Example usage for java.util List stream

Introduction

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

Prototype

default Stream<E> stream()

Source Link

Document

Returns a sequential Stream with this collection as its source.

Usage

From source file:com.netflix.spinnaker.clouddriver.kubernetes.provider.KubernetesModelUtil.java

private static boolean someUpRemainingUnknown(List<Map<String, String>> healthsList) {
    List<Map<String, String>> knownHealthList = healthsList.stream()
            .filter(h -> !stateEquals(h, HealthState.Unknown)).collect(Collectors.toList());

    return !knownHealthList.isEmpty() && knownHealthList.stream().allMatch(h -> stateEquals(h, HealthState.Up));
}

From source file:com.netflix.spinnaker.clouddriver.kubernetes.provider.KubernetesModelUtil.java

private static boolean someSucceededRemainingUnknown(List<Map<String, String>> healthsList) {
    List<Map<String, String>> knownHealthList = healthsList.stream()
            .filter(h -> !stateEquals(h, HealthState.Unknown)).collect(Collectors.toList());

    return !knownHealthList.isEmpty()
            && knownHealthList.stream().allMatch(h -> stateEquals(h, HealthState.Succeeded));
}

From source file:com.spotify.scio.extra.transforms.ProcessUtil.java

static List<String[]> tokenizeCommands(List<String> command) {
    if (command == null) {
        return null;
    }/* w  w  w  .  j  a  v a2  s.c  om*/
    return command.stream().map(ProcessUtil::tokenizeCommand).collect(Collectors.toList());
}

From source file:com.fizzed.blaze.internal.DependencyHelper.java

static public Set<String> toGroupArtifactSet(List<Dependency> dependencies) {
    return dependencies.stream().map((d) -> d.getGroupId() + ":" + d.getArtifactId())
            .collect(Collectors.toSet());
}

From source file:Main.java

public static <T> CompletableFuture<T> anyOfFutures(List<? extends CompletableFuture<? extends T>> futures) {
    CompletableFuture<T> cf = new CompletableFuture<>();
    CompletableFuture/*w w  w.  j  a  v  a  2  s  . com*/
            .allOf(futures.stream().map(f -> f.thenAccept(cf::complete)).toArray(CompletableFuture<?>[]::new))
            .exceptionally(ex -> {
                cf.completeExceptionally(ex);
                return null;
            });
    return cf;
}

From source file:com.movies.jsf.JsfUtil.java

public static void addErrorMessages(List<String> messages) {
    messages.stream().forEach((message) -> {
        addErrorMessage(message);//from ww  w  . j  av  a 2 s .  c  o  m
    });
}

From source file:lumbermill.api.AnyJsonEvent.java

public static AnyJsonEvent fromJsonEvents(List<JsonEvent> events) {
    return new AnyJsonEvent(Codecs.objectMapper.createArrayNode()
            .addAll(events.stream().map(jsonEvent -> jsonEvent.jsonNode).collect(toList())));
}

From source file:Main.java

/**
 * Draws Premade list and returns filtered list.
 * //from   w  w w .ja  v a  2s. c  o  m
 * @param <T>
 *            Class for list where you get random item.
 * @param list
 *            Draws data from premade list.
 * @param filter
 *            Represents a boolean from the predicate statement.
 * @return Filtered list.
 */
public static <T> int timesFound(List<T> list, Predicate<T> filter) {
    return (int) list.stream().filter(filter).count();
}

From source file:com.formkiq.core.form.FormTransformer.java

/**
 * Update {@link FormJSON} by the selected 'optionsgroup'.
 * @param form {@link FormJSON}//from  w w  w  . j  ava  2  s .  c om
 */
public static void updateOptionsGroup(final FormJSON form) {

    List<FormJSONField> list = stream(form).collect(Collectors.toList());

    List<String> optionsGroup = list.stream()
            .filter(f -> !CollectionUtils.isEmpty(f.getOptionsgroup())
                    && f.getOptionsgroup().size() == f.getOptions().size()
                    && f.getOptions().indexOf(f.getValue()) != -1)
            .map(f -> f.getOptionsgroup().get(f.getOptions().indexOf(f.getValue())))
            .collect(Collectors.toList());

    list.forEach(f -> {
        f.setHide(ListUtils.intersection(f.getGroups(), optionsGroup).isEmpty());

        if (CollectionUtils.isEmpty(f.getGroups())) {
            f.setHide(false);
        }
    });
}

From source file:io.kodokojo.service.SmtpEmailSender.java

private static InternetAddress[] convertToInternetAddress(List<String> input) {
    List<InternetAddress> res = input.stream().map(addr -> {
        try {//from ww  w. j a v a2 s  .  c  om
            return new InternetAddress(addr);
        } catch (AddressException e) {
            LOGGER.error("Ignoring following address to send mail.'{}'", addr);
            return null;
        }
    }).filter(addr -> addr != null).collect(Collectors.toList());
    return res.toArray(new InternetAddress[res.size()]);
}