code: @XmlElementDecl(namespace = "http://belframework.org/schema/1.0/xbel", name = "listValue")
      public
              JAXBElement<String> createListValue(String value) {
          return new JAXBElement<String>(_ListValue_QNAME, String.class, null,
                  value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link String }{@code >}}