/** TODO: prevent loop n = [ st:import st:cal ] st:cal st:param [ ... ] */
void importer(Node n) {
Edge imp = g.getEdge(Context.STL_IMPORT, n, 0);
if (imp != null) {
Edge par = g.getEdge(Context.STL_PARAM, imp.getNode(1), 0);
if (par != null) {
context(par.getNode(1));
}
}
}
@Test
public void test8() {
Graph g = createGraph();
QueryProcess exec = QueryProcess.create(g);
QueryEngine qe = QueryEngine.create(g);
String query = "insert data { <John> rdfs:label 'John' }";
qe.addQuery(query);
qe.process();
assertEquals("Result", 1, g.size());
}
/**
* Dans le cas des chemins
*
* @param gNode
* @param from
* @param qEdge
* @param env ne pas prendre en compte l'env dans le calcul des chemins
* @param exp
* @param src l'ensemble des
* @param start noeud courant
* @param index sens du parcours
* @return
*/
@Override
public Iterable<Entity> getEdges(
Node gNode,
List<Node> from,
Edge qEdge,
Environment env,
Regex exp,
Node src,
Node start,
int index) {
Graph resGraph = Graph.create();
return resGraph.getEdges();
}
public Graph testRuleNotOpt() throws LoadException, EngineException {
RuleEngine re = testRules();
Graph g = re.getRDFGraph();
System.out.println("Graph: " + g.size());
Date d1 = new Date();
re.process();
Date d2 = new Date();
System.out.println("** Time std: " + (d2.getTime() - d1.getTime()) / (1000.0));
validate(g, 41109);
assertEquals(57402, g.size());
return g;
}
public Graph testRuleOpt() throws LoadException, EngineException {
RuleEngine re = testRules();
Graph g = re.getRDFGraph();
re.setSpeedUp(true);
System.out.println("Graph: " + g.size());
Date d1 = new Date();
re.process();
Date d2 = new Date();
System.out.println("** Time opt: " + (d2.getTime() - d1.getTime()) / (1000.0));
validate(g, 37735);
assertEquals(54028, g.size());
return g;
}
/** Create a Context from content of st:param */
public Context process() {
Entity ent = g.getEdges(Context.STL_PARAM).iterator().next();
if (ent == null) {
return new Context();
}
return process(ent.getNode(1));
}
@Test
public void testWF() {
String query =
"prefix c: <http://www.inria.fr/acacia/comma#>"
+ "select * where {"
+ "?x c:hasGrandParent c:Pierre "
+ "}";
String ent = "select * where {graph kg:entailment {?x ?p ?y}}";
graph.addEngine(fengine);
QueryProcess exec = QueryProcess.create(graph);
Mappings map;
try {
map = exec.query(query);
assertEquals("Result", 4, map.size());
map = exec.query(ent);
// System.out.println(map);
} catch (EngineException e) {
assertEquals("Result", 4, e);
}
}
IDatatype list(Graph g, Node object) {
List<IDatatype> list = g.getDatatypeList(object);
if (!list.isEmpty()) {
IDatatype dt = DatatypeMap.createList(list);
return dt;
}
return null;
}
/**
* Transforms an EDGE request into a simple SPARQL query pushed to the remote producer. Results
* are returned through standard web services protocol.
*
* @param gNode graph variable if it exists, null otherwise
* @param from "from named <g>" list
* @param qEdge edge searched for
* @param env query execution context (current variable values, etc.)
* @return an iterator over graph entities
*/
@Override
public Iterable<Entity> getEdges(Node gNode, List<Node> from, Edge qEdge, Environment env) {
// si gNode != null et from non vide, alors "from named"
// si gNode == null et from non vide alors "from"
String query = getSparqlQuery(qEdge, env);
Graph resGraph = Graph.create();
Graph g = Graph.create();
StopWatch sw = new StopWatch();
sw.start();
InputStream is = null;
try {
QueryProcess exec = QueryProcess.create(resGraph);
if (query != null) {
Mappings map = exec.query(query);
// logger.info("Received results in " + sw.getTime());
String sparqlRes = RDFFormat.create(map).toString();
// System.out.println(XMLFormat.create(map));
if (sparqlRes != null) {
Load l = Load.create(g);
is = new ByteArrayInputStream(sparqlRes.getBytes());
l.load(is);
// logger.info("Results (cardinality " + g.size() + ") merged in " +
// sw.getTime() + " ms.");
}
}
} catch (LoadException ex) {
ex.printStackTrace();
} catch (EngineException ex) {
ex.printStackTrace();
}
// for (Iterator<Entity> it = g.getEdges().iterator(); it.hasNext();) {
// Edge e = (Edge) it.next();
// System.out.println(e);
// }
//
return g.getEdges();
}
public ContextBuilder(String path) {
g = Graph.create();
Load ld = Load.create(g);
try {
ld.loadWE(path);
} catch (LoadException ex) {
Logger.getLogger(ContextBuilder.class.getName()).log(Level.SEVERE, null, ex);
}
}
@Test
public void rdfsEntailQuery() throws EngineException, MalformedURLException, IOException {
Graph gRes = Graph.create(false);
QueryProcessDQP exec = QueryProcessDQP.create(gRes);
exec.addRemote(new URL("http://localhost:" + port + "/kgram/sparql"), WSImplem.REST);
StopWatch sw = new StopWatch();
sw.start();
Mappings res = exec.query(sparqlEntailQueryPerson);
System.out.println("--------");
System.out.println("Results in " + sw.getTime() + "ms");
System.out.println(res);
assertEquals(17, res.size());
}
void context(Node ctx) {
importer(ctx);
for (Entity ent : g.getEdgeList(ctx)) {
if (!ent.getEdge().getLabel().equals(Context.STL_IMPORT)) {
Node object = ent.getNode(1);
if (object.isBlank()) {
IDatatype list = list(g, object);
if (list != null) {
c.set(ent.getEdge().getLabel(), list);
continue;
}
}
c.set(ent.getEdge().getLabel(), (IDatatype) object.getValue());
}
}
}
@Test
public void localEntailments() throws EngineException {
Graph localGraph = Graph.create(true);
Load ld = Load.create(localGraph);
ld.load(humanData.getAbsolutePath());
ld.load(humanOnt.getAbsolutePath());
QueryProcess exec = QueryProcess.create(localGraph);
StopWatch sw = new StopWatch();
sw.start();
Mappings res = exec.query(sparqlEntailQueryPerson);
System.out.println("--------");
System.out.println("Results in " + sw.getTime() + "ms");
System.out.println(res);
assertEquals(17, res.size());
}
public Iterable<Entity> getEdges() {
Graph g = getGraph();
if (g == null) return new ArrayList<Entity>();
return g.getEdges();
}
