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:com.turbospaces.spaces.tx.TransactionModificationContext.java

private static void notifyByTemplate(final Map<EntryKeyLockQuard, WriteTakeEntry> map,
        final SpaceNotificationListener listener, final CacheStoreEntryWrapper template,
        final SpaceStore memoryManager, final boolean returnAsBytes) {
    if (!CollectionUtils.isEmpty(map))
        for (final WriteTakeEntry entry : map.values())
            if (entry.getObj().getClass()
                    .isAssignableFrom(template.getPersistentEntity().getOriginalPersistentEntity().getType())) {
                Object[] templatePropertyValues = template.asPropertyValuesArray();
                Object[] entryPropertyValues = entry.getPropertyValues();

                if (SpaceUtility.macthesByPropertyValues(templatePropertyValues, entryPropertyValues)) {
                    assert entry.getObj() != null;
                    memoryManager.getSpaceConfiguration().getListeningExecutorService().execute(new Runnable() {
                        @Override
                        public void run() {
                            listener.handleNotification(
                                    returnAsBytes ? entry.getPointer().getSerializedDataBuffer()
                                            : entry.getObj(),
                                    entry.getSpaceOperation());
                        }//  w  ww . j av a  2s .co m
                    });
                }
            }
}

From source file:admin.service.SimpleJobService.java

@Override
public JobParameters getLastJobParameters(String jobName) throws NoSuchJobException {

    Collection<JobExecution> executions = jobExecutionDao.getJobExecutions(jobName, 0, 1);

    JobExecution lastExecution = null;/*  w w w. java  2 s.c  o m*/
    if (!CollectionUtils.isEmpty(executions)) {
        lastExecution = executions.iterator().next();
    }

    JobParameters oldParameters = new JobParameters();
    if (lastExecution != null) {
        oldParameters = lastExecution.getJobParameters();
    }

    return oldParameters;

}

From source file:com.bfd.harpc.registry.ZkClientRegistry.java

/**
 * ?? <br>//from w  w w  .  j a  v  a2 s. co  m
 * <br>
 * ??zookeeper?PathChildrenCache,?{@link PathChildrenCache}
 * <p>
 * 
 * @throws RpcException
 */
private void build() throws RpcException {
    List<String> childrenList = null;
    String path = configPath + Constants.ZK_SEPARATOR_DEFAULT + Constants.ZK_NAMESPACE_SERVERS;
    try {
        childrenList = zookeeper.getChildren().forPath(path);
    } catch (Exception e) {
        String message = MessageFormat.format("Get children node error in the path : {0}", path);
        LOGGER.error(message, e);
        throw new RpcException(message, e);
    }

    if (CollectionUtils.isEmpty(childrenList)) {
        LOGGER.error("Not find a service in zookeeper!");
        throw new RpcException("Not find a service in zookeeper!");
    }

    List<ServerNode> current = new ArrayList<ServerNode>();
    for (String children : childrenList) {
        current.addAll(ServerNodeUtils.transfer(children));
    }
    freshContainer(current);
}

From source file:org.sakuli.datamodel.TestSuite.java

/**
 * @return all {@link TestCase}s as {@link SortedSet} or a empty set if no test cases are specified.
 *///from   w  ww  .  j  av a 2  s.c o m
public SortedSet<TestCase> getTestCasesAsSortedSet() {
    if (!CollectionUtils.isEmpty(testCases)) {
        return new TreeSet<>(testCases.values());
    }
    return new TreeSet<>();
}

From source file:com.microsoft.exchange.impl.ExchangeResponseUtilsImpl.java

@Override
public Set<BaseFolderType> parseGetFolderResponse(GetFolderResponse getFolderResponse) {
    confirmSuccess(getFolderResponse);//  ww  w .  j a v  a 2 s  .  c o  m
    Set<BaseFolderType> folders = new HashSet<BaseFolderType>();
    ArrayOfResponseMessagesType responseMessages = getFolderResponse.getResponseMessages();
    List<JAXBElement<? extends ResponseMessageType>> getFolderResponseMessages = responseMessages
            .getCreateItemResponseMessagesAndDeleteItemResponseMessagesAndGetItemResponseMessages();
    for (JAXBElement<? extends ResponseMessageType> responseMessage : getFolderResponseMessages) {
        FolderInfoResponseMessageType folderInfo = (FolderInfoResponseMessageType) responseMessage.getValue();
        List<BaseFolderType> f = folderInfo.getFolders().getFoldersAndCalendarFoldersAndContactsFolders();
        if (!CollectionUtils.isEmpty(f)) {
            folders.addAll(f);
        }
    }
    return folders;
}

