org.apache.commons.collections.iterators

Class UnmodifiableIterator

public final class UnmodifiableIterator extends Object implements Iterator, Unmodifiable

Decorates an iterator such that it cannot be modified.

Since: Commons Collections 3.0

Version: $Revision: 1.5 $ $Date: 2004/02/18 00:59:50 $

Author: Stephen Colebourne

Method Summary
static Iterator	decorate(Iterator iterator) Decorates the specified iterator such that it cannot be modified.
boolean	hasNext()
Object	next()
void	remove()

Method Detail

public static Iterator decorate(Iterator iterator)

Decorates the specified iterator such that it cannot be modified.

If the iterator is already unmodifiable it is returned directly.

Parameters: iterator the iterator to decorate

Throws: IllegalArgumentException if the iterator is null

public boolean hasNext()

public Object next()

public void remove()