presto-orc/src/main/java/io/prestosql/orc/checkpoint/LongStreamV1Checkpoint.java/LongStreamV1Checkpoint/toString
class LongStreamV1Checkpoint:    @Override
    public String toString()
    {
        return toStringHelper(this)
                .add("offset", offset)
                .add("inputStreamCheckpoint", inputStreamCheckpointToString(inputStreamCheckpoint))
                .toString();
    }