/** Node labels. */
public static class Labels {
public static final Label WALLET = DynamicLabel.label("Wallet");
public static final Label OWNER = DynamicLabel.label("Owner");
public static final Label ADDRESS = DynamicLabel.label("Address");
public static final Label TRANSACTION = DynamicLabel.label("Transaction");
}
public void testModifyType() {
final Set<Label> labelsBefore = new LinkedHashSet<>();
final Set<Label> labelsAfter = new LinkedHashSet<>();
String id = null;
labelsBefore.add(DynamicLabel.label(AccessControllable.class.getSimpleName()));
labelsBefore.add(DynamicLabel.label(TestFour.class.getSimpleName()));
labelsAfter.add(DynamicLabel.label(AccessControllable.class.getSimpleName()));
labelsAfter.add(DynamicLabel.label(TestFive.class.getSimpleName()));
// create a new node, check labels, modify type, check labels again
try (final Tx tx = app.tx()) {
// create entity of type TestFour
final TestFour testEntity = createTestNode(TestFour.class);
// check if node exists
assertNotNull(testEntity);
// check labels before type change
assertTrue(labelsBefore.containsAll(Iterables.toSet(testEntity.getNode().getLabels())));
// save ID for later use
id = testEntity.getUuid();
// change type to TestFive
testEntity.setProperty(GraphObject.type, TestFive.class.getSimpleName());
// commit transaction
tx.success();
} catch (FrameworkException fex) {
fail("Unexpected exception");
}
try (final Tx tx = app.tx()) {
final TestFive testEntity = app.get(TestFive.class, id);
assertNotNull(testEntity);
// check labels after type change
assertTrue(labelsAfter.containsAll(Iterables.toSet(testEntity.getNode().getLabels())));
} catch (FrameworkException fex) {
fail("Unexpected exception");
}
}
@Test
public void shouldProvideTheCorrectRelationshipData() {
GraphDatabaseService db = dbRule.getGraphDatabaseService();
// create a rel type so the next type id is non zero
try (Transaction tx = db.beginTx()) {
db.createNode()
.createRelationshipTo(db.createNode(), DynamicRelationshipType.withName("TYPE"));
}
RelationshipType livesIn = DynamicRelationshipType.withName("LIVES_IN");
long relId;
try (Transaction tx = db.beginTx()) {
Node person = db.createNode(DynamicLabel.label("Person"));
Node city = db.createNode(DynamicLabel.label("City"));
Relationship rel = person.createRelationshipTo(city, livesIn);
rel.setProperty("since", 2009);
relId = rel.getId();
tx.success();
}
final Set<String> changedRelationships = new HashSet<>();
db.registerTransactionEventHandler(
new TransactionEventHandler.Adapter<Void>() {
@Override
public Void beforeCommit(TransactionData data) throws Exception {
for (PropertyEntry<Relationship> entry : data.assignedRelationshipProperties()) {
changedRelationships.add(entry.entity().getType().name());
}
return null;
}
});
try (Transaction tx = db.beginTx()) {
Relationship rel = db.getRelationshipById(relId);
rel.setProperty("since", 2010);
tx.success();
}
assertEquals(1, changedRelationships.size());
assertTrue(
livesIn + " not in " + changedRelationships.toString(),
changedRelationships.contains(livesIn.name()));
}
private static List<Double> getWeightVectorForClass(
Map<String, List<LinkedHashMap<String, Object>>> documents,
String key,
List<Integer> featureIndexList,
GraphDatabaseService db) {
List<Double> weightVector;
Transaction tx = db.beginTx();
// Get class id
Long classId =
db.findNodesByLabelAndProperty(DynamicLabel.label("Class"), "name", key)
.iterator()
.next()
.getId();
// Get weight vector for class
List<Long> longs =
documents
.get(key)
.stream()
.map(a -> ((Integer) a.get("feature")).longValue())
.collect(Collectors.toList());
weightVector =
featureIndexList
