public void addConnectorFactory(ConnectorFactory connectorFactory) {
ConnectorFactory existingConnectorFactory =
connectorFactories.putIfAbsent(connectorFactory.getName(), connectorFactory);
checkArgument(
existingConnectorFactory == null,
"Connector %s is already registered",
connectorFactory.getName());
}
public synchronized void createConnection(
String catalogName, String connectorName, Map<String, String> properties) {
checkNotNull(catalogName, "catalogName is null");
checkNotNull(connectorName, "connectorName is null");
checkNotNull(properties, "properties is null");
ConnectorFactory connectorFactory = connectorFactories.get(connectorName);
checkArgument(connectorFactory != null, "No factory for connector %s", connectorName);
try (ThreadContextClassLoader ignored =
new ThreadContextClassLoader(connectorFactory.getClass().getClassLoader())) {
createConnection(catalogName, connectorFactory, properties);
}
}
public synchronized void createConnection(
String catalogName, ConnectorFactory connectorFactory, Map<String, String> properties) {
checkNotNull(catalogName, "catalogName is null");
checkNotNull(properties, "properties is null");
checkNotNull(connectorFactory, "connectorFactory is null");
// for now connectorId == catalogName
String connectorId = catalogName;
checkState(!connectors.containsKey(connectorId), "A connector %s already exists", connectorId);
Connector connector = connectorFactory.create(connectorId, properties);
connectors.put(connectorId, connector);
addConnector(catalogName, connectorId, connector);
}