code: @XmlElementDecl(namespace = "urn:oasis:names:tc:xacml:2.0:policy:schema:os", name = "XPathVersion")
      public JAXBElement<String> createXPathVersion(String value) {
          return new JAXBElement<String>(_XPathVersion_QNAME, String.class, null, value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link String }{@code >}}