/** Invokes the request on a remote object using an outbound XML stream. */
public Object invoke(Method method, String url, Object[] args, HandlerChainInvoker handlerChain)
throws IOException, XMLStreamException, MalformedURLException, JAXBException, Throwable {
AbstractAction action = _actionMethods.get(method);
if (action != null) return action.invoke(url, args, handlerChain);
else if ("toString".equals(method.getName()))
return "SoapStub[" + (_api != null ? _api.getName() : "") + "]";
else throw new RuntimeException(L.l("not a web method: {0}", method.getName()));
}
private int invoke(
Object service, XMLStreamReader in, XMLStreamWriter out, List<Attachment> attachments)
throws IOException, XMLStreamException, Throwable {
in.nextTag();
// XXX Namespace
in.require(XMLStreamReader.START_ELEMENT, null, "Envelope");
in.nextTag();
XMLStreamReader header = null;
if ("Header".equals(in.getName().getLocalPart())) {
in.nextTag();
XMLOutputFactory outputFactory = getXMLOutputFactory();
CharArrayWriter writer = new CharArrayWriter();
StreamResult result = new StreamResult(writer);
XMLStreamWriter xmlWriter = outputFactory.createXMLStreamWriter(result);
StaxUtil.copyReaderToWriter(in, xmlWriter);
CharArrayReader reader = new CharArrayReader(writer.toCharArray());
XMLInputFactory inputFactory = getXMLInputFactory();
header = inputFactory.createXMLStreamReader(reader);
in.nextTag();
}
// XXX Namespace?
in.require(XMLStreamReader.START_ELEMENT, null, "Body");
in.nextTag();
String actionName = in.getName().getLocalPart();
// services/1318: special corner case where no method name is given
// May happen with Document BARE methods w/no arguments
if ("Body".equals(actionName) && in.getEventType() == in.END_ELEMENT) actionName = "";
out.writeStartDocument("UTF-8", "1.0");
out.writeStartElement(SOAP_ENVELOPE_PREFIX, "Envelope", SOAP_ENVELOPE);
out.writeNamespace(SOAP_ENVELOPE_PREFIX, SOAP_ENVELOPE);
// out.writeNamespace("xsi", XMLNS_XSI);
out.writeNamespace("xsd", XMLNS_XSD);
AbstractAction action = _actionNames.get(actionName);
// XXX: exceptions<->faults
int responseCode = 500;
if (action != null) responseCode = action.invoke(service, header, in, out, attachments);
else {
// skip the unknown action
while (in.getEventType() != in.END_ELEMENT || !"Body".equals(in.getName().getLocalPart()))
in.nextTag();
writeClientFault(out);
}
// XXX Namespace?
in.require(XMLStreamReader.END_ELEMENT, null, "Body");
in.nextTag();
in.require(XMLStreamReader.END_ELEMENT, null, "Envelope");
out.writeEndElement(); // Envelope
out.flush();
return responseCode;
}