Example usage for java.util Collection stream

Introduction

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

Prototype

default Stream<E> stream()

Source Link

Document

Returns a sequential Stream with this collection as its source.

Usage

From source file:ch.wisv.areafiftylan.utils.TaskScheduler.java

@Scheduled(fixedRate = ORDER_EXPIRY_CHECK_INTERVAL_SECONDS * 1000)
public void ExpireOrders() {
    LocalDateTime expireBeforeDate = LocalDateTime.now().minusMinutes(ORDER_STAY_ALIVE_MINUTES);

    Collection<Order> allOrdersBeforeDate = orderRepository.findAllByCreationDateTimeBefore(expireBeforeDate);

    List<Order> expiredOrders = allOrdersBeforeDate.stream().filter(isExpired()).collect(Collectors.toList());

    expiredOrders.forEach(o -> orderService.expireOrder(o));
}

From source file:de.hybris.platform.mpintgordermanagement.listeners.impl.MarketplaceSubmitEventListener.java

@Override
public void afterSave(final Collection<AfterSaveEvent> events) {
    events.stream().filter(e -> {
        final int code = e.getPk().getTypeCode();
        log.debug("checking event pk(code): " + code + " (expected: " + TMALL_ORDER_DEPLOYMENT_CODE + ")");
        return (e.getType() == AfterSaveEvent.CREATE) && (code == TMALL_ORDER_DEPLOYMENT_CODE);
    }).forEach(e -> {/*from  ww  w .  j a va  2s  .c om*/
        final PK pk = e.getPk();
        log.info(String.format("found event{type:%d, pk:%s, type_code:%s, pk_value:%s}", e.getType(), pk,
                pk.getTypeCodeAsString(), pk.getLongValueAsString()));

        final TmallOrderEntryModel entry = modelService.<TmallOrderEntryModel>get(pk);
        final TmallOrderModel order = (TmallOrderModel) entry.getOrder();
        final String TmallOrderEntriesNo = String.valueOf(order.getEntries().size());

        if (order.getTmallOrderEntriesNo().equals(TmallOrderEntriesNo)) {
            order.setIsCompleted(true);
            modelService.save(order);
        }
    });

    events.stream().filter(e -> {
        final int code = e.getPk().getTypeCode();
        log.debug("checking event pk(code): " + code + " (expected: " + TMALL_ORDER_DEPLOYMENT_CODE + ")");
        return (code == TMALL_ORDER_DEPLOYMENT_CODE && e.getType() != AfterSaveEvent.REMOVE);
    }).forEach(e -> {
        final PK pk = e.getPk();
        log.info(String.format("found event{type:%d, pk:%s, type_code:%s, pk_value:%s}", e.getType(), pk,
                pk.getTypeCodeAsString(), pk.getLongValueAsString()));

        final TmallOrderEntryModel entry = modelService.<TmallOrderEntryModel>get(pk);
        final TmallOrderModel order = (TmallOrderModel) entry.getOrder();
        final String TmallOrderEntriesNo = String.valueOf(order.getEntries().size());
        BaseStoreModel baseStoreModel = order.getMarketplaceStore().getMarketplaceSeller().getBaseStore();
        String submitOrderProcessCode = baseStoreModel.getSubmitOrderProcessCode();
        if (TmallOrderEntriesNo.equals(order.getTmallOrderEntriesNo())
                && !isContainProcess(order.getOrderProcess(), submitOrderProcessCode)
                && entry.getEntryStatus().getCode().equals("WAIT_SELLER_SEND_GOODS")) {
            order.setStore(order.getMarketplaceStore().getMarketplaceSeller().getBaseStore());
            modelService.save(order);
            final OrderProcessModel TmallContinuationProcess = businessProcessService
                    .<OrderProcessModel>createProcess(submitOrderProcessCode + "-" + order.getCode() + "-"
                            + order.getModifiedtime().getTime(), submitOrderProcessCode);
            TmallContinuationProcess.setOrder(order);
            modelService.save(TmallContinuationProcess);
            log.info("Start Order continuation-process: '" + TmallContinuationProcess.getCode() + "'");
            businessProcessService.startProcess(TmallContinuationProcess);
        }

        for (ConsignmentModel consignment : order.getConsignments()) {
            if (confirmShipService.canPerform(consignment)) {
                final Set<ConsignmentEntryModel> consignmentEntries = consignment.getConsignmentEntries();
                for (final ConsignmentEntryModel consignmentEntry : consignmentEntries) {
                    final TmallOrderEntryModel orderEntry = (TmallOrderEntryModel) consignmentEntry
                            .getOrderEntry();
                    orderEntry.setWaitMarketPlaceResponse(Boolean.TRUE);
                }
            }
        }
    });

}

From source file:ijfx.core.io.ExplorableIOTest.java

private int contentHash(Collection<? extends Taggable> set) {

    return set.stream().map(Taggable::getMetaDataSet).mapToInt(ExplorableList::contentHash).sum();

