public class RegexQuery extends MultiTermQuery implements RegexQueryCapable
RegexCapabilities
interface.
NOTE: You may wish to consider using the regex query support
in RegexpQuery
instead, as it has better performance.
RegexTermsEnum
MultiTermQuery.RewriteMethod, MultiTermQuery.TopTermsBlendedFreqScoringRewrite, MultiTermQuery.TopTermsBoostOnlyBooleanQueryRewrite, MultiTermQuery.TopTermsScoringBooleanQueryRewrite
CONSTANT_SCORE_BOOLEAN_QUERY_REWRITE, CONSTANT_SCORE_BOOLEAN_REWRITE, CONSTANT_SCORE_FILTER_REWRITE, CONSTANT_SCORE_REWRITE, field, rewriteMethod, SCORING_BOOLEAN_QUERY_REWRITE, SCORING_BOOLEAN_REWRITE
Constructor and Description |
---|
RegexQuery(Term term)
Constructs a query for terms matching
term . |
Modifier and Type | Method and Description |
---|---|
boolean |
equals(Object obj) |
RegexCapabilities |
getRegexImplementation()
Returns the implementation used by this instance.
|
Term |
getTerm() |
protected FilteredTermsEnum |
getTermsEnum(Terms terms,
AttributeSource atts)
Construct the enumeration to be used, expanding the
pattern term.
|
int |
hashCode() |
void |
setRegexImplementation(RegexCapabilities impl)
Defines which
RegexCapabilities implementation is used by this instance. |
String |
toString(String field)
Prints a query to a string, with
field assumed to be the
default field and omitted. |
getField, getRewriteMethod, getTermsEnum, rewrite, setRewriteMethod
public RegexQuery(Term term)
term
.public Term getTerm()
public void setRegexImplementation(RegexCapabilities impl)
RegexQueryCapable
RegexCapabilities
implementation is used by this instance.setRegexImplementation
in interface RegexQueryCapable
RegexQueryCapable.getRegexImplementation()
public RegexCapabilities getRegexImplementation()
RegexQueryCapable
getRegexImplementation
in interface RegexQueryCapable
RegexQueryCapable.setRegexImplementation(RegexCapabilities)
protected FilteredTermsEnum getTermsEnum(Terms terms, AttributeSource atts) throws IOException
MultiTermQuery
TermsEnum.EMPTY
if no
terms match). The TermsEnum must already be
positioned to the first matching term.
The given AttributeSource
is passed by the MultiTermQuery.RewriteMethod
to
provide attributes, the rewrite method uses to inform about e.g. maximum competitive boosts.
This is currently only used by TopTermsRewrite
getTermsEnum
in class MultiTermQuery
IOException
public String toString(String field)
Query
field
assumed to be the
default field and omitted.public int hashCode()
hashCode
in class MultiTermQuery
public boolean equals(Object obj)
equals
in class MultiTermQuery
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