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package com.sun.xml.ws.security.policy;

import java.util.Iterator;

/**
 * Identifies list of elements in the SOAP Message that need to be integrity protected.
 *  <p>
 *      <B>Syntax:
 *          <pre>
 *            <xmp>
 *              <sp:SignedElements XPathVersion="xs:anyURI"? ... >
 *                      <sp:XPath>xs:string</sp:XPath>+
 *                              ...
 *              </sp:SignedElements>
 *             </xmp>
 *           </pre>
 * @author K.Venugopal@sun.com
 */
public interface SignedElements extends Target{
   
    /**
     * returns a {@link java.util.Iterator} over list target elements.
     * @return {@link java.util.Iterator} over list of XPath expressions
     */
    public Iterator<String> getTargets();
}