org.apache.nifi.scheduling.SchedulingStrategy Java Examples

/**
 * Determines the number of concurrent tasks that may be running for this
 * processor.
 *
 * @param taskCount
 *            a number of concurrent tasks this processor may have running
 * @throws IllegalArgumentException
 *             if the given value is less than 1
 */
@Override
public synchronized void setMaxConcurrentTasks(final int taskCount) {
    if (isRunning()) {
        throw new IllegalStateException("Cannot modify Processor configuration while the Processor is running");
    }

    if (taskCount < 1 && getSchedulingStrategy() != SchedulingStrategy.EVENT_DRIVEN) {
        throw new IllegalArgumentException("Cannot set Concurrent Tasks to " + taskCount + " for component "
                + getIdentifier() + " because Scheduling Strategy is not Event Driven");
    }

    if (!isTriggeredSerially()) {
        concurrentTaskCount.set(taskCount);
    }
}
 

@Test
public void testSearchBasedOnRelationship() {
    // given
    final ProcessorNode processorNode1 = getProcessorNode("processor1", "name1", "", Optional.empty(), SchedulingStrategy.TIMER_DRIVEN,
            ExecutionNode.ALL, ScheduledState.RUNNING, ValidationStatus.VALID, getBasicRelationships(), "Processor", Mockito.mock(Processor.class),
            new HashMap<>(), AUTHORIZED);
    final ProcessorNode processorNode2 = getProcessorNode("processor2", "name2", "", Optional.empty(), SchedulingStrategy.TIMER_DRIVEN,
            ExecutionNode.ALL, ScheduledState.RUNNING, ValidationStatus.VALID, getBasicRelationships(), "Processor", Mockito.mock(Processor.class),
            new HashMap<>(), AUTHORIZED);

    givenRootProcessGroup()
            .withProcessor(processorNode1)
            .withProcessor(processorNode2)
            .withConnection(getConnection("connection1", "connection1name", getBasicRelationships(), processorNode1, processorNode2, AUTHORIZED));

    // when
    whenExecuteSearch("success");

    // then
    thenResultConsists()
            .ofProcessor(getSimpleResultFromRoot("processor1", "name1", "Relationship: success"))
            .ofProcessor(getSimpleResultFromRoot("processor2", "name2", "Relationship: success"))
            .ofConnection(getSimpleResultFromRoot("connection1", "connection1name", "Relationship: success"))
            .validate(results);
}
 

@Test
public void testSearchBasedOnProperty() {
    // given
    final Map<PropertyDescriptor, String> rawProperties = new HashMap<>();
    final PropertyDescriptor descriptor1 = new PropertyDescriptor.Builder().name("property1").displayName("property1display").description("property1 description").sensitive(false).build();
    final PropertyDescriptor descriptor2 = new PropertyDescriptor.Builder().name("property2").displayName("property2display").description("property2 description").sensitive(true).build();
    rawProperties.put(descriptor1, "property1value");
    rawProperties.put(descriptor2, "property2value");

    final ProcessorNode processorNode = getProcessorNode("processor1", "name1", "", Optional.empty(), SchedulingStrategy.TIMER_DRIVEN,
            ExecutionNode.ALL, ScheduledState.RUNNING, ValidationStatus.VALID, new HashSet<>(), "Processor", Mockito.mock(Processor.class),
            rawProperties, AUTHORIZED);

    givenRootProcessGroup()
            .withProcessor(processorNode);

    // when
    whenExecuteSearch("property");

    // then
    thenResultConsists()
            .ofProcessor(getSimpleResultFromRoot("processor1", "name1", "Property name: property1", "Property value: property1 - property1value",
                    "Property description: property1 description", "Property name: property2", "Property description: property2 description"))
            .validate(results);
}
 

