he contained message payload; returns <code>null</code> if no
          payload is present in this message</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="WebServiceException.html" title="class in javax.xml.ws">WebServiceException</a></code> - If an error occurs when using a supplied
     JAXBContext to unmarshall the payload. The cause of
     the WebServiceException is the original JAXBException.</dd>
</dl>
</li>
</ul>
<a id="setPayload(java.lang.Object,javax.xml.bind.JAXBContext