public void readActionInputArguments(
Element actionRequestElement, ActionInvocation actionInvocation) throws ActionException {
actionInvocation.setInput(
readArgumentValues(
actionRequestElement.getChildNodes(),
actionInvocation.getAction().getInputArguments()));
}
protected void writeFaultElement(
Document d, Element bodyElement, ActionInvocation actionInvocation) {
Element faultElement = d.createElementNS(Constants.SOAP_NS_ENVELOPE, "s:Fault");
bodyElement.appendChild(faultElement);
// This stuff is really completely arbitrary nonsense... let's hope they fired the guy who
// decided this
XMLUtil.appendNewElement(d, faultElement, "faultcode", "s:Client");
XMLUtil.appendNewElement(d, faultElement, "faultstring", "UPnPError");
Element detailElement = d.createElement("detail");
faultElement.appendChild(detailElement);
Element upnpErrorElement = d.createElementNS(Constants.NS_UPNP_CONTROL_10, "UPnPError");
detailElement.appendChild(upnpErrorElement);
int errorCode = actionInvocation.getFailure().getErrorCode();
String errorDescription = actionInvocation.getFailure().getMessage();
log.fine("Writing fault element: " + errorCode + " - " + errorDescription);
XMLUtil.appendNewElement(d, upnpErrorElement, "errorCode", Integer.toString(errorCode));
XMLUtil.appendNewElement(d, upnpErrorElement, "errorDescription", errorDescription);
}
public void success(ActionInvocation invocation) {
log.fine("Successful browse action, reading output argument values");
BrowseResult result =
new BrowseResult(
invocation.getOutput("Result").getValue().toString(),
(UnsignedIntegerFourBytes) invocation.getOutput("NumberReturned").getValue(),
(UnsignedIntegerFourBytes) invocation.getOutput("TotalMatches").getValue(),
(UnsignedIntegerFourBytes) invocation.getOutput("UpdateID").getValue());
boolean proceed = receivedRaw(invocation, result);
if (proceed && result.getCountLong() > 0 && result.getResult().length() > 0) {
try {
DIDLParser didlParser = new DIDLParser();
DIDLContent didl = didlParser.parse(result.getResult());
received(invocation, didl);
updateStatus(Status.OK);
} catch (Exception ex) {
invocation.setFailure(
new ActionException(
ErrorCode.ACTION_FAILED, "Can't parse DIDL XML response: " + ex, ex));
failure(invocation, null);
}
} else {
received(invocation, new DIDLContent());
updateStatus(Status.NO_CONTENT);
}
}
protected void readActionOutputArguments(
Element actionResponseElement, ActionInvocation actionInvocation) throws ActionException {
actionInvocation.setOutput(
readArgumentValues(
actionResponseElement.getChildNodes(),
actionInvocation.getAction().getOutputArguments()));
}
protected void writeActionOutputArguments(
Document d, Element actionResponseElement, ActionInvocation actionInvocation) {
for (ActionArgument argument : actionInvocation.getAction().getOutputArguments()) {
log.fine("Writing action output argument: " + argument.getName());
String value =
actionInvocation.getOutput(argument) != null
? actionInvocation.getOutput(argument).toString()
: "";
XMLUtil.appendNewElement(d, actionResponseElement, argument.getName(), value);
}
}
protected Element writeActionResponseElement(
Document d,
Element bodyElement,
ActionResponseMessage message,
ActionInvocation actionInvocation) {
log.fine("Writing action response element: " + actionInvocation.getAction().getName());
Element actionResponseElement =
d.createElementNS(
message.getActionNamespace(),
"u:" + actionInvocation.getAction().getName() + "Response");
bodyElement.appendChild(actionResponseElement);
return actionResponseElement;
}
public void writeBody(ActionResponseMessage responseMessage, ActionInvocation actionInvocation)
throws UnsupportedDataException {
log.fine("Writing body of " + responseMessage + " for: " + actionInvocation);
try {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
Document d = factory.newDocumentBuilder().newDocument();
Element body = writeBodyElement(d);
if (actionInvocation.getFailure() != null) {
writeBodyFailure(d, body, responseMessage, actionInvocation);
} else {
writeBodyResponse(d, body, responseMessage, actionInvocation);
}
if (log.isLoggable(Level.FINER)) {
log.finer(
"===================================== SOAP BODY BEGIN ============================================");
log.finer(responseMessage.getBodyString());
log.finer(
"-===================================== SOAP BODY END ============================================");
}
} catch (Exception ex) {
throw new UnsupportedDataException("Can't transform message payload: " + ex, ex);
}
}
protected Element readActionRequestElement(
Element bodyElement, ActionRequestMessage message, ActionInvocation actionInvocation) {
NodeList bodyChildren = bodyElement.getChildNodes();
log.fine(
