Interface BasicListIterator<E>

All Superinterfaces:

java.util.Iterator<E>

public interface BasicListIterator<E>
extends java.util.Iterator<E>

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasPrevious() Returns true if the iterator has a previous element.
E	previous() Returns the previous element and moves the iterator backward one position with O(1) performance.

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Method Detail

hasPrevious

boolean hasPrevious()

Returns true if the iterator has a previous element. This method does not change the state of the iterator. Calling this method on a new BasicListIterator before any calls to next() will always return false.

Returns:

true if the iterator has a previous element, otherwise false.

previous

E previous()

Returns the previous element and moves the iterator backward one position with O(1) performance.

Returns:

The previous element.

Throws:

java.util.NoSuchElementException - if there is no previous element.