private Operator createTableWriterOperator(BlockingPageSink blockingPageSink) {
PageSinkManager pageSinkProvider = new PageSinkManager();
pageSinkProvider.addConnectorPageSinkProvider(
CONNECTOR_ID, new ConstantPageSinkProvider(blockingPageSink));
TableWriterOperator.TableWriterOperatorFactory factory =
new TableWriterOperator.TableWriterOperatorFactory(
0,
new PlanNodeId("test"),
pageSinkProvider,
new TableWriterNode.CreateHandle(
new OutputTableHandle(
CONNECTOR_ID,
new ConnectorTransactionHandle() {},
new ConnectorOutputTableHandle() {})),
ImmutableList.of(0),
Optional.empty(),
TEST_SESSION);
return factory.createOperator(
createTaskContext(executor, TEST_SESSION)
.addPipelineContext(true, true)
.addDriverContext());
}
private void addConnector(String catalogName, String connectorId, Connector connector) {
ConnectorMetadata connectorMetadata = connector.getMetadata();
checkState(connectorMetadata != null, "Connector %s can not provide metadata", connectorId);
ConnectorSplitManager connectorSplitManager = connector.getSplitManager();
checkState(
connectorSplitManager != null, "Connector %s does not have a split manager", connectorId);
ConnectorPageSourceProvider connectorPageSourceProvider = null;
try {
connectorPageSourceProvider = connector.getPageSourceProvider();
checkNotNull(
connectorPageSourceProvider,
"Connector %s returned a null page source provider",
connectorId);
} catch (UnsupportedOperationException ignored) {
}
if (connectorPageSourceProvider == null) {
ConnectorRecordSetProvider connectorRecordSetProvider = null;
try {
connectorRecordSetProvider = connector.getRecordSetProvider();
checkNotNull(
connectorRecordSetProvider,
"Connector %s returned a null record set provider",
connectorId);
} catch (UnsupportedOperationException ignored) {
}
checkState(
connectorRecordSetProvider != null,
"Connector %s has neither a PageSource or RecordSet provider",
connectorId);
connectorPageSourceProvider = new RecordPageSourceProvider(connectorRecordSetProvider);
}
ConnectorHandleResolver connectorHandleResolver = connector.getHandleResolver();
checkNotNull(
connectorHandleResolver, "Connector %s does not have a handle resolver", connectorId);
ConnectorPageSinkProvider connectorPageSinkProvider = null;
try {
connectorPageSinkProvider = connector.getPageSinkProvider();
checkNotNull(
connectorPageSinkProvider,
"Connector %s returned a null page sink provider",
connectorId);
} catch (UnsupportedOperationException ignored) {
}
if (connectorPageSinkProvider == null) {
ConnectorRecordSinkProvider connectorRecordSinkProvider = null;
try {
connectorRecordSinkProvider = connector.getRecordSinkProvider();
checkNotNull(
connectorRecordSinkProvider,
"Connector %s returned a null record sink provider",
connectorId);
connectorPageSinkProvider = new RecordPageSinkProvider(connectorRecordSinkProvider);
} catch (UnsupportedOperationException ignored) {
}
}
ConnectorIndexResolver indexResolver = null;
try {
indexResolver = connector.getIndexResolver();
checkNotNull(indexResolver, "Connector %s returned a null index resolver", connectorId);
} catch (UnsupportedOperationException ignored) {
}
// IMPORTANT: all the instances need to be fetched from the connector *before* we add them to
// the corresponding managers.
// Otherwise, a broken connector would leave the managers in an inconsistent state with respect
// to each other
metadataManager.addConnectorMetadata(connectorId, catalogName, connectorMetadata);
metadataManager.addInformationSchemaMetadata(
makeInformationSchemaConnectorId(connectorId),
catalogName,
new InformationSchemaMetadata(catalogName));
splitManager.addConnectorSplitManager(
makeInformationSchemaConnectorId(connectorId),
new InformationSchemaSplitManager(nodeManager));
pageSourceManager.addConnectorPageSourceProvider(
makeInformationSchemaConnectorId(connectorId),
new InformationSchemaPageSourceProvider(metadataManager, splitManager));
splitManager.addConnectorSplitManager(connectorId, connectorSplitManager);
handleResolver.addHandleResolver(connectorId, connectorHandleResolver);
pageSourceManager.addConnectorPageSourceProvider(connectorId, connectorPageSourceProvider);
if (connectorPageSinkProvider != null) {
pageSinkManager.addConnectorPageSinkProvider(connectorId, connectorPageSinkProvider);
}
if (indexResolver != null) {
indexManager.addIndexResolver(connectorId, indexResolver);
}
}
