How to use

list

method

in

org.camunda.bpm.engine.history.HistoricDecisionInstanceStatisticsQuery

@Override
public List<HistoricDecisionInstanceStatisticsDto> getDecisionStatistics(String decisionRequirementsDefinitionId, String decisionInstanceId) {
 List<HistoricDecisionInstanceStatisticsDto> result = new ArrayList<HistoricDecisionInstanceStatisticsDto>();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = processEngine.getHistoryService()
   .createHistoricDecisionInstanceStatisticsQuery(decisionRequirementsDefinitionId);
 if (decisionInstanceId != null) {
  statisticsQuery.decisionInstanceId(decisionInstanceId);
 }
 for (HistoricDecisionInstanceStatistics stats : statisticsQuery.list()) {
  result.add(HistoricDecisionInstanceStatisticsDto.fromDecisionDefinitionStatistics(stats));
 }
 return result;
}

@Override
public List<HistoricDecisionInstanceStatisticsDto> getDecisionStatistics(String decisionRequirementsDefinitionId, String decisionInstanceId) {
 List<HistoricDecisionInstanceStatisticsDto> result = new ArrayList<HistoricDecisionInstanceStatisticsDto>();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = processEngine.getHistoryService()
   .createHistoricDecisionInstanceStatisticsQuery(decisionRequirementsDefinitionId);
 if (decisionInstanceId != null) {
  statisticsQuery.decisionInstanceId(decisionInstanceId);
 }
 for (HistoricDecisionInstanceStatistics stats : statisticsQuery.list()) {
  result.add(HistoricDecisionInstanceStatisticsDto.fromDecisionDefinitionStatistics(stats));
 }
 return result;
}

private void setupHistoricDecisionStatisticsMock() {
 List<HistoricDecisionInstanceStatistics> mocks = MockProvider.createMockHistoricDecisionStatistics();
 historicDecisionInstanceStatisticsQuery = mock(HistoricDecisionInstanceStatisticsQuery.class);
 when(processEngine.getHistoryService()
   .createHistoricDecisionInstanceStatisticsQuery(eq(MockProvider.EXAMPLE_DECISION_REQUIREMENTS_DEFINITION_ID)))
 .thenReturn(historicDecisionInstanceStatisticsQuery);
 when(historicDecisionInstanceStatisticsQuery.decisionInstanceId(MockProvider.EXAMPLE_DECISION_INSTANCE_ID)).thenReturn(historicDecisionInstanceStatisticsQuery);
 when(historicDecisionInstanceStatisticsQuery.list()).thenReturn(mocks);
}

@Test
public void testStatisticDoesNotExistForFakeId() throws Exception {
 assertThat(
   "available statistics count of fake",
   historyService.createHistoricDecisionInstanceStatisticsQuery(
     NON_EXISTING).count(), is(0L));
 assertThat(
   "available statistics elements of fake",
   historyService.createHistoricDecisionInstanceStatisticsQuery(
     NON_EXISTING).list().size(), is(0));
}

@Test
public void testStatisticThrowsExceptionOnNullConstraintsList() throws Exception {
 //expect
 thrown.expect(NullValueException.class);
 historyService.createHistoricDecisionInstanceStatisticsQuery(null).list();
}

@Test
public void testStatisticForChildDecisionEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey("season")
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId());
 //then
 assertThat(statisticsQuery.count(), is(1L));
 assertThat(statisticsQuery.list().size(), is(1));
 assertThat(statisticsQuery.list().get(0).getEvaluations(), is(1));
 assertThat(statisticsQuery.list().get(0).getDecisionDefinitionKey(), is(notNullValue()));
}

 @Test
 public void testStatisticForNotEvaluatedDRD() throws Exception {
  //when
  DecisionRequirementsDefinition decisionRequirementsDefinition =
    repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();

  HistoricDecisionInstanceStatisticsQuery statisticsQuery = historyService.createHistoricDecisionInstanceStatisticsQuery(
    decisionRequirementsDefinition.getId());

  //then
  assertThat("available statistics count", statisticsQuery.count(), is(0L));
  assertThat("available statistics elements", statisticsQuery.list().size(), is(0));
 }
}

@Test
public void testStatisticForRootDecisionEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 11).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId());
 //then
 assertThat(statisticsQuery.count(), is(3L));
 assertThat(statisticsQuery.list().size(), is(3));
 assertThat(statisticsQuery.list().get(0).getEvaluations(), is(2));
 assertThat(statisticsQuery.list().get(0).getDecisionDefinitionKey(), is(notNullValue()));
}

@Test
public void testStatisticConstrainedToOneDRD() throws Exception {
 //given
 testRule.deploy(SCORE_DRG_DMN);
 //when
 decisionService.evaluateDecisionTableByKey("score-decision")
   .variables(Variables.createVariables().putValue("input", "john"))
   .evaluate();
 decisionService.evaluateDecisionTableByKey("season")
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService
   .createDecisionRequirementsDefinitionQuery()
   .decisionRequirementsDefinitionName("Score")
   .singleResult();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId());
 //then
 assertThat(statisticsQuery.count(), is(1L));
 assertThat(statisticsQuery.list().size(), is(1));
 assertThat(statisticsQuery.list().get(0).getEvaluations(), is(1));
 assertThat(statisticsQuery.list().get(0).getDecisionDefinitionKey(), is(notNullValue()));
}

