@Test public void shouldSortTriplesForDisplay() { final Model model = createDefaultModel(); model.setNsPrefix("prefix", "namespace"); final Property propertyA = model.createProperty("namespace", "a"); final Property propertyB = model.createProperty("namespace", "b"); final Property propertyC = model.createProperty("c"); final Literal literalA = model.createLiteral("a"); final Literal literalB = model.createLiteral("b"); final Resource resourceB = model.createResource("b"); model.add(resourceB, propertyA, literalA); final Resource a = model.createResource("a"); model.add(a, propertyC, literalA); model.add(a, propertyB, literalA); model.add(a, propertyA, literalA); model.add(a, propertyA, literalB); final Iterator<Quad> iterator = DatasetFactory.create(model).asDatasetGraph().find(); final List<Quad> sortedTriples = testObj.getSortedTriples(model, iterator); sortedTriples.get(0).matches(ANY, a.asNode(), propertyA.asNode(), literalA.asNode()); sortedTriples.get(1).matches(ANY, a.asNode(), propertyA.asNode(), literalB.asNode()); sortedTriples.get(2).matches(ANY, a.asNode(), propertyB.asNode(), literalA.asNode()); sortedTriples.get(3).matches(ANY, a.asNode(), propertyC.asNode(), literalA.asNode()); sortedTriples.get(4).matches(ANY, resourceB.asNode(), propertyC.asNode(), literalA.asNode()); }
@Override public void compute(Quad quad) { logger.debug("Computing : {} ", quad.asTriple().toString()); Node subject = quad.getSubject(); Node object = quad.getObject(); if (quad.getObject().equals(FOAF.Document.asNode())) { docs.putIfAbsent(subject.toString(), new DigitalSignature()); } if (quad.getPredicate().equals(ASSURANCE.asNode())) { DigitalSignature ds; if (endorsements.containsKey(object.getURI())) { ds = endorsements.get(object.getURI()); } else { ds = new DigitalSignature(); ds.endorcement = object.getURI(); } ds.assurance = subject.getURI(); docs.put(subject.toString(), ds); endorsements.put(object.getURI(), ds); } if (quad.getPredicate().equals(ENDORSER.asNode())) { DigitalSignature ds; if (endorsements.containsKey(object.getURI())) { ds = endorsements.get(object.getURI()); } else { ds = new DigitalSignature(); ds.endorcement = subject.getURI(); } ds.endorcer = object.getURI(); } if (quad.getObject().equals(ENDORSEMENT.asNode())) { DigitalSignature ds = new DigitalSignature(); ds.endorcement = subject.getURI(); endorsements.putIfAbsent(subject.getURI(), ds); } }
protected boolean populateKeyValue(Text key, Triple value) { Resource subject; Property predicate = null; RDFNode object; inErr = false; skipWhiteSpace(); if (in.eof()) { return false; } subject = readResource(); if (inErr) return false; skipWhiteSpace(); try { predicate = model.createProperty(readResource().getURI()); } catch (Exception e1) { e1.printStackTrace(); errorHandler.fatalError(e1); } if (inErr) return false; skipWhiteSpace(); object = readNode(); if (inErr) return false; skipWhiteSpace(); if (badEOF()) return false; if (!expect(".")) return false; try { key.set(getCurrentFileName()); value.setTriple(subject.asNode(), predicate.asNode(), object.asNode()); recordCounter++; // System.out.println("Triple value:"+value); return true; } catch (Exception e2) { e2.printStackTrace(); errorHandler.fatalError(e2); } return false; }