public OWLObjectProperty getObjectProperty(String uri) {
URI propertyURI = GetURLContents.getURI(uri);
try {
kb.read(propertyURI);
} catch (Exception e) {
e.printStackTrace();
}
return kb.getObjectProperty(propertyURI);
}
public void runCurrencyConverter() throws Exception {
String currencyOnt = "http://www.daml.ecs.soton.ac.uk/ont/currency.owl#";
String conceptsOnt = "http://www.mindswap.org/2004/owl-s/concepts.owl#";
OWLKnowledgeBase kb = OWLFactory.createKB();
// read the service description
service = kb.readService("http://www.mindswap.org/2004/owl-s/1.1/CurrencyConverter.owl");
process = service.getProcess();
// initialize the input values to be empty
values = new ValueMap();
OWLIndividual EUR = kb.getIndividual(URI.create(currencyOnt + "EUR"));
values.setValue(process.getInput("OutputCurrency"), EUR);
OWLIndividual USD = kb.getIndividual(URI.create(currencyOnt + "USD"));
OWLClass Price = kb.getClass(URI.create(conceptsOnt + "Price"));
OWLObjectProperty currency = kb.getObjectProperty(URI.create(conceptsOnt + "currency"));
OWLDataProperty amount = kb.getDataProperty(URI.create(conceptsOnt + "amount"));
OWLIndividual inputPrice = kb.createInstance(Price);
inputPrice.addProperty(currency, USD);
inputPrice.addProperty(amount, "100");
// get the parameter using the local name
values.setValue(process.getInput("InputPrice"), inputPrice);
values = exec.execute(process, values);
// get the output param using the index
OWLIndividual out = values.getIndividualValue(process.getOutput());
// display the results
System.out.println("Executed service " + service);
System.out.println(
"Grounding WSDL: " + ((AtomicProcess) process).getGrounding().getDescriptionURL());
System.out.println("Input = ");
System.out.println(Utils.formatRDF(inputPrice.toRDF()));
System.out.println("Output = ");
System.out.println(Utils.formatRDF(out.toRDF()));
System.out.println();
}
