presto-thrift/src/main/java/io/prestosql/plugin/thrift/ThriftSplitManager.java/ThriftSplitManager/toConnectorSplit
class ThriftSplitManager:        private static ThriftConnectorSplit toConnectorSplit(PrestoThriftSplit thriftSplit)
        {
            return new ThriftConnectorSplit(
                    thriftSplit.getSplitId(),
                    toHostAddressList(thriftSplit.getHosts()));
        }