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

Example 6 with Property

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

the class AbstractCompressedWholeFileQuadInputFormatTests method writeGoodTuples.

private void writeGoodTuples(OutputStream output, int num) {
    Dataset ds = DatasetFactory.createGeneral();
    Model m = ModelFactory.createDefaultModel();
    Resource currSubj = m.createResource("http://example.org/subjects/0");
    Property predicate = m.createProperty("http://example.org/predicate");
    for (int i = 0; i < num; i++) {
        if (i % 100 == 0) {
            ds.addNamedModel("http://example.org/graphs/" + (i / 100), m);
            m = ModelFactory.createDefaultModel();
        }
        if (i % 10 == 0) {
            currSubj = m.createResource("http://example.org/subjects/" + (i / 10));
        }
        m.add(currSubj, predicate, m.createTypedLiteral(i));
    }
    if (!m.isEmpty()) {
        ds.addNamedModel("http://example.org/graphs/extra", m);
    }
    this.writeTuples(ds, output);
}

Example 7 with Property

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

the class AbstractCompressedWholeFileTripleInputFormatTests method generateMixedTuples.

@Override
protected final void generateMixedTuples(OutputStream output, int num) throws IOException {
    // Write good data
    Model m = ModelFactory.createDefaultModel();
    Resource currSubj = m.createResource("http://example.org/subjects/0");
    Property predicate = m.createProperty("http://example.org/predicate");
    for (int i = 0; i < num / 2; i++) {
        if (i % 10 == 0) {
            currSubj = m.createResource("http://example.org/subjects/" + (i / 10));
        }
        m.add(currSubj, predicate, m.createTypedLiteral(i));
    }
    this.writeTuples(m, output);
    // Write junk data
    byte[] junk = "junk data\n".getBytes(utf8);
    for (int i = 0; i < num / 2; i++) {
        output.write(junk);
    }
    output.flush();
    output.close();
}

Example 8 with Property

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

the class TestJsonLDWriter method simpleModel.

private Model simpleModel(String ns) {
    Model m = ModelFactory.createDefaultModel();
    Resource s = m.createResource(ns + "s");
    Property p = m.createProperty(ns + "p");
    Resource o = m.createResource(ns + "o");
    m.add(s, p, o);
    return m;
}

Example 9 with Property

use of org.apache.jena.rdf.model.Property in project webofneeds by researchstudio-sat.

the class DefaultNeedModelWrapper method getLocationCoordinate.

public Coordinate getLocationCoordinate(Resource contentNode) {
    Model needModel = getNeedModel();
    Property geoProperty = needModel.createProperty("http://schema.org/", "geo");
    Property longitudeProperty = needModel.createProperty("http://schema.org/", "longitude");
    Property latitudeProperty = needModel.createProperty("http://schema.org/", "latitude");
    RDFNode locationNode = RdfUtils.findOnePropertyFromResource(needModel, contentNode, WON.HAS_LOCATION);
    RDFNode geoNode = (locationNode != null && locationNode.isResource()) ? RdfUtils.findOnePropertyFromResource(needModel, locationNode.asResource(), geoProperty) : null;
    RDFNode lat = (geoNode != null && geoNode.isResource()) ? RdfUtils.findOnePropertyFromResource(needModel, geoNode.asResource(), latitudeProperty) : null;
    RDFNode lon = (geoNode != null && geoNode.isResource()) ? RdfUtils.findOnePropertyFromResource(needModel, geoNode.asResource(), longitudeProperty) : null;
    if (lat == null || lon == null) {
        return null;
    }
    Float latitude = Float.valueOf(lat.asLiteral().getString());
    Float longitude = Float.valueOf(lon.asLiteral().getString());
    return new Coordinate(latitude, longitude);
}

Example 10 with Property

use of org.apache.jena.rdf.model.Property in project webofneeds by researchstudio-sat.

the class LinkedDataServiceImpl method addConnectionMetadata.

private void addConnectionMetadata(final Dataset content, URI atomURI, URI containerURI) {
    Model model = content.getNamedModel(createDataGraphUriFromUri(containerURI));
    List<Object[]> connectionCountsPerState = atomRepository.getCountsPerConnectionState(atomURI);
    Resource containerResource = model.getResource(containerURI.toString());
    for (Object[] countForState : connectionCountsPerState) {
        ConnectionState stateName = (ConnectionState) countForState[0];
        Long count = (Long) countForState[1];
        Property countProperty = getRdfPropertyForState(stateName);
        if (countProperty == null) {
            logger.warn("did not recognize connection state " + stateName);
            continue;
        }
        containerResource.addProperty(countProperty, Integer.toString(count.intValue()), XSDDatatype.XSDint);
    }
}