/*
* Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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/*
* $Id: NodeSetData.java,v 1.5 2005/05/10 15:47:42 mullan Exp $
*/
package javax.xml.crypto;
import java.util.Iterator;
/**
* An abstract representation of a <code>Data</code> type containing a
* node-set. The type (class) and ordering of the nodes contained in the set
* are not defined by this class; instead that behavior should be
* defined by <code>NodeSetData</code> subclasses.
*
* @author Sean Mullan
* @author JSR 105 Expert Group
* @since 1.6
*/
public interface NodeSetData extends Data {
/**
* Returns a read-only iterator over the nodes contained in this
* <code>NodeSetData</code> in
* <a href="http://www.w3.org/TR/1999/REC-xpath-19991116#dt-document-order">
* document order</a>. Attempts to modify the returned iterator
* via the <code>remove</code> method throw
* <code>UnsupportedOperationException</code>.
*
* @return an <code>Iterator</code> over the nodes in this
* <code>NodeSetData</code> in document order
*/
Iterator iterator();
}