org.joda.util
Interface TreeIterator

All Superinterfaces:

java.util.Iterator

All Known Implementing Classes:

ArrayTreeNode.DepthFirstTreeIterator

public interface TreeIterator

extends java.util.Iterator

TreeIterator adds to an iterator by allowing access to the parent of each node during the iteration.

Author:

Stephen Colebourne

Method Summary

TreeNode	getParent() Get the parent of the last returned node
TreeNode	nextNode() Get the next node, typecast to a TreeNode

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Method Detail

nextNode

public TreeNode nextNode()

Get the next node, typecast to a TreeNode

Returns:

as per next() but typecast

getParent

public TreeNode getParent()

Get the parent of the last returned node

Returns:

the object that is the parent of the last retrned node