* @see org.apache.ws.security.trust.message.token.AbstractToken#deserializeChildElement(org.w3c.dom.Element)
*/
protected void deserializeChildElement(Element elem)
throws WSTrustException {
//There cannot be any children in this token
throw new WSTrustException(WSTrustException.INVALID_REQUEST,
WSTrustException.DESC_CHILD_IN_VALUE_ELEM,
new Object[] {
this.getToken().getNamespaceURI(),this.getToken().getLocalPart(),
elem.getNamespaceURI(),elem.getLocalName()});