public void testFindObject() {
StmtIterator iter = model.listStatements(new SimpleSelector(null, null, RDFS.Resource));
int i = 0;
while (iter.hasNext()) {
i++;
Statement stmt = iter.nextStatement();
assertEquals(RDFS.Resource, stmt.getObject());
}
assertEquals(2, i);
}
protected static void addDomainTypes(Model result, Model schema) {
for (StmtIterator it = schema.listStatements(ANY, RDFS.domain, ANY); it.hasNext(); ) {
Statement s = it.nextStatement();
Property property = s.getSubject().as(Property.class);
RDFNode type = s.getObject();
for (StmtIterator x = result.listStatements(ANY, property, ANY); x.hasNext(); ) {
Statement t = x.nextStatement();
result.add(t.getSubject(), RDF.type, type);
}
}
}
protected static void addRangeTypes(Model result, Model schema) {
Model toAdd = ModelFactory.createDefaultModel();
for (StmtIterator it = schema.listStatements(ANY, RDFS.range, ANY); it.hasNext(); ) {
Statement s = it.nextStatement();
RDFNode type = s.getObject();
Property property = s.getSubject().as(Property.class);
for (StmtIterator x = result.listStatements(ANY, property, ANY); x.hasNext(); ) {
RDFNode ob = x.nextStatement().getObject();
if (ob.isResource()) toAdd.add((Resource) ob, RDF.type, type);
}
}
result.add(toAdd);
}
protected static void addSubclassesFrom(Model result, Model schema) {
for (StmtIterator it = schema.listStatements(ANY, RDFS.subClassOf, ANY); it.hasNext(); ) {
Statement s = it.nextStatement();
if (s.getSubject().isURIResource() && s.getObject().isURIResource()) result.add(s);
}
}
/**
* Add to <code>classes</code> the subject and object of the statement <code>xSubClassOfY</code>.
*/
private static void addClasses(Set<RDFNode> classes, Statement xSubClassOfY) {
classes.add(xSubClassOfY.getSubject());
classes.add(xSubClassOfY.getObject());
}