@Test
public void basicProperties() throws Exception {
GraphDatabaseAPI db = (GraphDatabaseAPI) factory.newImpermanentDatabase();
PropertyContainer graphProperties = properties(db);
assertThat(graphProperties, inTx(db, not(hasProperty("test"))));
Transaction tx = db.beginTx();
graphProperties.setProperty("test", "yo");
assertEquals("yo", graphProperties.getProperty("test"));
tx.success();
tx.finish();
assertThat(graphProperties, inTx(db, hasProperty("test").withValue("yo")));
tx = db.beginTx();
assertNull(graphProperties.removeProperty("something non existent"));
assertEquals("yo", graphProperties.removeProperty("test"));
assertNull(graphProperties.getProperty("test", null));
graphProperties.setProperty("other", 10);
assertEquals(10, graphProperties.getProperty("other"));
graphProperties.setProperty("new", "third");
tx.success();
tx.finish();
assertThat(graphProperties, inTx(db, not(hasProperty("test"))));
assertThat(graphProperties, inTx(db, hasProperty("other").withValue(10)));
assertThat(getPropertyKeys(db, graphProperties), containsOnly("other", "new"));
tx = db.beginTx();
graphProperties.setProperty("rollback", true);
assertEquals(true, graphProperties.getProperty("rollback"));
tx.finish();
assertThat(graphProperties, inTx(db, not(hasProperty("rollback"))));
db.shutdown();
}
private void setSuccess(GraphDatabaseAPI graphdb, boolean success) {
try (Transaction tx = graphdb.beginTx()) {
Node node = graphdb.createNode();
node.setProperty("success", success);
tx.success();
}
}
@Test
public void setManyGraphProperties() throws Exception {
GraphDatabaseAPI db = (GraphDatabaseAPI) factory.newImpermanentDatabase();
Transaction tx = db.beginTx();
Object[] values =
new Object[] {
10,
"A string value",
new float[] {1234.567F, 7654.321F},
"A rather longer string which wouldn't fit inlined #!)(&¤"
};
int count = 200;
for (int i = 0; i < count; i++) {
properties(db).setProperty("key" + i, values[i % values.length]);
}
tx.success();
tx.finish();
for (int i = 0; i < count; i++) {
assertThat(
properties(db), inTx(db, hasProperty("key" + i).withValue(values[i % values.length])));
}
clearCache(db);
for (int i = 0; i < count; i++) {
assertThat(
properties(db), inTx(db, hasProperty("key" + i).withValue(values[i % values.length])));
}
db.shutdown();
}
protected Relationship[] createRelationshipChain(RelationshipType type, int length) {
try (Transaction transaction = db.beginTx()) {
Relationship[] relationshipChain = createRelationshipChain(db.createNode(), type, length);
transaction.success();
return relationshipChain;
}
}
protected void assertNodeExists(long id) {
try (Transaction ignore = db.beginTx()) {
db.getNodeById(id);
} catch (NotFoundException e) {
fail("Node " + id + " should exist");
}
}
public Response<IdAllocation> allocateIds(IdType idType) {
IdGenerator generator = graphDb.getIdGeneratorFactory().get(idType);
IdAllocation result =
new IdAllocation(
generator.nextIdBatch(ID_GRAB_SIZE), generator.getHighId(), generator.getDefragCount());
return ServerUtil.packResponseWithoutTransactionStream(graphDb.getStoreId(), result);
}
@Override
public void run(GraphDatabaseAPI graphdb) {
try (Transaction ignored = graphdb.beginTx()) {
for (int i = 0; i < count; i++)
graphdb.index().forNodes("index" + i).get("name", i).getSingle();
}
if (resume) resumeFlushThread();
}
@Override
public void run(GraphDatabaseAPI graphdb) {
try (Transaction tx = graphdb.beginTx()) {
for (int i = 0; i < 3; i++)
graphdb.index().forNodes("index" + i).add(graphdb.createNode(), "name", "" + i);
tx.success();
}
}
protected void assertNodeDoesntExist(long id) {
try (Transaction ignore = db.beginTx()) {
db.getNodeById(id);
fail("Relationship " + id + " shouldn't exist");
} catch (NotFoundException e) {
// Good
}
}
public MasterImpl(GraphDatabaseAPI db, Logging logging, Config config) {
this.graphDb = db;
this.msgLog = logging.getMessagesLog(getClass());
this.config = config;
graphProperties =
graphDb.getDependencyResolver().resolveDependency(NodeManager.class).getGraphProperties();
txManager = graphDb.getDependencyResolver().resolveDependency(TransactionManager.class);
}
long createNode() {
GraphDatabaseAPI graphdb = server().getDatabase().getGraph();
try (Transaction tx = graphdb.beginTx()) {
Node node = graphdb.createNode();
tx.success();
return node.getId();
}
}
@Override
public void run(GraphDatabaseAPI graphdb) {
try (Transaction ignored = graphdb.beginTx()) {
// TODO: Pass a node reference around of assuming the id will be deterministically assigned,
// artifact of removing the reference node, upon which this test used to depend.
