Example usage for java.util.stream Collectors toList

Introduction

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

Prototype

public static <T> Collector<T, ?, List<T>> toList()

Source Link

Document

Returns a Collector that accumulates the input elements into a new List .

Usage

From source file:com.infinitechaos.vpcviewer.web.rest.dto.SubnetDTO.java

public SubnetDTO(final Subnet subnet) {
    this.subnetId = subnet.getSubnetId();
    this.vpcId = subnet.getVpcId();
    this.state = subnet.getState();
    this.availabilityZone = subnet.getAvailabilityZone();
    this.cidrBlock = subnet.getCidrBlock();

    this.tags.addAll(subnet.getTags().stream().map(TagDTO::new).collect(Collectors.toList()));

    this.name = subnet.getTags().stream().filter(t -> t.getKey().equals("Name")).findFirst().map(Tag::getValue)
            .orElse("n/a");
}

From source file:enmasse.broker.prestop.QueueDrainerTest.java

private static void sendMessages(TestBroker broker, String prefix, int numMessages)
        throws IOException, InterruptedException {
    List<String> messages = IntStream.range(0, numMessages).mapToObj(i -> prefix + i)
            .collect(Collectors.toList());
    broker.sendMessages(messages);//from  w ww .  j a va  2s  .com
}

From source file:org.obiba.mica.file.search.rest.DraftFilesSearchResource.java

@Override
protected List<Mica.FileDto> searchFiles(int from, int limit, String sort, String order, String queryString) {
    PublishedDocumentService.Documents<AttachmentState> states = esAttachmentService.find(from, limit, sort,
            order, getBasePath(), queryString);

    return states.getList().stream().filter(this::isPermitted).map(state -> dtos.asFileDto(state, false, false))
            .collect(Collectors.toList());
}

From source file:edu.vassar.cs.cmpu331.tvi.Main.java

private static void renumber(String filename) throws IOException {
    Path file = Paths.get(filename);
    if (Files.notExists(file)) {
        System.out.println("File not found: " + filename);
        return;//  w  ww .j  ava  2 s.c o m
    }
    System.out.println("Renumbering " + filename);
    Function<String, String> trim = s -> {
        int i = s.indexOf(':');
        if (i > 0) {
            return s.substring(i + 1).trim();
        }
        return s.trim();
    };
    List<String> list = Files.lines(file).filter(line -> !line.startsWith("CODE")).map(line -> trim.apply(line))
            .collect(Collectors.toList());
    int size = list.size();
    PrintWriter writer = new PrintWriter(Files.newBufferedWriter(file));
    //      PrintStream writer = System.out;
    writer.println("CODE");
    IntStream.range(0, size).forEach(index -> {
        String line = list.get(index);

        writer.println(index + ": " + line);
    });
    writer.close();
    System.out.println("Done.");
}

From source file:io.stallion.utils.TestLiterals.java

@Test
public void testFilterApply() {
    List<Book> books = list(new Book().setTitle("alpha"), new Book().setTitle("beta"));

    books.stream().filter(b -> {/*w  ww  . j a v a  2  s.c o m*/
        return !empty(b.getTitle()) && !empty(b.getAuthor());
    }).collect(Collectors.toList());
    books.stream().filter(b -> !empty(b.getTitle())).map(b -> b.getTitle()).collect(Collectors.toList());
    apply(filter(books, b -> !empty(b.getTitle())), b -> b.getTitle());
    List<String> titles = apply(filter(books, b -> !empty(b.getTitle())), b -> b.getTitle());