@Test
public void testStatisticForRootDecisionWithInstanceConstraintEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 11).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 String decisionInstanceId = engineRule.getHistoryService()
   .createHistoricDecisionInstanceQuery()
   .decisionRequirementsDefinitionId(decisionRequirementsDefinition.getId())
   .rootDecisionInstancesOnly()
   .list()
   .get(0)
   .getId();
 HistoricDecisionInstanceStatisticsQuery query = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId())
   .decisionInstanceId(decisionInstanceId);
 //then
 assertThat(query.count(), is(3L));
 assertThat(query.list().size(), is(3));
 assertThat(query.list().get(0).getEvaluations(), is(1));
 assertThat(query.list().get(0).getDecisionDefinitionKey(), is(notNullValue()));
}

@Test
public void testStatisticForRootDecisionWithFakeInstanceConstraintEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 HistoricDecisionInstanceStatisticsQuery query = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId())
   .decisionInstanceId(NON_EXISTING);
 //then
 assertThat(query.count(), is(0L));
 assertThat(query.list().size(), is(0));
}

@Test
public void testCreateStatistics() {
 //given
 authRule
   .init(scenario)
   .withUser("userId")
   .bindResource("drd", "*")
   .start();
 // when
 historyService.createHistoricDecisionInstanceStatisticsQuery(
   decisionRequirementsDefinition.getId()).list();
 // then
 authRule.assertScenario(scenario);
}

@Test
public void testStatisticForRootDecisionWithNullInstanceConstraintEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 //when
 HistoricDecisionInstanceStatisticsQuery query = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId())
   .decisionInstanceId(null);
 //then
 try {
  query.count();
 } catch (NullValueException e) {
  //expected
 }
 try {
  query.list();
 } catch (NullValueException e) {
  //expected
 }
}

@Override
public List<HistoricDecisionInstanceStatisticsDto> getDecisionStatistics(String decisionRequirementsDefinitionId, String decisionInstanceId) {
 List<HistoricDecisionInstanceStatisticsDto> result = new ArrayList<HistoricDecisionInstanceStatisticsDto>();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = processEngine.getHistoryService()
   .createHistoricDecisionInstanceStatisticsQuery(decisionRequirementsDefinitionId);
 if (decisionInstanceId != null) {
  statisticsQuery.decisionInstanceId(decisionInstanceId);
 }
 for (HistoricDecisionInstanceStatistics stats : statisticsQuery.list()) {
  result.add(HistoricDecisionInstanceStatisticsDto.fromDecisionDefinitionStatistics(stats));
 }
 return result;
}

@Test
public void testStatisticThrowsExceptionOnNullConstraintsList() throws Exception {
 //expect
 thrown.expect(NullValueException.class);
 historyService.createHistoricDecisionInstanceStatisticsQuery(null).list();
}

@Test
public void testStatisticDoesNotExistForFakeId() throws Exception {
 assertThat(
   "available statistics count of fake",
   historyService.createHistoricDecisionInstanceStatisticsQuery(
     NON_EXISTING).count(), is(0L));
 assertThat(
   "available statistics elements of fake",
   historyService.createHistoricDecisionInstanceStatisticsQuery(
     NON_EXISTING).list().size(), is(0));
}

@Test
public void testStatisticForChildDecisionEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey("season")
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 HistoricDecisionInstanceStatisticsQuery statisticsQuery = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId());
 //then
 assertThat(statisticsQuery.count(), is(1L));
 assertThat(statisticsQuery.list().size(), is(1));
 assertThat(statisticsQuery.list().get(0).getEvaluations(), is(1));
 assertThat(statisticsQuery.list().get(0).getDecisionDefinitionKey(), is(notNullValue()));
}

 @Test
 public void testStatisticForNotEvaluatedDRD() throws Exception {
  //when
  DecisionRequirementsDefinition decisionRequirementsDefinition =
    repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();

  HistoricDecisionInstanceStatisticsQuery statisticsQuery = historyService.createHistoricDecisionInstanceStatisticsQuery(
    decisionRequirementsDefinition.getId());

  //then
  assertThat("available statistics count", statisticsQuery.count(), is(0L));
  assertThat("available statistics elements", statisticsQuery.list().size(), is(0));
 }
}

@Test
public void testStatisticForRootDecisionWithFakeInstanceConstraintEvaluation() throws Exception {
 //when
 decisionService.evaluateDecisionTableByKey(DISH_DECISION)
   .variables(Variables.createVariables().putValue(TEMPERATURE, 21).putValue(DAY_TYPE, WEEKEND))
   .evaluate();
 DecisionRequirementsDefinition decisionRequirementsDefinition = repositoryService.createDecisionRequirementsDefinitionQuery().singleResult();
 HistoricDecisionInstanceStatisticsQuery query = historyService
   .createHistoricDecisionInstanceStatisticsQuery(
     decisionRequirementsDefinition.getId())
   .decisionInstanceId(NON_EXISTING);
 //then
 assertThat(query.count(), is(0L));
 assertThat(query.list().size(), is(0));
}

@Test
public void testCreateStatistics() {
 //given
 authRule
   .init(scenario)
   .withUser("userId")
   .bindResource("drd", "*")
   .start();
 // when
 historyService.createHistoricDecisionInstanceStatisticsQuery(
   decisionRequirementsDefinition.getId()).list();
 // then
 authRule.assertScenario(scenario);
}