.stream()
.map(i -> longs.contains(i.longValue()) ? tfidf(db, i.longValue(), classId) : 0.0)
.collect(Collectors.toList());
tx.success();
tx.close();
return weightVector;
}
public Node createNodeUsuario(Usuario usuario) {
Node lockNode;
try (Transaction tx = getManagerConnection().getGraphDb().beginTx()) {
lockNode = getManagerConnection().getGraphDb().createNode();
tx.success();
}
try (Transaction tx = getManagerConnection().beginTx()) {
Index<Node> usersIndex = getManagerConnection().getGraphDb().index().forNodes("users");
Node userNode = usersIndex.get("login", usuario.getLogin()).getSingle();
if (userNode != null) {
return userNode;
}
tx.acquireWriteLock(lockNode);
userNode = usersIndex.get("login", usuario.getLogin()).getSingle();
if (userNode == null) {
userNode = getManagerConnection().getGraphDb().createNode(DynamicLabel.label("User"));
usersIndex.add(userNode, "login", usuario.getLogin());
userNode.setProperty("login", usuario.getLogin());
userNode.setProperty("nome", usuario.getNome());
userNode.setProperty("senha", usuario.getSenha());
userNode.setProperty("type", usuario.getType().getName());
}
tx.success();
return userNode;
}
}
public static Map<Label, List<ElasticSearchIndexSpec>> parseIndexSpec(String spec)
throws ParseException {
if (spec == null) {
return new LinkedHashMap<Label, List<ElasticSearchIndexSpec>>();
}
Map<Label, List<ElasticSearchIndexSpec>> map =
new LinkedHashMap<Label, List<ElasticSearchIndexSpec>>();
Matcher matcher = INDEX_SPEC_RE.matcher(spec);
while (matcher.find()) {
Matcher propsMatcher = PROPS_SPEC_RE.matcher(matcher.group("props"));
Set<String> props = new HashSet<String>();
while (propsMatcher.find()) {
props.add(propsMatcher.group());
}
Label label = DynamicLabel.label(matcher.group("label"));
if (map.containsKey(label)) {
throw new ParseException(matcher.group(), 0);
}
map.put(
label,
new ArrayList<ElasticSearchIndexSpec>(
Arrays.asList(new ElasticSearchIndexSpec(matcher.group("indexname"), props))));
}
return map;
}
private Node setLabels(Node node, Collection<String> labels) {
if (labels==null || labels.isEmpty()) return node;
for (String label : labels) {
node.addLabel(DynamicLabel.label(label));
}
return node;
}
public class FriendOfAFriendDepth4 {
public static final Label USER = DynamicLabel.label("User");
private final TraversalDescription traversalDescription;
private final GraphDatabaseService db;
public FriendOfAFriendDepth4(GraphDatabaseService db) {
this.db = db;
traversalDescription = traversalDescription(db);
}
private TraversalDescription traversalDescription(GraphDatabaseService db) {
return db.traversalDescription()
.breadthFirst()
.uniqueness(NODE_GLOBAL)
.relationships(withName("FRIEND"))
.evaluator(
new Evaluator() {
@Override
public Evaluation evaluate(Path path) {
if (path.length() == 4) {
return Evaluation.INCLUDE_AND_PRUNE;
}
return Evaluation.EXCLUDE_AND_CONTINUE;
}
});
}
public Iterable<Node> getFriends(String name) {
ResourceIterable<Node> users = db.findNodesByLabelAndProperty(USER, "name", name);
Node startNode = IteratorUtil.single(users);
return traversalDescription.traverse(startNode).nodes();
}
}
@Test
public void insert() throws InterruptedException {
// START SNIPPET: insert
BatchInserter inserter = null;
try {
inserter =
BatchInserters.inserter(
new File("target/batchinserter-example").getAbsolutePath(), fileSystem);
Label personLabel = DynamicLabel.label("Person");
inserter.createDeferredSchemaIndex(personLabel).on("name").create();
Map<String, Object> properties = new HashMap<>();
properties.put("name", "Mattias");
long mattiasNode = inserter.createNode(properties, personLabel);
