org.apache.commons.collections
public interface OrderedIterator extends Iterator
This iterator allows both forward and reverse iteration through the collection.
Since: Commons Collections 3.0
Version: $Revision: 1.4 $ $Date: 2004/02/18 01:15:42 $
Method Summary | |
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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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Returns: true
if the iterator has a previous element
Returns: the previous key in the iteration
Throws: java.util.NoSuchElementException if the iteration is finished