}

From source file:com.netflix.spinnaker.fiat.permissions.DefaultPermissionsResolver.java

private Map<String, Collection<Role>> getAndMergeUserRoles(@NonNull Collection<ExternalUser> users) {
    List<String> usernames = users.stream().map(ExternalUser::getId).collect(Collectors.toList());

    Map<String, Collection<Role>> userToRoles = userRolesProvider.multiLoadRoles(usernames);

    users.forEach(user -> {//from  ww  w.  j  av  a2 s .  c om
        userToRoles.computeIfAbsent(user.getId(), ignored -> new ArrayList<>()).addAll(user.getExternalRoles());
    });

    if (log.isDebugEnabled()) {
        try {
            log.debug("Multi-loaded roles: \n"
                    + mapper.writerWithDefaultPrettyPrinter().writeValueAsString(userToRoles));
        } catch (Exception e) {
            log.debug("Exception writing roles", e);
        }
    }
    return userToRoles;
}

From source file:edu.ehu.galan.lite.model.Corpus.java

/**
 * Loads a corpus from a given folder and scans recursively all the documents inside it,
 * then it reorder using the file name (uses FilesUtils from CommonsIO), you need to choose
 * the source of knowledge to be used (Wikipedia or Wordnet)
 * @param pRootFolder//from  w  ww  .j  a v  a2  s  .  c  om
 * @param pType 
 */

public void loadCorpus(String pRootFolder, Document.SourceType pType) {
    File file = new File(pRootFolder);
    rootFolder = pRootFolder;
    Collection<File> documents = FileUtils.listFiles(file, TrueFileFilter.INSTANCE, TrueFileFilter.INSTANCE);
    documents.stream().sorted((d1, d2) -> d1.getName().compareTo(d2.getName()))
            .forEachOrdered((f) -> docList.add(new Document(f.getAbsolutePath(), f.getName())));
}

From source file:io.gravitee.repository.mongodb.management.MongoApiRepository.java

private Set<Api> mapApis(Collection<ApiMongo> apis) {
    return apis.stream().map(this::mapApi).collect(Collectors.toSet());
}

From source file:com.teradata.presto.yarn.test.utils.NodeSshUtils.java

public <T> List<T> withSshClient(Collection<String> hosts, Function<SshClient, T> closure) {
    return hosts.stream().map(host -> withSshClient(host, closure)).collect(toList());
}

From source file:io.gravitee.management.service.impl.PolicyServiceImpl.java

@Override
public Set<PolicyEntity> findAll() {
    try {//from  w w  w. ja va 2  s  .  com
        LOGGER.debug("List all policies");
        final Collection<PolicyPlugin> policyDefinitions = policyManager.findAll();

        return policyDefinitions.stream().map(policyDefinition -> convert(policyDefinition, false))
                .collect(Collectors.toSet());
    } catch (Exception ex) {
        LOGGER.error("An error occurs while trying to list all policies", ex);
        throw new TechnicalManagementException("An error occurs while trying to list all policies", ex);
    }
}

From source file:com.olacabs.fabric.compute.builder.impl.JarScanner.java

URL[] download(Collection<String> urls) {

    ArrayList<URL> downloadedURLs = urls.stream().map(url -> {
        URI uri = URI.create(url);
        String downloaderImplClassName = properties.getProperty(String.format("fs.%s.impl", uri.getScheme()));
        if (null == downloaderImplClassName) {
            throw new RuntimeException(
                    new UnsupportedSchemeException(uri.getScheme() + " is not supported for downloading jars"));
        }//from  w ww.  j a  v a  2s . c o m
        try {
            Class clazz = Class.forName(downloaderImplClassName);
            if (JarDownloader.class.isAssignableFrom(clazz)) {
                try {
                    return ((JarDownloader) clazz.newInstance()).download(url).toUri().toURL();
                } catch (Exception e) {
                    throw new RuntimeException(e);
                }
            } else {
                throw new RuntimeException("Unsupported implementation " + downloaderImplClassName + " of "
                        + JarDownloader.class.getSimpleName());
            }
        } catch (ClassNotFoundException e) {
            throw new RuntimeException(e);
        }
    }).collect(Collectors.toCollection(ArrayList::new));
    return downloadedURLs.toArray(new URL[downloadedURLs.size()]);
}

From source file:com.asakusafw.runtime.directio.hadoop.HadoopDataSourceUtil.java

private static void parallel(ExecutorService executor, Collection<? extends Callable<?>> tasks)
        throws IOException, InterruptedException {
    List<Future<?>> futures = tasks.stream().map(task -> executor.submit(task)).collect(Collectors.toList());
    for (Future<?> future : futures) {
        try {//from   w  w  w . j ava 2  s  .c  om
            future.get();
        } catch (CancellationException | InterruptedException e) {
            cancel(futures);
            throw e;
        } catch (ExecutionException e) {
            cancel(futures);
            try {
                throw e.getCause();
            } catch (Error | RuntimeException | IOException | InterruptedException cause) {
                throw cause;
            } catch (Throwable cause) {
                throw new IOException(cause);
            }
        }
    }
}