/** Return a list of all tests of the given type, according to the current filters */ public List<Resource> findTestsOfType(Resource testType) { ArrayList<Resource> result = new ArrayList<>(); StmtIterator si = testDefinitions.listStatements(null, RDF.type, testType); while (si.hasNext()) { Resource test = si.nextStatement().getSubject(); boolean accept = true; // Check test status Literal status = (Literal) test.getProperty(RDFTest.status).getObject(); if (approvedOnly) { accept = status.getString().equals(STATUS_FLAGS[0]); } else { accept = false; for (String STATUS_FLAG : STATUS_FLAGS) { if (status.getString().equals(STATUS_FLAG)) { accept = true; break; } } } // Check for blocked tests for (String BLOCKED_TEST : BLOCKED_TESTS) { if (BLOCKED_TEST.equals(test.toString())) { accept = false; } } // End of filter tests if (accept) { result.add(test); } } return result; }
/** * Query SPARQL endpoint with a SELECT query * * @param qExec QueryExecution encapsulating the query * @return model retrieved by querying the endpoint */ private Model getSelectModel(QueryExecution qExec) { Model model = ModelFactory.createDefaultModel(); Graph graph = model.getGraph(); ResultSet results = qExec.execSelect(); while (results.hasNext()) { QuerySolution sol = results.next(); String subject; String predicate; RDFNode object; try { subject = sol.getResource("s").toString(); predicate = sol.getResource("p").toString(); object = sol.get("o"); } catch (NoSuchElementException e) { logger.error("SELECT query does not return a (?s ?p ?o) Triple"); continue; } Node objNode; if (object.isLiteral()) { Literal obj = object.asLiteral(); objNode = NodeFactory.createLiteral(obj.getString(), obj.getDatatype()); } else { objNode = NodeFactory.createLiteral(object.toString()); } graph.add( new Triple(NodeFactory.createURI(subject), NodeFactory.createURI(predicate), objNode)); } return model; }