/**
* Copyright (c) 2002-2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
*/
package org.eclipse.emf.common.util;
import java.util.Iterator;
/**
* A mechanism for iterating over all the nodes of a tree;
* it provides the capability to {@link #prune prune} the iteration so that all descendants of a particular node are skipped.
*/
public interface TreeIterator<E> extends Iterator<E>
{
/**
* Prunes the iterator so that it skips over all the nodes below the most recent result of calling {@link #next() next()}.
*/
void prune();
}