assertTrue((Boolean) graphdb.getNodeById(3).getProperty("success"));
}
}
private Set<Node> doIndexLookup(Label myLabel, Object value) {
Transaction tx = db.beginTx();
Iterable<Node> iter = db.findNodesByLabelAndProperty(myLabel, NUM_BANANAS_KEY, value);
Set<Node> nodes = asUniqueSet(iter);
tx.success();
tx.finish();
return nodes;
}
private void createARelationship(GraphDatabaseAPI db) {
Transaction tx = db.beginTx();
Node node1 = db.createNode();
Node node2 = db.createNode();
node1.createRelationshipTo(node2, withName("friend"));
tx.success();
tx.finish();
}
public Response<Pair<Integer, Long>> getMasterIdForCommittedTx(long txId, StoreId storeId) {
XaDataSource nioneoDataSource = graphDb.getXaDataSourceManager().getNeoStoreDataSource();
try {
Pair<Integer, Long> masterId = nioneoDataSource.getMasterForCommittedTx(txId);
return ServerUtil.packResponseWithoutTransactionStream(graphDb.getStoreId(), masterId);
} catch (IOException e) {
throw new RuntimeException("Couldn't get master ID for " + txId, e);
}
}
private void doTransaction() {
Transaction tx = db.beginTx();
try {
db.createNode();
tx.success();
} finally {
tx.finish();
}
}
protected Node getCurrentNode() throws RemoteException, ShellException {
Serializable current =
shellServer.interpretVariable(shellClient.getId(), Variables.CURRENT_KEY);
int nodeId = parseInt(current.toString().substring(1));
try (Transaction tx = db.beginTx()) {
Node nodeById = db.getNodeById(nodeId);
tx.success();
return nodeById;
}
}
private void updateNode(long nodeId, int value) {
Transaction tx = db.beginTx();
try {
Node node = db.getNodeById(nodeId);
node.setProperty(NUM_BANANAS_KEY, value);
tx.success();
} finally {
tx.finish();
}
}
private void createIndex(Label label) {
Transaction tx = db.beginTx();
IndexDefinition definition = db.schema().indexFor(label).on(NUM_BANANAS_KEY).create();
tx.success();
tx.finish();
tx = db.beginTx();
db.schema().awaitIndexOnline(definition, 10, TimeUnit.SECONDS);
tx.finish();
}
@Before
public void before() {
GraphDatabaseAPI graphDatabaseAPI = dbRule.getGraphDatabaseAPI();
this.db = graphDatabaseAPI;
DependencyResolver dependencyResolver = graphDatabaseAPI.getDependencyResolver();
this.bridge = dependencyResolver.resolveDependency(ThreadToStatementContextBridge.class);
graphDatabaseAPI
.getDependencyResolver()
.resolveDependency(Monitors.class)
.addMonitorListener(indexOnlineMonitor);
}
@Test
public void testSetSoftRefCache() {
ArrayList<CacheProvider> cacheList = new ArrayList<>();
TestGraphDatabaseFactory gdbf = new TestGraphDatabaseFactory();
cacheList.add(new SoftCacheProvider());
gdbf.setCacheProviders(cacheList);
GraphDatabaseAPI db = (GraphDatabaseAPI) gdbf.newImpermanentDatabase();
assertEquals(
SoftCacheProvider.NAME,
db.getDependencyResolver().resolveDependency(NodeManager.class).getCacheType().getName());
}
private long createNode(Label label, int number)
throws PropertyKeyNotFoundException, LabelNotFoundKernelException {
Transaction tx = db.beginTx();
try {
Node node = db.createNode(label);
node.setProperty(NUM_BANANAS_KEY, number);
tx.success();
