// for performance, ignore flushes
                }
            };
            XmlNodePrinter nodePrinter = new XmlNodePrinter(indentPrinter);
            nodePrinter.setPreserveWhitespace(true);
            nodePrinter.print(node);
            printWriter.flush();
        }

        private void printDomNode(org.w3c.dom.Node node, Writer destination) {