private void restoreRules(
      List<CharacteristicDto> allCharacteristicDtos,
      List<RuleDto> rules,
      List<RuleDebt> ruleDebts,
      ValidationMessages validationMessages,
      Date updateDate,
      DbSession session) {
    for (RuleDto rule : rules) {
      RuleDebt ruleDebt = ruleDebt(rule.getRepositoryKey(), rule.getRuleKey(), ruleDebts);
      String subCharacteristicKey = ruleDebt != null ? ruleDebt.subCharacteristicKey() : null;
      CharacteristicDto subCharacteristicDto =
          subCharacteristicKey != null
              ? characteristicByKey(ruleDebt.subCharacteristicKey(), allCharacteristicDtos, true)
              : null;
      ruleOperations.updateRule(
          rule,
          subCharacteristicDto,
          ruleDebt != null ? ruleDebt.function() : null,
          ruleDebt != null ? ruleDebt.coefficient() : null,
          ruleDebt != null ? ruleDebt.offset() : null,
          session);
      rule.setUpdatedAt(updateDate);
      ruleDebts.remove(ruleDebt);
    }

    for (RuleDebt ruleDebt : ruleDebts) {
      validationMessages.addWarningText(
          String.format("The rule '%s' does not exist.", ruleDebt.ruleKey()));
    }
  }
  @Test
  public void restore_from_xml_add_error_message_when_illegal_argument_exception() {
    when(characteristicsXMLImporter.importXML(anyString()))
        .thenReturn(
            new DebtModel()
                .addRootCharacteristic(
                    new DefaultDebtCharacteristic()
                        .setKey("PORTABILITY")
                        .setName("Portability")
                        .setOrder(1))
                .addSubCharacteristic(
                    new DefaultDebtCharacteristic().setKey("COMPILER").setName("Compiler"),
                    "PORTABILITY"));

    when(dao.selectEnabledCharacteristics(session))
        .thenReturn(
            newArrayList(
                new CharacteristicDto()
                    .setId(1)
                    .setKey("PORTABILITY")
                    .setName("Portability")
                    .setOrder(1)
                    .setCreatedAt(oldDate),
                new CharacteristicDto()
                    .setId(2)
                    .setKey("COMPILER")
                    .setName("Compiler")
                    .setParentId(1)
                    .setCreatedAt(oldDate)));

    when(rulesXMLImporter.importXML(anyString(), any(ValidationMessages.class)))
        .thenReturn(
            newArrayList(
                new RuleDebt()
                    .setRuleKey(RuleKey.of("squid", "UselessImportCheck"))
                    .setSubCharacteristicKey("COMPILER")
                    .setFunction(DebtRemediationFunction.Type.LINEAR.name())
                    .setCoefficient("2h")));

    when(ruleDao.selectEnabledAndNonManual(session))
        .thenReturn(
            newArrayList(
                new RuleDto()
                    .setId(1)
                    .setRepositoryKey("squid")
                    .setRuleKey("UselessImportCheck")
                    .setDefaultSubCharacteristicId(3)
                    .setDefaultRemediationFunction("LINEAR")
                    .setDefaultRemediationCoefficient("2h")
                //        .setCreatedAt(oldDate).setUpdatedAt(oldDate)
                ));

    when(ruleOperations.updateRule(
            any(RuleDto.class),
            any(CharacteristicDto.class),
            anyString(),
            anyString(),
            anyString(),
            eq(session)))
        .thenThrow(IllegalArgumentException.class);

    assertThat(debtModelBackup.restoreFromXml("<xml/>").getErrors()).hasSize(1);

    verify(ruleDao).selectEnabledAndNonManual(session);
    verify(session, never()).commit();
  }