Example usage for java.util Arrays stream

Introduction

In this page you can find the example usage for java.util Arrays stream.

Prototype

public static DoubleStream stream(double[] array)

Source Link

Document

Returns a sequential DoubleStream with the specified array as its source.

Usage

From source file:alfio.model.system.Configuration.java

private static ConfigurationPathKey from(Optional<Integer> organizationId, Optional<Integer> eventId,
        Optional<Integer> ticketCategoryId, ConfigurationKeys key) {
    boolean organizationAvailable = organizationId.isPresent();
    boolean eventAvailable = eventId.isPresent();
    boolean categoryAvailable = ticketCategoryId.isPresent();
    ConfigurationPathLevel mostSensible = Arrays.stream(ConfigurationPathLevel.values())
            .sorted(Comparator.<ConfigurationPathLevel>naturalOrder().reversed()).filter(
                    path -> path == ConfigurationPathLevel.ORGANIZATION && organizationAvailable
                            || path == ConfigurationPathLevel.EVENT && organizationAvailable && eventAvailable
                            || path == ConfigurationPathLevel.TICKET_CATEGORY && organizationAvailable
                                    && eventAvailable && categoryAvailable)
            .findFirst().orElse(ConfigurationPathLevel.SYSTEM);
    switch (mostSensible) {
    case ORGANIZATION:
        return getOrganizationConfiguration(organizationId.get(), key);
    case EVENT://from w w  w.ja  v  a2  s . c om
        return getEventConfiguration(organizationId.get(), eventId.get(), key);
    case TICKET_CATEGORY:
        return getTicketCategoryConfiguration(organizationId.get(), eventId.get(), ticketCategoryId.get(), key);
    }
    return getSystemConfiguration(key);
}

From source file:com.uber.hoodie.common.table.view.HoodieTableFileSystemView.java

private Stream<HoodieLogFile> convertFileStatusesToLogFiles(FileStatus[] statuses) {
    Predicate<FileStatus> rtFilePredicate = fileStatus -> fileStatus.getPath().getName()
            .contains(metaClient.getTableConfig().getRTFileFormat().getFileExtension());
    return Arrays.stream(statuses).filter(rtFilePredicate).map(HoodieLogFile::new);
}

From source file:com.netflix.spinnaker.clouddriver.kubernetes.v2.op.job.KubectlJobExecutor.java

public List<String> delete(KubernetesV2Credentials credentials, KubernetesKind kind, String namespace,
        String name, KubernetesSelectorList labelSelectors, V1DeleteOptions deleteOptions) {
    List<String> command = kubectlNamespacedAuthPrefix(credentials, namespace);

    command.add("delete");

    command = kubectlLookupInfo(command, kind, name, labelSelectors);

    // spinnaker generally accepts deletes of resources that don't exist
    command.add("--ignore-not-found=true");

    if (deleteOptions.isOrphanDependents() != null) {
        command.add("--cascade=" + !deleteOptions.isOrphanDependents());
    }//from  w  w  w.j a  v  a  2s. c  o  m

    if (deleteOptions.getGracePeriodSeconds() != null) {
        command.add("--grace-period=" + deleteOptions.getGracePeriodSeconds());
    }

    if (StringUtils.isNotEmpty(deleteOptions.getPropagationPolicy())) {
        throw new IllegalArgumentException("Propagation policy is not yet supported as a delete option");
    }

    String jobId = jobExecutor.startJob(new JobRequest(command), System.getenv(),
            new ByteArrayInputStream(new byte[0]));

    JobStatus status = backoffWait(jobId, credentials.isDebug());

    if (status.getResult() != JobStatus.Result.SUCCESS) {
        throw new KubectlException(
                "Failed to delete " + kind + "/" + name + " from " + namespace + ": " + status.getStdErr());
    }

    if (StringUtils.isEmpty(status.getStdOut())) {
        return new ArrayList<>();
    }

    return Arrays.stream(status.getStdOut().split("\n")).map(m -> m.substring(m.indexOf("\"") + 1))
            .map(m -> m.substring(0, m.lastIndexOf("\""))).collect(Collectors.toList());
}

From source file:com.simiacryptus.mindseye.lang.Layer.java

/**
 * Eval and free nn result./*from w w  w.j  a  va 2  s  .  co  m*/
 *
 * @param array the array
 * @return the nn result
 */
@Nullable
default Result evalAndFree(Result... array) {
    Result result = eval(array);
    Arrays.stream(array).map(Result::getData).forEach(ReferenceCounting::freeRef);
    Arrays.stream(array).forEach(ReferenceCounting::freeRef);
    return result;
}

From source file:com.netflix.spinnaker.halyard.backup.services.v1.BackupService.java

private void addFileToTar(TarArchiveOutputStream tarArchiveOutputStream, String path, String base) {
    File file = new File(path);
    String fileName = file.getName();

    if (Arrays.stream(omitPaths).anyMatch(s -> s.equals(fileName))) {
        return;// w w  w .  java 2 s  .com
    }

