their own iterators, to optionally allow to skip for non-competitive docsScoreMode for top field collectors that can provide their own iterators, to optionally allow to skip for non-competitive docs.Produced scorers will optionally allow skipping over non-competitive hits using theScorable.setMinCompetitiveScore(float)
API. -
Method Summary
Modifier and TypeMethodDescriptionboolean
Returnstrue
if for thisScoreMode
it is necessary to process all documents, orfalse
if is enough to go through top documents only.boolean
Whether thisScoreMode
needs to compute scores.static ScoreMode
Returns the enum constant of this type with the specified name.static ScoreMode[]
values()
Returns an array containing the constants of this enum type, in the order they are declared.
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Enum Constant Details
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COMPLETE
Produced scorers will allow visiting all matches and get their score. -
COMPLETE_NO_SCORES
Produced scorers will allow visiting all matches but scores won't be available. -
TOP_SCORES
Produced scorers will optionally allow skipping over non-competitive hits using theScorable.setMinCompetitiveScore(float)
API. -
TOP_DOCS
ScoreMode for top field collectors that can provide their own iterators, to optionally allow to skip for non-competitive docs -
TOP_DOCS_WITH_SCORES
ScoreMode for top field collectors that can provide their own iterators, to optionally allow to skip for non-competitive docs. This mode is used when there is a secondary sort by _score.
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Method Details
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values
Returns an array containing the constants of this enum type, in the order they are declared.- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)- Parameters:
name
- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException
- if this enum type has no constant with the specified nameNullPointerException
- if the argument is null
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needsScores
public boolean needsScores()Whether thisScoreMode
needs to compute scores. -
isExhaustive
public boolean isExhaustive()Returnstrue
if for thisScoreMode
it is necessary to process all documents, orfalse
if is enough to go through top documents only.
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