Example usage for org.apache.commons.collections4 ListUtils emptyIfNull

Introduction

In this page you can find the example usage for org.apache.commons.collections4 ListUtils emptyIfNull.

Prototype

public static <T> List<T> emptyIfNull(final List<T> list) 

Source Link

Document

Returns an immutable empty list if the argument is null, or the argument itself otherwise.

Usage

From source file:org.kuali.coeus.common.budget.impl.personnel.BudgetPersonSalaryServiceImpl.java

protected List<BudgetPersonSalaryDetails> findSalaryDetailsByBudgetIdAndPersonIdAndBudgetPeriod(Long budgetId,
        String personId, Integer budgetPeriod) {
    final HashMap<String, Object> criteria = new HashMap<>();
    criteria.put("budgetId", budgetId);
    criteria.put("personId", personId);
    criteria.put("budgetPeriod", budgetPeriod);
    return ListUtils.emptyIfNull((List<BudgetPersonSalaryDetails>) businessObjectService
            .findMatchingOrderBy(BudgetPersonSalaryDetails.class, criteria, "personSequenceNumber", true));
}

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From source file:org.kuali.coeus.common.impl.motd.MessageOfTheDayServiceImpl.java

@Override
public List<MessageOfTheDay> getMessagesOfTheDay() {
    final List<MessageOfTheDay> results = new ArrayList<MessageOfTheDay>(
            businessObjectService.findMatchingOrderBy(MessageOfTheDay.class,
                    Collections.singletonMap(ACTIVE, "Y"), DISPLAY_ORDER, true));

    return ListUtils.emptyIfNull(results);
}

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From source file:org.kuali.coeus.common.impl.sponsor.SponsorSearchServiceImpl.java

@Override
public List<SponsorSearchResult> findSponsors(String searchString) {
    if (StringUtils.isBlank(searchString)) {
        throw new IllegalArgumentException("searchString is blank");
    }//from w  w w.j av  a  2 s  .co m

    final String likeCriteria = "%" + searchString.toUpperCase() + "%";
    TypedQuery<SponsorSearchResult> query = entityManager.createQuery(
            "SELECT NEW org.kuali.coeus.common.framework.sponsor.SponsorSearchResult(t.sponsorCode, t.sponsorName) "
                    + "FROM Sponsor t "
                    + "WHERE UPPER(t.sponsorCode) like :likeCriteria OR UPPER(t.acronym) like :likeCriteria or UPPER(t.sponsorName) like :likeCriteria",
            SponsorSearchResult.class).setParameter("likeCriteria", likeCriteria);

    return ListUtils.emptyIfNull(query.setMaxResults(25).getResultList());
}

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From source file:org.kuali.coeus.common.impl.unit.UnitRepositoryServiceImpl.java

@Override
public List<UnitContract> getUnitHierarchyForUnit(String unitNumber) {
    if (StringUtils.isBlank(unitNumber)) {
        throw new IllegalArgumentException("unitNumber is blank");
    }/*from  ww  w . ja v  a2s  .c o m*/
    List<UnitContract> unitContractList = new ArrayList<UnitContract>();
    unitContractList.addAll(unitService.getUnitHierarchyForUnit(unitNumber));
    return ListUtils.emptyIfNull(unitContractList);
}

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From source file:org.kuali.coeus.instprop.impl.admin.ProposalAdminDetailsServiceImpl.java

@Override
public List<? extends ProposalAdminDetailsContract> findProposalAdminDetailsByPropDevNumber(
        String proposalNumber) {//from ww w. j  ava2s  .  c  om
    if (StringUtils.isBlank(proposalNumber)) {
        throw new IllegalArgumentException("proposalNumber is blank");
    }

    return ListUtils.emptyIfNull((List<ProposalAdminDetails>) businessObjectService.findMatching(
            ProposalAdminDetails.class, Collections.singletonMap("devProposalNumber", proposalNumber)));
}

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From source file:org.kuali.coeus.propdev.impl.questionnaire.PropDevQuestionAnswerServiceImpl.java

@Override
public List<? extends AnswerContract> getQuestionnaireAnswers(String proposalNumber, String namespace,
        String formName) {//from ww w.  jav a2  s. co  m
    if (StringUtils.isBlank(proposalNumber)) {
        throw new IllegalArgumentException("proposalNumber is blank");
    }

    if (StringUtils.isBlank(namespace)) {
        throw new IllegalArgumentException("namespace is blank");
    }

    if (StringUtils.isBlank(formName)) {
        throw new IllegalArgumentException("formName is blank");
    }

    final DevelopmentProposal developmentProposal = dataObjectService.find(DevelopmentProposal.class,
            proposalNumber);
    if (developmentProposal != null) {
        final List<AnswerHeader> answerHeaders = getProposalDevelopmentS2sQuestionnaireService()
                .getProposalAnswerHeaderForForm(developmentProposal, namespace, formName);
        final List<Answer> questionnaireAnswers = new ArrayList<Answer>();
        for (AnswerHeader answerHeader : answerHeaders) {
            final Questionnaire questionnaire = answerHeader.getQuestionnaire();
            final List<QuestionnaireQuestion> questionnaireQuestions = questionnaire
                    .getQuestionnaireQuestions();
            for (QuestionnaireQuestion questionnaireQuestion : questionnaireQuestions) {
                final Answer questionAnswer = getAnswer(questionnaireQuestion, answerHeader);
                if (questionAnswer != null) {
                    questionnaireAnswers.add(questionAnswer);
                }
            }
        }
        return ListUtils.emptyIfNull(questionnaireAnswers);
    }
    return Collections.emptyList();
}