@Before
public void setup() throws InitializationException {
    System.setProperty(NiFiProperties.PROPERTIES_FILE_PATH, TestStandardProcessScheduler.class.getResource("/nifi.properties").getFile());
    this.nifiProperties = NiFiProperties.createBasicNiFiProperties(null, null);
    scheduler = new StandardProcessScheduler(Mockito.mock(ControllerServiceProvider.class), null, stateMgrProvider, variableRegistry, nifiProperties);
    scheduler.setSchedulingAgent(SchedulingStrategy.TIMER_DRIVEN, Mockito.mock(SchedulingAgent.class));

    reportingTask = new TestReportingTask();
    final ReportingInitializationContext config = new StandardReportingInitializationContext(UUID.randomUUID().toString(), "Test", SchedulingStrategy.TIMER_DRIVEN, "5 secs",
            Mockito.mock(ComponentLog.class), null, nifiProperties);
    reportingTask.initialize(config);

    final ValidationContextFactory validationContextFactory = new StandardValidationContextFactory(null, variableRegistry);
    final ComponentLog logger = Mockito.mock(ComponentLog.class);
    taskNode = new StandardReportingTaskNode(reportingTask, UUID.randomUUID().toString(), null, scheduler, validationContextFactory, variableRegistry, logger);

    controller = Mockito.mock(FlowController.class);
    rootGroup = new MockProcessGroup();
    Mockito.when(controller.getGroup(Mockito.anyString())).thenReturn(rootGroup);
}
 

public ProvenanceReportingSchema(Map map) {
    schedulingStrategy = getRequiredKeyAsType(map, SCHEDULING_STRATEGY_KEY, String.class, PROVENANCE_REPORTING_KEY);
    if (schedulingStrategy != null) {
        try {
            SchedulingStrategy.valueOf(schedulingStrategy);
        } catch (IllegalArgumentException e) {
            addValidationIssue(SCHEDULING_STRATEGY_KEY, PROVENANCE_REPORTING_KEY, "it is not a valid scheduling strategy");
        }
    }
    schedulingPeriod = getRequiredKeyAsType(map, SCHEDULING_PERIOD_KEY, String.class, PROVENANCE_REPORTING_KEY);
    comment = getOptionalKeyAsType(map, COMMENT_KEY, String.class, PROVENANCE_REPORTING_KEY, "");

    originatingUrl = getOptionalKeyAsType(map, ORIGINATING_URL_KEY, String.class, PROVENANCE_REPORTING_KEY, DEFAULT_ORGINATING_URL);
    destinationUrl = getRequiredKeyAsType(map, DESTINATION_URL_KEY, String.class, PROVENANCE_REPORTING_KEY);
    portName = getRequiredKeyAsType(map, PORT_NAME_KEY, String.class, PROVENANCE_REPORTING_KEY);
    useCompression = getOptionalKeyAsType(map, USE_COMPRESSION_KEY, Boolean.class, PROVENANCE_REPORTING_KEY, DEFAULT_USE_COMPRESSION);
    timeout = getOptionalKeyAsType(map, TIMEOUT_KEY, String.class, PROVENANCE_REPORTING_KEY, DEFAULT_TIMEOUT);
    batchSize = getOptionalKeyAsType(map, BATCH_SIZE_KEY, Number.class, PROVENANCE_REPORTING_KEY, DEFAULT_BATCH_SIZE);
}
 

public static ProcessorNode getProcessorNode(
        final String id,
        final String name,
        final SchedulingStrategy schedulingStrategy,
        final ExecutionNode executionNode,
        final ScheduledState scheduledState,
        final ValidationStatus validationStatus,
        final boolean isAuthorized) {
    return getProcessorNode(id, name, "", Optional.empty(), schedulingStrategy, executionNode, scheduledState, validationStatus,
            new HashSet<>(), "Processor", Mockito.mock(Processor.class), new HashMap<>(), isAuthorized);
}
 

public StandardReportingInitializationContext(final String id, final String name, final SchedulingStrategy schedulingStrategy, final String schedulingPeriod,
                                              final ComponentLog logger, final ControllerServiceProvider serviceProvider, final KerberosConfig kerberosConfig,
                                              final NodeTypeProvider nodeTypeProvider) {
    this.id = id;
    this.name = name;
    this.schedulingPeriod = schedulingPeriod;
    this.serviceProvider = serviceProvider;
    this.schedulingStrategy = schedulingStrategy;
    this.logger = logger;
    this.kerberosConfig = kerberosConfig;
    this.nodeTypeProvider = nodeTypeProvider;
}
 

