public class SingleElementListIterator<E>
extends java.lang.Object
implements java.util.ListIterator<E>
SingleElementListIterator holds a single element and returns it with the first
call to next(), at which point it will return false to any subsequent call
to hasNext(). Likewise, it will return false to a call to hasPrevious()
until a call to next(), at which point a call to previous() will return the
single element.| Constructor and Description |
|---|
SingleElementListIterator(E element)
Creates a new
SingleElementListIterator that returns only the specified element. |
| Modifier and Type | Method and Description |
|---|---|
void |
add(E item) |
boolean |
hasNext() |
boolean |
hasPrevious() |
java.util.ListIterator<E> |
iterator() |
E |
next() |
int |
nextIndex() |
E |
previous() |
int |
previousIndex() |
void |
remove() |
void |
set(E item) |
java.lang.String |
toString() |
public SingleElementListIterator(E element)
SingleElementListIterator that returns only the specified element.element - The only element of this Iteratorpublic boolean hasNext()
public boolean hasPrevious()
hasPrevious in interface java.util.ListIterator<E>public java.util.ListIterator<E> iterator()
public E next()
public int nextIndex()
nextIndex in interface java.util.ListIterator<E>public int previousIndex()
previousIndex in interface java.util.ListIterator<E>public void remove()
public java.lang.String toString()
toString in class java.lang.ObjectObject.toString()