Provides the visitor combinator framework as well as a few basic and defined visitor combinators.

Framework

The framework of JJTraveler consists of the interfaces Visitable and Visitor, and the abstract class VoidVisitor.

Library

The library of JJTraveler consists of (concrete) implementations of the Visitor interface. A few simple ones can be found in the jjtraveler package. More advanced ones can be found in some of jjtraveler's subpackages.