public Object unmarshal0(XMLStreamReader reader, JaxBeanInfo expectedType) throws JAXBException {
if (reader == null) {
throw new IllegalArgumentException(Messages.format(Messages.NULL_READER));
}
int eventType = reader.getEventType();
if (eventType != XMLStreamConstants.START_ELEMENT
&& eventType != XMLStreamConstants.START_DOCUMENT) {
// TODO: convert eventType into event name
throw new IllegalStateException(Messages.format(Messages.ILLEGAL_READER_STATE, eventType));
}
XmlVisitor h = createUnmarshallerHandler(null, false, expectedType);
StAXConnector connector = StAXStreamConnector.create(reader, h);
try {
connector.bridge();
} catch (XMLStreamException e) {
throw handleStreamException(e);
}
Object retVal = h.getContext().getResult();
h.getContext().clearResult();
return retVal;
}
private Object unmarshal0(XMLEventReader reader, JaxBeanInfo expectedType) throws JAXBException {
if (reader == null) {
throw new IllegalArgumentException(Messages.format(Messages.NULL_READER));
}
try {
XMLEvent event = reader.peek();
if (!event.isStartElement() && !event.isStartDocument()) {
// TODO: convert event into event name
throw new IllegalStateException(
Messages.format(Messages.ILLEGAL_READER_STATE, event.getEventType()));
}
// Quick hack until SJSXP fixes 6270116
boolean isZephyr = reader.getClass().getName().equals("com.sun.xml.stream.XMLReaderImpl");
XmlVisitor h = createUnmarshallerHandler(null, false, expectedType);
if (!isZephyr) {
h = new InterningXmlVisitor(h);
}
new StAXEventConnector(reader, h).bridge();
return h.getContext().getResult();
} catch (XMLStreamException e) {
throw handleStreamException(e);
}
}
protected final void unexpectedLeaveChild() throws SAXException {
// I believe this is really a bug of the compiler,
// since when an object spawns a child object, it must be "prepared"
// to receive this event.
dump();
throw new JAXBAssertionError(Messages.format(Messages.UNEXPECTED_LEAVE_CHILD));
}
public void startElement(String uri, String local, String qname, Attributes atts)
throws SAXException {
// work gracefully with misconfigured parsers that don't support namespaces
if (uri == null) uri = "";
if (local == null || local.length() == 0) local = qname;
if (qname == null || qname.length() == 0) qname = local;
if (result == null) {
// this is the root element.
// create a root object and start unmarshalling
UnmarshallingEventHandler unmarshaller = grammarInfo.createUnmarshaller(uri, local, this);
if (unmarshaller == null) {
// the registry doesn't know about this element.
//
// the no.1 cause of this problem is that your application is configuring
// an XML parser by your self and you forgot to call
// the SAXParserFactory.setNamespaceAware(true). When this happens, you see
// the namespace URI is reported as empty whereas you expect something else.
throw new SAXParseException(
Messages.format(
Messages.UNEXPECTED_ROOT_ELEMENT2, uri, local, computeExpectedRootElements()),
getLocator());
}
result = unmarshaller.owner();
pushContentHandler(unmarshaller, 0);
}
processText(true);
getCurrentHandler().enterElement(uri, local, qname, atts);
}
protected final void unexpectedEnterElement(
String uri, String local, String qname, Attributes atts) throws SAXException {
// notify the error
reportError(Messages.format(Messages.UNEXPECTED_ENTER_ELEMENT, uri, local), true);
// then recover by ignoring the whole element.
context.pushContentHandler(new Discarder(context), state);
context.getCurrentHandler().enterElement(uri, local, qname, atts);
}
protected final void unexpectedText(String str) throws SAXException {
// make str printable
str = str.replace('\r', ' ').replace('\n', ' ').replace('\t', ' ').trim();
reportError(Messages.format(Messages.UNEXPECTED_TEXT, str), true);
}
protected final void unexpectedLeaveAttribute(String uri, String local, String qname)
throws SAXException {
reportError(Messages.format(Messages.UNEXPECTED_LEAVE_ATTRIBUTE, uri, local), false);
}
protected final void unexpectedLeaveElement(String uri, String local, String qname)
throws SAXException {
reportError(Messages.format(Messages.UNEXPECTED_LEAVE_ELEMENT, uri, local), false);
}
/** Called when a RuntimeException is thrown during unmarshalling a text. */
protected void handleUnexpectedTextException(String text, RuntimeException e)
throws SAXException {
// report this as an error
reportError(Messages.format(Messages.UNEXPECTED_TEXT, text), e, true);
}