org.apache.commons.collections
Interface OrderedIterator
All Superinterfaces:
IteratorAll Known Direct Subinterfaces:
OrderedMapIterator
public interface OrderedIterator
implements Iterator
Defines an iterator that operates over a ordered collections.
This iterator allows both forward and reverse iteration through the collection.
- Commons Collections 3.0
- Stephen Colebourne
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
- if the iteration is finished