diva.util
Class ReverseIterator

java.lang.Object
  diva.util.IteratorAdapter
      diva.util.ReverseIterator

All Implemented Interfaces:

java.util.Iterator

public class ReverseIterator
extends IteratorAdapter

A reverse-order iterator over a List.

Version:

$Id: ReverseIterator.java 47877 2008-01-24 00:35:12Z cxh $

Author:

John Reekie

Field Summary

private int	_cursor
private java.util.List	_list

Constructor Summary

ReverseIterator(java.util.List list)
Construct a reverse iterator on the given list.

Method Summary

boolean	hasNext() Test if there are more elements.
java.lang.Object	next() Return the next element.

Methods inherited from class diva.util.IteratorAdapter

remove

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_list

private java.util.List _list

_cursor

private int _cursor

Constructor Detail

ReverseIterator

public ReverseIterator(java.util.List list)

Construct a reverse iterator on the given list.

Parameters:

list - The list with which to construct the iterator.

Method Detail

hasNext

public boolean hasNext()

Test if there are more elements.

Specified by:

hasNext in interface java.util.Iterator

Overrides:

hasNext in class IteratorAdapter

Returns:

true if there more elements.

next

public java.lang.Object next()
                      throws java.util.NoSuchElementException

Return the next element.

Specified by:

next in interface java.util.Iterator

Overrides:

next in class IteratorAdapter

Returns:

the next element.

Throws:

java.util.NoSuchElementException - If the element does not exist.