int unknownHandlersSize = unknownHandlers.getLength();
for (int k = 0; k < unknownHandlersSize; k++) {
Element unknownHandler = (Element) unknownHandlers.item(k);
Location location = LocationUtils.getLocation(unknownHandler);
unknownHandlerStack.add(new UnknownHandlerConfig(unknownHandler.getAttribute("name"), location));
}
if (!unknownHandlerStack.isEmpty())
configuration.setUnknownHandlerStack(unknownHandlerStack);
}