From source file:pe.gob.mef.gescon.web.ui.EntidadMB.java

public void setSelectedRow(ActionEvent event) {
    try {//www .j av  a 2 s .c  om
        if (event != null) {
            int index = Integer.parseInt((String) JSFUtils.getRequestParameter("index"));
            if (!CollectionUtils.isEmpty(this.getFilteredListaEntidad())) {
                this.setSelectedEntidad(this.getFilteredListaEntidad().get(index));
            } else {
                this.setSelectedEntidad(this.getListaEntidad().get(index));
            }
            this.setFilteredListaEntidad(new ArrayList());

            UbigeoEntidadService ubigeoService = (UbigeoEntidadService) ServiceFinder
                    .findBean("UbigeoEntidadService");
            listaProvincia = new Items(
                    ubigeoService.getProvinciasPorDepartamento(this.getSelectedEntidad().getVdepartamento()),
                    null, "cdepartamento", "vdescripcion").getItems();
            listaDistrito = new Items(ubigeoService.getDistritosPorProvincia(
                    this.getSelectedEntidad().getVdepartamento(), this.getSelectedEntidad().getVprovincia()),
                    null, "cprovincia", "vdescripcion").getItems();
        }
    } catch (Exception e) {
        log.error(e.getMessage());
        e.printStackTrace();
    }
}

From source file:com.qpark.eip.core.failure.FailureAssert.java

/**
 * Assert that a Map has entries; that is, it must not be <code>null</code>
 * and must have at least one entry./*from  w w w  .  ja  v  a2  s.  c o  m*/
 *
 * <pre class="code">
 * Assert.notEmpty(map, &quot;Map must have entries&quot;);
 * </pre>
 *
 * @param map
 *            the map to check
 * @param errorCode
 *            the error code to use if the assertion fails
 * @throws IllegalArgumentException
 *             if the map is <code>null</code> or has no entries
 */
public static void notEmpty(final Map<?, ?> map, final String errorCode) {
    if (CollectionUtils.isEmpty(map)) {
        BaseFailureHandler.throwFailureException(errorCode);
    }
}

From source file:jails.http.MediaType.java

/**
 * Create a new {@link MediaType} for the given type, subtype, and parameters.
 * @param type the primary type/*from   ww w. j  a  v a  2 s .  co m*/
 * @param subtype the subtype
 * @param parameters the parameters, may be <code>null</code>
 * @throws IllegalArgumentException if any of the parameters contain illegal characters
 */
public MediaType(String type, String subtype, Map<String, String> parameters) {
    Assert.hasLength(type, "'type' must not be empty");
    Assert.hasLength(subtype, "'subtype' must not be empty");
    checkToken(type);
    checkToken(subtype);
    this.type = type.toLowerCase(Locale.ENGLISH);
    this.subtype = subtype.toLowerCase(Locale.ENGLISH);
    if (!CollectionUtils.isEmpty(parameters)) {
        Map<String, String> m = new LinkedCaseInsensitiveMap<String>(parameters.size(), Locale.ENGLISH);
        for (Map.Entry<String, String> entry : parameters.entrySet()) {
            String attribute = entry.getKey();
            String value = entry.getValue();
            checkParameters(attribute, value);
            m.put(attribute, unquote(value));
        }
        this.parameters = Collections.unmodifiableMap(m);
    } else {
        this.parameters = Collections.emptyMap();
    }
}

From source file:com.frank.search.solr.repository.query.SolrQueryMethod.java

/**
 * @return true if {@link com.frank.search.solr.repository.Query#filters()} is not empty
 *///  ww w. ja  va 2  s.  com
public boolean hasFilterQuery() {
    if (hasQueryAnnotation()) {
        return !CollectionUtils.isEmpty(getFilterQueries());
    }
    return false;
}