/** 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()));
}
public void writeSchema(XMLStreamWriter out) throws XMLStreamException, JAXBException {
out.writeStartElement("xsd", "schema", W3C_XML_SCHEMA_NS_URI);
out.writeAttribute("version", "1.0");
out.writeAttribute("targetNamespace", _namespace);
out.writeNamespace(TARGET_NAMESPACE_PREFIX, _namespace);
_context.generateSchemaWithoutHeader(out);
for (AbstractAction action : _actionNames.values())
action.writeSchema(out, _namespace, _context);
out.writeEndElement(); // schema
out.flush();
}
/**
* To be accurate, all of the actions must have been added before this method is run for the first
* time.
*/
public void generateWSDL() throws IOException, XMLStreamException, JAXBException {
if (_wsdlGenerated) return;
// We write to DOM so that we can pretty print it. Since this only
// happens once, it's not too much of a burden.
DOMResult result = new DOMResult();
XMLOutputFactory factory = getXMLOutputFactory();
XMLStreamWriter out = factory.createXMLStreamWriter(result);
out.writeStartDocument("UTF-8", "1.0");
// <definitions>
out.setDefaultNamespace(WSDL_NAMESPACE);
out.writeStartElement(WSDL_NAMESPACE, "definitions");
out.writeAttribute("targetNamespace", _namespace);
out.writeAttribute("name", _serviceName);
out.writeNamespace(TARGET_NAMESPACE_PREFIX, _namespace);
out.writeNamespace("soap", _soapNamespaceURI);
// <types>
out.writeStartElement(WSDL_NAMESPACE, "types");
if (_separateSchema) {
out.writeStartElement(W3C_XML_SCHEMA_NS_URI, "schema");
out.writeEmptyElement(W3C_XML_SCHEMA_NS_URI, "import");
out.writeAttribute("namespace", _namespace);
out.writeAttribute("schemaLocation", _serviceName + "_schema1.xsd");
out.writeEndElement(); // schema
} else writeSchema(out);
out.writeEndElement(); // types
// <messages>
for (AbstractAction action : _actionNames.values())
action.writeWSDLMessages(out, _soapNamespaceURI);
// <portType>
out.writeStartElement(WSDL_NAMESPACE, "portType");
out.writeAttribute("name", _portType);
for (AbstractAction action : _actionNames.values())
action.writeWSDLOperation(out, _soapNamespaceURI);
out.writeEndElement(); // portType
// <binding>
out.writeStartElement(WSDL_NAMESPACE, "binding");
out.writeAttribute("name", _portName + "Binding");
out.writeAttribute("type", TARGET_NAMESPACE_PREFIX + ':' + _portType);
out.writeEmptyElement(_soapNamespaceURI, "binding");
out.writeAttribute("transport", _soapTransport);
out.writeAttribute("style", _soapStyle);
for (AbstractAction action : _actionNames.values())
action.writeWSDLBindingOperation(out, _soapNamespaceURI);
out.writeEndElement(); // binding
// <service>
out.writeStartElement(WSDL_NAMESPACE, "service");
out.writeAttribute("name", _serviceName);
out.writeStartElement(WSDL_NAMESPACE, "port");
out.writeAttribute("name", _portName);
out.writeAttribute("binding", TARGET_NAMESPACE_PREFIX + ':' + _portName + "Binding");
out.writeEmptyElement(_soapNamespaceURI, "address");
out.writeAttribute("location", _wsdlLocation);
out.writeEndElement(); // port
out.writeEndElement(); // service
out.writeEndElement(); // definitions
_wsdlBuffer = new CharArrayWriter();
XmlPrinter printer = new XmlPrinter(_wsdlBuffer);
printer.setPrintDeclaration(true);
printer.setStandalone("true");
printer.printPrettyXml(result.getNode());
_wsdlGenerated = true;
}
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;
}
public void addAction(Method method, AbstractAction action) {
if (log.isLoggable(Level.FINER)) log.finer("Adding " + action + " to " + this);
_actionNames.put(action.getInputName(), action);
_actionMethods.put(method, action);
}