@Test
public void testWhenKeywordAppearsAndTimer() {
    // given
    final SchedulingMatcher testSubject = new SchedulingMatcher();
    givenSchedulingStrategy(SchedulingStrategy.TIMER_DRIVEN);
    givenSearchTerm("timer");

    // when
    testSubject.match(component, searchQuery, matches);

    // then
    thenMatchConsistsOf("Scheduling strategy: Timer driven");
}
 

@Test
public void testWhenKeywordDoesNotAppearAndEvent() {
    // given
    final SchedulingMatcher testSubject = new SchedulingMatcher();
    givenSchedulingStrategy(SchedulingStrategy.TIMER_DRIVEN);
    givenSearchTerm("event");

    // when
    testSubject.match(component, searchQuery, matches);

    // then
    thenNoMatches();
}
 

@Override
public void setMaxThreadCount(final SchedulingStrategy schedulingStrategy, final int maxThreadCount) {
    final SchedulingAgent agent = getSchedulingAgent(schedulingStrategy);
    if (agent == null) {
        return;
    }

    agent.setMaxThreadCount(maxThreadCount);
}
 

@Test
public void testProcessorDefaultSettingsAnnotation() throws ProcessorInstantiationException, ClassNotFoundException {

    ProcessorNode p_settings = controller.getFlowManager().createProcessor(DummySettingsProcessor.class.getName(), "1234-SettingsProcessor", systemBundle.getBundleDetails().getCoordinate());
    assertEquals("5 sec", p_settings.getYieldPeriod());
    assertEquals("1 min", p_settings.getPenalizationPeriod());
    assertEquals(LogLevel.DEBUG, p_settings.getBulletinLevel());
    assertEquals(1, p_settings.getMaxConcurrentTasks());
    assertEquals(SchedulingStrategy.TIMER_DRIVEN, p_settings.getSchedulingStrategy());
    assertEquals("0 sec", p_settings.getSchedulingPeriod());
}
 

@Test
public void testWhenKeywordAppearsAndEvent() {
    // given
    final SchedulingMatcher testSubject = new SchedulingMatcher();
    givenSchedulingStrategy(SchedulingStrategy.EVENT_DRIVEN);
    givenSearchTerm("event");

    // when
    testSubject.match(component, searchQuery, matches);

    // then
    thenMatchConsistsOf("Scheduling strategy: Event driven");
}
 

@Test
public void testSearchBasedOnConnectionMetadata() {
    // given
    final Processor processor = Mockito.mock(ComponentMockUtil.DummyProcessor.class);

    givenRootProcessGroup()
            .withProcessor(getProcessorNode("processor1", "name1", "", Optional.empty(), SchedulingStrategy.TIMER_DRIVEN, ExecutionNode.ALL,
                    ScheduledState.RUNNING, ValidationStatus.VALID, new HashSet<>(), "DummyProcessorForTest", processor,
                    new HashMap<>(), AUTHORIZED));

    // when
    whenExecuteSearch("dummy");

    // then
    Assert.assertEquals(1, results.getProcessorResults().size());

    final ComponentSearchResultDTO componentSearchResultDTO = results.getProcessorResults().get(0);
    Assert.assertEquals("processor1", componentSearchResultDTO.getId());
    Assert.assertEquals("name1", componentSearchResultDTO.getName());
    Assert.assertEquals(2, componentSearchResultDTO.getMatches().size());

    final String firstMatch = componentSearchResultDTO.getMatches().get(0);
    final String secondMatch = componentSearchResultDTO.getMatches().get(1);

    if ((!firstMatch.equals("Type: DummyProcessorForTest") || !secondMatch.startsWith("Type: ComponentMockUtil$DummyProcessor$MockitoMock$"))
            && (!secondMatch.equals("Type: DummyProcessorForTest") || !firstMatch.startsWith("Type: ComponentMockUtil$DummyProcessor$MockitoMock$"))) {
        Assert.fail();
    }
}
 

