presto-orc/src/main/java/io/prestosql/orc/writer/ListColumnWriter.java/ListColumnWriter/reset
class ListColumnWriter:    @Override
    public void reset()
    {
        closed = false;
        lengthStream.reset();
        presentStream.reset();
        elementWriter.reset();
        rowGroupColumnStatistics.clear();
        nonNullValueCount = 0;
    }