factory.setIgnoringElementContentWhitespace(ignoringElementContentWhitespace);
            factory.setNamespaceAware(namespaceAware);
            factory.setValidating(validating);
            factory.setXIncludeAware(includeAware);

            final DocumentBuilder builder = factory.newDocumentBuilder();

            final Document doc = builder.parse(is);

            final StringBuilder buf = new StringBuilder(1000);