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

Example 11 with Property

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

the class ConnectFromNodeReviewSocketImpl method addReviewToAtom.

private void addReviewToAtom(Map<Property, String> reviewData, URI connectionUri) throws IllegalArgumentException {
    String aboutAtomURI = reviewData.get(SCHEMA.ABOUT);
    Double rating = Double.parseDouble(reviewData.get(SCHEMA.RATING_VALUE)) > 0.0 ? Double.parseDouble(reviewData.get(SCHEMA.RATING_VALUE)) : 0.0;
    Atom aboutAtom = atomService.getAtomRequired(URI.create(aboutAtomURI));
    Dataset atomDataset = aboutAtom.getDatatsetHolder().getDataset();
    Model derivationModel = atomDataset.getNamedModel(aboutAtom.getAtomURI() + "#derivedData");
    Resource aboutAtomResource = derivationModel.getResource(aboutAtomURI);
    Resource conRes = derivationModel.getResource(connectionUri.toString());
    Statement reviewdConnectionsProperty = derivationModel.getProperty(aboutAtomResource, WXREVIEW.reviewedConnection);
    if (reviewdConnectionsProperty == null) {
        derivationModel.add(aboutAtomResource, WXREVIEW.reviewedConnection, conRes);
        reviewdConnectionsProperty = derivationModel.getProperty(aboutAtomResource, WXREVIEW.reviewedConnection);
    } else {
        Property ratedConnections = derivationModel.getProperty(WXREVIEW.reviewedConnection.toString());
        if (derivationModel.contains(aboutAtomResource, ratedConnections, conRes)) {
            logger.debug("Connection already reviewed {}", connectionUri.toString());
            throw new IllegalArgumentException("Connection already reviewed");
        } else {
            derivationModel.add(aboutAtomResource, ratedConnections, conRes);
        }
    }
    Statement aggregateRatingProperty = derivationModel.getProperty(aboutAtomResource, SCHEMA.AGGREGATE_RATING);
    if (aggregateRatingProperty == null) {
        derivationModel.addLiteral(aboutAtomResource, SCHEMA.AGGREGATE_RATING, rating);
        aggregateRatingProperty = derivationModel.getProperty(aboutAtomResource, SCHEMA.AGGREGATE_RATING);
    }
    int ratingCount = 0;
    Statement reviewCountProperty = derivationModel.getProperty(aboutAtomResource, SCHEMA.REVIEW_COUNT);
    if (reviewCountProperty != null) {
        ratingCount = reviewCountProperty.getInt();
    } else {
        derivationModel.addLiteral(aboutAtomResource, SCHEMA.REVIEW_COUNT, 0.0);
        reviewCountProperty = derivationModel.getProperty(aboutAtomResource, SCHEMA.REVIEW_COUNT);
    }
    Double aggregateRating = aggregateRatingProperty.getDouble();
    Double ratingSum = 0.0;
    if (ratingCount < 1) {
        ratingSum = aggregateRating;
    } else {
        ratingSum = (aggregateRating * ratingCount) + rating;
    }
    ratingCount++;
    Double newAggregateRating = ratingSum / ratingCount;
    aggregateRatingProperty.changeLiteralObject(newAggregateRating);
    reviewCountProperty.changeLiteralObject(ratingCount);
    aboutAtom.getDatatsetHolder().setDataset(atomDataset);
    atomRepository.save(aboutAtom);
}

Example 12 with Property

use of org.apache.jena.rdf.model.Property in project legato by DOREMUS-ANR.

the class ModelManager method getPropFromPath.

/**
 ******
 * Get all triples of a resource from an RDF model
 *******
 */
/*	public static Model getAllTriples (Model model, Resource resource)
	{
		Model newModel = ModelFactory.createDefaultModel();
		StmtIterator iter = model.listStatements();
		while (iter.hasNext()){
			Statement stmt      = iter.nextStatement();
			Resource subject = stmt.getSubject();
			if (subject.toString().equals(resource.toString())){
				newModel.add(stmt);
			}
		}
		return model;
	} */
/**
 ******
 * List all the properties of a path
 *******
 */
public static List<Property> getPropFromPath(Path propPath) {
    List<Property> path = new ArrayList<Property>();
    Iterator iterPath = propPath.iterator();
    while (iterPath.hasNext()) {
        Statement stmtPath = (Statement) iterPath.next();
        path.add((Property) stmtPath.getPredicate());
    }
    return path;
}

Example 13 with Property

use of org.apache.jena.rdf.model.Property in project legato by DOREMUS-ANR.

the class ModelManager method getAllClassesFromModels.

/**
 *************************************
 ***Get all classes from two models
 **************************************
 */
public static List<Resource> getAllClassesFromModels(Model srcModel, Model tgtModel) {
    List<Resource> classList = new ArrayList<Resource>();
    StmtIterator iter1 = srcModel.listStatements();
    while (iter1.hasNext()) {
        Statement stmt = iter1.nextStatement();
        Property prop = stmt.getPredicate();
        RDFNode object = stmt.getObject();
        if (prop.equals(RDF.type))
            if (!classList.contains(object))
                classList.add(object.asResource());
    }
    StmtIterator iter2 = tgtModel.listStatements();
    while (iter2.hasNext()) {
        Statement stmt = iter2.nextStatement();
        Property prop = stmt.getPredicate();
        RDFNode object = stmt.getObject();
        if (prop.equals(RDF.type))
            if (!classList.contains(object))
                classList.add(object.asResource());
    }
    return classList;
}

Example 14 with Property

use of org.apache.jena.rdf.model.Property in project legato by DOREMUS-ANR.

the class ModelManager method rewrite.

