org.apache.lucene.sandbox.queries.regex

Class RegexTermsEnum

java.lang.Object

org.apache.lucene.index.TermsEnum

org.apache.lucene.index.FilteredTermsEnum

org.apache.lucene.sandbox.queries.regex.RegexTermsEnum

All Implemented Interfaces:

BytesRefIterator

public class RegexTermsEnum
extends FilteredTermsEnum

Subclass of FilteredTermEnum for enumerating all terms that match the specified regular expression term using the specified regular expression implementation.

Term enumerations are always ordered by Term.compareTo(). Each term in the enumeration is greater than all that precede it.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.index.FilteredTermsEnum

FilteredTermsEnum.AcceptStatus

Nested classes/interfaces inherited from class org.apache.lucene.index.TermsEnum

TermsEnum.SeekStatus

Field Summary

Fields inherited from class org.apache.lucene.index.TermsEnum

EMPTY

Constructor Summary

Constructors

Constructor and Description
RegexTermsEnum(TermsEnum tenum, Term term, RegexCapabilities regexCap)

Method Summary

Methods

Modifier and Type	Method and Description
protected FilteredTermsEnum.AcceptStatus	accept(BytesRef term) Return if term is accepted, not accepted or the iteration should ended (and possibly seek).

Methods inherited from class org.apache.lucene.index.FilteredTermsEnum

attributes, docFreq, docs, docsAndPositions, getComparator, next, nextSeekTerm, ord, seekCeil, seekExact, seekExact, seekExact, setInitialSeekTerm, term, termState, totalTermFreq

Methods inherited from class org.apache.lucene.index.TermsEnum

docs, docsAndPositions

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RegexTermsEnum

public RegexTermsEnum(TermsEnum tenum,
              Term term,
              RegexCapabilities regexCap)

Method Detail

accept

protected FilteredTermsEnum.AcceptStatus accept(BytesRef term)

Description copied from class: FilteredTermsEnum

Return if term is accepted, not accepted or the iteration should ended (and possibly seek).

Specified by:

accept in class FilteredTermsEnum