com.faunos.util.tree
Interface TraverseListener<T>

All Known Implementing Classes:

DirectoryRemover.Deleter

public interface TraverseListener<T>

A listener for depth-first traversal of a tree structure.

Author:

Babak Farhang

See Also:

AbstractTraverser.setListener(TraverseListener)

Method Summary

void	postorder(T node) Invoked by the Traverser on traversing a node in post-order.
void	preorder(T node) Invoked by the Traverser on traversing a node in pre-order.

Method Detail

preorder

void preorder(T node)

Invoked by the Traverser on traversing a node in pre-order. Every node in the tree structure is guaranteed to be represented by exactly one invocation of this method.

postorder

void postorder(T node)

Invoked by the Traverser on traversing a node in post-order. Every node in the tree structure is guaranteed to be represented by exactly one invocation of this method.