@Override
 public Collection<EmployeeDTO> getAllEmployees() {
   //        List<Employee> employeeList = employeeRepository.findAll(new Sort("email"));
   //        List<EmployeeDTO> employeeDTOList = new ArrayList<>();
   //        for (Employee employee : employeeList) {
   //            employeeDTOList.add(mapEmployeeToEmployeeDtoObject(employee));
   //        }
   //        return employeeDTOList;
   return mapEmployeeListToEmployeeDTOList(employeeRepository.findAll(new Sort("email")));
 }