properties.put("name", "Chris");
long chrisNode = inserter.createNode(properties, personLabel);
RelationshipType knows = DynamicRelationshipType.withName("KNOWS");
inserter.createRelationship(mattiasNode, chrisNode, knows, null);
} finally {
if (inserter != null) {
inserter.shutdown();
}
}
// END SNIPPET: insert
// try it out from a normal db
GraphDatabaseService db =
new TestGraphDatabaseFactory()
.setFileSystem(fileSystem)
.newImpermanentDatabase(new File("target/batchinserter-example").getAbsolutePath());
try (Transaction tx = db.beginTx()) {
Label personLabelForTesting = DynamicLabel.label("Person");
Node mNode = db.findNode(personLabelForTesting, "name", "Mattias");
Node cNode =
mNode
.getSingleRelationship(DynamicRelationshipType.withName("KNOWS"), Direction.OUTGOING)
.getEndNode();
assertThat((String) cNode.getProperty("name"), is("Chris"));
assertThat(db.schema().getIndexes(personLabelForTesting).iterator().hasNext(), is(true));
} finally {
db.shutdown();
}
}
@Test
public void deletedNewLabelShouldNotInfluenceEquality() { // bug test
try (Transaction tx = database.beginTx()) {
database.createNode(DynamicLabel.label("Accident"));
database.createNode(DynamicLabel.label("RealLabel"));
tx.success();
}
try (Transaction tx = database.beginTx()) {
database.getNodeById(0).delete();
tx.success();
}
String cypher = "CREATE (n:RealLabel)";
assertSameGraph(database, cypher);
}
private Label[] toLabels(Collection<String> labels) {
if (labels==null || labels.isEmpty()) return NO_LABELS;
Label[] labelArray = new Label[labels.size()];
int i=0;
for (String label : labels) {
labelArray[i++]= DynamicLabel.label(label);
}
return labelArray;
}
@Test
public void listing3_10_node_labels() {
usersAndMovies.addLabelToMovies();
try (Transaction tx = graphDb.beginTx()) {
ResourceIterable<Node> movies =
GlobalGraphOperations.at(graphDb).getAllNodesWithLabel(DynamicLabel.label("MOVIES"));
assertEquals(3, IteratorUtil.count(movies));
tx.success();
}
}
@Override
public Object createVertex(
final int id,
final String type,
final Map<String, ? extends Object> attributes,
final Map<String, Object> outgoingEdges,
final Map<String, Object> incomingEdges) {
final Node node = graphDb.createNode(DynamicLabel.label(type));
// this only works for inheritance hierarchies with
if (ModelConstants.SUPERTYPES.containsKey(type)) {
final String ancestor = ModelConstants.SUPERTYPES.get(type);
node.addLabel(DynamicLabel.label(ancestor));
}
for (final Entry<String, ? extends Object> attribute : attributes.entrySet()) {
final String key = attribute.getKey();
Object value = attribute.getValue();
// convert the value to string if it's an enum
value = enumsToString(value);
node.setProperty(key, value);
}
for (final Entry<String, Object> outgoingEdge : outgoingEdges.entrySet()) {
final String label = outgoingEdge.getKey();
if (outgoingEdge.getValue() instanceof Node) {
final Node targetNode = (Node) outgoingEdge.getValue();
node.createRelationshipTo(targetNode, relationship(label));
}
}
for (final Entry<String, Object> incomingEdge : incomingEdges.entrySet()) {
final String label = incomingEdge.getKey();
if (incomingEdge.getValue() instanceof Node) {
final Node sourceNode = (Node) incomingEdge.getValue();
sourceNode.createRelationshipTo(node, relationship(label));
}
}
return node;
}
private static Node addNode(String name) {
Node userNode;
try (Transaction tx = graphDb.beginTx()) {
Label label = DynamicLabel.label("Nome");
userNode = graphDb.createNode(label);
userNode.setProperty("name", name);
System.out.println("node created");
tx.success();
}
return userNode;
}
private static List<Node> getAllClasses(GraphDatabaseService db) {
