edu.tum.cs.commons.collections
Class UnmodifiableIterator<E>

java.lang.Object
  edu.tum.cs.commons.collections.UnmodifiableIterator<E>

All Implemented Interfaces:

Iterator<E>

Direct Known Subclasses:

UnmodifiableListIterator

public class UnmodifiableIterator<E>
extends Object
implements Iterator<E>

This is a wrapper for a Iterator prohibiting all calls which would modify its owning container. All prohibited methods throw an UnsupportedOperationException.

Version:

$Revision: 26283 $

Author:

Benjamin Hummel, $Author: juergens $

Rating:

GREEN Hash: 73D7E245FAE2147047C3C3D4B19E6C48

Constructor Summary

UnmodifiableIterator(Iterator<E> i)
Creates a new unmodifiable iterator from another iterator.

Method Summary

boolean	hasNext()
E	next()
void	remove() Operation is not supported.

Methods inherited from class java.lang.Object

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

Constructor Detail

UnmodifiableIterator

public UnmodifiableIterator(Iterator<E> i)

Creates a new unmodifiable iterator from another iterator. All modifications to the underlying iterator will directly be visible in this wrapper.

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<E>

next

public E next()

Specified by:

next in interface Iterator<E>

remove

public void remove()

Operation is not supported.

Specified by:

remove in interface Iterator<E>

Throws:

UnsupportedOperationException