public static int[] getColNameIndex(String colName, int totalCol) throws Exception {
   int[] colIndex = null;
   String temp = null, col = null;
   int j = 0;
   for (int i = ExcelUtils.getFirstRowNum(); i < totalCol; i++) {
     temp = ExcelUtils.getCellData(1, i).replace(" ", "");
     col = colName.replace(" ", "");
     if (temp.equalsIgnoreCase(col)) {
       j++;
     }
   }
   colIndex = new int[j];
   j = 0;
   for (int i = ExcelUtils.getFirstRowNum(); i < totalCol; i++) {
     temp = ExcelUtils.getCellData(1, i).replace(" ", "");
     col = colName.replace(" ", "");
     if (temp.equalsIgnoreCase(col)) {
       colIndex[j] = i;
       j++;
     }
   }
   return colIndex;
 }