void removeNamespace(Namespace namespace) {
Namespace current = getNodeNamespace();
// Do not remove in-use namespace
if (namespace.is(current)) return;
NamedNodeMap attrs = this.dom.getAttributes();
for (int i = 0; i < attrs.getLength(); i++) {
XmlNode attr = XmlNode.createImpl(attrs.item(i));
if (namespace.is(attr.getNodeNamespace())) return;
}
// TODO I must confess I am not sure I understand the spec fully. See ECMA357 13.4.4.31
String existingPrefix = getExistingPrefixFor(namespace);
if (existingPrefix != null) {
if (namespace.isUnspecifiedPrefix()) {
// we should remove any namespace with this URI from scope; we do this by declaring a
// namespace with the same
// prefix as the existing prefix and setting its URI to the default namespace
declareNamespace(existingPrefix, getDefaultNamespace().getUri());
} else {
if (existingPrefix.equals(namespace.getPrefix())) {
declareNamespace(existingPrefix, getDefaultNamespace().getUri());
}
}
} else {
// the argument namespace is not declared in this scope, so do nothing.
}
}
void addMatchingChildren(XMLList result, XmlNode.Filter filter) {
Node node = this.dom;
NodeList children = node.getChildNodes();
for (int i = 0; i < children.getLength(); i++) {
Node childnode = children.item(i);
XmlNode child = XmlNode.createImpl(childnode);
if (filter.accept(childnode)) {
result.addToList(child);
}
}
}
static XmlNode newElementWithText(
XmlProcessor processor, XmlNode reference, XmlNode.QName qname, String value) {
if (reference instanceof org.w3c.dom.Document)
throw new IllegalArgumentException("Cannot use Document node as reference");
Document document = null;
if (reference != null) {
document = reference.dom.getOwnerDocument();
} else {
document = processor.newDocument();
}
Node referenceDom = (reference != null) ? reference.dom : null;
Element e = document.createElementNS(qname.getUri(), qname.qualify(referenceDom));
if (value != null) {
e.appendChild(document.createTextNode(value));
}
return XmlNode.createImpl(e);
}