docs: static RowBlock createRowBlockInternal(int startOffset, int positionCount, @Nullable boolean[] rowIsNull, int[] fieldBlockOffsets, Block[] fieldBlocks)
      {
          validateConstructorArguments(startOffset, positionCount, rowIsNull, fieldBlockOffsets, fieldBlocks);
          return new RowBlock(startOffset, positionCount, rowIsNull, fieldBlockOffsets, fieldBlocks);
      }