Transaction tx = db.beginTx();
// Get classes using Java API
final List<Node> finalClasses = new ArrayList<>();
GlobalGraphOperations.at(db)
.getAllNodesWithLabel(DynamicLabel.label("Class"))
.forEach(a -> finalClasses.add(a));
tx.success();
tx.close();
return finalClasses.stream().map(a -> a).collect(Collectors.toList());
}
public static int getDocumentSize(GraphDatabaseService db) {
int documentSize;
String cacheKey = "GLOBAL_DOCUMENT_SIZE";
if (vectorSpaceModelCache.getIfPresent(cacheKey) == null) {
documentSize =
IteratorUtil.count(
GlobalGraphOperations.at(db).getAllNodesWithLabel(DynamicLabel.label("Class")));
vectorSpaceModelCache.put(cacheKey, documentSize);
} else {
documentSize = (Integer) vectorSpaceModelCache.getIfPresent(cacheKey);
}
return documentSize;
}
private static void setLabelSystem() {
IndexDefinition indexDefinition;
try (Transaction tx = graphDb.beginTx()) {
Schema schema = graphDb.schema();
indexDefinition = schema.indexFor(DynamicLabel.label("Nome")).on("name").create();
tx.success();
}
try (Transaction tx = graphDb.beginTx()) {
Schema schema = graphDb.schema();
schema.awaitIndexOnline(indexDefinition, 10, TimeUnit.SECONDS);
}
}
@Override
public Vertex addVertex(final Object... keyValues) {
ElementHelper.legalPropertyKeyValueArray(keyValues);
if (ElementHelper.getIdValue(keyValues).isPresent())
throw Vertex.Exceptions.userSuppliedIdsNotSupported();
final String label = ElementHelper.getLabelValue(keyValues).orElse(Vertex.DEFAULT_LABEL);
this.tx().readWrite();
final Neo4jVertex vertex =
new Neo4jVertex(this.baseGraph.createNode(DynamicLabel.label(label)), this);
ElementHelper.attachProperties(vertex, keyValues);
return vertex;
}
@Test
public void listing3_11_node_labels_and_property() {
try {
usersAndMovies.addLabelToMovies();
} catch (Exception e) {
// ignore if index already exist
}
try (Transaction tx = graphDb.beginTx()) {
ResourceIterable<Node> movies =
graphDb.findNodesByLabelAndProperty(DynamicLabel.label("MOVIES"), "name", "Fargo");
assertEquals(1, IteratorUtil.count(movies));
tx.success();
}
}
private static Node findNodeByName(String nameToFind) {
ArrayList<Node> userNodes = new ArrayList<>();
Label label = DynamicLabel.label("Nome");
try (Transaction tx = graphDb.beginTx()) {
try (ResourceIterator<Node> users = graphDb.findNodes(label, "name", nameToFind)) {
while (users.hasNext()) {
userNodes.add(users.next());
}
for (Node node : userNodes) {
System.out.println("trovato nodo: " + node.getProperty("name"));
}
}
}
return userNodes.get(0);
}
@Test
public void nodeCanBecomeSchemaIndexableInBeforeCommitByAddingLabel() throws Exception {
// Given we have a schema index...
GraphDatabaseService db = dbRule.getGraphDatabaseService();
final Label label = DynamicLabel.label("Label");
IndexDefinition index;
try (Transaction tx = db.beginTx()) {
index = db.schema().indexFor(label).on("indexed").create();
tx.success();
}
// ... and a transaction event handler that likes to add the indexed property on nodes
db.registerTransactionEventHandler(
new TransactionEventHandler.Adapter<Object>() {
@Override
public Object beforeCommit(TransactionData data) throws Exception {
Iterator<Node> nodes = data.createdNodes().iterator();
if (nodes.hasNext()) {
Node node = nodes.next();
node.addLabel(label);
}
return null;
}
});
// When we create a node with the right property, but not the right label...
try (Transaction tx = db.beginTx()) {
db.schema().awaitIndexesOnline(10, TimeUnit.SECONDS);
Node node = db.createNode();
node.setProperty("indexed", "value");
node.setProperty("random", 42);
tx.success();
}
// Then we should be able to look it up through the index.
