code: public Object convertToMessage()
      {
          try {
              Object reply = this.getRawData();
  
              org.w3c.dom.Node nodeBody = this.getMessageBody(reply, false);
  
              if (this.getConvertToMessage() == null)
                  return null;
              Object msg = this.getConvertToMessage().unmarshalRootElement(nodeBody, this);
  
              return msg;
          } catch(Throwable ex) {
              this.setMessageException(ex);
          }
          return null;    // Error
      }
docs: Convert this DOM Tree to the JAXB message tree.
  Don't override this method, override the unmarshalRootElement method.
  @param nodeBody The source message.
  @return The JAXB object root.