}

From source file:com.thoughtworks.go.server.cache.CacheKeyGenerator.java

public String generate(String identifier, Object... args) {
    final List<Object> allArgs = Arrays.stream(args).map(arg -> {
        if (isAllowed(arg)) {
            return arg;
        }//from w  w w.jav  a 2  s.  c  o  m
        throw new IllegalArgumentException("Type " + arg.getClass() + " is not allowed here!");
    }).map(arg -> {
        if (arg instanceof CaseInsensitiveString) {
            return ((CaseInsensitiveString) arg).toLower();
        } else {
            return arg;
        }
    }).collect(Collectors.toList());

    allArgs.add(0, clazz.getName());
    allArgs.add(1, identifier);

    return StringUtils.join(allArgs, DELIMITER).intern();
}

From source file:com.davidmogar.alsa.services.bus.internal.BusManagerServiceImpl.java

@Override
public Page<BusDto> findAll(int pageIndex) {
    Pageable pageable = createPageable(pageIndex);
    Page<Bus> page = busDataService.findAll(pageable);

    List<BusDto> users = page.getContent().stream().map(BusDto::new).collect(Collectors.toList());

    return new PageImpl<>(users, pageable, page.getTotalElements());
}

From source file:com.hp.autonomy.hod.client.api.authentication.SignedRequest.java

static SignedRequest sign(final Hmac hmac, final String endpoint,
        final AuthenticationToken<?, TokenType.HmacSha1> token, final Request<String, String> request) {
    final URIBuilder uriBuilder;

    try {//w  ww . j  a va  2 s.c om
        uriBuilder = new URIBuilder(endpoint + request.getPath());
    } catch (final URISyntaxException e) {
        throw new IllegalArgumentException("Invalid endpoint or request path");
    }

    if (request.getQueryParameters() != null) {
        for (final Map.Entry<String, List<String>> entry : request.getQueryParameters().entrySet()) {
            for (final String value : entry.getValue()) {
                uriBuilder.addParameter(entry.getKey(), value);
            }
        }
    }

    final String bodyString;

    if (request.getBody() == null) {
        bodyString = null;
    } else {
        final List<NameValuePair> pairs = new LinkedList<>();

        for (final Map.Entry<String, List<String>> entry : request.getBody().entrySet()) {
            pairs.addAll(entry.getValue().stream().map(value -> new BasicNameValuePair(entry.getKey(), value))
                    .collect(Collectors.toList()));
        }

        bodyString = URLEncodedUtils.format(pairs, UTF8);
    }

    final String tokenString = hmac.generateToken(request, token);
    return new SignedRequest(uriBuilder.toString(), request.getVerb(), bodyString, tokenString);
}

From source file:pl.java.scalatech.generator.UserGeneratorTest.java

@Test
public void test() {
    RandomPersonService rps = new RandomPersonService();
    List<User> users = rps.generate(20).collect(Collectors.toList());
    log.info(".... {}", users);
}

From source file:com.wrmsr.wava.yen.translation.UnitTranslation.java

public static Function translateFunction(YFunction function, Map<Name, Signature> functionSignatures) {
    requireNonNull(function);/* w w w  .  j a v  a 2 s  .c o  m*/
    checkArgument(function.getName().isPresent());
    checkArgument(function.getResult() != Type.UNREACHABLE);
    checkArgument(function.getBody().isPresent());
    checkArgument(function.getLocalNames().size() == function.getNumLocals());
    checkArgument(function.getLocalIndices().size() == function.getNumLocals());
    List<Pair<Name, Index>> localList = function.getLocalIndices().entrySet().stream()
            .map(e -> ImmutablePair.of(e.getKey(), e.getValue())).collect(Collectors.toList());
    localList.sort((l, r) -> l.getValue().compareTo(r.getValue()));
    checkArgument(
            enumerate(localList.stream().map(Pair::getRight)).allMatch(e -> e.getItem().get() == e.getIndex()));
    Locals locals = Locals
            .of(localList.stream().map(l -> ImmutablePair.of(l.getLeft(), function.getLocalType(l.getRight())))
                    .collect(toImmutableList()));
    Node body = NodeTranslation.translateNode(function.getBody().get(), functionSignatures);
    return new Function(function.getName().get(), function.getResult(), function.getNumParams(), locals, body);
}