private void addNamespaces(Namespaces rv, Element element) {
if (element == null) throw new RuntimeException("element must not be null");
String myDefaultNamespace = toUri(element.lookupNamespaceURI(null));
String parentDefaultNamespace = "";
if (element.getParentNode() != null) {
parentDefaultNamespace = toUri(element.getParentNode().lookupNamespaceURI(null));
}
if (!myDefaultNamespace.equals(parentDefaultNamespace)
|| !(element.getParentNode() instanceof Element)) {
rv.declare(Namespace.create("", myDefaultNamespace));
}
NamedNodeMap attributes = element.getAttributes();
for (int i = 0; i < attributes.getLength(); i++) {
Attr attr = (Attr) attributes.item(i);
if (attr.getPrefix() != null && attr.getPrefix().equals("xmlns")) {
rv.declare(Namespace.create(attr.getLocalName(), attr.getValue()));
}
}
}