try (Transaction ignore = db.beginTx()) {
Node node = db.findNode(label, "indexed", "value");
assertThat(node.getProperty("random"), is((Object) 42));
}
}
private static List<Integer> getFeatureIndexList(GraphDatabaseService db) {
Transaction tx = db.beginTx();
// Get classes using Java API
final List<Node> patterns = new ArrayList<>();
GlobalGraphOperations.at(db)
.getAllNodesWithLabel(DynamicLabel.label("Pattern"))
.forEach(a -> patterns.add(a));
Collections.sort(
patterns,
(a, b) ->
((Integer) b.getProperty("threshold"))
.compareTo(((Integer) a.getProperty("threshold"))));
List<Integer> patternIds =
patterns.stream().map(a -> ((Long) a.getId()).intValue()).collect(Collectors.toList());
tx.success();
tx.close();
return patternIds;
}
protected void verifyData(int nodeCount, GraphDatabaseService db) {
// Verify that all the labels are in place
Set<Label> expectedLabels = new HashSet<>();
for (String label : LABELS) {
expectedLabels.add(DynamicLabel.label(label));
}
GlobalGraphOperations globalOps = GlobalGraphOperations.at(db);
Set<Label> allLabels = Iterables.toSet(globalOps.getAllLabels());
assertThat(allLabels, is(expectedLabels));
// Sample some nodes for deeper inspection of their contents
Random random = new Random();
for (int i = 0; i < nodeCount / 10; i++) {
Node node = db.getNodeById(random.nextInt(nodeCount));
int count = count(node.getRelationships());
assertEquals("For node " + node, count, node.getDegree());
for (String key : node.getPropertyKeys()) {
node.getProperty(key);
Set<Label> actualLabels = Iterables.toSet(node.getLabels());
assertThat(actualLabels, is(expectedLabels));
}
}
}
public class HaCountsIT {
@Test
public void shouldUpdateCountsOnSlavesWhenCreatingANodeOnMaster() throws Exception {
// when creating a node on the master
createANode(master, LABEL, PROPERTY_VALUE, PROPERTY_NAME);
// and the slaves got the updates
cluster.sync(master);
// then the slaves has updated counts
assertOnNodeCounts(1, 1, LABEL, master);
assertOnNodeCounts(1, 1, LABEL, slave1);
assertOnNodeCounts(1, 1, LABEL, slave2);
}
@Test
public void shouldUpdateCountsOnMasterAndSlaveWhenCreatingANodeOnSlave() throws Exception {
// when creating a node on the slave
createANode(slave1, LABEL, PROPERTY_VALUE, PROPERTY_NAME);
// and the master and slave2 got the updates
cluster.sync(slave1);
// then the master and the other slave have updated counts
assertOnNodeCounts(1, 1, LABEL, master);
assertOnNodeCounts(1, 1, LABEL, slave1);
assertOnNodeCounts(1, 1, LABEL, slave2);
}
@Test
public void shouldUpdateCountsOnSlavesWhenCreatingAnIndexOnMaster() throws Exception {
// when creating a node on the master
createANode(master, LABEL, PROPERTY_VALUE, PROPERTY_NAME);
IndexDescriptor indexDescriptor = createAnIndex(master, LABEL, PROPERTY_NAME);
awaitOnline(master, indexDescriptor);
// and the slaves got the updates
cluster.sync(master);
awaitOnline(slave1, indexDescriptor);
awaitOnline(slave2, indexDescriptor);
// then the slaves has updated counts
assertOnIndexCounts(0, 1, 1, 1, indexDescriptor, master);
assertOnIndexCounts(0, 1, 1, 1, indexDescriptor, slave1);
assertOnIndexCounts(0, 1, 1, 1, indexDescriptor, slave2);
}
@Test
public void shouldUpdateCountsOnClusterWhenCreatingANodeOnSlaveAndAnIndexOnMaster()
throws Exception {
// when creating a node on the master
createANode(slave1, LABEL, PROPERTY_VALUE, PROPERTY_NAME);
IndexDescriptor indexDescriptor = createAnIndex(master, LABEL, PROPERTY_NAME);
awaitOnline(master, indexDescriptor);
// and the updates are propagate in the cluster
cluster.sync();
awaitOnline(slave1, indexDescriptor);
awaitOnline(slave2, indexDescriptor);
// then the slaves has updated counts
assertOnIndexCounts(0, 1, 1, 1, indexDescriptor, master);
assertOnIndexCounts(0, 1, 1, 1, indexDescriptor, slave1);
assertOnIndexCounts(0, 1, 1, 1, indexDescriptor, slave2);
}
private void createANode(
HighlyAvailableGraphDatabase db, Label label, String value, String property) {
try (Transaction tx = db.beginTx()) {
Node node = db.createNode(label);
node.setProperty(property, value);
tx.success();
}
}
private IndexDescriptor createAnIndex(
HighlyAvailableGraphDatabase db, Label label, String propertyName) throws KernelException {
try (Transaction tx = db.beginTx()) {
Statement statement = statement(db);
