public void runTranslator() throws Exception {
// language ontology
String langOnt = "http://www.daml.org/2003/09/factbook/languages#";
OWLKnowledgeBase kb = OWLFactory.createKB();
// we at least need RDFS reasoning to evaluate preconditions (to understand
// that process:Parameter is subclass of swrl:Variable)
kb.setReasoner("RDFS");
service = kb.readService("http://www.mindswap.org/2004/owl-s/1.1/BabelFishTranslator.owl");
process = service.getProcess();
// get the references for these values
OWLIndividual English = kb.getIndividual(URI.create(langOnt + "English"));
OWLIndividual French = kb.getIndividual(URI.create(langOnt + "French"));
// initialize the input values to be empty
values = new ValueMap();
values.setDataValue(process.getInput("InputString"), "Hello world!");
values.setValue(process.getInput("InputLanguage"), English);
values.setValue(process.getInput("OutputLanguage"), French);
values = exec.execute(process, values);
// get the output using local name
outValue = values.getValue(process.getOutput()).toString();
// display the results
System.out.println("Executed service '" + service + "'");
System.out.println(
"Grounding WSDL: " + ((AtomicProcess) process).getGrounding().getDescriptionURL());
System.out.println("Output = " + outValue);
System.out.println();
}
public void runBookPrice() throws Exception {
String currencyOnt = "http://www.daml.ecs.soton.ac.uk/ont/currency.owl#";
OWLKnowledgeBase kb = OWLFactory.createKB();
// read the service description
service = kb.readService("http://www.mindswap.org/2004/owl-s/1.1/BookPrice.owl");
process = service.getProcess();
// initialize the input values to be empty
values = new ValueMap();
// use an arbitrary book name
inValue = "City of Glass";
// get the parameter using the local name
values.setDataValue(process.getInput("BookName"), inValue);
values.setValue(
process.getInput("Currency"), kb.getIndividual(URI.create(currencyOnt + "EUR")));
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("Book Name = " + inValue);
System.out.println("Price = ");
System.out.println(Utils.formatRDF(out.toRDF()));
System.out.println();
}
public OWLIndividual convertJenaToOWLIndividual(JenaIndividual ind) {
URI uri = GetURLContents.getURI(ind.getURI());
try {
kb.read(uri);
} catch (Exception e) {
e.printStackTrace();
}
return kb.getIndividual(uri);
}
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();
}
public OWLIndividual getOWLIndividual(String uri) {
URI uriObject = GetURLContents.getURI(uri);
return kb.getIndividual(uriObject);
}