OrderedMapIterator (Apache Commons Collections 3.2.2 API)

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Summary:
Nested |
Field |
Constr |
Method

Detail:
Field |
Constr |
Method

All Superinterfaces:

Iterator, MapIterator, OrderedIterator

All Known Implementing Classes:

AbstractLinkedMap.LinkMapIterator, AbstractOrderedMapIteratorDecorator, DualTreeBidiMap.BidiOrderedMapIterator, EmptyOrderedMapIterator, UnmodifiableOrderedMapIterator
```
public interface OrderedMapIterator
extends MapIterator, OrderedIterator
```
Defines an iterator that operates over an ordered Map.
This iterator allows both forward and reverse iteration through the map.

Since:

Commons Collections 3.0

Version:

$Revision: 972404 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $

Author:

Stephen Colebourne

Method Summary

Methods
Modifier and Type	Method and Description
`boolean`	`hasPrevious()` Checks to see if there is a previous entry that can be iterated to.
`Object`	`previous()` Gets the previous key from the `Map`.

Methods inherited from interface org.apache.commons.collections.MapIterator
getKey, getValue, hasNext, next, remove, setValue

- Method Detail
  - hasPrevious
```
boolean hasPrevious()
```
    Checks to see if there is a previous entry that can be iterated to.
    
    Specified by:
    
    hasPrevious in interface OrderedIterator
    
    Returns:
    true if the iterator has a previous element
  - previous
```
Object previous()
```
    Gets the previous key from the Map.
    
    Specified by:
    
    previous in interface OrderedIterator
    
    Returns:
    the previous key in the iteration
    
    Throws:
    
    NoSuchElementException - if the iteration is finished

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