Example usage for org.apache.commons.collections4 CollectionUtils isEmpty

Introduction

In this page you can find the example usage for org.apache.commons.collections4 CollectionUtils isEmpty.

Prototype

public static boolean isEmpty(final Collection<?> coll) 

Source Link

Document

Null-safe check if the specified collection is empty.

Usage

From source file:io.cloudslang.lang.compiler.modeller.transformers.DoTransformer.java

@Override
public TransformModellingResult<List<Argument>> transform(Map<String, Object> rawData,
        SensitivityLevel sensitivityLevel) {
    final List<RuntimeException> validateRawData = validateRawData(rawData);
    if (!validateRawData.isEmpty()) {
        return new BasicTransformModellingResult<>(null, validateRawData);
    }//from   w  w  w  . j  av a  2s . co  m

    final Object rawArguments = rawData.entrySet().iterator().next().getValue();
    if (rawArguments == null) {
        return new BasicTransformModellingResult<>(Collections.emptyList(), Collections.emptyList());
    }

    if (rawArguments instanceof List) {
        final List rawArgumentsList = (List) rawArguments;

        final List<Argument> transformedData = new ArrayList<>();
        final List<RuntimeException> errors = new ArrayList<>();
        // list syntax
        for (final Object rawArgument : rawArgumentsList) {
            try {
                final Argument argument = transformListArgument(rawArgument, sensitivityLevel);
                final List<RuntimeException> validationErrors = preCompileValidator
                        .validateNoDuplicateInOutParams(transformedData, argument);
                if (CollectionUtils.isEmpty(validationErrors)) {
                    transformedData.add(argument);
                } else {
                    errors.addAll(validationErrors);
                }
            } catch (RuntimeException rex) {
                errors.add(rex);
            }
        }
        return new BasicTransformModellingResult<>(transformedData, errors);
    }
    return new BasicTransformModellingResult<>(Collections.emptyList(), Collections.singletonList(
            new RuntimeException("Step arguments should be defined using a standard YAML list.")));
}

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From source file:com.ge.predix.acs.privilege.management.ResourcePrivilegeManagementController.java

private void failIfParentsSpecified(final List<BaseResource> resources) {
    if (this.getTitanProfileActive()) {
        return;//  www  . j a  va2s.c  o m
    }

    for (BaseResource resource : resources) {
        if (!CollectionUtils.isEmpty(resource.getParents())) {
            throw new RestApiException(HttpStatus.NOT_IMPLEMENTED, PARENTS_ATTR_NOT_SUPPORTED_MSG);
        }
    }
}

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From source file:io.cloudslang.lang.compiler.modeller.transformers.ResultsTransformer.java

public void addDefaultResultsIfNeeded(List rawResults, ExecutableType executableType,
        List<Result> resolvedResults, List<RuntimeException> errors) {
    if (rawResults == null && CollectionUtils.isEmpty(resolvedResults)) {
        switch (executableType) {
        case FLOW:
            addResult(resolvedResults, createNoExpressionResult(ScoreLangConstants.SUCCESS_RESULT), errors);
            addResult(resolvedResults, createNoExpressionResult(ScoreLangConstants.FAILURE_RESULT), errors);
            break;
        case OPERATION:
            addResult(resolvedResults, createNoExpressionResult(ScoreLangConstants.SUCCESS_RESULT), errors);
            break;
        case DECISION:
            break;
        default://from   www  .ja v  a 2s.  c o m
            throw new RuntimeException("Not implemented for executable type: " + executableType);
        }
    }
}

---

From source file:it.reply.orchestrator.service.commands.PrefilterCloudProviders.java

@Override
protected RankCloudProvidersMessage customExecute(RankCloudProvidersMessage rankCloudProvidersMessage)
        throws Exception {
    // TODO Filter cloud providers (i.e. based on OneData)

    Deployment deployment = deploymentRepository.findOne(rankCloudProvidersMessage.getDeploymentId());

