public ServiceExecutionResult<SorRole> updateSorRole(
      final SorPerson sorPerson, final SorRole sorRole) {
    Assert.notNull(sorPerson, "sorPerson cannot be null.");
    Assert.notNull(sorRole, "sorRole cannot be null.");

    final Set validationErrors = this.validator.validate(sorRole);

    if (!validationErrors.isEmpty()) {
      // since because of existing design we cannot raise exception, we can only rollback the
      // transaction through code
      // OR-384
      if (TransactionAspectSupport.currentTransactionStatus() != null) {
        TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
      }

      return new GeneralServiceExecutionResult<SorRole>(validationErrors);
    }

    final SorRole savedSorRole = this.personRepository.saveSorRole(sorRole);

    final Person person = this.personRepository.findByInternalId(sorPerson.getPersonId());
    final Role role = person.findRoleBySoRRoleId(savedSorRole.getId());
    if (role != null) {
      // update calculated role only if that role was previously converted to calculated one by
      // sorRoleElector
      role.recalculate(savedSorRole);
      this.personRepository.savePerson(person);
    }
    // else //do nothing i.e. don't update the calculated role if SorRoleElector Previously decided
    // not to convert this sor role to calculated role

    return new GeneralServiceExecutionResult<SorRole>(savedSorRole);
  }