/**
* This will invoke the <code>ContentHandler.processingInstruction</code> callback when a
* processing instruction is encountered.
*
* @param pi <code>ProcessingInstruction</code> containing target and data.
*/
private void processingInstruction(ProcessingInstruction pi) throws JDOMException {
if (pi != null) {
String target = pi.getTarget();
String data = pi.getData();
try {
contentHandler.processingInstruction(target, data);
} catch (SAXException se) {
throw new JDOMException("Exception in processingInstruction", se);
}
}
}
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;
}
