Examples with GraphDatabaseAPI org.neo4j.kernel.internal.GraphDatabaseAPI used on opensource projects

Example 16 with GraphDatabaseAPI

use of org.neo4j.kernel.internal.GraphDatabaseAPI in project neo4j by neo4j.

the class TestGraphProperties method twoUncleanInARow.

@Test
public void twoUncleanInARow() throws Exception {
    File storeDir = new File("dir");
    try (EphemeralFileSystemAbstraction snapshot = produceUncleanStore(fs.get(), storeDir)) {
        try (EphemeralFileSystemAbstraction snapshot2 = produceUncleanStore(snapshot, storeDir)) {
            GraphDatabaseAPI db = (GraphDatabaseAPI) new TestGraphDatabaseFactory().setFileSystem(produceUncleanStore(snapshot2, storeDir)).newImpermanentDatabase(storeDir);
            assertThat(properties(db), inTx(db, hasProperty("prop").withValue("Some value")));
            db.shutdown();
        }
    }
}

Example 17 with GraphDatabaseAPI

use of org.neo4j.kernel.internal.GraphDatabaseAPI in project neo4j by neo4j.

the class FullCheckIntegrationTest method statementOn.

private static KernelStatement statementOn(GraphDatabaseService db) {
    DependencyResolver resolver = ((GraphDatabaseAPI) db).getDependencyResolver();
    ThreadToStatementContextBridge bridge = resolver.resolveDependency(ThreadToStatementContextBridge.class);
    return (KernelStatement) bridge.get();
}

Example 18 with GraphDatabaseAPI

use of org.neo4j.kernel.internal.GraphDatabaseAPI in project neo4j by neo4j.

the class TestKernelExtension method shouldBeShutdown.

/**
     * Check that lifecycle status of extension is SHUTDOWN
     */
@Test
public void shouldBeShutdown() throws Exception {
    GraphDatabaseAPI graphdb = graphdb(0);
    graphdb.shutdown();
    assertEquals(LifecycleStatus.SHUTDOWN, graphdb.getDependencyResolver().resolveDependency(KernelExtensions.class).resolveDependency(DummyExtension.class).getStatus());
}

Example 19 with GraphDatabaseAPI

use of org.neo4j.kernel.internal.GraphDatabaseAPI in project neo4j by neo4j.

the class GraphDatabaseShutdownTest method transactionShouldReleaseLocksWhenGraphDbIsBeingShutdown.

@Test
public void transactionShouldReleaseLocksWhenGraphDbIsBeingShutdown() throws Exception {
    // GIVEN
    final GraphDatabaseAPI db = newDb();
    final Locks locks = db.getDependencyResolver().resolveDependency(Locks.class);
    assertEquals(0, lockCount(locks));
    Exception exceptionThrownByTxClose = null;
    // WHEN
    try (Transaction tx = db.beginTx()) {
        Node node = db.createNode();
        tx.acquireWriteLock(node);
        assertEquals(1, lockCount(locks));
        db.shutdown();
        db.createNode();
        tx.success();
    } catch (Exception e) {
        exceptionThrownByTxClose = e;
    }
    // THEN
    assertThat(exceptionThrownByTxClose, instanceOf(DatabaseShutdownException.class));
    assertFalse(db.isAvailable(1));
    assertEquals(0, lockCount(locks));
}

Example 20 with GraphDatabaseAPI

use of org.neo4j.kernel.internal.GraphDatabaseAPI in project neo4j by neo4j.

the class ReadTransactionLogWritingTest method createDataset.

@Before
public void createDataset() throws IOException {
    GraphDatabaseAPI db = dbr.getGraphDatabaseAPI();
    try (Transaction tx = db.beginTx()) {
        node = db.createNode(label);
        node.setProperty("short", 123);
        node.setProperty("long", longString(300));
        relationship = node.createRelationshipTo(db.createNode(), MyRelTypes.TEST);
        relationship.setProperty("short", 123);
        relationship.setProperty("long", longString(300));
        tx.success();
    }
    logEntriesWrittenBeforeReadOperations = countLogEntries();
}