Example usage for java.util.stream StreamSupport stream

Introduction

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

Prototype

public static <T> Stream<T> stream(Spliterator<T> spliterator, boolean parallel)

Source Link

Document

Creates a new sequential or parallel Stream from a Spliterator .

Usage

From source file:com.miovision.oss.awsbillingtools.parser.DetailedLineItemParser.java

private static List<String> readTags(Iterator<CSVRecord> iterator) {
    return iterator.hasNext()
            ? StreamSupport.stream(iterator.next().spliterator(), false).skip(20).collect(Collectors.toList())
            : new ArrayList<>(0);
}

From source file:pl.hycom.pip.messanger.service.ProductService.java

public List<Product> findAllProducts() {
    log.info("Searching all products");

    return StreamSupport.stream(productRepository.findAll().spliterator(), false).collect(Collectors.toList());
}

From source file:fi.vrk.xroad.catalog.persistence.TestUtil.java

public Optional getEntity(Iterable entities, Long l) {
    return StreamSupport.stream(entities.spliterator(), false).filter(e -> getIdentifier(e).equals(l))
            .findFirst();//from w  ww. j  av  a2 s  . c o m
}

From source file:org.n52.iceland.config.json.AbstractJsonDao.java

protected Stream<JsonNode> createStream(JsonNode node) {
    return StreamSupport.stream(node.spliterator(), false);
}

From source file:com.avanza.ymer.MongoDocumentCollection.java

@Override
public Stream<DBObject> findByQuery(Query query) {
    return StreamSupport.stream(dbCollection.find(query.getQueryObject()).spliterator(), false);
}

From source file:org.codice.ddf.catalog.ui.metacard.impl.ZipSplitter.java

@Override
public Stream<StorableResource> split(StorableResource storableResource,
        Map<String, ? extends Serializable> arguments) throws IOException {
    ZipIterator zipIterator = new ZipIterator(storableResource.getInputStream());
    return StreamSupport.stream(Spliterators.spliteratorUnknownSize(zipIterator, Spliterator.NONNULL), false)
            .onClose(zipIterator::close);
}

From source file:org.hawkular.rest.ResponseUtil.java

/**
 * Similar to {@link #created(UriInfo, String)} but used when more than 1 entity is created during the request.
 * <p/>/*from   www . j a  v a 2 s.c om*/
 * The provided list of ids is converted to URIs (by merely appending the ids using the
 * {@link UriBuilder#segment(String...)} method) and put in the response as its entity.
 *
 * @param info uri info to help with converting ids to URIs
 * @param ids  the list of ids of the entities
 * @return the response builder with status 201 and entity set
 */
public static Response.ResponseBuilder created(UriInfo info, Spliterator<String> ids) {
    return Response.status(CREATED).entity(
            StreamSupport.stream(ids, false).map((id) -> info.getRequestUriBuilder().segment(id).build()));
}

From source file:io.curly.bloodhound.service.ElasticQueryService.java

@HystrixCommand(fallbackMethod = "noResults")
public Observable<List<Artifact>> getResults(String query) {
    log.debug("Querying data for {}", query);
    return new ObservableResult<List<Artifact>>() {
        @Override//from  w  ww .ja  v  a 2s  .c  o m
        public List<Artifact> invoke() {
            return StreamSupport
                    .stream(repository.search(elasticQueryBuilder.build(query)).spliterator(), false)
                    .collect(Collectors.toList());
        }
    };
}

From source file:com.simiacryptus.mindseye.applications.HadoopUtil.java

/**
 * To stream stream.//from  w  ww . j  a va  2  s.c om
 *
 * @param <T>            the type parameter
 * @param remoteIterator the remote iterator
 * @return the stream
 */
@Nonnull
public static <T> Stream<T> toStream(final RemoteIterator<T> remoteIterator) {
    return StreamSupport.stream(Spliterators.spliterator(new Iterator<T>() {
        @Override
        public boolean hasNext() {
            try {
                return remoteIterator.hasNext();
            } catch (Throwable e) {
                logger.warn("Error listing files", e);
                return false;
            }
        }

        @Override
        public T next() {
            try {
                return remoteIterator.next();
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }
    }, -1, Spliterator.IMMUTABLE), true);
}

From source file:com.paolodragone.util.io.datasets.tsv.TsvDataSetReader.java

@Override
public Stream<? extends DataRecord> getRecordStream() {
    if (!isOpen()) {
        throw new IllegalStateException("This reader is not opened.");
    }/*  w  w w  . ja  v  a2 s.  c  o m*/
    return StreamSupport.stream(spliterator(), false);
}