/**
 * Updates the Scheduling Strategy used for this Processor
 *
 * @param schedulingStrategy
 *            strategy
 *
 * @throws IllegalArgumentException
 *             if the SchedulingStrategy is not not applicable for this
 *             Processor
 */
@Override
public synchronized void setSchedulingStrategy(final SchedulingStrategy schedulingStrategy) {
    if (schedulingStrategy == SchedulingStrategy.EVENT_DRIVEN && !processorRef.get().isEventDrivenSupported()) {
        // not valid. Just ignore it. We don't throw an Exception because if
        // a developer changes a Processor so that
        // it no longer supports EventDriven mode, we don't want the app to
        // fail to startup if it was already in Event-Driven
        // Mode. Instead, we will simply leave it in Timer-Driven mode
        return;
    }

    this.schedulingStrategy = schedulingStrategy;
}
 

@Override
public void setMaxThreadCount(final SchedulingStrategy schedulingStrategy, final int maxThreadCount) {
    final SchedulingAgent agent = getSchedulingAgent(schedulingStrategy);
    if (agent == null) {
        return;
    }

    agent.setMaxThreadCount(maxThreadCount);
}
 

@Test
public void testPropertiesAreExcluded() {
    // given
    final Map<PropertyDescriptor, String> rawProperties = new HashMap<>();
    final PropertyDescriptor descriptor = new PropertyDescriptor.Builder().name("property1").displayName("property1display").description("property1 description").sensitive(false).build();
    rawProperties.put(descriptor, "working");

    givenRootProcessGroup()
            .withProcessor(getProcessorNode("workingProcessor1", "processor1Name", "", Optional.empty(), SchedulingStrategy.TIMER_DRIVEN, ExecutionNode.ALL, ScheduledState.RUNNING,
                    ValidationStatus.VALID, new HashSet<>(), "Processor", Mockito.mock(Processor.class), new HashMap<>(), AUTHORIZED))
            .withProcessor(getProcessorNode("processor2", "processor2Name", "", Optional.empty(), SchedulingStrategy.TIMER_DRIVEN, ExecutionNode.ALL, ScheduledState.RUNNING,
                    ValidationStatus.VALID, new HashSet<>(), "Processor", Mockito.mock(Processor.class), rawProperties, AUTHORIZED));

    // when
    whenExecuteSearch("properties:exclude working");

    // then
    thenResultConsists()
            .ofProcessor(getSimpleResultFromRoot("workingProcessor1", "processor1Name", "Id: workingProcessor1"))
            .validate(results);


    // when
    whenExecuteSearch("properties:invalid working");

    // then
    thenResultConsists()
            .ofProcessor(getSimpleResultFromRoot("workingProcessor1", "processor1Name", "Id: workingProcessor1"))
            .ofProcessor(getSimpleResultFromRoot("processor2", "processor2Name", "Property value: property1 - working"))
            .validate(results);
}
 

public static ProcessorNode getProcessorNode(
        final String id,
        final String name,
        final String comments,
        final Optional<String> versionedId,
        final SchedulingStrategy schedulingStrategy,
        final ExecutionNode executionNode,
        final ScheduledState scheduledState,
        final ValidationStatus validationStatus,
        final Collection<Relationship> relationships,
        final String componentType,
        final Processor processor,
        final Map<PropertyDescriptor, String> rawProperties,
        final boolean isAuthorized) {

    final ProcessorNode result = Mockito.mock(ProcessorNode.class);
    Mockito.when(result.getIdentifier()).thenReturn(id);
    Mockito.when(result.getName()).thenReturn(name);
    Mockito.when(result.getComments()).thenReturn(comments);
    Mockito.when(result.getVersionedComponentId()).thenReturn(versionedId);
    Mockito.when(result.getSchedulingStrategy()).thenReturn(schedulingStrategy);
    Mockito.when(result.getExecutionNode()).thenReturn(executionNode);
    Mockito.when(result.getScheduledState()).thenReturn(scheduledState);
    Mockito.when(result.getValidationStatus()).thenReturn(validationStatus);
    Mockito.when(result.getRelationships()).thenReturn(relationships);
    Mockito.when(result.getComponentType()).thenReturn(componentType);
    Mockito.when(result.getProcessor()).thenReturn(processor);
    Mockito.when(result.getRawPropertyValues()).thenReturn(rawProperties);

