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

Example 71 with Property

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

the class UpdateBuilderExampleTests method example6.

/**
 * Example 6:
 *
 * @see <a href=
 * "https://www.w3.org/TR/sparql11-update/#example_6">sparql11-update
 * example_6</a>
 */
@Test
public void example6() {
    Resource book1 = ResourceFactory.createResource("http://example/book1");
    Resource book2 = ResourceFactory.createResource("http://example/book2");
    Resource book3 = ResourceFactory.createResource("http://example/book3");
    Literal d1977 = ResourceFactory.createTypedLiteral("1977-01-01T00:00:00-02:00", XSDDatatype.XSDdateTime);
    Literal d1970 = ResourceFactory.createTypedLiteral("1970-01-01T00:00:00-02:00", XSDDatatype.XSDdateTime);
    Literal d1948 = ResourceFactory.createTypedLiteral("1948-01-01T00:00:00-02:00", XSDDatatype.XSDdateTime);
    Property price = ResourceFactory.createProperty(NS_prefix + "price");
    Literal priceV = ResourceFactory.createPlainLiteral("42");
    m.setNsPrefix("dc", DC_11.NS);
    m.setNsPrefix("ns", NS_prefix);
    m.add(book1, DC_11.title, "Principles of Compiler Design");
    m.add(book1, DC_11.date, d1977);
    m.add(book2, price, priceV);
    m.add(book2, DC_11.title, "David Copperfield");
    m.add(book2, DC_11.creator, "Edmund Wells");
    m.add(book2, DC_11.date, d1948);
    m.add(book3, DC_11.title, "SPARQL 1.1 Tutorial");
    UpdateBuilder builder = new UpdateBuilder().addPrefix("dc", DC_11.NS).addPrefix("xsd", "http://www.w3.org/2001/XMLSchema#").addDelete("?book", "?p", "?v").addWhere("?book", "dc:date", "?date");
    ExprFactory exprFact = builder.getExprFactory();
    builder.addFilter(exprFact.gt(exprFact.asExpr("?date"), d1970)).addWhere("?book", "?p", "?v");
    UpdateRequest req = builder.buildRequest();
    UpdateAction.execute(req, m);
    assertTrue(m.contains(book2, price, priceV));
    assertTrue(m.contains(book2, DC_11.title, "David Copperfield"));
    assertTrue(m.contains(book2, DC_11.creator, "Edmund Wells"));
    assertTrue(m.contains(book2, DC_11.date, d1948));
    assertTrue(m.contains(book3, DC_11.title, "SPARQL 1.1 Tutorial"));
    assertEquals(5, triples.size());
}

Example 72 with Property

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

the class TestJsonIterator method testIterator.

@Test
public void testIterator() {
    Model model = ModelFactory.createDefaultModel();
    {
        Resource r = model.createResource(AnonId.create("first"));
        Property p = model.getProperty("");
        RDFNode node = ResourceFactory.createTypedLiteral("123", XSDDatatype.XSDdecimal);
        model.add(r, p, node);
        r = model.createResource(AnonId.create("second"));
        p = model.getProperty("");
        node = ResourceFactory.createTypedLiteral("abc", XSDDatatype.XSDstring);
        model.add(r, p, node);
        r = model.createResource(AnonId.create("third"));
        p = model.getProperty("");
        node = ResourceFactory.createLangLiteral("def", "en");
        model.add(r, p, node);
    }
    Query query = QueryFactory.create("JSON { \"s\": ?s , \"p\": ?p , \"o\" : ?o } " + "WHERE { ?s ?p ?o }", Syntax.syntaxARQ);
    try (QueryExecution qexec = QueryExecutionFactory.create(query, model)) {
        JsonIterator execJsonItems = (JsonIterator) qexec.execJsonItems();
        assertTrue(execJsonItems.hasNext());
        assertNotNull(execJsonItems.next());
    }
}

Example 73 with Property

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

the class TestResultSetFormatter method testIterator.

@Test
public void testIterator() throws IOException {
    Model model = ModelFactory.createDefaultModel();
    {
        Resource r = model.createResource(AnonId.create("first"));
        Property p = model.getProperty("");
        RDFNode node = ResourceFactory.createTypedLiteral("123", XSDDatatype.XSDdecimal);
        model.add(r, p, node);
        r = model.createResource(AnonId.create("second"));
        p = model.getProperty("");
        node = ResourceFactory.createTypedLiteral("abc", XSDDatatype.XSDstring);
        model.add(r, p, node);
        r = model.createResource(AnonId.create("third"));
        p = model.getProperty("");
        node = ResourceFactory.createLangLiteral("def", "en");
        model.add(r, p, node);
        r = model.createResource(AnonId.create("fourth"));
        p = model.getProperty("");
        node = ResourceFactory.createTypedLiteral("true", XSDDatatype.XSDboolean);
        model.add(r, p, node);
    }
    Query query = QueryFactory.create("JSON { \"s\": ?s , \"p\": ?p , \"o\" : ?o } " + "WHERE { ?s ?p ?o }", Syntax.syntaxARQ);
    try (QueryExecution qexec = QueryExecutionFactory.create(query, model)) {
        JsonIterator execJsonItems = (JsonIterator) qexec.execJsonItems();
        try (final ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
            ResultSetFormatter.output(baos, execJsonItems);
            String output = baos.toString(Charset.forName("UTF-8"));
            assertTrue(output.contains("\"_:first\""));
            assertTrue(output.contains("\"_:second\""));
            assertTrue(output.contains("\"_:third\""));
            assertTrue(output.contains("\"_:fourth\""));
            assertFalse(output.contains("\"true\""));
            assertTrue(output.contains("true"));
            assertTrue(output.contains("123"));
            assertFalse(output.contains("\"123\""));
            assertTrue(output.contains("\"abc\""));
        }
    }
}

Example 74 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 75 with Property

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

the class TestDatasetTDB method load1.

private static void load1(Model model) {
    model.setNsPrefix("", base1);
    Resource r1 = model.createResource(base1 + "r1");
    Property p1 = model.createProperty(baseNS + "p1");
    model.add(r1, p1, "x1");
    model.add(r1, p1, "x2");
}