presto-spi/src/main/java/io/prestosql/spi/block/PageBuilderStatus.java/PageBuilderStatus/toString
class PageBuilderStatus:    @Override
    public String toString()
    {
        StringBuilder buffer = new StringBuilder("PageBuilderStatus{");
        buffer.append("maxPageSizeInBytes=").append(maxPageSizeInBytes);
        buffer.append(", currentSize=").append(currentSize);
        buffer.append('}');
        return buffer.toString();
    }