    setAuthorized(result, isAuthorized);
    return result;
}
 

private ProcessorNode prepareProcessor(final ProcessGroup processGroup, final ControllerServiceNode externalControllerServiceNode) {
    final ProcessorNode processorNode = mock(ProcessorNode.class);
    prepareComponentAuthorizable(processorNode, processGroup.getIdentifier());
    preparePositionable(processorNode);
    prepareConnectable(processorNode, ConnectableType.PROCESSOR);
    when(processorNode.getProcessGroup()).thenReturn(processGroup);
    when(processorNode.getAutoTerminatedRelationships()).thenReturn(Collections.emptySet());
    when(processorNode.getBulletinLevel()).thenReturn(LogLevel.INFO);
    when(processorNode.getExecutionNode()).thenReturn(ExecutionNode.ALL);
    when(processorNode.getSchedulingStrategy()).thenReturn(SchedulingStrategy.TIMER_DRIVEN);
    when(processorNode.getBundleCoordinate()).thenReturn(mock(BundleCoordinate.class));

    final String rawPropertyValue = "propValue";
    final PropertyDescriptor.Builder propertyDescriptorBuilder =
            new PropertyDescriptor.Builder().name("propName").sensitive(false).displayName("displayName");
    if (externalControllerServiceNode != null) {
        propertyDescriptorBuilder.identifiesControllerService(ControllerService.class);
        when(controllerServiceProvider.getControllerServiceNode(rawPropertyValue)).thenReturn(externalControllerServiceNode);
    }
    final PropertyDescriptor propertyDescriptor = propertyDescriptorBuilder.build();
    final PropertyConfiguration propertyConfiguration = mock(PropertyConfiguration.class);
    final Map<PropertyDescriptor, PropertyConfiguration> properties = Maps.newHashMap();
    properties.put(propertyDescriptor, propertyConfiguration);
    when(processorNode.getProperties()).thenReturn(properties);
    when(processorNode.getProperty(propertyDescriptor)).thenReturn(propertyConfiguration);
    when(propertyConfiguration.getRawValue()).thenReturn(rawPropertyValue);

    return processorNode;
}
 

@Override
public long getSchedulingPeriod(final TimeUnit timeUnit) {
    if (schedulingStrategy == SchedulingStrategy.TIMER_DRIVEN) {
        return FormatUtils.getTimeDuration(schedulingPeriod, timeUnit);
    }
    return -1L;
}
 

/**
 * Updates the Scheduling Strategy used for this Processor
 *
 * @param schedulingStrategy
 *            strategy
 *
 * @throws IllegalArgumentException
 *             if the SchedulingStrategy is not not applicable for this
 *             Processor
 */
@Override
public void setSchedulingStrategy(final SchedulingStrategy schedulingStrategy) {
    if (schedulingStrategy == SchedulingStrategy.EVENT_DRIVEN && !eventDrivenSupported) {
        // not valid. Just ignore it. We don't throw an Exception because if
        // a developer changes a Processor so that
        // it no longer supports EventDriven mode, we don't want the app to
        // fail to startup if it was already in Event-Driven
        // Mode. Instead, we will simply leave it in Timer-Driven mode
        return;
    }

    this.schedulingStrategy = schedulingStrategy;
}
 

private ReportingTaskNode getOrCreateReportingTask(final FlowController controller, final ReportingTaskDTO dto, final boolean controllerInitialized, final boolean existingFlowEmpty)
        throws ReportingTaskInstantiationException {
    // create a new reporting task node when the controller is not initialized or the flow is empty
    if (!controllerInitialized || existingFlowEmpty) {
        BundleCoordinate coordinate;
        try {
            coordinate = BundleUtils.getCompatibleBundle(extensionManager, dto.getType(), dto.getBundle());
        } catch (final IllegalStateException e) {
            final BundleDTO bundleDTO = dto.getBundle();
            if (bundleDTO == null) {
                coordinate = BundleCoordinate.UNKNOWN_COORDINATE;
            } else {
                coordinate = new BundleCoordinate(bundleDTO.getGroup(), bundleDTO.getArtifact(), bundleDTO.getVersion());
            }
        }

