docs: public static String toXml(Object root, Class clazz, String encoding) {
  		try {
  			StringWriter writer = new StringWriter();
  			createMarshaller(clazz, encoding).marshal(root, writer);
  			return writer.toString();
  		} catch (JAXBException e) {
  			throw ExceptionUtil.unchecked(e);
  		}
  	}