/*L
 * Copyright Oracle Inc
 *
 * Distributed under the OSI-approved BSD 3-Clause License.
 * See http://ncip.github.com/cadsr-cgmdr-nci-uk/LICENSE.txt for details.
 */

/*
 *  eXist Open Source Native XML Database
 *  Copyright (C) 2001-06,  Wolfgang M. Meier (meier@ifs.tu-darmstadt.de)
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public License
 *  as published by the Free Software Foundation; either version 2
 *  of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Library General Public License for more details.
 *
 *  You should have received a copy of the GNU Library General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 * 
 *  $Id: SequenceIterator.java 2436 2006-01-07 21:47:15Z brihaye $
 */
 
package org.exist.xquery.value;

public interface SequenceIterator {

	public static final SequenceIterator EMPTY_ITERATOR = new EmptySequenceIterator();
	 
	public boolean hasNext();
	
	public Item nextItem();
}
