declaredType methods</a>.
 These methods are useful for unmarshalling XML data where
 the root element corresponds to a local element declaration in the schema.
 </blockquote>
 
 <blockquote>
 An unmarshal method never returns null. If the unmarshal process is unable to unmarshal
 the root of XML content to a Jakarta XML Binding mapped object, a fatal error is reported that
 terminates processing by throwing JAXBException.
 </blockquote>

 <p>
 <a id="unmarshalGlobal"></a>
 <b>Unmarshal a root element that 