presto-spi/src/main/java/io/prestosql/spi/block/SingleArrayBlockWriter.java/SingleArrayBlockWriter/SingleArrayBlockWriter
class SingleArrayBlockWriter:    public SingleArrayBlockWriter(BlockBuilder blockBuilder, int start)
    {
        super(start);
        this.blockBuilder = blockBuilder;
        this.initialBlockBuilderSize = blockBuilder.getSizeInBytes();
    }