@Override
public String convert(NodeInfo source) {
switch (source.getNodeKind()) {
case Node.DOCUMENT_NODE:
return "";
case Node.TEXT_NODE:
case Node.CDATA_SECTION_NODE:
return "text()";
case Node.COMMENT_NODE:
return "comment()";
case Node.PROCESSING_INSTRUCTION_NODE:
return "processing-instruction('" + source.getDisplayName() + "')";
case Node.ELEMENT_NODE:
String prefix = nsContext.getPrefix(source.getURI());
String name = source.getLocalPart();
return StringUtil.isEmpty(prefix) ? name : prefix + ':' + name;
case Node.ATTRIBUTE_NODE:
if (Namespaces.URI_XMLNS.equals(source.getURI()))
return "namespace::" + source.getLocalPart();
prefix = nsContext.getPrefix(source.getURI());
name = source.getLocalPart();
return '@' + (StringUtil.isEmpty(prefix) ? name : prefix + ':' + name);
case NodeType.NAMESPACE:
return "namespace::" + source.getLocalPart();
default:
return null;
}
}
@Override
@SuppressWarnings({"unchecked"})
public List<?> translate(Object result, NamespaceContext nsContext) {
List nodeList = (List) result;
int i = 0;
for (Object item : nodeList) {
if (item instanceof List) nodeList.set(i, translate(item, nsContext));
else {
NodeInfo node = (NodeInfo) item;
int type = node.getNodeKind();
String value = "";
if (type != NodeType.DOCUMENT && type != NodeType.ELEMENT) value = node.getStringValue();
String localName = node.getLocalPart();
String namespaceURI = node.getURI();
String qualifiedName = node.getDisplayName();
String location = SaxonNavigator.INSTANCE.getXPath(node, nsContext);
NodeItem nodeItem =
new NodeItem(type, location, value, localName, namespaceURI, qualifiedName);
nodeItem.xml = node;
nodeList.set(i, nodeItem);
}
i++;
}
return nodeList;
}
/** Get named attribute (DOM NamedNodeMap method) */
public Node getNamedItemNS(String uri, String localName) {
if (uri == null) {
uri = "";
}
if (NamespaceConstant.XMLNS.equals(uri)) {
return getNamedItem("xmlns:" + localName);
}
if (uri.equals("") && localName.equals("xmlns")) {
return getNamedItem("xmlns");
}
AxisIterator atts = parent.iterateAxis(Axis.ATTRIBUTE);
while (true) {
NodeInfo att = (NodeInfo) atts.next();
if (att == null) {
return null;
}
if (uri.equals(att.getURI()) && localName.equals(att.getLocalPart())) {
return NodeOverNodeInfo.wrap(att);
}
}
}
private boolean shallowEquals(NodeInfo n1, Node n2) {
if (n1 == n2) return true;
if (n1 == null || n2 == null) return false;
int type1 = n1.getNodeKind();
if (type1 == Node.CDATA_SECTION_NODE) type1 = Node.TEXT_NODE;
else if (type1 == NodeType.NAMESPACE) type1 = Node.ATTRIBUTE_NODE;
int type2 = n2.getNodeType();
if (type2 == Node.CDATA_SECTION_NODE) type2 = Node.TEXT_NODE;
if (type1 != type2) return false;
switch (type1) {
case Node.PROCESSING_INSTRUCTION_NODE:
ProcessingInstruction pi2 = (ProcessingInstruction) n2;
String target1 = n1.getDisplayName();
String target2 = pi2.getTarget();
if (!target1.equals(target2)) return false;
String data1 = n1.getStringValue();
String data2 = pi2.getData();
if (!data1.equals(data2)) return false;
break;
case Node.COMMENT_NODE:
Comment comment2 = (Comment) n2;
data1 = n1.getStringValue();
data2 = comment2.getData();
if (!data1.equals(data2)) return false;
break;
case Node.ELEMENT_NODE:
Element element2 = (Element) n2;
String namespaceURI1 = n1.getURI();
if (namespaceURI1 == null) namespaceURI1 = "";
String namespaceURI2 = element2.getNamespaceURI();
if (namespaceURI2 == null) namespaceURI2 = "";
if (!namespaceURI1.equals(namespaceURI2)) return false;
String localName1 = n1.getLocalPart();
String localName2 = element2.getLocalName();
if (!localName1.equals(localName2)) return false;
NodeInfoSequence attrs1 = new NodeInfoSequence(n1, Axis.ATTRIBUTE);
NamedNodeMap attrs2 = element2.getAttributes();
BitSet bitSet = new BitSet();
NodeInfo attr1;
while ((attr1 = attrs1.findNext()) != null) {
if (isNamespaceDeclaration(attr1)) continue;
namespaceURI1 = attr1.getURI();
if (namespaceURI1 == null) namespaceURI1 = "";
localName1 = attr1.getLocalPart();
String value1 = attr1.getStringValue();
int found = -1;
for (int i = 0; i < attrs2.getLength(); i++) {
Attr attr2 = (Attr) attrs2.item(i);
namespaceURI2 = attr2.getNamespaceURI();
if (namespaceURI2 == null) namespaceURI2 = "";
localName2 = attr2.getLocalName();
if (namespaceURI1.equals(namespaceURI2) && localName1.equals(localName2)) {
String value2 = attr2.getNodeValue();
if (!value1.equals(value2)) return false;
found = i;
break;
}
}
if (found == -1) return false;
else bitSet.set(found);
}
for (int i = 0; i < attrs2.getLength(); i++) {
if (!bitSet.get(i)) {
Attr attr2 = (Attr) attrs2.item(i);
if (!DOMUtil.isNamespaceDeclaration(attr2)) return false;
}
}
break;
case Node.ATTRIBUTE_NODE:
Attr attr2 = (Attr) n2;
namespaceURI1 = isNamespaceDeclaration(n1) ? Namespaces.URI_XMLNS : n1.getURI();
if (namespaceURI1 == null) namespaceURI1 = "";
namespaceURI2 = attr2.getNamespaceURI();
if (namespaceURI2 == null) namespaceURI2 = "";
if (!namespaceURI1.equals(namespaceURI2)) return false;
localName1 = n1.getLocalPart();
localName2 = attr2.getLocalName();
if (!localName1.equals(localName2)) return false;
String value1 = n1.getStringValue();
String value2 = attr2.getNodeValue();
if (!value1.equals(value2)) return false;
break;
case Node.TEXT_NODE:
value1 = n1.getStringValue();
value2 = n2.getNodeValue();
if (!value1.equals(value2)) return false;
}
return true;
}
public static boolean isNamespaceDeclaration(NodeInfo attr) {
return Namespaces.URI_XMLNS.equals(attr.getURI())
|| attr instanceof NamespaceIterator.NamespaceNodeImpl;
}