presto-blackhole/src/main/java/io/prestosql/plugin/blackhole/BlackHolePageSinkProvider.java/BlackHolePageSinkProvider/createPageSink
class BlackHolePageSinkProvider:    @Override
    public ConnectorPageSink createPageSink(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorInsertTableHandle insertTableHandle)
    {
        BlackHoleInsertTableHandle handle = (BlackHoleInsertTableHandle) insertTableHandle;
        return new BlackHolePageSink(executorService, handle.getPageProcessingDelay());
    }