        final ReportingTaskNode reportingTask = controller.createReportingTask(dto.getType(), dto.getId(), coordinate, false);
        reportingTask.setName(dto.getName());
        reportingTask.setComments(dto.getComments());
        reportingTask.setSchedulingPeriod(dto.getSchedulingPeriod());
        reportingTask.setSchedulingStrategy(SchedulingStrategy.valueOf(dto.getSchedulingStrategy()));

        reportingTask.setAnnotationData(dto.getAnnotationData());
        reportingTask.setProperties(dto.getProperties());
        return reportingTask;
    } else {
        // otherwise return the existing reporting task node
        return controller.getReportingTaskNode(dto.getId());
    }
}
 

/**
 * Determines the number of concurrent tasks that may be running for this
 * processor.
 *
 * @param taskCount
 *            a number of concurrent tasks this processor may have running
 * @throws IllegalArgumentException
 *             if the given value is less than 1
 */
@Override
public void setMaxConcurrentTasks(final int taskCount) {
    if (isRunning()) {
        throw new IllegalStateException("Cannot modify Processor configuration while the Processor is running");
    }
    if (taskCount < 1 && getSchedulingStrategy() != SchedulingStrategy.EVENT_DRIVEN) {
        throw new IllegalArgumentException();
    }
    if (!triggeredSerially) {
        concurrentTaskCount.set(taskCount);
    }
}
 

public void setMaxEventDrivenThreadCount(final int maxThreadCount) {
    writeLock.lock();
    try {
        setMaxThreadCount(maxThreadCount, this.eventDrivenEngineRef.get(), this.maxEventDrivenThreads);
        processScheduler.setMaxThreadCount(SchedulingStrategy.EVENT_DRIVEN, maxThreadCount);
    } finally {
        writeLock.unlock();
    }
}
 

@Override
public void acknowledge(final FlowFileRecord flowFile) {
    incrementUnacknowledgedQueueSize(-1, -flowFile.getSize());

    if (connection.getSource().getSchedulingStrategy() == SchedulingStrategy.EVENT_DRIVEN) {
        // queue was full but no longer is. Notify that the source may now be available to run,
        // because of back pressure caused by this queue.
        scheduler.registerEvent(connection.getSource());
    }
}
 

@Override
public void acknowledge(final Collection<FlowFileRecord> flowFiles) {
    long totalSize = 0L;
    for (final FlowFileRecord flowFile : flowFiles) {
        totalSize += flowFile.getSize();
    }

    incrementUnacknowledgedQueueSize(-flowFiles.size(), -totalSize);

    if (connection.getSource().getSchedulingStrategy() == SchedulingStrategy.EVENT_DRIVEN) {
        // it's possible that queue was full but no longer is. Notify that the source may now be available to run,
        // because of back pressure caused by this queue.
        scheduler.registerEvent(connection.getSource());
    }
}
 

@Override
public void match(final ProcessorNode component, final SearchQuery query, final List<String> matches) {
    final String searchTerm = query.getTerm();
    final SchedulingStrategy schedulingStrategy = component.getSchedulingStrategy();

    if (EVENT_DRIVEN.equals(schedulingStrategy) && StringUtils.containsIgnoreCase(SEARCH_TERM_EVENT, searchTerm)) {
        matches.add(MATCH_PREFIX + MATCH_EVENT);
    } else if (TIMER_DRIVEN.equals(schedulingStrategy) && StringUtils.containsIgnoreCase(SEARCH_TERM_TIMER, searchTerm)) {
        matches.add(MATCH_PREFIX + MATCH_TIMER);
    } else if (PRIMARY_NODE_ONLY.equals(schedulingStrategy) && StringUtils.containsIgnoreCase(SEARCH_TERM_PRIMARY, searchTerm)) {
        // PRIMARY_NODE_ONLY has been deprecated as a SchedulingStrategy and replaced by PRIMARY as an ExecutionNode.
        matches.add(MATCH_PREFIX + MATCH_PRIMARY);
    }
}
 

