/**
* This will invoke the <code>endPrefixMapping</code> callback in the <code>ContentHandler</code>
* when a namespace is goes out of scope in the <code>Document</code>.
*
* @param namespace Namespace leaving scope.
*/
private void startPrefixMapping(Namespace namespace) throws JDOMException {
try {
contentHandler.startPrefixMapping(namespace.getPrefix(), namespace.getURI());
} catch (SAXException se) {
throw new JDOMException("Exception in startPrefixMapping", se);
}
}
/**
* Appends a namespace declaration in the form of a xmlns attribute to an attribute list,
* crerating this latter if needed.
*
* @param atts <code>AttributeImpl</code> where to add the attribute.
* @param ns <code>Namespace</code> the namespace to declare.
* @return <code>AttributeImpl</code> the updated attribute list.
*/
private AttributesImpl addNsAttribute(AttributesImpl atts, Namespace ns) {
if (this.declareNamespaces) {
if (atts == null) {
atts = new AttributesImpl();
}
String prefix = ns.getPrefix();
if (prefix.equals("")) {
atts.addAttribute(
"", // namespace
"", // local name
"xmlns", // qualified name
"CDATA", // type
ns.getURI()); // value
} else {
atts.addAttribute(
"", // namespace
"", // local name
"xmlns:" + ns.getPrefix(), // qualified name
"CDATA", // type
ns.getURI()); // value
}
}
return atts;
}
/**
* This will add the prefix mapping to the JDOM <code>Document</code> object.
*
* @param prefix <code>String</code> namespace prefix.
* @param uri <code>String</code> namespace URI.
*/
public void startPrefixMapping(String prefix, String uri) throws SAXException {
if (suppress) return;
Namespace ns = Namespace.getNamespace(prefix, uri);
declaredNamespaces.add(ns);
}
/**
* This will invoke the <code>ContentHandler.startPrefixMapping</code> callback when a new
* namespace is encountered in the <code>Document</code>.
*
* @param element <code>Element</code> used in callbacks.
* @param namespaces <code>List</code> stack of Namespaces in scope.
* @return <code>Attributes</code> declaring the namespaces local to <code>element</code> or
* <code>null</code>.
*/
private Attributes startPrefixMapping(Element element, NamespaceStack namespaces)
throws JDOMException {
AttributesImpl nsAtts = null; // The namespaces as xmlns attributes
Namespace ns = element.getNamespace();
if (ns != Namespace.XML_NAMESPACE) {
String prefix = ns.getPrefix();
String uri = namespaces.getURI(prefix);
if (!ns.getURI().equals(uri)) {
namespaces.push(ns);
nsAtts = this.addNsAttribute(nsAtts, ns);
try {
contentHandler.startPrefixMapping(prefix, ns.getURI());
} catch (SAXException se) {
throw new JDOMException("Exception in startPrefixMapping", se);
}
}
}
// Fire additional namespace declarations
List additionalNamespaces = element.getAdditionalNamespaces();
if (additionalNamespaces != null) {
Iterator itr = additionalNamespaces.iterator();
while (itr.hasNext()) {
ns = (Namespace) itr.next();
String prefix = ns.getPrefix();
String uri = namespaces.getURI(prefix);
if (!ns.getURI().equals(uri)) {
namespaces.push(ns);
nsAtts = this.addNsAttribute(nsAtts, ns);
try {
contentHandler.startPrefixMapping(prefix, ns.getURI());
} catch (SAXException se) {
throw new JDOMException("Exception in startPrefixMapping", se);
}
}
}
}
return nsAtts;
}
/**
* This reports the occurrence of an actual element. It will include the element's attributes,
* with the exception of XML vocabulary specific attributes, such as <code>
* xmlns:[namespace prefix]</code> and <code>xsi:schemaLocation</code>.
*
* @param namespaceURI <code>String</code> namespace URI this element is associated with, or an
* empty <code>String</code>
* @param localName <code>String</code> name of element (with no namespace prefix, if one is
* present)
* @param qName <code>String</code> XML 1.0 version of element name: [namespace
* prefix]:[localName]
* @param atts <code>Attributes</code> list for this element
* @throws SAXException when things go wrong
*/
public void startElement(String namespaceURI, String localName, String qName, Attributes atts)
throws SAXException {
if (suppress) return;
Element element = null;
if ((namespaceURI != null) && (!namespaceURI.equals(""))) {
String prefix = "";
// Determine any prefix on the Element
if (!qName.equals(localName)) {
int split = qName.indexOf(":");
prefix = qName.substring(0, split);
}
Namespace elementNamespace = Namespace.getNamespace(prefix, namespaceURI);
element = factory.element(localName, elementNamespace);
} else {
element = factory.element(localName);
}
// Take leftover declared namespaces and add them to this element's
// map of namespaces
if (declaredNamespaces.size() > 0) {
transferNamespaces(element);
}
// Handle attributes
for (int i = 0, len = atts.getLength(); i < len; i++) {
Attribute attribute = null;
String attLocalName = atts.getLocalName(i);
String attQName = atts.getQName(i);
int attType = getAttributeType(atts.getType(i));
// Bypass any xmlns attributes which might appear, as we got
// them already in startPrefixMapping().
// This is sometimes necessary when SAXHandler is used with
// another source than SAXBuilder, as with JDOMResult.
if (attQName.startsWith("xmlns:") || attQName.equals("xmlns")) {
continue;
}
// First clause per http://markmail.org/message/2p245ggcjst27xe6
// patch from Mattias Jiderhamn
if ("".equals(attLocalName) && attQName.indexOf(":") == -1) {
attribute = factory.attribute(attQName, atts.getValue(i), attType);
} else if (!attQName.equals(attLocalName)) {
String attPrefix = attQName.substring(0, attQName.indexOf(":"));
Namespace attNs = Namespace.getNamespace(attPrefix, atts.getURI(i));
attribute = factory.attribute(attLocalName, atts.getValue(i), attType, attNs);
} else {
attribute = factory.attribute(attLocalName, atts.getValue(i), attType);
}
factory.setAttribute(element, attribute);
}
flushCharacters();
if (atRoot) {
document.setRootElement(element); // XXX should we use a factory call?
atRoot = false;
} else {
factory.addContent(getCurrentElement(), element);
}
currentElement = element;
}
