org.apache.commons.collections.iterators
Class UnmodifiableListIterator<E>

java.lang.Object
  org.apache.commons.collections.iterators.UnmodifiableListIterator<E>

All Implemented Interfaces:

Iterator<E>, ListIterator<E>, Unmodifiable

public final class UnmodifiableListIterator<E>
extends Object
implements ListIterator<E>, Unmodifiable

Decorates a list iterator such that it cannot be modified.

Since:

Commons Collections 3.0

Version:

$Revision: 1.1.1.1 $ $Date: 2005/05/23 04:35:03 $

Author:

Matt Hall, John Watkinson, Stephen Colebourne

Method Summary

void	add(E obj)
static <E> ListIterator<E>	decorate(ListIterator<E> iterator) Decorates the specified iterator such that it cannot be modified.
boolean	hasNext()
boolean	hasPrevious()
E	next()
int	nextIndex()
E	previous()
int	previousIndex()
void	remove()
void	set(E obj)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

decorate

public static <E> ListIterator<E> decorate(ListIterator<E> iterator)

Decorates the specified iterator such that it cannot be modified.

Parameters:

iterator - the iterator to decorate

Throws:

IllegalArgumentException - if the iterator is null

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<E>

Specified by:

hasNext in interface ListIterator<E>

next

public E next()

Specified by:

next in interface Iterator<E>

Specified by:

next in interface ListIterator<E>

nextIndex

public int nextIndex()

Specified by:

nextIndex in interface ListIterator<E>

hasPrevious

public boolean hasPrevious()

Specified by:

hasPrevious in interface ListIterator<E>

previous

public E previous()

Specified by:

previous in interface ListIterator<E>

previousIndex

public int previousIndex()

Specified by:

previousIndex in interface ListIterator<E>

remove

public void remove()

Specified by:

remove in interface Iterator<E>

Specified by:

remove in interface ListIterator<E>

set

public void set(E obj)

Specified by:

set in interface ListIterator<E>

add

public void add(E obj)

Specified by:

add in interface ListIterator<E>