# Package org.apache.tools.ant.util.regexp

- Interface Summary
  Interface | Description
  --- | ---
  Regexp | Interface which represents a regular expression, and the operations that can be performed on it.
  RegexpMatcher | Interface describing a regular expression matcher.

- Class Summary
  Class | Description
  --- | ---
  JakartaOroMatcher | Implementation of RegexpMatcher for Jakarta-ORO.
  JakartaOroRegexp | Regular expression implementation using the Jakarta Oro package
  JakartaRegexpMatcher | Implementation of RegexpMatcher for Jakarta-Regexp.
  JakartaRegexpRegexp | Regular expression implementation using the Jakarta Regexp package
  Jdk14RegexpMatcher | Implementation of RegexpMatcher for the built-in regexp matcher of JDK 1.4.
  Jdk14RegexpRegexp | Regular expression implementation using the JDK 1.4 regular expression package
  RegexpFactory | Regular expression factory, which will create Regexp objects.
  RegexpMatcherFactory | Simple Factory Class that produces an implementation of RegexpMatcher based on the system property `ant.regexp.regexpimpl` and the classes available.
  RegexpUtil | Regular expression utilities class which handles flag operations.