org.apache.lucene.search.regex

Class RegexQuery

java.lang.Object

org.apache.lucene.search.Query

org.apache.lucene.search.MultiTermQuery

org.apache.lucene.search.regex.RegexQuery

All Implemented Interfaces:

Serializable, Cloneable, RegexQueryCapable

public class RegexQuery
extends MultiTermQuery
implements RegexQueryCapable

Implements the regular expression term search query. The expressions supported depend on the regular expression implementation used by way of the RegexCapabilities interface.

See Also:

RegexTermEnum, Serialized Form

Constructor Summary

Constructors

Constructor and Description
RegexQuery(Term term) Constructs a query for terms matching term.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object o)
protected FilteredTermEnum	getEnum(IndexReader reader)
RegexCapabilities	getRegexImplementation()
int	hashCode()
void	setRegexImplementation(RegexCapabilities impl) Defines which RegexCapabilities implementation is used by this instance.

Methods inherited from class org.apache.lucene.search.MultiTermQuery

getTerm, rewrite, toString

Methods inherited from class org.apache.lucene.search.Query

clone, combine, createWeight, extractTerms, getBoost, getSimilarity, mergeBooleanQueries, setBoost, toString, weight

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

RegexQuery

public RegexQuery(Term term)

Constructs a query for terms matching term.

Method Detail

setRegexImplementation

public void setRegexImplementation(RegexCapabilities impl)

Defines which RegexCapabilities implementation is used by this instance.

Specified by:

setRegexImplementation in interface RegexQueryCapable

Parameters:

impl -

getRegexImplementation

public RegexCapabilities getRegexImplementation()

Specified by:

getRegexImplementation in interface RegexQueryCapable

Returns:

The implementation used by this instance.

getEnum

protected FilteredTermEnum getEnum(IndexReader reader)
                            throws IOException

Specified by:

getEnum in class MultiTermQuery

Throws:

IOException

equals

public boolean equals(Object o)

Overrides:

equals in class MultiTermQuery

hashCode

public int hashCode()

Overrides:

hashCode in class MultiTermQuery