Examples with Property org.apache.jena.rdf.model.Property used on opensource projects

Example 36 with Property

use of org.apache.jena.rdf.model.Property in project jena by apache.

the class QueryRewriteIndex method toModel.

/**
 * COnverts the index to a model of asserted spatial relation statements.
 *
 * @return Model containing all true assertions.
 */
public Model toModel() {
    Model model = ModelFactory.createDefaultModel();
    for (Entry<String, Boolean> entry : index.entrySet()) {
        Boolean value = entry.getValue();
        if (value) {
            String[] parts = entry.getKey().split(KEY_SEPARATOR);
            Resource subject = ResourceFactory.createResource(parts[0]);
            Property property = ResourceFactory.createProperty(parts[1]);
            Resource object = ResourceFactory.createResource(parts[2]);
            model.add(subject, property, object);
        }
    }
    return model;
}

Example 37 with Property

use of org.apache.jena.rdf.model.Property in project jena by apache.

the class SecurityExample method main.

/**
 * @param args
 */
public static void main(String[] args) {
    String[] names = { "alice", "bob", "chuck", "darla" };
    RDFNode msgType = ResourceFactory.createResource("http://example.com/msg");
    Property pTo = ResourceFactory.createProperty("http://example.com/to");
    Property pFrom = ResourceFactory.createProperty("http://example.com/from");
    Property pSubj = ResourceFactory.createProperty("http://example.com/subj");
    Model model = ModelFactory.createDefaultModel();
    URL url = SecurityExample.class.getClassLoader().getResource("org/apache/jena/security/example/example.ttl");
    model.read(url.toExternalForm());
    ResIterator ri = model.listSubjectsWithProperty(RDF.type, msgType);
    System.out.println("All the messages");
    while (ri.hasNext()) {
        Resource msg = ri.next();
        Statement to = msg.getProperty(pTo);
        Statement from = msg.getProperty(pFrom);
        Statement subj = msg.getProperty(pSubj);
        System.out.println(String.format("%s to: %s  from: %s  subj: %s", msg, to.getObject(), from.getObject(), subj.getObject()));
    }
    System.out.println();
    ExampleEvaluator evaluator = new ExampleEvaluator(model);
    model = Factory.getInstance(evaluator, "http://example.com/SecuredModel", model);
    for (String userName : names) {
        evaluator.setPrincipal(userName);
        System.out.println("Messages " + userName + " can manipulate");
        ri = model.listSubjectsWithProperty(RDF.type, msgType);
        while (ri.hasNext()) {
            Resource msg = ri.next();
            Statement to = msg.getProperty(pTo);
            Statement from = msg.getProperty(pFrom);
            Statement subj = msg.getProperty(pSubj);
            System.out.println(String.format("%s to: %s  from: %s  subj: %s", msg, to.getObject(), from.getObject(), subj.getObject()));
        }
        ri.close();
        for (String name : names) {
            System.out.println(String.format("%s messages to %s", model.listSubjectsWithProperty(pTo, name).toList().size(), name));
        }
        System.out.println();
    }
}

Example 38 with Property

use of org.apache.jena.rdf.model.Property in project jena by apache.

the class SecuredModelTest method __testGetProperty_exists.

private void __testGetProperty_exists(Supplier<Property> supplier) {
    try {
        Property prop = supplier.get();
        assertEquals(p.getURI(), prop.getURI());
        if (!securityEvaluator.evaluate(Action.Read)) {
            Assert.fail("Should have thrown ReadDeniedException Exception");
        }
    } catch (final ReadDeniedException e) {
        if (securityEvaluator.evaluate(Action.Read)) {
            Assert.fail(String.format("Should not have thrown ReadDeniedException Exception: %s - %s", e, e.getTriple()));
        }
    }
}

Example 39 with Property

use of org.apache.jena.rdf.model.Property in project jena by apache.

the class TestDatasetTDB method load2.

private static void load2(Model model) {
    Resource r2 = model.createResource(base1 + "r2");
    Property p1 = model.createProperty(baseNS + "p1");
    model.add(r2, p1, "x1");
    model.add(r2, p1, "x2");
}

Example 40 with Property

use of org.apache.jena.rdf.model.Property in project wikidata-query-rdf by wikimedia.

the class BigdataStatementToJenaStatementMapper method apply.

@Override
public Statement apply(final BigdataStatement blzgStmt) {
    final Resource s = convertToJenaResource(blzgStmt.getSubject());
    final Property p = convertToJenaProperty(blzgStmt.getPredicate());
    final RDFNode o = convertToJenaRDFNode(blzgStmt.getObject());
    return ResourceFactory.createStatement(s, p, o);
}