take one parameter
        assignable to <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink"><code>Object</code></a>.</li>
 </ul>

 <p><b>Example 1: </b>Annotation on a factory method
 <pre>
     // Example: code fragment
     &#64;XmlRegistry
     class ObjectFactory {
         &#64;XmlElementDecl(name="foo")
         JAXBElement&lt;String&gt; createFoo(String s) { ... }
     }
 </pre>
 <p