# Package org.apache.lucene.search.regex

Regular expression Query.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  RegexCapabilities | Defines basic operations needed by `RegexQuery` for a regular expression implementation.
  RegexQueryCapable | Defines methods for regular expression supporting Querys to use.

- Class Summary
  Class | Description
  --- | ---
  JakartaRegexpCapabilities | Implementation tying Jakarta Regexp to RegexQuery.
  JavaUtilRegexCapabilities | An implementation tying Java's built-in java.util.regex to RegexQuery.
  RegexQuery | Implements the regular expression term search query.
  RegexTermEnum | Subclass of FilteredTermEnum for enumerating all terms that match the specified regular expression term using the specified regular expression implementation.
  SpanRegexQuery | A SpanQuery version of `RegexQuery` allowing regular expression queries to be nested within other SpanQuery subclasses.

## Package org.apache.lucene.search.regex Description

Regular expression Query.

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