Example usage for org.apache.commons.lang3 StringUtils defaultIfEmpty

Introduction

In this page you can find the example usage for org.apache.commons.lang3 StringUtils defaultIfEmpty.

Prototype

public static <T extends CharSequence> T defaultIfEmpty(final T str, final T defaultStr) 

Source Link

Document

Returns either the passed in CharSequence, or if the CharSequence is empty or null , the value of defaultStr .

 StringUtils.defaultIfEmpty(null, "NULL")  = "NULL" StringUtils.defaultIfEmpty("", "NULL")    = "NULL" StringUtils.defaultIfEmpty(" ", "NULL")   = " " StringUtils.defaultIfEmpty("bat", "NULL") = "bat" StringUtils.defaultIfEmpty("", null)      = null 

Usage

From source file:org.codice.ddf.opensearch.source.OpenSearchSource.java

@Override
public SourceResponse query(QueryRequest queryRequest) throws UnsupportedQueryException {
    String methodName = "query";
    LOGGER.trace(methodName);//from  www. java 2 s.c  o  m

    final SourceResponse response;

    Subject subject = null;
    if (queryRequest.hasProperties()) {
        Object subjectObj = queryRequest.getProperties().get(SecurityConstants.SECURITY_SUBJECT);
        subject = (Subject) subjectObj;
    }

    Query query = queryRequest.getQuery();
    if (LOGGER.isTraceEnabled()) {
        LOGGER.trace("Received query: {}", query);
        FilterTransformer transform = new FilterTransformer();
        transform.setIndentation(2);
        try {
            LOGGER.trace(transform.transform(query));
        } catch (TransformerException e) {
            LOGGER.debug("Error transforming query to XML", e);
        }
    }

    final OpenSearchFilterVisitorObject openSearchFilterVisitorObject = (OpenSearchFilterVisitorObject) query
            .accept(openSearchFilterVisitor, new OpenSearchFilterVisitorObject());

    final ContextualSearch contextualSearch = openSearchFilterVisitorObject.getContextualSearch();
    final SpatialSearch spatialSearch = createCombinedSpatialSearch(
            openSearchFilterVisitorObject.getPointRadiusSearches(),
            openSearchFilterVisitorObject.getGeometrySearches(), numMultiPointRadiusVertices,
            distanceTolerance);
    final TemporalFilter temporalSearch = openSearchFilterVisitorObject.getTemporalSearch();
    final String idSearch = StringUtils.defaultIfEmpty((String) queryRequest.getPropertyValue(Metacard.ID),
            openSearchFilterVisitorObject.getId());

    final Map<String, String> searchPhraseMap = contextualSearch == null ? new HashMap<>()
            : contextualSearch.getSearchPhraseMap();

    // OpenSearch endpoints only support certain keyword, temporal, and spatial searches. The
    // OpenSearchSource additionally supports an id search when no other search criteria is
    // specified.
    if (MapUtils.isNotEmpty(searchPhraseMap) || spatialSearch != null || temporalSearch != null) {
        if (StringUtils.isNotEmpty(idSearch)) {
            LOGGER.debug(
                    "Ignoring the id search {}. Querying the source with the keyword, temporal, and/or spatial OpenSearch parameters",
                    idSearch);
        }

        final WebClient restWebClient = factory.getWebClientForSubject(subject);
        if (restWebClient == null) {
            throw new UnsupportedQueryException("Unable to create restWebClient");
        }
        response = doOpenSearchQuery(queryRequest, subject, spatialSearch, temporalSearch, searchPhraseMap,
                restWebClient);
    } else if (StringUtils.isNotEmpty(idSearch)) {
        final WebClient restWebClient = newRestClient(query, idSearch, false, subject);
        if (restWebClient == null) {
            throw new UnsupportedQueryException("Unable to create restWebClient");
        }

        response = doQueryById(queryRequest, restWebClient);
    } else {
        LOGGER.debug(
                "The OpenSearch Source only supports id searches or searches with certain keyword, \"{}\" temporal, or \"{}\" spatial criteria, but the query was {}. See the documentation for more details about supported searches.",
                OpenSearchConstants.SUPPORTED_TEMPORAL_SEARCH_TERM,
                OpenSearchConstants.SUPPORTED_SPATIAL_SEARCH_TERM, query);
        throw new UnsupportedQueryException(
                "OpenSearch query parameters could not be created from the query criteria.");
    }

    setSourceId(response);

