public static int calcWidth(PrefixMap prefixMap, String baseURI, Node p) {
if (!prefixMap.contains(rdfNS) && RDF_type.equals(p)) return 1;
String x = prefixMap.abbreviate(p.getURI());
if (x == null) return p.getURI().length() + 2;
return x.length();
}
private RDFNode checkUri(Node node, Model map) {
if (node.isURI()) {
String uri = node.getURI();
if (uri.contains("{")) {
List<String> colList = FormatUtil.extractCols(uri);
uri = uri.replaceAll("\\{.*?}", "\\{\\}");
Set<String> existing = joinData.get(uri);
if (existing == null) {
existing = new HashSet<String>();
}
existing.addAll(colList);
joinData.put(uri, existing);
}
}
return map.asRDFNode(node);
}
@Override
public void emitTriples(
RdfEmitterContext emitterContext,
Object entity,
Node subject,
Graph shapeGraph,
Consumer<Triple> sink) {
@SuppressWarnings("unchecked")
Map<? super Object, ? super Object> map = createMapView.apply(entity);
int i = 1;
for (Entry<?, ?> e : map.entrySet()) {
Object k = e.getKey();
Object v = e.getValue();
Node eNode = NodeFactory.createURI(subject.getURI() + "-" + i);
// persistenceContext.
// persistenceContext.entityFor(new TypedNode(rdfType, node));
// Node kNode = null; // emitterContext.getValueNode(entity,
// propertyName)//RdfPersistenceContextImpl.getOrCreateRootNode(persistenceContext,
// typeFactory, k);
// Node vNode = null;
// //RdfPersistenceContextImpl.getOrCreateRootNode(persistenceContext, typeFactory, v);
// emitterContext.add(k, entity, "key" + i);
// emitterContext.add(v, entity, "value" + i);
// Node keyNode = emitterContext.
// Node kNode = emitterContext.getValueNode(entity, "key" + i, v);
// Node vNode = emitterContext.getValueNode(entity, "value" + i, v);
Node kNode = emitterContext.requestResolution(k);
Node vNode = emitterContext.requestResolution(v);
sink.accept(new Triple(subject, entry.asNode(), eNode));
sink.accept(new Triple(eNode, key.asNode(), kNode));
sink.accept(new Triple(eNode, value.asNode(), vNode));
++i;
}
}
private QueryIterator concreteSubject(
Binding binding, Node s, Node score, Node literal, StrMatch match, ExecutionContext execCxt) {
if (!s.isURI()) {
log.warn("Subject not a URI: " + s);
return IterLib.noResults(execCxt);
}
String qs = match.getQueryString();
ListMultimap<String, TextHit> x =
query(match.getProperty(), match.getQueryString(), -1, execCxt);
if (x == null) // null return value - empty result
return IterLib.noResults(execCxt);
List<TextHit> r = x.get(s.getURI());
return resultsToQueryIterator(binding, s, score, literal, r, execCxt);
}
/**
* Instantiates a new sparql construct function.
*
* @param conf the graph with dataflow definition
* @param confRoot the specific node in the graph representing the producer configuration
* @param map the map to access the other defined producers
* @see RDFProducer
*/
public SparqlConstructFunction(Graph conf, Node confRoot, final ProducerMap map) {
URI baseURI = URI.create(confRoot.getURI());
Node inputNode = GraphUtils.getSingleValueOptProperty(conf, confRoot, DF.input.asNode());
inputProducer =
(inputNode != null) ? map.getProducer(inputNode) : EmptyGraphProducer.getInstance();
Node queryAsInputNode = NodeFactory.createURI(baseURI.resolve("#query").toString());
Node queryNode = GraphUtils.getSingleValueOptProperty(conf, confRoot, DF.configTxt.asNode());
String queryTxt = (queryNode != null) ? queryNode.getLiteralLexicalForm() : null;
Node configNode = GraphUtils.getSingleValueOptProperty(conf, confRoot, DF.config.asNode());
RDFProducer configProducer = (configNode != null) ? map.getProducer(configNode) : null;
Node configRootNode =
GraphUtils.getSingleValueOptProperty(conf, confRoot, DF.configRoot.asNode());
if (configRootNode == null) configRootNode = configNode;
if (configRootNode == null && inputNode != null) {
Iterator<Node> namedInputNodes =
GraphUtils.getPropertyValues(conf, inputNode, DF.namedInput.asNode());
while (namedInputNodes.hasNext()) {
Node namedInputNode = namedInputNodes.next();
if (conf.contains(namedInputNode, DF.id.asNode(), queryAsInputNode)) {
configRootNode =
GraphUtils.getSingleValueProperty(conf, namedInputNode, DF.input.asNode());
break;
}
}
}
// String configRootURI = (configRootNode != null && configRootNode.isURI()) ?
// configRootNode.getURI() : null;
queryProducer =
new CoalesceQueryProducer(
new GraphQueryProducer(
new CoalesceGraphProducer(
configProducer, new SelectGraphProducer(inputProducer, queryAsInputNode)),
configRootNode /*NodeFactory.createURI(baseURI.resolve("").toString())*/),
new StringQueryProducer(queryTxt, baseURI.toString()));
// final Model confModel = ModelFactory.createModelForGraph(conf);
// Resource constructResource =
// confModel
// .getRDFNode(confRoot)
// .asResource()
// .getPropertyResourceValue(SPINX.config);
// Iterator<Producer> fromGraphProds =
// confModel
// .getRDFNode(confRoot)
// .asResource()
// .listProperties(SPINX.from)
// .mapWith(new Map1<Statement, Producer>() {
// @Override
// public Producer map1(Statement stmt) {
// return map.getProducer(stmt.getObject().asNode());
// }
// });
// defaultProd = null;
// if (!fromGraphProds.hasNext()) {
// defaultProd = EmptyGraphProducer.getInstance();
// } else {
// defaultProd = fromGraphProds.next();
// if (fromGraphProds.hasNext()) {
// defaultProd =
// new UnionFunction(
// new ConcatenatedIterator<Producer>(
// new SingletonIterator<Producer>(defaultProd),
// fromGraphProds));
// }
// }
// Iterator<Node> fromNamedGraphNames =
// confModel
// .getRDFNode(confRoot)
// .asResource()
// .listProperties(SPINX.fromNamed)
// .mapWith(new Map1<Statement, Node>() {
// @Override
// public Node map1(Statement stmt) {
// return stmt.getObject().asNode();
// }
// });
// while (fromNamedGraphNames.hasNext()) {
// Node graphNames = fromNamedGraphNames.next();
// prodMap.put(graphNames, map.getProducer(graphNames));
// }
// query = QueryFactory.toQuery(conf, constructResource.asNode());
// if (query == null)
// throw new RuntimeException("Parsing Error");
/*
// debug
Graph revEnginedGraph = SpinxFactory.fromQuery(query);
System.out.println();
System.out.println("**********************************");
System.out.println("*** Reverse Engine query graph ***");
System.out.println("**********************************");
ModelFactory.createModelForGraph(revEnginedGraph).write(System.out,"N3");
System.out.println("**********************************");
System.out.println();
*/
/*
SPINFactory.asExpression(constructResource);
query = ARQFactory.get().createQuery(SPINFactory.asQuery(constructResource));
*/
/*
Iterator<String> graphUris =
new ConcatenatedIterator<String>(
query.getGraphURIs().iterator(),
query.getNamedGraphURIs().iterator());
while (graphUris.hasNext()) {
Node node = confModel.getResource(graphUris.next()).asNode();
prodMap.put(node, (GraphProducer) map.getProducer(node));
}
*/
}