private void configureReportingTask(final ReportingTaskNode reportingTask, final ReportingTaskDTO reportingTaskDTO) {
    final String name = reportingTaskDTO.getName();
    final String schedulingStrategy = reportingTaskDTO.getSchedulingStrategy();
    final String schedulingPeriod = reportingTaskDTO.getSchedulingPeriod();
    final String annotationData = reportingTaskDTO.getAnnotationData();
    final String comments = reportingTaskDTO.getComments();
    final Map<String, String> properties = reportingTaskDTO.getProperties();

    reportingTask.pauseValidationTrigger(); // avoid triggering validation multiple times
    try {
        // ensure scheduling strategy is set first
        if (isNotNull(schedulingStrategy)) {
            reportingTask.setSchedulingStrategy(SchedulingStrategy.valueOf(schedulingStrategy));
        }

        if (isNotNull(name)) {
            reportingTask.setName(name);
        }
        if (isNotNull(schedulingPeriod)) {
            reportingTask.setSchedulingPeriod(schedulingPeriod);
        }
        if (isNotNull(annotationData)) {
            reportingTask.setAnnotationData(annotationData);
        }
        if (isNotNull(comments)) {
            reportingTask.setComments(comments);
        }
        if (isNotNull(properties)) {
            reportingTask.setProperties(properties);
        }
    } finally {
        reportingTask.resumeValidationTrigger();
    }
}
 

public static boolean isSchedulingStrategy(String string) {
    try {
        SchedulingStrategy.valueOf(string);
    } catch (Exception e) {
        return false;
    }
    return true;
}
 

private LoggableComponent<ReportingTask> createLoggableReportingTask() throws ReportingTaskInstantiationException {
    try {
        final LoggableComponent<ReportingTask> taskComponent = createLoggableComponent(ReportingTask.class);

        final String taskName = taskComponent.getComponent().getClass().getSimpleName();
        final ReportingInitializationContext config = new StandardReportingInitializationContext(identifier, taskName,
                SchedulingStrategy.TIMER_DRIVEN, "1 min", taskComponent.getLogger(), serviceProvider, kerberosConfig, nodeTypeProvider);

        taskComponent.getComponent().initialize(config);

        return taskComponent;
    } catch (final Exception e) {
        throw new ReportingTaskInstantiationException(type, e);
    }
}
 

private List<String> validateProposedConfiguration(final ReportingTaskNode reportingTask, final ReportingTaskDTO reportingTaskDTO) {
    final List<String> validationErrors = new ArrayList<>();

    // get the current scheduling strategy
    SchedulingStrategy schedulingStrategy = reportingTask.getSchedulingStrategy();

    // validate the new scheduling strategy if appropriate
    if (isNotNull(reportingTaskDTO.getSchedulingStrategy())) {
        try {
            // this will be the new scheduling strategy so use it
            schedulingStrategy = SchedulingStrategy.valueOf(reportingTaskDTO.getSchedulingStrategy());
        } catch (IllegalArgumentException iae) {
            validationErrors.add(String.format("Scheduling strategy: Value must be one of [%s]", StringUtils.join(SchedulingStrategy.values(), ", ")));
        }
    }

    // validate the scheduling period based on the scheduling strategy
    if (isNotNull(reportingTaskDTO.getSchedulingPeriod())) {
        switch (schedulingStrategy) {
            case TIMER_DRIVEN:
                final Matcher schedulingMatcher = FormatUtils.TIME_DURATION_PATTERN.matcher(reportingTaskDTO.getSchedulingPeriod());
                if (!schedulingMatcher.matches()) {
                    validationErrors.add("Scheduling period is not a valid time duration (ie 30 sec, 5 min)");
                }
                break;
            case CRON_DRIVEN:
                try {
                    new CronExpression(reportingTaskDTO.getSchedulingPeriod());
                } catch (final ParseException pe) {
                    throw new IllegalArgumentException(String.format("Scheduling Period '%s' is not a valid cron expression: %s", reportingTaskDTO.getSchedulingPeriod(), pe.getMessage()));
                } catch (final Exception e) {
                    throw new IllegalArgumentException("Scheduling Period is not a valid cron expression: " + reportingTaskDTO.getSchedulingPeriod());
                }
                break;
        }
    }

    return validationErrors;
}