    // Filter out providers that do not support the requested images
    ArchiveRoot ar = toscaService.parseTemplate(deployment.getTemplate());
    Set<CloudProvider> providersToDiscard = Sets.newHashSet();
    Set<CloudService> servicesToDiscard = Sets.newHashSet();

    if (!CollectionUtils.isEmpty(rankCloudProvidersMessage.getPlacementPolicies())) {
        this.discardOnPlacementPolicies(rankCloudProvidersMessage.getPlacementPolicies(),
                rankCloudProvidersMessage.getCloudProviders().values(),
                rankCloudProvidersMessage.getSlamPreferences().getSla(), servicesToDiscard);
    }/*w  w w .j a  v  a2 s.c  om*/

    discardProvidersAndServices(providersToDiscard, servicesToDiscard, rankCloudProvidersMessage);

    if (!MapUtils.isEmpty(rankCloudProvidersMessage.getOneDataRequirements())) {
        OneData inputRequirement = rankCloudProvidersMessage.getOneDataRequirements().get("input");
        discardOnOneDataRequirements(inputRequirement, rankCloudProvidersMessage.getCloudProviders().values(),
                providersToDiscard, servicesToDiscard);
        OneData outputRequirement = rankCloudProvidersMessage.getOneDataRequirements().get("output");
        discardOnOneDataRequirements(outputRequirement, rankCloudProvidersMessage.getCloudProviders().values(),
                providersToDiscard, servicesToDiscard);
    }

    discardProvidersAndServices(providersToDiscard, servicesToDiscard, rankCloudProvidersMessage);

    // Filter provider for Chronos
    // FIXME: It's just a demo hack to for Chronos jobs default provider override!!
    if (deployment.getDeploymentProvider().equals(DeploymentProvider.CHRONOS)) {
        for (CloudProvider cloudProvider : rankCloudProvidersMessage.getCloudProviders().values()) {
            if (!cloudProvider.getName().equalsIgnoreCase(chronosCloudProviderName)) {
                LOG.debug(
                        "Discarded provider {} because it doesn't match Chronos default provider {}"
                                + " for deployment {}",
                        cloudProvider.getId(), chronosCloudProviderName, deployment.getId());
                addProviderToDiscard(providersToDiscard, servicesToDiscard, cloudProvider);
            }
        }
    }

    discardProvidersAndServices(providersToDiscard, servicesToDiscard, rankCloudProvidersMessage);

    // Filter provider by image contextualization check
    for (CloudProvider cloudProvider : rankCloudProvidersMessage.getCloudProviders().values()) {
        for (CloudService cloudService : cloudProvider.getCmbdProviderServicesByType(Type.COMPUTE)) {
            try {
                toscaService.contextualizeImages(deployment.getDeploymentProvider(), ar, cloudProvider,
                        cloudService.getId(), false);
            } catch (Exception ex) {
                // Failed to match all required images -> discard provider
                LOG.debug(
                        "Discarded service {} of provider {} because it doesn't match images requirements"
                                + " for deployment {}: {}",
                        cloudService.getId(), cloudProvider.getId(), deployment.getId(), ex.getMessage());
                addServiceToDiscard(servicesToDiscard, cloudService);
                cloudProvider.getCmdbProviderImages().remove(cloudService.getId());
            }
        }
    }

    discardProvidersAndServices(providersToDiscard, servicesToDiscard, rankCloudProvidersMessage);

    return rankCloudProvidersMessage;
}

---

From source file:cn.sixlab.web.tool.ListTool.java

private static ModelAndView editList(String path, Request req, Response resp) throws SQLException {
    Map<String, Object> model = new HashMap<>();

    String listName = req.splat()[0];
    ConnectionSource conn = DbUtil.conn();
    Dao<ToolListGroup, ?> dao = DaoManager.createDao(conn, ToolListGroup.class);
    java.util.List<ToolListGroup> groups = dao.queryBuilder().orderBy("order", true).where()
            .eq("list_name", listName).query();

    if (CollectionUtils.isEmpty(groups)) {
        ToolListGroup group = new ToolListGroup();
        group.setOrder(1);//  w  w w  .  j  av a2s  . c  om
        group.setListName(listName);
        group.setGroupName("");
        dao.create(group);
        groups.add(group);
    } else {
        Dao<ToolListItem, ?> itemDao = DaoManager.createDao(conn, ToolListItem.class);
        for (ToolListGroup group : groups) {
            java.util.List<ToolListItem> items = itemDao.queryBuilder().orderBy("order", true).where()
                    .eq("group_id", group.getId()).query();
            group.setToolListItemList(items);
        }
    }

    conn.close();

    model.put("listName", listName);
    model.put("models", groups);

    return new ModelAndView(model, path);
}

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From source file:co.runrightfast.core.utils.JmxUtils.java

static void registerMBeans(final String domain, final Set<MBeanRegistration<?>> mBeanRegistrations) {
    if (CollectionUtils.isEmpty(mBeanRegistrations)) {
        return;// ww  w .j  a v a2 s. c om
    }
    checkArgument(StringUtils.isNotBlank(domain));
    mBeanRegistrations.stream()
            .forEach(reg -> registerApplicationMBean(domain, reg.getMbean(), reg.getClass()));
}

