Row row = null;
Iterator<Cell> cellTitle;
Map<Integer, String> titlemap = new HashMap<Integer, String>();
for (int j = 0; j < params.getSecondTitleRows(); j++) {
row = rows.next();
cellTitle = row.cellIterator();
int i = row.getFirstCellNum();
while (cellTitle.hasNext()) {
Cell cell = cellTitle.next();
String value = cell.getStringCellValue();
if(!StringUtils.isEmpty(value)){