    LOGGER.trace(methodName);

    return response;
}

---

From source file:org.dederem.common.service.ConfigService.java

/**
 * Default constructor.//from  www  .ja v  a  2 s  .  c o  m
 *
 * @throws IOException
 *             I/O error.
 */
public ConfigService() {
    super();

    final Properties props = new Properties();
    try (final InputStream input = this.getClass().getResourceAsStream("/config/defaultConfig.properties")) {
        props.load(input);
    } catch (final IOException ex) {
        ConfigService.LOG.error(ex.getMessage(), ex);
    }
    this.configFile = new File(
            StringUtils.defaultIfEmpty(props.getProperty("config.dir"), "/etc/dederem.conf"));
    this.repoDir = new File(StringUtils.defaultIfEmpty(props.getProperty("repo.dir"), "/opt/dederem"));
}

---

From source file:org.eclipse.hawkbit.ui.common.UserDetailsFormatter.java

private static String formatUserName(final int expectedNameLength, final UserDetails userDetails) {
    if (!(userDetails instanceof UserPrincipal)) {
        return userDetails.getUsername();
    }//w  w w . j  ava2 s.c  om

    final UserPrincipal userPrincipal = (UserPrincipal) userDetails;

    String lastname = StringUtils.defaultIfEmpty(userPrincipal.getLastname(), "");

    if (!StringUtils.isEmpty(lastname)) {
        lastname += DETAIL_SEPERATOR;
    }

    final String firstAndLastname = lastname + StringUtils.defaultIfEmpty(userPrincipal.getFirstname(), "");

    final String trimmedUsername = trimAndFormatDetail(firstAndLastname, expectedNameLength);

    if (StringUtils.isEmpty(trimmedUsername)) {
        return trimAndFormatDetail(userPrincipal.getLoginname(), expectedNameLength);
    }
    return trimmedUsername;
}

---

From source file:org.eclipse.hawkbit.ui.common.UserDetailsFormatter.java

private static String trimAndFormatDetail(final String formatString, final int expectedDetailLength) {
    final String detail = StringUtils.defaultIfEmpty(formatString, "");
    final String trimmedDetail = StringUtils.substring(detail, 0, expectedDetailLength);
    if (StringUtils.length(detail) > expectedDetailLength) {
        return trimmedDetail + TRIM_APPENDIX;
    }/*  w  ww.  j  a va  2  s . c  om*/
    return trimmedDetail;
}

---

From source file:org.firebrandocm.dao.ClassMeta.java

/**
     * Constructor./*from w  ww .jav a2s  . c om*/
     * Extracts and caches metadata for persistent entity classes
     *
     * @param target             the target class
     * @param persistenceFactory the persistence factory managing the entity
     */
    public ClassMeta(Class<T> target, AbstractPersistenceFactory persistenceFactory)
            throws ClassNotFoundException, IntrospectionException, InstantiationException, IllegalAccessException {
        log.debug(String.format("Initializing class metadata for %s", target));
        this.target = target;
        //If this is a top level structure that holds a column family
        if (target.isAnnotationPresent(ColumnFamily.class)) {
            ColumnFamily columnFamilyAnnotation = target.getAnnotation(ColumnFamily.class);
            consistencyLevel = columnFamilyAnnotation.consistencyLevel();
            counterColumnFamily = columnFamilyAnnotation.defaultValidationClass() == CounterColumnType.class;
            keySpace = StringUtils.defaultIfEmpty(columnFamilyAnnotation.keySpace(),
                    persistenceFactory.getDefaultKeySpace());
            columnFamily = target.getSimpleName();
            initializeColumnFamilyDefinition();
            processFields(target, "");
            processMethods(target);
            addClassTypePropertyIfSupported();
            initializeProxyFactory(persistenceFactory);
            initializeNamedQueries(target);
        } else {
            throw new IllegalArgumentException(target + " is not annotated with " + ColumnFamily.class);
        }
    }

---

From source file:org.firebrandocm.dao.ClassMeta.java

/**
     * Private helper to initialize a column family definition
     *//* ww  w .  j a  v a  2  s .  co m*/
    private void initializeColumnFamilyDefinition() throws ClassNotFoundException {
        columnFamilyDefinition = new CfDef();
        columnFamilyDefinition.setName(columnFamily);
        columnFamilyDefinition.setKeyspace(getKeySpace());
        ColumnFamily cfAnnotation = target.getAnnotation(ColumnFamily.class);
        String comparatorType = cfAnnotation.compareWith().getName();
        if (cfAnnotation.reversed()) {
            comparatorType = String.format("%s(reversed=true)", comparatorType);
        }
        columnFamilyDefinition.setComparator_type(comparatorType);
        columnFamilyDefinition.setKey_cache_size(cfAnnotation.keysCached());
        columnFamilyDefinition.setRow_cache_size(cfAnnotation.rowsCached());
        columnFamilyDefinition.setComment(StringUtils.defaultIfEmpty(cfAnnotation.comment(), null));
        columnFamilyDefinition.setComparator_type(cfAnnotation.compareWith().getName());
        columnFamilyDefinition.setRead_repair_chance(cfAnnotation.readRepairChance());
        columnFamilyDefinition.setGc_grace_seconds(cfAnnotation.gcGraceSeconds());
        columnFamilyDefinition.setDefault_validation_class(
                StringUtils.defaultIfEmpty(cfAnnotation.defaultValidationClass().getName(), null));
        columnFamilyDefinition.setKey_validation_class(
                StringUtils.defaultIfEmpty(cfAnnotation.defaultKeyValidationClass().getName(), null));
        columnFamilyDefinition.setMin_compaction_threshold(cfAnnotation.minCompactionThreshold());
        columnFamilyDefinition.setMax_compaction_threshold(cfAnnotation.maxCompactionThreshold());
        columnFamilyDefinition.setReplicate_on_write(cfAnnotation.replicateOnWrite());
    }

