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:io.cloudslang.web.services.FlowsServiceImpl.java

@Override
@Cacheable//from   w w  w. ja v a  2 s.c  o m
public TreeMap<String, FlowVo> getFlows(String classpath) {
    Collection<File> cpFiles = getCpFiles(classpath);

    Map<String, FlowVo> flows = cpFiles.stream().map(this::fileToFlowVo)
            .collect(toMap(FlowVo::getId, Function.identity()));

    return new TreeMap<>(flows);

}

From source file:com.netflix.subtitles.ttml.TtmlParagraphResolver.java

private List<Serializable> mergeContent(Collection<PEltype> pEls) {
    return pEls.stream().flatMap(p -> p.getContent().stream()).collect(Collectors.toList());
}

From source file:com.github.horrorho.inflatabledonkey.KeyBagManager.java

Set<String> keyBagUUIDs(Collection<Asset> assets) {
    return assets.stream().map(Asset::encryptionKey).map(key -> key.flatMap(FileKeyAssistant::uuid))
            .filter(Optional::isPresent).map(Optional::get)
            .map(uuid -> Base64.getEncoder().encodeToString(uuid)).collect(Collectors.toSet());
}

From source file:com.github.horrorho.inflatabledonkey.cloud.AuthorizeAssetsClient.java

String dsPrsID(Collection<CloudKit.Asset> ckAssets) {
    return ckAssets.stream().map(CloudKit.Asset::getDsPrsID).findFirst()
            .orElseThrow(() -> new IllegalArgumentException("missing dsPrsID"));
}

From source file:com.antonjohansson.geolocation.provider.ipapi.IpApiProvider.java

@Override
public List<LookupResult> lookup(Collection<String> addresses) {
    List<LookupRequest> requests = addresses.stream().map(LookupRequest::new).collect(toList());

    WebClient client = WebClientFactory.endpoint(endpoint).json().build().path("/batch");

    if (!isBlank(key)) {
        client.query("key", key);
    }/*  w ww  .j ava2 s. c om*/

    Collection<? extends LookupResponse> responses = client.postAndGetCollection(requests,
            LookupResponse.class);
    return responses.stream().map(this::toResult).collect(toList());
}

From source file:org.trustedanalytics.examples.hbase.services.ConversionsService.java

public TableDescription constructTableDescription(HTableDescriptor htd) {
    TableDescription result = null;//from   w ww.j  av  a  2  s.  co m

    if (htd != null) {
        String name = htd.getNameAsString();
        Collection<HColumnDescriptor> families = htd.getFamilies();

        List<String> familiesNames = families.stream().map(HColumnDescriptor::getNameAsString)
                .collect(Collectors.toList());

        result = new TableDescription(name, familiesNames);
    }

    return result;
}

From source file:com.karusmc.commandwork.reference.help.HelpParser.java

public List<String> getCommandUsages(Collection<CommandCallable> commands,
        Predicate<CommandCallable> predicate) {
    return commands.stream().filter(predicate).map(subcommand -> ChatColor.GOLD + subcommand.getUsage())
            .collect(Collectors.toList());
}

From source file:com.thoughtworks.go.server.service.plugins.builder.DefaultPluginInfoBuilder.java

public Collection allPluginInfos(String type) {
    if (isBlank(type)) {
        return builders.values().stream().map(new Function<NewPluginInfoBuilder, Collection>() {
            @Override//from  w  ww.j  av a2s .  c om
            public Collection apply(NewPluginInfoBuilder builder) {
                return builder.allPluginInfos();
            }
        }).flatMap(new Function<Collection, Stream<?>>() {
            @Override
            public Stream<?> apply(Collection pi) {
                return pi.stream();
            }
        }).collect(Collectors.toList());
    } else if (builders.containsKey(type)) {
        return builders.get(type).allPluginInfos();
    } else {
        throw new InvalidPluginTypeException();
    }
}

From source file:edu.elka.peakadvisor.model.CassandraDao.java

public void saveFew(Collection<Latest> collection) {
    collection.stream().forEach(col -> saveLatest(col));
}

From source file:com.linkedin.pinot.filesystem.LocalPinotFS.java

@Override
public String[] listFiles(URI fileUri) throws IOException {
    File file = new File(fileUri);
    Collection<File> files = FileUtils.listFiles(file, null, true);
    return files.stream().map(File::getPath).toArray(String[]::new);
}