Example usage for org.springframework.util CollectionUtils isEmpty

Introduction

In this page you can find the example usage for org.springframework.util CollectionUtils isEmpty.

Prototype

public static boolean isEmpty(@Nullable Map<?, ?> map)

Source Link

Document

Return true if the supplied Map is null or empty.

Usage

From source file:org.openlmis.fulfillment.service.referencedata.FacilityReferenceDataService.java

/**
 * Finds facilities by their ids.//from  w  ww .  j a v a  2s  .c om
 *
 * @param ids ids to look for.
 * @return a page of facilitiesg
 */
public Collection<FacilityDto> findByIds(Collection<UUID> ids) {
    if (CollectionUtils.isEmpty(ids)) {
        return Collections.emptyList();
    }
    return findAll("", RequestParameters.init().set("id", ids));
}

From source file:org.openlmis.fulfillment.service.referencedata.OrderableReferenceDataService.java

/**
 * Finds orderables by their ids./* ww w . ja v a2 s . co m*/
 *
 * @param ids ids to look for.
 * @return a page of orderables
 */
public List<OrderableDto> findByIds(Collection<UUID> ids) {
    if (CollectionUtils.isEmpty(ids)) {
        return Collections.emptyList();
    }
    return getPage(RequestParameters.init().set("id", ids)).getContent();
}

From source file:com.microsoft.exchange.DateHelpTest.java

@Test
public void systemTimeZone() {
    List<String> availableIDs = Arrays.asList(TimeZone.getAvailableIDs());
    assertFalse(CollectionUtils.isEmpty(availableIDs));
    assertTrue(availableIDs.contains(TimeZones.UTC_ID));
    assertTrue(availableIDs.contains("UTC"));

    TimeZone ical4jUTC = TimeZone.getTimeZone(TimeZones.UTC_ID);
    TimeZone sysUTC = TimeZone.getTimeZone("UTC");

    assertEquals(ical4jUTC.getDSTSavings(), sysUTC.getDSTSavings());
    assertEquals(ical4jUTC.getRawOffset(), sysUTC.getRawOffset());
    assertTrue(ical4jUTC.hasSameRules(sysUTC));

    TimeZone origDefaultTimeZone = TimeZone.getDefault();
    assertNotNull(origDefaultTimeZone);//  w  w w .  j av  a 2  s .co m
    assertEquals(TimeZone.getDefault().getRawOffset(), origDefaultTimeZone.getRawOffset());

    log.info("TimeZone.DisplayName=" + origDefaultTimeZone.getDisplayName());
    log.info("TimeZone.ID=" + origDefaultTimeZone.getID());
    log.info("TimeZone.DSTSavings=" + origDefaultTimeZone.getDSTSavings());
    log.info("TimeZone.RawOffset=" + origDefaultTimeZone.getRawOffset());
    log.info("TimeZone.useDaylightTime=" + origDefaultTimeZone.useDaylightTime());

    TimeZone.setDefault(ical4jUTC);
    assertEquals(ical4jUTC, TimeZone.getDefault());
    log.info(" -- Defualt Time Zone has been changed successfully! -- ");

    TimeZone newDefaultTimeZone = TimeZone.getDefault();
    log.info("TimeZone.DisplayName=" + newDefaultTimeZone.getDisplayName());
    log.info("TimeZone.ID=" + newDefaultTimeZone.getID());
    log.info("TimeZone.DSTSavings=" + newDefaultTimeZone.getDSTSavings());
    log.info("TimeZone.RawOffset=" + newDefaultTimeZone.getRawOffset());
    log.info("TimeZone.useDaylightTime=" + newDefaultTimeZone.useDaylightTime());
}

From source file:io.cloudslang.engine.data.SqlInQueryReader.java

private <T> List<T> readItems(Set<String> items, SqlInQueryCallback<T> callback) {
    Set<String> source = new HashSet<>(items);
    List<T> results = new LinkedList<>();
    do {/*  w  w  w . j  av  a 2 s  .  c  o  m*/
        Set<String> itemsToRead = extractAndRemoveUpToLimit(source, DATABASE_IN_CLAUSE_LIMIT);
        List<T> result = callback.readItems(itemsToRead);
        if (result != null) {
            results.addAll(result);
        }
    } while (!CollectionUtils.isEmpty(source));
    return results;
}

From source file:com.qpark.eip.core.spring.JAXBElementAwarePayloadTypeRouter.java