---

From source file:org.firebrandocm.dao.ClassMetadata.java

/**
 * Constructor./*from   ww w . j a  v a  2  s .  c o m*/
 * Extracts and caches metadata for persistent entity classes
 *
 * @param target             the target class
 * @param persistenceFactory the persistence factory managing the entity
 */
public ClassMetadata(Class<T> target, AbstractPersistenceFactory persistenceFactory)
        throws ClassNotFoundException, IntrospectionException, InstantiationException, IllegalAccessException {
    log.debug(String.format("Initializing class metadata for %s", target));
    this.target = target;
    //If this is a top level structure that holds a column family
    if (target.isAnnotationPresent(ColumnFamily.class)) {
        ColumnFamily columnFamilyAnnotation = target.getAnnotation(ColumnFamily.class);
        consistencyLevel = columnFamilyAnnotation.consistencyLevel();
        counterColumnFamily = columnFamilyAnnotation.defaultValidationClass() == CounterColumnType.class;
        keySpace = StringUtils.defaultIfEmpty(columnFamilyAnnotation.keySpace(),
                persistenceFactory.getDefaultKeySpace());
        columnFamily = target.getSimpleName();
        initializeColumnFamilyDefinition();
        processFields(target, "");
        processMethods(target);
        addClassTypePropertyIfSupported();
        initializeProxyFactory(persistenceFactory);
        initializeNamedQueries(target);
    } else {
        throw new IllegalArgumentException(target + " is not annotated with " + ColumnFamily.class);
    }
}

---

From source file:org.firebrandocm.dao.ClassMetadata.java

/**
 * Private helper to initialize a column family definition
 *///ww w. ja  v  a2 s.  c om
private void initializeColumnFamilyDefinition() throws ClassNotFoundException {
    columnFamilyDefinition = new CfDef();
    columnFamilyDefinition.setName(columnFamily);
    columnFamilyDefinition.setKeyspace(getKeySpace());
    ColumnFamily cfAnnotation = target.getAnnotation(ColumnFamily.class);
    String comparatorType = cfAnnotation.compareWith().getName();
    if (cfAnnotation.reversed()) {
        comparatorType = String.format("%s(reversed=true)", comparatorType);
    }
    columnFamilyDefinition.setComparator_type(comparatorType);
    columnFamilyDefinition.setKey_cache_size(cfAnnotation.keysCached());
    columnFamilyDefinition.setRow_cache_size(cfAnnotation.rowsCached());
    columnFamilyDefinition.setComment(StringUtils.defaultIfEmpty(cfAnnotation.comment(), null));
    columnFamilyDefinition.setComparator_type(cfAnnotation.compareWith().getName());
    columnFamilyDefinition.setRead_repair_chance(cfAnnotation.readRepairChance());
    columnFamilyDefinition.setGc_grace_seconds(cfAnnotation.gcGraceSeconds());
    columnFamilyDefinition.setDefault_validation_class(
            StringUtils.defaultIfEmpty(cfAnnotation.defaultValidationClass().getName(), null));
    columnFamilyDefinition.setKey_validation_class(
            StringUtils.defaultIfEmpty(cfAnnotation.defaultKeyValidationClass().getName(), null));
    columnFamilyDefinition.setMin_compaction_threshold(cfAnnotation.minCompactionThreshold());
    columnFamilyDefinition.setMax_compaction_threshold(cfAnnotation.maxCompactionThreshold());
    columnFamilyDefinition.setReplicate_on_write(cfAnnotation.replicateOnWrite());
}

---

From source file:org.gbif.dwc.text.ArchiveFile.java

public void setFieldsTerminatedBy(String fieldsTerminatedBy) {
    this.fieldsTerminatedBy = StringUtils.defaultIfEmpty(fieldsTerminatedBy, null);
}

---

From source file:org.gbif.dwc.text.ArchiveFile.java

public void setLinesTerminatedBy(String linesTerminatedBy) {
    this.linesTerminatedBy = StringUtils.defaultIfEmpty(linesTerminatedBy, null);
}

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