public void testUniqueHeader(SheetValidation sheetValidation) {
   RowValidation validateHeader = sheetValidation.createRowValidation(0);
   boolean check = validateHeader.uniqueHeader();
   if (!check) {
     StringBuffer errorToPrint =
         sheetValidation
             .getErrorManager()
             .createDupFoundMessage(
                 ErrorManager.UNIQUENESS_ERROR, validateHeader.getMultipleErrorsFound(), ",");
     System.out.println(errorToPrint);
     sheetValidation.getErrorManager().printMessage(errorToPrint.toString());
   }
 }
 public void testMandatoryCells(SheetValidation sheetValidation) {
   RowValidation validateRowB = sheetValidation.createRowValidation(9);
   boolean check = true;
   ErrorManager errorManager = sheetValidation.getErrorManager();
   try {
     check = validateRowB.mandatoryCells("Column C");
     if (!check) {
       StringBuffer errorToPrint =
           errorManager.createMessage(
               ErrorManager.EMPTY_CELL_ERROR, validateRowB.getErrorsFound());
       System.out.print(errorToPrint);
       errorManager.printMessage(errorToPrint.toString());
     }
   } catch (MissingColumnException e) {
     StringBuffer errorToPrint =
         errorManager.createMissingColumnMessage(
             ErrorManager.MISSING_COL_ERROR, validateRowB.getErrorsFound());
     System.out.println(errorToPrint);
     errorManager.printMessage(errorToPrint.toString());
   }
 }