---

From source file:co.rsk.net.discovery.PeerExplorerTest.java

@Test
public void sendInitialMessageToNodesNoNodes() {
    Node node = new Node(new ECKey().getNodeId(), HOST_2, PORT_2);
    NodeDistanceTable distanceTable = new NodeDistanceTable(KademliaOptions.BINS, KademliaOptions.BUCKET_SIZE,
            node);/*from   w w w  .  j a v a  2s  .c om*/
    PeerExplorer peerExplorer = new PeerExplorer(new ArrayList<>(), node, distanceTable, new ECKey(), TIMEOUT,
            REFRESH);

    peerExplorer.setUDPChannel(Mockito.mock(UDPChannel.class));

    Set<String> nodesWithMessage = peerExplorer.startConversationWithNewNodes();

    Assert.assertTrue(CollectionUtils.isEmpty(nodesWithMessage));

    peerExplorer = new PeerExplorer(null, node, distanceTable, new ECKey(), TIMEOUT, REFRESH);
    peerExplorer.setUDPChannel(Mockito.mock(UDPChannel.class));

    nodesWithMessage = peerExplorer.startConversationWithNewNodes();

    Assert.assertTrue(CollectionUtils.isEmpty(nodesWithMessage));
}

---

From source file:com.jkoolcloud.tnt4j.streams.utils.NamespaceMap.java

@Override
public String getPrefix(String namespaceURI) {
    Set<String> nsList = mapURI.get(namespaceURI);
    return CollectionUtils.isEmpty(nsList) ? XMLConstants.DEFAULT_NS_PREFIX : nsList.iterator().next();
}

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From source file:com.evolveum.midpoint.web.component.prism.ShadowAssociationWrapper.java

@Override
public <O extends ObjectType> void collectModifications(ObjectDelta<O> delta) throws SchemaException {

    if (CollectionUtils.isEmpty(getValues())) {
        return;//from   ww  w.  j av  a  2 s  . co  m
    }

    ContainerValueWrapper<ShadowAssociationType> containerValueWrappers = getValues().iterator().next();

    for (ItemWrapper itemWrapper : containerValueWrappers.getItems()) {

        if (!(itemWrapper instanceof ReferenceWrapper)) {
            LOGGER.warn("Item in shadow association value wrapper is not an reference. Should not happen.");
            continue;
        }

        ReferenceWrapper refWrapper = (ReferenceWrapper) itemWrapper;
        if (!refWrapper.hasChanged()) {
            continue;
        }

        for (ValueWrapper refValue : refWrapper.getValues()) {

            PrismReferenceValue prismRefValue = (PrismReferenceValue) refValue.getValue();
            ShadowAssociationType shadowAssociationType = new ShadowAssociationType();
            shadowAssociationType.setName(refWrapper.getName());
            shadowAssociationType.setShadowRef(ObjectTypeUtil.createObjectRef(prismRefValue));
            switch (refValue.getStatus()) {
            case ADDED:
                if (!refValue.hasValueChanged()) {
                    continue;
                }
                delta.addModificationAddContainer(refWrapper.getPath(), shadowAssociationType);
                break;
            case DELETED:
                delta.addModificationDeleteContainer(refWrapper.getPath(), shadowAssociationType);
            default:
                break;
            }

        }
    }

}

---

From source file:com.epam.catgenome.manager.vcf.VcfFileManager.java

@Transactional(propagation = Propagation.REQUIRED)
public List<VcfFile> loadVcfFiles(List<Long> ids) {
    if (CollectionUtils.isEmpty(ids)) {
        return Collections.emptyList();
    }/*  ww  w  .j  a  va 2s . c  o m*/

    List<VcfFile> files = vcfFileDao.loadVcfFiles(ids);
    if (files.size() != ids.size()) {
        List<Long> notFound = new ArrayList<>(ids);
        notFound.removeAll(files.stream().map(BaseEntity::getId).collect(Collectors.toList()));
        Assert.isTrue(notFound.isEmpty(), MessageHelper.getMessage(MessagesConstants.ERROR_FILE_NOT_FOUND,
                notFound.stream().map(i -> i.toString()).collect(Collectors.joining(", "))));
    }

    return files;
}

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