Package org.apache.commons.collections4
Interface OrderedIterator<E>
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- Type Parameters:
 E- the type of elements returned by this iterator
- All Superinterfaces:
 java.util.Iterator<E>
- All Known Subinterfaces:
 OrderedMapIterator<K,V>,ResettableListIterator<E>
- All Known Implementing Classes:
 AbstractOrderedMapIteratorDecorator,ArrayListIterator,CursorableLinkedList.Cursor,EmptyListIterator,EmptyOrderedIterator,EmptyOrderedMapIterator,ListIteratorWrapper,LoopingListIterator,ObjectArrayListIterator,ReverseListIterator,SingletonListIterator,UnmodifiableOrderedMapIterator
public interface OrderedIterator<E> extends java.util.Iterator<E>Defines an iterator that operates over an ordered container. Subset ofListIterator.This iterator allows both forward and reverse iteration through the container.
- Since:
 - 3.0
 
 
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description booleanhasPrevious()Checks to see if there is a previous element that can be iterated to.Eprevious()Gets the previous element from the container. 
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Method Detail
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hasPrevious
boolean hasPrevious()
Checks to see if there is a previous element that can be iterated to.- Returns:
 trueif the iterator has a previous element
 
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previous
E previous()
Gets the previous element from the container.- Returns:
 - the previous element in the iteration
 - Throws:
 java.util.NoSuchElementException- if the iteration is finished
 
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