    String tarEntryName = String.join("/", base, fileName);
    try {
        if (file.isFile()) {
            TarArchiveEntry tarEntry = new TarArchiveEntry(file, tarEntryName);
            tarArchiveOutputStream.putArchiveEntry(tarEntry);
            IOUtils.copy(new FileInputStream(file), tarArchiveOutputStream);
            tarArchiveOutputStream.closeArchiveEntry();
        } else if (file.isDirectory()) {
            Arrays.stream(file.listFiles()).filter(Objects::nonNull)
                    .forEach(f -> addFileToTar(tarArchiveOutputStream, f.getAbsolutePath(), tarEntryName));
        } else {
            log.warn("Unknown file type: " + file + " - skipping addition to tar archive");
        }
    } catch (IOException e) {
        throw new HalException(Problem.Severity.FATAL, "Unable to file " + file.getName()
                + " to archive entry: " + tarEntryName + " " + e.getMessage(), e);
    }
}

From source file:com.wso2telco.core.userprofile.permission.impl.WSO2PermissionBuilder.java

/**
 * recuresvly build the permission tree and return as tree of maps
 * //from ww w . ja va  2 s .  c o m
 * @param rootPermissionTree
 * @return
 */

private RetunEntitiy popUserRolePermissions(UIPermissionNode[] rootPermissionTree) {
    RetunEntitiy entity = new RetunEntitiy();
    Arrays.stream(rootPermissionTree).forEach(item -> {
        /**
         * if node has child elements
         */
        UIPermissionNode[] uiPermissionArray = item.getNodeList();
        if (uiPermissionArray != null && uiPermissionArray.length > 0) {

            RetunEntitiy temp = popUserRolePermissions(uiPermissionArray);
            entity.mergeMapEntry(item.getDisplayName(), temp);

        } else {
            /**
             * node don't have children
             */

            entity.mergeMapEntry(item);
        }

    });

    return entity;
}

From source file:com.hurence.logisland.service.solr.Solr_6_4_2_ChronixClientService.java

protected void createChronixStorage(ControllerServiceInitializationContext context) throws ProcessException {
    if (updater != null) {
        return;//  ww  w. ja va  2s.  com
    }

    // setup a thread pool of solr updaters
    int batchSize = context.getPropertyValue(BATCH_SIZE).asInteger();
    long flushInterval = context.getPropertyValue(FLUSH_INTERVAL).asLong();
    String[] groupBy = context.getPropertyValue(GROUP_BY).asString().split(",");
    updater = new ChronixUpdater(solr, queue,
            Arrays.stream(groupBy).filter(StringUtils::isNotBlank).collect(Collectors.toList()), batchSize,
            flushInterval);
    executorService.execute(updater);

}

From source file:org.mascherl.example.page.SignUpPage.java

private void addValidationErrors(Model model, String... fields) {
    Arrays.stream(fields).filter(this::hasValidationError).forEach(field -> model.put(field + "Error", true));
}

From source file:org.shredzone.cilla.view.FeedView.java

/**
 * Converts the feed's suffix to a ROME type.
 *
 * @param suffix/*from   w w w  . jav  a  2  s .  c om*/
 *            the feed's suffix
 * @return ROME type
 * @throws PageNotFoundException
 *             if the feed suffix is unknown
 */
private String convertFeedType(String suffix) throws PageNotFoundException {
    return Arrays.stream(FeedType.values()).filter(type -> type.getSuffix().equals(suffix))
            .map(FeedType::getType).findFirst()
            .orElseThrow(() -> new PageNotFoundException("Unknown feed type " + suffix));
}

From source file:com.blackducksoftware.integration.hub.detect.configuration.DetectConfiguration.java

public Set<String> getBlackduckPropertyKeys() {
    final Set<String> providedKeys = detectPropertySource.getBlackduckPropertyKeys();
    final Set<String> allKeys = new HashSet<>(providedKeys);
    Arrays.stream(DetectProperty.values()).forEach(currentProperty -> {
        final String propertyKey = currentProperty.getPropertyKey();
        if (propertyKey
                .startsWith(BlackDuckServerConfigBuilder.BLACKDUCK_SERVER_CONFIG_ENVIRONMENT_VARIABLE_PREFIX)
                || propertyKey/* w  w w . j a v  a  2  s. com*/
                        .startsWith(BlackDuckServerConfigBuilder.BLACKDUCK_SERVER_CONFIG_PROPERTY_KEY_PREFIX)) {
            allKeys.add(propertyKey);
        } else if (propertyKey.startsWith(DetectPropertySource.BLACKDUCK_PROPERTY_PREFIX)
                || propertyKey.startsWith(DetectPropertySource.BLACKDUCK_ENVIRONMENT_PREFIX)) {
            allKeys.add(propertyKey);
        }
    });
    return allKeys;
}