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From source file:org.kuali.coeus.propdev.impl.questionnaire.PropDevQuestionAnswerServiceImpl.java

@Override
public List<? extends AnswerHeaderContract> getQuestionnaireAnswerHeaders(String proposalNumber,
        String namespace, String formName) {
    if (StringUtils.isBlank(proposalNumber)) {
        throw new IllegalArgumentException("proposalNumber is blank");
    }/*from   w  ww .  j a v  a 2s  .  c  om*/

    if (StringUtils.isBlank(namespace)) {
        throw new IllegalArgumentException("namespace is blank");
    }

    if (StringUtils.isBlank(formName)) {
        throw new IllegalArgumentException("formName is blank");
    }

    final DevelopmentProposal developmentProposal = dataObjectService.find(DevelopmentProposal.class,
            proposalNumber);
    return ListUtils.emptyIfNull(proposalDevelopmentS2sQuestionnaireService
            .getProposalAnswerHeaderForForm(developmentProposal, namespace, formName));
}

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From source file:org.kuali.coeus.propdev.impl.questionnaire.PropDevQuestionAnswerServiceImpl.java

@Override
public List<? extends AnswerHeaderContract> getQuestionnaireAnswerHeaders(String proposalNumber) {
    if (StringUtils.isBlank(proposalNumber)) {
        throw new IllegalArgumentException("proposalNumber is blank");
    }//from  w  w  w . j  a  v a2  s .c o  m

    final DevelopmentProposal developmentProposal = dataObjectService.find(DevelopmentProposal.class,
            proposalNumber);
    final ModuleQuestionnaireBean moduleQuestionnaireBean = new ProposalDevelopmentModuleQuestionnaireBean(
            developmentProposal);
    return ListUtils.emptyIfNull(questionnaireAnswerService.getQuestionnaireAnswer(moduleQuestionnaireBean));
}

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From source file:org.kuali.coeus.propdev.impl.s2s.UserAttachedFormServiceImpl.java

protected List<S2sUserAttachedForm> findUserAttachedFormByProposalNumber(String proposalNumber) {
    final Map<String, String> fieldMap = new HashMap<>();
    fieldMap.put("proposalNumber", proposalNumber);
    return ListUtils.emptyIfNull(dataObjectService
            .findMatching(S2sUserAttachedForm.class, QueryByCriteria.Builder.andAttributes(fieldMap).build())
            .getResults());/* w  w  w  . j ava2s  . co m*/
}

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From source file:org.ligoj.app.plugin.vm.aws.VmAwsSnapshotResource.java

/**
 * Convert a XML AMI node to a {@link Snapshot} instance.
 */// w w w.ja v  a2s  . c  o  m
private Snapshot toAmi(final Element element) {
    final Snapshot snapshot = new Snapshot();
    snapshot.setId(xml.getTagText(element, "imageId"));
    snapshot.setName(xml.getTagText(element, "name"));
    snapshot.setDescription(StringUtils.trimToNull(xml.getTagText(element, "description")));
    snapshot.setStatusText(xml.getTagText(element, "imageState"));
    snapshot.setAvailable("available".equals(snapshot.getStatusText()));
    snapshot.setPending("pending".equals(snapshot.getStatusText()));

    final String date = xml.getTagText(element, "creationDate");
    final XPath xPath = xml.xpathFactory.newXPath();
    try {
        // Author
        final NodeList tags = (NodeList) xPath.compile("tagSet/item").evaluate(element, XPathConstants.NODESET);
        snapshot.setAuthor(IntStream.range(0, tags.getLength()).mapToObj(tags::item)
                .filter(t -> TAG_AUDIT.equals(xml.getTagText((Element) t, "key")))
                .map(t -> xml.getTagText((Element) t, "value")).map(this::getUser).findAny().orElse(null));

        // Volumes
        final NodeList volumes = (NodeList) xPath.compile("blockDeviceMapping/item").evaluate(element,
                XPathConstants.NODESET);
        snapshot.setVolumes(IntStream.range(0, volumes.getLength()).mapToObj(volumes::item)
                .map(v -> toVolume((Element) v)).filter(v -> v.getId() != null).collect(Collectors.toList()));

        // Creation date
        snapshot.setDate(new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSXXX").parse(date));
    } catch (final Exception pe) {
        // Invalid of not correctly managed XML content
        snapshot.setVolumes(ListUtils.emptyIfNull(snapshot.getVolumes()));
        snapshot.setDate(new Date(0));
        log.info("Details of AMI {} cannot be fully parsed", snapshot.getId(), pe);
    }

    return snapshot;
}

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