org.apache.commons.collections
Interface OrderedIterator
- Iterator
- OrderedMapIterator
- AbstractLinkedList.LinkedListIterator, AbstractLinkedList.LinkedSubListIterator, AbstractLinkedMap.EntrySetIterator, AbstractLinkedMap.KeySetIterator, AbstractLinkedMap.LinkIterator, AbstractLinkedMap.LinkMapIterator, AbstractLinkedMap.ValuesIterator, AbstractOrderedMapIteratorDecorator, CursorableLinkedList.Cursor, DualTreeBidiMap.BidiOrderedMapIterator, EmptyOrderedIterator, EmptyOrderedMapIterator, UnmodifiableOrderedMapIterator
public interface OrderedIterator
extends Iterator
Defines an iterator that operates over a ordered collections.
This iterator allows both forward and reverse iteration through the collection.
$Revision: 1.4 $ $Date: 2004/02/18 01:15:42 $ boolean | hasPrevious() - Checks to see if there is a previous entry that can be iterated to.
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Object | previous() - Gets the previous element from the collection.
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hasPrevious
public boolean hasPrevious()
Checks to see if there is a previous entry that can be iterated to.
true
if the iterator has a previous element
previous
public Object previous()
Gets the previous element from the collection.
- the previous key in the iteration
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