return node.getId();
} finally {
tx.finish();
}
}
@Override
public Response<Void> pushTransaction(RequestContext context, String resourceName, long tx) {
graphDb
.getTxIdGenerator()
.committed(
graphDb.getXaDataSourceManager().getXaDataSource(resourceName),
context.getEventIdentifier(),
tx,
context.machineId());
return new Response<Void>(
null, graphDb.getStoreId(), TransactionStream.EMPTY, ResourceReleaser.NO_OP);
}
@Test
public void twoUncleanInARow() throws Exception {
String storeDir = new File("dir").getAbsolutePath();
EphemeralFileSystemAbstraction snapshot = produceUncleanStore(fs.get(), storeDir);
snapshot = produceUncleanStore(snapshot, storeDir);
snapshot = produceUncleanStore(snapshot, storeDir);
GraphDatabaseAPI db =
(GraphDatabaseAPI)
new TestGraphDatabaseFactory().setFileSystem(snapshot).newImpermanentDatabase(storeDir);
assertThat(properties(db), inTx(db, hasProperty("prop").withValue("Some value")));
db.shutdown();
}
protected Relationship[] createRelationshipChain(
Node startingFromNode, RelationshipType type, int length) {
try (Transaction tx = db.beginTx()) {
Relationship[] rels = new Relationship[length];
Node firstNode = startingFromNode;
for (int i = 0; i < rels.length; i++) {
Node secondNode = db.createNode();
rels[i] = firstNode.createRelationshipTo(secondNode, type);
firstNode = secondNode;
}
tx.success();
return rels;
}
}
private Relationship relationship(long id) throws RelationshipNotFoundException {
try {
return graphDb.getRelationshipById(id);
} catch (NotFoundException e) {
throw new RelationshipNotFoundException();
}
}
private Node node(long id) throws NodeNotFoundException {
try {
return graphDb.getNodeById(id);
} catch (NotFoundException e) {
throw new NodeNotFoundException(e);
}
}
private void tryOnce(final GraphDatabaseAPI db, final Node node, int iterations)
throws Throwable {
db.getDependencyResolver().resolveDependency(Caches.class).clear();
ExecutorService executor = newCachedThreadPool();
final CountDownLatch startSignal = new CountDownLatch(1);
int threads = getRuntime().availableProcessors();
final List<Throwable> errors = Collections.synchronizedList(new ArrayList<Throwable>());
for (int i = 0; i < threads; i++) {
executor.submit(
new Runnable() {
@Override
public void run() {
awaitStartSignalAndRandomTimeLonger(startSignal);
Transaction transaction = db.beginTx();
try {
assertEquals(relCount, count(node.getRelationships()));
} catch (Throwable e) {
errors.add(e);
} finally {
transaction.finish();
}
}
});
}
startSignal.countDown();
executor.shutdown();
executor.awaitTermination(10, SECONDS);
if (!errors.isEmpty()) {
throw new MultipleCauseException(
format("Exception(s) after %s iterations with %s threads", iterations, threads), errors);
}
}
private void flushAll() {
db.getDependencyResolver()
.resolveDependency(XaDataSourceManager.class)
.getNeoStoreDataSource()
.getNeoStore()
.flushAll();
}
private int sizeOfRelationship(Relationship relationship) {
try (Transaction ignore = db.beginTx()) {
return getRelationshipCache()
.get(relationship.getId())
.sizeOfObjectInBytesIncludingOverhead();
}
}