/**
 ********
 ** Place all Literals (in resources CBD) to a distance = 1
 *********
 */
public static Model rewrite(Model model, boolean ok) throws IOException {
    LEGATO legato = LEGATO.getInstance();
    Model finalModel = ModelFactory.createDefaultModel();
    model.listSubjects().toSet().forEach((resource) -> {
        // Parse all resources
        if (// If the current resource belongs to a given "type"
        legato.hasType(resource) == true) {
            Model m = CBDBuilder.getCBD(model, resource);
            if (ok == true) {
                m.add(CBDBuilder.getCBDDirectPredecessors(model, resource));
                m.add(CBDBuilder.getCBDDirectSuccessors(model, resource));
            }
            try {
                m.add(ModelManager.parseCBD(m));
            } catch (IOException e1) {
                e1.printStackTrace();
            }
            m.listStatements().toSet().forEach((stmt) -> {
                Resource sub = stmt.getSubject();
                Property prop = stmt.getPredicate();
                RDFNode object = stmt.getObject();
                if (// Parse all literals
                object.isLiteral() == true) {
                    // A filter which accepts statements whose predicate matches one of a collection of predicates held by the filter object.
                    Path path = OntTools.findShortestPath(m, resource, object, Filter.any);
                    if (!(path == null)) {
                        // Get the successive properties from the path
                        List<Property> properties = getPropFromPath(path);
                        if (legato.getPropList().existProperty(properties) == false) {
                            int indice = legato.getPropList().size();
                            finalModel.createResource(resource.toString()).addProperty(finalModel.createProperty("http://model.org/property" + indice), object);
                            try {
                                legato.addToPropList("http://model.org/property" + indice, properties);
                            } catch (IOException e) {
                            }
                        } else {
                            finalModel.createResource(resource.toString()).addProperty(finalModel.createProperty(legato.getPropList().getPropertyName(properties)), object);
                        }
                    } else {
                        String sparqlQueryString = "select ?predec where {" + "?predec ?prop <" + resource + ">." + "}";
                        Query query = QueryFactory.create(sparqlQueryString);
                        QueryExecution qexec = QueryExecutionFactory.create(query, model);
                        ResultSet queryResults = qexec.execSelect();
                        while (queryResults.hasNext()) {
                            QuerySolution qs = queryResults.nextSolution();
                            final PathManager.Path path2 = PathManager.findShortestPath(model, qs.getResource("?predec"), object, prop);
                            if (!(path2 == null)) {
                                // Get the successive properties from the path
                                List<Property> properties = getPropFromPath(path2);
                                if (legato.getPropList().existProperty(properties) == false) {
                                    int indice = legato.getPropList().size();
                                    finalModel.createResource(resource.toString()).addProperty(finalModel.createProperty("http://model.org/property" + indice), object);
                                    try {
                                        legato.addToPropList("http://model.org/property" + indice, properties);
                                    } catch (IOException e) {
                                    }
                                } else {
                                    finalModel.createResource(resource.toString()).addProperty(finalModel.createProperty(legato.getPropList().getPropertyName(properties)), object);
                                }
                            }
                        }
                        qexec.close();
                    }
                } else if (prop.equals(RDF.type) && (legato.hasType(sub))) {
                    finalModel.createResource(resource.toString()).addProperty(RDF.type, object);
                }
            // else
            // finalModel.createResource(resource.toString()).addProperty(prop, object);
            });
        }
    });
    return finalModel;
}

Example 15 with Property

use of org.apache.jena.rdf.model.Property in project legato by DOREMUS-ANR.

the class ModelManager method parseCBD.

/**
 ***************************************************
 * Parse a CBD to get the prefLabels from vocabularies
 ****************************************************
 */
public static Model parseCBD(Model model) throws IOException {
    Model m = ModelFactory.createDefaultModel();
    StmtIterator iter = model.listStatements();
    while (iter.hasNext()) {
        Statement stmt = iter.nextStatement();
        Resource subject = stmt.getSubject();
        Property prop = stmt.getPredicate();
        RDFNode object = stmt.getObject();
    // if (!object.isLiteral()){ //
    // Resource uriConcept = (Resource) object;
    // if (uriConcept.toString().contains("iaml/genre")){
    // for (String label : ConceptFinder.getLabel(ConceptFinder.genreVocabulary, uriConcept.toString())){
    // m.add(subject, prop, label);
    // }
    // }
    // else if (uriConcept.toString().contains("diabolo/genre")){
    // for (String label : ConceptFinder.getLabel(ConceptFinder.genreVocabularyDiabolo, uriConcept.toString())){
    // m.add(subject, prop, label);
    // }
    // }
    // } //
    }
    return m;
}