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:info.magnolia.vaadin.periscope.result.SupplierUtil.java

/**
 * Highlight (using HTML tags) all occurrences of a query string, ignoring case.
 *
 * @param text Text in which parts should be highlighted
 * @param query Parts to highlight//w ww  .jav a 2s  .c  o  m
 * @return Highlighted string
 */
public static String highlight(final String text, final String query) {
    if (StringUtils.isBlank(query)) {
        return text;
    }

    final List<Integer> startIndices = allIndicesOf(text, query);
    final List<Integer> endIndices = startIndices.stream().map(i -> i + query.length()).collect(toList());

    // we run back to front to not mess up indices when inserting tags
    Collections.reverse(startIndices);
    Collections.reverse(endIndices);
    Queue<Integer> startQueue = new LinkedList<>(startIndices);
    Queue<Integer> endQueue = new LinkedList<>(endIndices);

    StringBuilder highlighted = new StringBuilder(text);
    while (!startQueue.isEmpty() || !endQueue.isEmpty()) {
        final Integer startCandidate = startQueue.peek();
        final Integer endCandidate = endQueue.peek();

        if (startCandidate != null && (endCandidate == null || startCandidate > endCandidate)) {
            highlighted.insert(startCandidate, "<strong>");
            startQueue.poll();
        } else {
            highlighted.insert(endCandidate, "</strong>");
            endQueue.poll();
        }
    }

    return highlighted.toString();
}

From source file:de.metas.ui.web.window.datatypes.json.JSONDocumentLayoutSection.java

static List<JSONDocumentLayoutSection> ofSectionsList(final List<DocumentLayoutSectionDescriptor> sections,
        final JSONOptions jsonOpts) {
    return sections.stream().map(section -> of(section, jsonOpts)).collect(GuavaCollectors.toImmutableList());
}

From source file:alfio.model.result.Result.java

public static <T> Result<T> validationError(List<ObjectError> errors) {
    return new Result<>(ResultStatus.VALIDATION_ERROR, null,
            errors.stream().map(ErrorDescriptor::fromObjectError).collect(Collectors.toList()));
}

From source file:edu.mit.lib.mama.Mama.java

private static String jsonObject(List<Mdv> props) {
    return props.stream().map(p -> jsonValue(p.field, p.value, true))
            .collect(Collectors.joining(",", "{", "}"));
}

From source file:br.usp.poli.lta.cereda.wsn2spa.Utils.java

private static List<Transition> toTransitions(List<SimpleTransition> spec) {
    List<Transition> transitions = new ArrayList<>();
    spec.stream().map((simple) -> {
        Transition transition = new Transition();
        transition.setFrom(simple.getSource());
        transition.setTo(simple.getTarget());
        if (!simple.epsilon()) {
            transition.setSymbol(simple.getSymbol().getValue());
        }// ww w. j av a  2s .c om
        return transition;
    }).forEach((t) -> {
        transitions.add(t);
    });
    return transitions;
}

From source file:edu.umd.umiacs.clip.tools.math.CorrelationUtils.java

private static Pair<double[], double[]> sort(final double[] x, final double[] y) {
    List<Pair<Double, Double>> list = range(0, x.length).boxed().map(i -> Pair.of(x[i], y[i]))
            .sorted(comparing(Pair::getLeft, reverseOrder())).collect(toList());
    double[] xSorted = list.stream().mapToDouble(Pair::getLeft).toArray();
    double[] ySorted = list.stream().mapToDouble(Pair::getRight).toArray();
    return Pair.of(xSorted, ySorted);
}

From source file:com.example.app.profile.ui.user.LoginLandingLinks.java

private static boolean canAccessMenuLink(MembershipOperation mop, List<Membership> memberships) {
    if (memberships.isEmpty())
        return false;
    return memberships.stream().anyMatch(m -> m.getOperations().contains(mop));
}

From source file:com.github.horrorho.inflatabledonkey.pcs.xfile.FileAssembler.java

static InputStream inputStream(List<Chunk> chunkData) throws UncheckedIOException {
    List<InputStream> inputStreams = chunkData.stream().map(Chunk::inputStream).collect(Collectors.toList());

    Enumeration<InputStream> enumeration = Collections.enumeration(inputStreams);
    return new BufferedInputStream(new SequenceInputStream(enumeration), BUFFER_SIZE);
}

From source file:cfd.backupper.state.StartupConfig.java

public static void putSetting(String key, List l) {

    //l needs to be toString(), otherwise there are no doublequotes in JSON.
    List stringedList = (List) l.stream().map(elem -> elem.toString()).collect(Collectors.toList());
    if (jo.containsKey(key)) {
        jo.replace(key, stringedList);// w ww  .j a v a  2  s . com
    } else {
        jo.put(key, stringedList);
    }
    try {
        FileWriter fw = new FileWriter(confFile, false);
        fw.append(jo.toJSONString());
        fw.flush();
        fw.close();
    } catch (IOException ex) {
        Logger.getLogger(StartupConfig.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:gov.ca.cwds.cals.util.PlacementHomeUtil.java

/**
 * Overloaded method for composing facility name according to applicants list.
 *
 * @param applicantsList applicants list
 * @return facility name// w  w w  . j ava2s.  c  om
 */
public static String composeFacilityNameByApplicantsList(List<RFA1aApplicant> applicantsList) {
    return composeFacilityName(
            applicantsList.stream().map(RFA1aFormMapper.INSTANCE::toApplicantDTO).collect(Collectors.toList()));
}