| 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. |