"Looking for action request element matching namespace:" + message.getActionNamespace());
for (int i = 0; i < bodyChildren.getLength(); i++) {
Node bodyChild = bodyChildren.item(i);
if (bodyChild.getNodeType() != Node.ELEMENT_NODE) continue;
String unprefixedName = getUnprefixedNodeName(bodyChild);
if (unprefixedName.equals(actionInvocation.getAction().getName())) {
if (bodyChild.getNamespaceURI() == null
|| !bodyChild.getNamespaceURI().equals(message.getActionNamespace()))
throw new UnsupportedDataException(
"Illegal or missing namespace on action request element: " + bodyChild);
log.fine("Reading action request element: " + unprefixedName);
return (Element) bodyChild;
}
}
throw new UnsupportedDataException(
"Could not read action request element matching namespace: "
+ message.getActionNamespace());
}
// Convenience functions for sending various upnp service requests
public static ActionInvocation send(
final Device dev, String instanceID, String service, String action, String... args) {
Service svc = dev.findService(ServiceId.valueOf("urn:upnp-org:serviceId:" + service));
final String uuid = getUUID(dev);
if (svc != null) {
Action x = svc.getAction(action);
String name = getFriendlyName(dev);
boolean log = !action.equals("GetPositionInfo");
if (x != null) {
ActionInvocation a = new ActionInvocation(x);
a.setInput("InstanceID", instanceID);
for (int i = 0; i < args.length; i += 2) {
a.setInput(args[i], args[i + 1]);
}
if (log) {
LOGGER.debug("Sending upnp {}.{} {} to {}[{}]", service, action, args, name, instanceID);
}
new ActionCallback(a, upnpService.getControlPoint()) {
@Override
public void success(ActionInvocation invocation) {
rendererMap.mark(uuid, ACTIVE, true);
}
@Override
public void failure(
ActionInvocation invocation, UpnpResponse operation, String defaultMsg) {
LOGGER.debug("Action failed: {}", defaultMsg);
rendererMap.mark(uuid, ACTIVE, false);
}
}.run();
if (log) {
for (ActionArgumentValue arg : a.getOutput()) {
LOGGER.debug(
"Received from {}[{}]: {}={}",
name,
instanceID,
arg.getArgument().getName(),
arg.toString());
}
}
return a;
}
}
return null;
}
@Test(dataProvider = "devices")
public void invokeActions(LocalDevice device) {
LocalService svc = device.getServices()[0];
ActionInvocation setColor = new ActionInvocation(svc.getAction("SetColor"));
setColor.setInput("In", MyServiceWithEnum.Color.Blue);
svc.getExecutor(setColor.getAction()).execute(setColor);
assertEquals(setColor.getFailure(), null);
assertEquals(setColor.getOutput().length, 0);
ActionInvocation getColor = new ActionInvocation(svc.getAction("GetColor"));
svc.getExecutor(getColor.getAction()).execute(getColor);
assertEquals(getColor.getFailure(), null);
assertEquals(getColor.getOutput().length, 1);
assertEquals(getColor.getOutput()[0].toString(), MyServiceWithEnum.Color.Blue.name());
}
protected Element readActionResponseElement(
Element bodyElement, ActionInvocation actionInvocation) {
NodeList bodyChildren = bodyElement.getChildNodes();
for (int i = 0; i < bodyChildren.getLength(); i++) {
Node bodyChild = bodyChildren.item(i);
if (bodyChild.getNodeType() != Node.ELEMENT_NODE) continue;
if (getUnprefixedNodeName(bodyChild)
.equals(actionInvocation.getAction().getName() + "Response")) {
log.fine("Reading action response element: " + getUnprefixedNodeName(bodyChild));
return (Element) bodyChild;
}
}
log.fine("Could not read action response element");
return null;
}
public void readBody(ActionResponseMessage responseMsg, ActionInvocation actionInvocation)
throws UnsupportedDataException {
log.fine("Reading body of " + responseMsg + " for: " + actionInvocation);
if (log.isLoggable(Level.FINER)) {
log.finer(
"===================================== SOAP BODY BEGIN ============================================");
log.finer(responseMsg.getBodyString());
log.finer(
"-===================================== SOAP BODY END ============================================");
}
String body = getMessageBody(responseMsg);
try {
DocumentBuilderFactory factory = createDocumentBuilderFactory();
factory.setNamespaceAware(true);
DocumentBuilder documentBuilder = factory.newDocumentBuilder();
documentBuilder.setErrorHandler(this);
Document d = documentBuilder.parse(new InputSource(new StringReader(body)));
Element bodyElement = readBodyElement(d);
ActionException failure = readBodyFailure(d, bodyElement);
if (failure == null) {
readBodyResponse(d, bodyElement, responseMsg, actionInvocation);
} else {
actionInvocation.setFailure(failure);
}
} catch (Exception ex) {
throw new UnsupportedDataException("Can't transform message payload: " + ex, ex, body);
}
}
@Override
public String convert(final ActionInvocation<RemoteService> invocation) {
return (String) invocation.getOutput("NewExternalIPAddress").getValue();
}