for (String prefix : RuntimeNamespaceContext.getPrefixes().keySet()) {
// root.setAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + prefix,
for (String prefix : RuntimeNamespaceContext.getPrefixes().keySet()) {
// root.setAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + prefix,