return new ChangeInfo(last, all, changeMerges);
}
private static ChangeInfo deleteXSSFRows(Worksheet sheet, int startRow, int num) {
final Book book = (Book) sheet.getWorkbook();
final RefSheet refSheet = getRefSheet(book, sheet);
final Set<Ref>[] refs = refSheet.deleteRows(startRow, num);
final int lastRowNum = sheet.getLastRowNum();
final int startRow0 = startRow + num;
if (startRow > lastRowNum) {
return null;
}