int labelId = statement.tokenWriteOperations().labelGetOrCreateForName(label.name());
int propertyKeyId =
statement.tokenWriteOperations().propertyKeyGetOrCreateForName(propertyName);
IndexDescriptor index = statement.schemaWriteOperations().indexCreate(labelId, propertyKeyId);
tx.success();
return index;
}
}
private void assertOnNodeCounts(
int expectedTotalNodes,
int expectedLabelledNodes,
Label label,
HighlyAvailableGraphDatabase db) {
try (Transaction ignored = db.beginTx()) {
final Statement statement = statement(db);
final int labelId = statement.readOperations().labelGetForName(label.name());
assertEquals(expectedTotalNodes, statement.readOperations().countsForNode(-1));
assertEquals(expectedLabelledNodes, statement.readOperations().countsForNode(labelId));
}
}
private void assertOnIndexCounts(
int expectedIndexUpdates,
int expectedIndexSize,
int expectedUniqueValues,
int expectedSampleSize,
IndexDescriptor indexDescriptor,
HighlyAvailableGraphDatabase db) {
CountsTracker counts = counts(db);
int labelId = indexDescriptor.getLabelId();
int propertyKeyId = indexDescriptor.getPropertyKeyId();
assertDoubleLongEquals(
expectedIndexUpdates,
expectedIndexSize,
counts.indexUpdatesAndSize(labelId, propertyKeyId, newDoubleLongRegister()));
assertDoubleLongEquals(
expectedUniqueValues,
expectedSampleSize,
counts.indexSample(labelId, propertyKeyId, newDoubleLongRegister()));
}
private void assertDoubleLongEquals(
int expectedFirst, int expectedSecond, DoubleLongRegister actualValues) {
String msg =
String.format(
"Expected (%d,%d) but was (%d,%d)",
expectedFirst, expectedSecond, actualValues.readFirst(), actualValues.readSecond());
assertTrue(msg, actualValues.hasValues(expectedFirst, expectedSecond));
}
private CountsTracker counts(HighlyAvailableGraphDatabase db) {
return db.getDependencyResolver().resolveDependency(NeoStore.class).getCounts();
}
private Statement statement(HighlyAvailableGraphDatabase db) {
return db.getDependencyResolver().resolveDependency(ThreadToStatementContextBridge.class).get();
}
private IndexDescriptor awaitOnline(HighlyAvailableGraphDatabase db, IndexDescriptor index)
throws KernelException {
long start = System.currentTimeMillis();
long end = start + 3000;
while (System.currentTimeMillis() < end) {
try (Transaction tx = db.beginTx()) {
switch (statement(db).readOperations().indexGetState(index)) {
case ONLINE:
return index;
case FAILED:
throw new IllegalStateException("Index failed instead of becoming ONLINE");
default:
break;
}
tx.success();
try {
Thread.sleep(100);
} catch (InterruptedException e) {
// ignored
}
}
}
throw new IllegalStateException("Index did not become ONLINE within reasonable time");
}
private static final Label LABEL = DynamicLabel.label("label");
private static final String PROPERTY_NAME = "prop";
private static final String PROPERTY_VALUE = "value";
@Rule public TargetDirectory.TestDirectory dir = TargetDirectory.testDirForTest(getClass());
private ClusterManager clusterManager;
private ClusterManager.ManagedCluster cluster;
private HighlyAvailableGraphDatabase master;
private HighlyAvailableGraphDatabase slave1;
private HighlyAvailableGraphDatabase slave2;
@Before
public void setup() throws Throwable {
clusterManager = new ClusterManager(clusterOfSize(3), dir.graphDbDir(), stringMap());
clusterManager.start();
cluster = clusterManager.getDefaultCluster();
cluster.await(ClusterManager.allSeesAllAsAvailable());
master = cluster.getMaster();
slave1 = cluster.getAnySlave();
slave2 = cluster.getAnySlave(slave1);
}
@After
public void teardown() throws Throwable {
clusterManager.shutdown();
}
}
@Override
public boolean include(Node node) {
return !(node.hasLabel(DynamicLabel.label("ChangeSet")));
}
@Override
public boolean include(Node node) {
return node.hasLabel(DynamicLabel.label("Blue"));
}
public void _addLabels(Node node, String[] labels) {
for (String label : labels) node.addLabel(DynamicLabel.label(label));
}
public void _addLabel(Node node, String label) {
node.addLabel(DynamicLabel.label(label));
}
public Label getLabel() {
return DynamicLabel.label("BaseLabel");
}
private List<Node> _findRelatedNodes(GraphKey key) {
return _findRelatedNodes(DynamicLabel.label(key.getIndex()), key.getKey(), key.getValue());
}