/**
 * Selects the most appropriate channel name matching channel identifiers
 * which are the fully qualified class names encountered while traversing
 * the payload type hierarchy. To resolve ties and conflicts (e.g.,
 * Serializable and String) it will match: 1. Type name to channel
 * identifier else... 2. Name of the subclass of the type to channel
 * identifier else... 3. Name of the Interface of the type to channel
 * identifier while also preferring direct interface over indirect subclass
 *///  w  ww. ja  v  a  2 s  .  c  o m
@Override
protected List<Object> getChannelKeys(final Message<?> message) {
    if (CollectionUtils.isEmpty(this.getChannelMappings())) {
        return null;
    }
    Object o = message.getPayload();
    Class<?> type = message.getPayload().getClass();
    if (o.getClass().equals(JAXBElement.class)) {
        type = ((JAXBElement<?>) o).getDeclaredType();
    }
    boolean isArray = type.isArray();
    if (isArray) {
        type = type.getComponentType();
    }
    String closestMatch = this.findClosestMatch(type, isArray);
    return (closestMatch != null) ? Collections.<Object>singletonList(closestMatch) : null;
}

From source file:com.consol.citrus.samples.kubernetes.ListKubernetesResourcesIT.java

@Test
@CitrusTest/*from  w w w .j av a 2s . c o  m*/
public void testListEndpoints() {
    kubernetes().client(k8sClient).endpoints().list().namespace("default").validate((result, context) -> {
        Assert.assertFalse(CollectionUtils.isEmpty(result.getResult().getItems()));
    });
}

From source file:org.duracloud.mill.audit.generator.AuditLogGenerator.java

public void execute() {
    log.info("executing generator...");
    long itemsWritten = 0;
    long totalItemsWritten = 0;
    try {/*from  w  ww .j av a 2s .  c om*/
        // Reads the Audit table, writes each item it finds to a
        // space-specific file
        int maxItemsPerRequest = Integer.parseInt(System.getProperty("max-audit-items-per-request", "1000"));
        Pageable pageRequest = new PageRequest(0, maxItemsPerRequest);

        while (true) {
            List<JpaAuditLogItem> items = auditLogItemRepo.findByWrittenFalseOrderByTimestampAsc(pageRequest);
            if (CollectionUtils.isEmpty(items)) {
                log.info("No audit items found for processing: nowhere to go, nothing to do.", items.size());
                break;
            }

            log.info("{} audit items read from the the jpa repo.", items.size());

            for (JpaAuditLogItem item : items) {
                write(item);
            }

            itemsWritten += items.size();
            totalItemsWritten += itemsWritten;
            log.info("{} audit items written.", items.size());

            if (itemsWritten >= 100000) {
                log.info("{} items written since last flush.  Flushing logs...", itemsWritten);
                logManager.flushLogs();
                itemsWritten = 0;
                log.info("Purge expired...");
                logManager.purgeExpired();
            }
        }

        log.info("{} total audit items written in this run.", totalItemsWritten);
        log.info("perform final purge of expired items.");
        this.logManager.purgeExpired();
        log.info("purge complete.");
    } catch (Exception ex) {
        log.error(ex.getMessage(), ex);
        throw new RuntimeException(ex);
    } finally {
        // close all logs
        try {
            logManager.flushLogs();
            log.info("audit log run completed.");
        } catch (Exception ex) {
            log.error(ex.getMessage(), ex);
            throw new RuntimeException(ex);
        }
    }
}

From source file:it.inserpio.neo4art.repository.MuseumRepositoryTest.java

@Test
public void shouldRetrieveMuseumsHostingVanGoghArtworks() {
    List<Museum> museums = this.museumRepository.findMuseumByArtist(0);

    Assert.assertNotNull(museums);// w w  w.  j a  va  2 s  .  c o m
    Assert.assertFalse(CollectionUtils.isEmpty(museums));

    System.out.println(museums.size());
}

From source file:com.payu.ratel.client.inmemory.RatelServerFetcher.java

@Override
public String fetchServiceAddress(String serviceName) {
    LOGGER.info("Fetching addresses from ratel server for {}", serviceName);
    final ArrayList<String> serviceAddressList = Lists.newArrayList(fetchServiceAddresses(serviceName));

    if (CollectionUtils.isEmpty(serviceAddressList)) {
        return "";
    }//from  w w  w.  j av  a 2 s  . c  om

    Collections.sort(serviceAddressList);

    int thisIndex = Math.abs(index.getAndIncrement());
    return serviceAddressList.get(thisIndex % serviceAddressList.size());
}

From source file:org.duracloud.snapshot.service.impl.ContentPropertiesFileReaderTest.java

/**
 * @param props/*from w  w w.java2  s .c o  m*/
 */
private void verifyProps(ContentProperties props) {
    Assert.assertNotNull(props.getContentId());
    Assert.assertTrue(!CollectionUtils.isEmpty(props.getProperties()));

    // Verify that the property names do not match their values
    for (String key : props.getProperties().keySet()) {
        Assert.assertNotEquals(key, props.getProperties().get(key));
    }
}