Examples with Connector com.facebook.presto.spi.connector.Connector used on opensource projects

Example 1 with Connector

use of com.facebook.presto.spi.connector.Connector in project presto by prestodb.

the class TestAnalyzer method createTestingCatalog.

private Catalog createTestingCatalog(String catalogName, ConnectorId connectorId) {
    ConnectorId systemId = createSystemTablesConnectorId(connectorId);
    Connector connector = createTestingConnector();
    InternalNodeManager nodeManager = new InMemoryNodeManager();
    return new Catalog(catalogName, connectorId, connector, createInformationSchemaConnectorId(connectorId), new InformationSchemaConnector(catalogName, nodeManager, metadata, accessControl), systemId, new SystemConnector(systemId, nodeManager, connector.getSystemTables(), transactionId -> transactionManager.getConnectorTransaction(transactionId, connectorId)));
}

Example 2 with Connector

use of com.facebook.presto.spi.connector.Connector in project presto by prestodb.

the class TestTransactionManager method testTransactionWorkflow.

@Test
public void testTransactionWorkflow() {
    try (IdleCheckExecutor executor = new IdleCheckExecutor()) {
        CatalogManager catalogManager = new CatalogManager();
        TransactionManager transactionManager = InMemoryTransactionManager.create(new TransactionManagerConfig(), executor.getExecutor(), catalogManager, finishingExecutor);
        Connector c1 = new TpchConnectorFactory().create(CATALOG_NAME, ImmutableMap.of(), new TestingConnectorContext());
        registerConnector(catalogManager, transactionManager, CATALOG_NAME, CONNECTOR_ID, c1);
        TransactionId transactionId = transactionManager.beginTransaction(false);
        assertEquals(transactionManager.getAllTransactionInfos().size(), 1);
        TransactionInfo transactionInfo = transactionManager.getTransactionInfo(transactionId);
        assertFalse(transactionInfo.isAutoCommitContext());
        assertTrue(transactionInfo.getConnectorIds().isEmpty());
        assertFalse(transactionInfo.getWrittenConnectorId().isPresent());
        ConnectorMetadata metadata = transactionManager.getOptionalCatalogMetadata(transactionId, CATALOG_NAME).get().getMetadata();
        metadata.listSchemaNames(TEST_SESSION.toConnectorSession(CONNECTOR_ID));
        transactionInfo = transactionManager.getTransactionInfo(transactionId);
        assertEquals(transactionInfo.getConnectorIds(), ImmutableList.of(CONNECTOR_ID, INFORMATION_SCHEMA_ID, SYSTEM_TABLES_ID));
        assertFalse(transactionInfo.getWrittenConnectorId().isPresent());
        getFutureValue(transactionManager.asyncCommit(transactionId));
        assertTrue(transactionManager.getAllTransactionInfos().isEmpty());
    }
}

Example 3 with Connector

use of com.facebook.presto.spi.connector.Connector in project presto by prestodb.

the class TestRedisPlugin method testStartup.

@Test
public void testStartup() {
    RedisPlugin plugin = new RedisPlugin();
    ConnectorFactory factory = getOnlyElement(plugin.getConnectorFactories());
    assertInstanceOf(factory, RedisConnectorFactory.class);
    Connector c = factory.create("test-connector", ImmutableMap.<String, String>builder().put("redis.table-names", "test").put("redis.nodes", "localhost:6379").build(), new TestingConnectorContext());
    assertNotNull(c);
}

Example 4 with Connector

use of com.facebook.presto.spi.connector.Connector in project presto by prestodb.

the class IndexedTpchConnectorFactory method create.

@Override
public Connector create(String catalogName, Map<String, String> properties, ConnectorContext context) {
    int splitsPerNode = getSplitsPerNode(properties);
    TpchIndexedData indexedData = new TpchIndexedData(catalogName, indexSpec);
    NodeManager nodeManager = context.getNodeManager();
    return new Connector() {

        @Override
        public ConnectorTransactionHandle beginTransaction(IsolationLevel isolationLevel, boolean readOnly) {
            return TpchTransactionHandle.INSTANCE;
        }

        @Override
        public ConnectorMetadata getMetadata(ConnectorTransactionHandle transactionHandle) {
            return new TpchIndexMetadata(catalogName, indexedData);
        }

        @Override
        public ConnectorSplitManager getSplitManager() {
            return new TpchSplitManager(nodeManager, splitsPerNode);
        }

        @Override
        public ConnectorRecordSetProvider getRecordSetProvider() {
            return new TpchRecordSetProvider();
        }

        @Override
        public ConnectorIndexProvider getIndexProvider() {
            return new TpchIndexProvider(indexedData);
        }

        @Override
        public Set<SystemTable> getSystemTables() {
            return ImmutableSet.of(new ExampleSystemTable());
        }

        @Override
        public ConnectorNodePartitioningProvider getNodePartitioningProvider() {
            return new TpchNodePartitioningProvider(nodeManager, splitsPerNode);
        }
    };
}

Example 5 with Connector

use of com.facebook.presto.spi.connector.Connector in project presto by prestodb.

the class TpchConnectorFactory method create.

@Override
public Connector create(String catalogName, Map<String, String> properties, ConnectorContext context) {
    int splitsPerNode = getSplitsPerNode(properties);
    ColumnNaming columnNaming = ColumnNaming.valueOf(properties.getOrDefault(TPCH_COLUMN_NAMING_PROPERTY, ColumnNaming.SIMPLIFIED.name()).toUpperCase());
    NodeManager nodeManager = context.getNodeManager();
    return new Connector() {

        @Override
        public ConnectorTransactionHandle beginTransaction(IsolationLevel isolationLevel, boolean readOnly) {
            return TpchTransactionHandle.INSTANCE;
        }

        @Override
        public ConnectorMetadata getMetadata(ConnectorTransactionHandle transaction) {
            return new TpchMetadata(catalogName, columnNaming, predicatePushdownEnabled, isPartitioningEnabled(properties));
        }

        @Override
        public ConnectorSplitManager getSplitManager() {
            return new TpchSplitManager(nodeManager, splitsPerNode);
        }

        @Override
        public ConnectorRecordSetProvider getRecordSetProvider() {
            return new TpchRecordSetProvider();
        }

        @Override
        public ConnectorNodePartitioningProvider getNodePartitioningProvider() {
            return new TpchNodePartitioningProvider(nodeManager, splitsPerNode);
        }
    };
}