/* (non-Javadoc)
* @see org.fcrepo.kernel.api.models.FedoraResource#updateProperties
* (org.fcrepo.kernel.api.identifiers.IdentifierConverter, java.lang.String, RdfStream)
*/
@Override
public void updateProperties(
final IdentifierConverter<Resource, FedoraResource> idTranslator,
final String sparqlUpdateStatement,
final RdfStream originalTriples)
throws MalformedRdfException, AccessDeniedException {
if (!clean(sparqlUpdateStatement)) {
throw new IllegalArgumentException(
"Invalid SPARQL UPDATE statement:" + sparqlUpdateStatement);
}
final Model model = originalTriples.asModel();
final JcrPropertyStatementListener listener =
new JcrPropertyStatementListener(
idTranslator, getSession(), idTranslator.reverse().convert(this).asNode());
model.register(listener);
final UpdateRequest request =
create(sparqlUpdateStatement, idTranslator.reverse().convert(this).toString());
model.setNsPrefixes(request.getPrefixMapping());
execute(request, model);
listener.assertNoExceptions();
}
@Test
public void testChildren() throws RepositoryException {
when(mockRes1.getPath()).thenReturn(RDF_PATH + "/res1");
when(mockRes2.getPath()).thenReturn(RDF_PATH + "/res2");
when(mockRes3.getPath()).thenReturn(RDF_PATH + "/res3");
when(mockResourceNode.hasNodes()).thenReturn(true);
final Stream<FedoraResource> first = of(mockRes1, mockRes2, mockRes3);
final Stream<FedoraResource> second = of(mockRes1, mockRes2, mockRes3);
when(mockResource.getChildren()).thenReturn(first).thenReturn(second);
try (final ChildrenRdfContext context = new ChildrenRdfContext(mockResource, idTranslator)) {
final Model results = context.collect(toModel());
final Resource subject = idTranslator.reverse().convert(mockResource);
final StmtIterator stmts =
results.listStatements(subject, RdfLexicon.HAS_CHILD_COUNT, (RDFNode) null);
assertTrue("There should have been a statement!", stmts.hasNext());
final Statement stmt = stmts.nextStatement();
assertTrue("Object should be a literal! " + stmt.getObject(), stmt.getObject().isLiteral());
assertEquals(3, stmt.getInt());
assertFalse("There should not have been a second statement!", stmts.hasNext());
}
}
/* (non-Javadoc)
* @see org.fcrepo.kernel.api.models.FedoraResource#replaceProperties
* (org.fcrepo.kernel.api.identifiers.IdentifierConverter, com.hp.hpl.jena.rdf.model.Model)
*/
@Override
public void replaceProperties(
final IdentifierConverter<Resource, FedoraResource> idTranslator,
final Model inputModel,
final RdfStream originalTriples)
throws MalformedRdfException {
final RdfStream replacementStream =
new RdfStream()
.namespaces(inputModel.getNsPrefixMap())
.topic(idTranslator.reverse().convert(this).asNode());
final GraphDifferencingIterator differencer =
new GraphDifferencingIterator(inputModel, originalTriples);
final StringBuilder exceptions = new StringBuilder();
try {
new RdfRemover(idTranslator, getSession(), replacementStream.withThisContext(differencer))
.consume();
} catch (final ConstraintViolationException e) {
throw e;
} catch (final MalformedRdfException e) {
exceptions.append(e.getMessage());
exceptions.append("\n");
}
try {
new RdfAdder(
idTranslator,
getSession(),
replacementStream.withThisContext(differencer.notCommon()))
.consume();
} catch (final ConstraintViolationException e) {
throw e;
} catch (final MalformedRdfException e) {
exceptions.append(e.getMessage());
}
if (exceptions.length() > 0) {
throw new MalformedRdfException(exceptions.toString());
}
}
@Test
public void testNoChildren() throws RepositoryException {
when(mockResourceNode.hasNodes()).thenReturn(false);
try (final ChildrenRdfContext childrenRdfContext =
new ChildrenRdfContext(mockResource, idTranslator)) {
final Model results = childrenRdfContext.collect(toModel());
final Resource subject = idTranslator.reverse().convert(mockResource);
final StmtIterator stmts =
results.listStatements(subject, RdfLexicon.HAS_CHILD_COUNT, (RDFNode) null);
assertTrue("There should have been a statement!", stmts.hasNext());
final Statement stmt = stmts.nextStatement();
assertTrue("Object should be a literal! " + stmt.getObject(), stmt.getObject().isLiteral());
assertEquals(0, stmt.getInt());
assertFalse("There should not have been a second statement!", stmts.hasNext());
}
}
