Examples with GraphDatabaseService org.neo4j.graphdb.GraphDatabaseService used on opensource projects

Example 51 with GraphDatabaseService

use of org.neo4j.graphdb.GraphDatabaseService in project neo4j by neo4j.

the class Fixtures method applyTo.

public void applyTo(InProcessServerControls controls) {
    GraphDatabaseService db = controls.graph();
    for (String fixtureStatement : fixtureStatements) {
        try (Transaction tx = db.beginTx()) {
            db.execute(fixtureStatement);
            tx.success();
        }
    }
    for (Function<GraphDatabaseService, Void> fixtureFunction : fixtureFunctions) {
        fixtureFunction.apply(db);
    }
}

Example 52 with GraphDatabaseService

use of org.neo4j.graphdb.GraphDatabaseService in project neo4j by neo4j.

the class InProcessBuilderTest method shouldRunBuilderOnExistingStoreDir.

@Test
public void shouldRunBuilderOnExistingStoreDir() throws Exception {
    // When
    // create graph db with one node upfront
    Path dir = Files.createTempDirectory(getClass().getSimpleName() + "_shouldRunBuilderOnExistingStorageDir");
    File storeDir = Config.embeddedDefaults(stringMap(DatabaseManagementSystemSettings.data_directory.name(), dir.toString())).get(DatabaseManagementSystemSettings.database_path);
    try {
        GraphDatabaseService db = new TestGraphDatabaseFactory().newEmbeddedDatabase(storeDir);
        try {
            db.execute("create ()");
        } finally {
            db.shutdown();
        }
        try (ServerControls server = getTestServerBuilder(testDir.directory()).copyFrom(dir.toFile()).newServer()) {
            // Then
            try (Transaction tx = server.graph().beginTx()) {
                ResourceIterable<Node> allNodes = Iterables.asResourceIterable(server.graph().getAllNodes());
                assertTrue(Iterables.count(allNodes) > 0);
                // When: create another node
                server.graph().createNode();
                tx.success();
            }
        }
        // Then: we still only have one node since the server is supposed to work on a copy
        db = new TestGraphDatabaseFactory().newEmbeddedDatabase(storeDir);
        try {
            try (Transaction tx = db.beginTx()) {
                assertEquals(1, Iterables.count(db.getAllNodes()));
                tx.success();
            }
        } finally {
            db.shutdown();
        }
    } finally {
        FileUtils.forceDelete(dir.toFile());
    }
}

Example 53 with GraphDatabaseService

use of org.neo4j.graphdb.GraphDatabaseService in project neo4j by neo4j.

the class CdTest method createNodeWithSomeSubNodes.

private Node createNodeWithSomeSubNodes(String... names) {
    GraphDatabaseService db = dbRule.getGraphDatabaseAPI();
    try (Transaction tx = db.beginTx()) {
        Node root = db.createNode();
        for (String name : names) {
            Node node = db.createNode();
            node.setProperty("name", name);
            root.createRelationshipTo(node, MyRelTypes.TEST);
        }
        tx.success();
        return root;
    }
}

Example 54 with GraphDatabaseService

use of org.neo4j.graphdb.GraphDatabaseService in project neo4j by neo4j.

the class TestBackup method shouldIncrementallyBackupDenseNodes.

@Test
public void shouldIncrementallyBackupDenseNodes() throws Exception {
    GraphDatabaseService db = startGraphDatabase(serverPath, true);
    try {
        createInitialDataset(db);
        OnlineBackup backup = OnlineBackup.from("127.0.0.1");
        backup.full(backupPath.getPath());
        DbRepresentation representation = addLotsOfData(db);
        backup.incremental(backupPath.getPath());
        assertEquals(representation, getDbRepresentation());
    } finally {
        db.shutdown();
    }
}

Example 55 with GraphDatabaseService

use of org.neo4j.graphdb.GraphDatabaseService in project neo4j by neo4j.

the class TestBackup method backupIndexWithNoCommits.

@Test
public void backupIndexWithNoCommits() throws Exception {
    GraphDatabaseService db = null;
    try {
        db = getEmbeddedTestDataBaseService();
        try (Transaction transaction = db.beginTx()) {
            db.index().forNodes("created-no-commits");
            transaction.success();
        }
        OnlineBackup backup = OnlineBackup.from("127.0.0.1");
        backup.full(backupPath.getPath());
        assertTrue("Should be consistent", backup.isConsistent());
        assertTrue(backup.isConsistent());
    } finally {
        if (db != null) {
            db.shutdown();
        }
    }
}