lidation during the unmarshal operations.  Although there is no formal
 method of enabling validation during the marshal operations, the 
 <code>Marshaller</code> may detect errors, which will be reported to the
 <code>ValidationEventHandler</code> registered on it.

 <p>
 <a id="defaulthandler"></a>
 <b>Using the Default EventHandler</b><br>
 <blockquote>
   If the client application does not set an event handler on their
   <code>Validator</code>, <code>Unmarshaller</code>, or <code>Marshaller</code> prio