presto-spi/src/main/java/io/prestosql/spi/block/AbstractSingleArrayBlock.java/AbstractSingleArrayBlock/getObject
class AbstractSingleArrayBlock:    @Override
    public <T> T getObject(int position, Class<T> clazz)
    {
        checkReadablePosition(position);
        return getBlock().getObject(position + start, clazz);
    }