Example #1
0
  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();
  }
Example #2
0
  public void runFindCheaperBook() throws Exception {
    OWLKnowledgeBase kb = OWLFactory.createKB();
    // we need a reasoner for example to work
    kb.setReasoner("Pellet");
    // we need to check preconditions so that local variables will be assigned values
    exec.setPreconditionCheck(true);

    // read the service description
    service = kb.readService("http://www.mindswap.org/2004/owl-s/1.1/FindCheaperBook.owl");
    process = service.getProcess();

    // initialize the input values to be empty
    values = new ValueMap();

    // use an arbitrary book name
    values.setDataValue(process.getInput("BookName"), "City of Glass");
    values = exec.execute(process, values);

    // get the output values
    OWLIndividual price = values.getIndividualValue(process.getOutput("BookPrice"));
    String bookstore = values.getStringValue(process.getOutput("Bookstore"));

    // display the results
    System.out.println("Executed service " + service);
    System.out.println("Bookstore = " + bookstore);
    System.out.println("Price = ");
    System.out.println(Utils.formatRDF(price.toRDF()));
    System.out.println();
  }
Example #3
0
  public void run() throws Exception {
    // register a converter for Owner class
    OWLObjectConverterRegistry.instance()
        .registerConverter(OwnerEntity.class, new OwnerConverter());
    // Override the default Profile converter to return ExtendedProfile descriptions
    OWLObjectConverterRegistry.instance()
        .registerConverter(Profile.class, new ExtendedProfileConverter());

    // Create a KB
    final OWLKnowledgeBase kb = OWLFactory.createKB();
    // use a reasoner that will understand class and property inheritance
    kb.setReasoner("Pellet");

    // Load an example service description
    final Service s = kb.readService(ExampleURIs.DICTIONARY_OWLS12);
    // Cast the profile to an ExtendedProfile (since default converter is overridden)
    final ExtendedProfile profile = s.getProfile().castTo(ExtendedProfile.class);
    // Get the owner info
    final OwnerEntity owner = profile.getOwner();

    // Print the results
    System.out.println("Service name: " + profile.getServiceName());
    System.out.println();

    System.out.println("Display service parameters using generic functions");
    System.out.println("--------------------------------------------------");
    final OWLIndividualList<ServiceParameter> params = profile.getServiceParameters();
    for (ServiceParameter param : params) {
      System.out.println("Service Parameter: ");
      System.out.println("  Name  : " + param.getName());
      System.out.println("  Value : " + param.getParameter());
    }
    System.out.println();

    System.out.println("Display service parameters using custom functions");
    System.out.println("-------------------------------------------------");
    System.out.println("Owner: ");
    System.out.println("  Name : " + owner.getLabel(null));
    System.out.println("  ID   : " + owner.getEntityID());
  }
Example #4
0
  public void runFrenchDictionary() throws Exception {
    OWLKnowledgeBase kb = OWLFactory.createKB();
    // we need a reasoner that can evaluate the precondition of the translator
    kb.setReasoner("Pellet");

    service = kb.readService("http://www.mindswap.org/2004/owl-s/1.1/FrenchDictionary.owl");
    process = service.getProcess();

    // initialize the input values to be empty
    values = new ValueMap();

    inValue = "mere";
    values.setDataValue(process.getInput("InputString"), inValue);
    values = exec.execute(process, values);

    // get the output using local name
    outValue = values.getValue(process.getOutputs().getParameter("OutputString")).toString();

    // display the results
    System.out.println("Executed service " + service);
    System.out.println("Input  = " + inValue);
    System.out.println("Output = " + outValue);
    System.out.println();
  }