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.qpark.maven.plugin.flowmapper.AbstractGenerator.java

public static final boolean isListImport(
        final List<Entry<ComplexTypeChild, List<ComplexTypeChild>>> childrenTree) {
    final boolean value = childrenTree.stream()
            .filter(child -> child.getKey().isList() || isChildListImport(child.getValue())).findFirst()
            .isPresent();/* ww  w . j a v  a 2 s . co m*/
    return value;
}

From source file:com.ethercamp.harmony.desktop.DesktopUtil.java

/**
 * Find initial exception by visiting/*from  w  w  w  . j  a  v  a  2  s . co m*/
 */
public static Throwable findCauseFromSpringException(Throwable e) {
    final List<Class<? extends Exception>> skipList = Arrays.asList(BeansException.class,
            EmbeddedServletContainerException.class, ApplicationContextException.class);

    for (int i = 0; i < 50; i++) {
        final Throwable inner = e;
        final boolean isSkipped = skipList.stream().anyMatch(c -> c.isAssignableFrom(inner.getClass()));
        if (isSkipped) {
            e = e.getCause();
        } else {
            return e;
        }
    }
    return e;
}

From source file:info.archinnov.achilles.internals.parser.validator.BeanValidator.java

public static void validateNoDuplicateNames(AptUtils aptUtils, TypeName rawClassType,
        List<TypeParsingResult> parsingResults) {
    Map<String, String> mapping = new HashMap<>();
    parsingResults.stream().map(x -> x.context).forEach(context -> {
        final String fieldName = context.fieldName;
        final String cqlColumn = context.cqlColumn;
        if (mapping.containsKey(fieldName)) {
            aptUtils.printError("The class '%s' already contains a field with name '%s'", rawClassType,
                    fieldName);/*from w  ww  . ja va  2s  .c  o  m*/
        } else if (mapping.containsValue(cqlColumn)) {
            aptUtils.printError("The class '%s' already contains a cql column with name '%s'", rawClassType,
                    cqlColumn);
        } else {
            mapping.put(fieldName, cqlColumn);
        }
    });
}

From source file:com.robertsmieja.test.utils.junit.GettersAndSettersUtils.java

static List<Field> getFields(Class<?> aClass, Predicate<Field> fieldPredicate) {
    List<Field> allFields = FieldUtils.getAllFieldsList(aClass);
    List<Field> excludedFields = FieldUtils.getFieldsListWithAnnotation(aClass, IgnoreForTests.class);
    return allFields.stream().filter(field -> !field.isSynthetic())
            .filter(field -> !excludedFields.contains(field)).filter(field -> !isFinal(field.getModifiers()))
            .filter(fieldPredicate).collect(Collectors.toList());
}

From source file:com.evolveum.midpoint.model.api.util.EvaluatedPolicyRuleUtil.java

public static List<TreeNode<EvaluatedPolicyRuleTriggerType>> arrangeForPresentationExt(
        List<EvaluatedPolicyRuleTriggerType> triggers) {
    // augment/*from w w w  . j a va  2  s  .co m*/
    List<AugmentedTrigger<AdditionalData>> augmentedTriggers = triggers.stream()
            .map(t -> new AugmentedTrigger<>(t, null)).collect(Collectors.toList());
    List<TreeNode<AugmentedTrigger<AdditionalData>>> trees = arrangeForPresentationExt(augmentedTriggers, null);
    // de-augment
    return trees.stream().map(tree -> tree.tranform(at -> at.trigger)).collect(Collectors.toList());
}

From source file:com.intellij.lang.jsgraphql.endpoint.doc.psi.JSGraphQLEndpointDocPsiUtil.java

/**
 * Gets the text of the continuous comments placed directly above the specified element
 * @param element element whose previous siblings are enumerated and included if they're documentation comments
 * @return the combined text of the documentation comments, preserving line breaks, or <code>null</code> if no documentation is available
 *//*  www . ja v a2 s  .  com*/
public static String getDocumentation(PsiElement element) {
    final PsiComment comment = PsiTreeUtil.getPrevSiblingOfType(element, PsiComment.class);
    if (isDocumentationComment(comment)) {
        final List<PsiComment> siblings = Lists.newArrayList(comment);
        getDocumentationCommentSiblings(comment, siblings, PsiElement::getPrevSibling);
        Collections.reverse(siblings);
        return siblings.stream().map(c -> StringUtils.stripStart(c.getText(), "# "))
                .collect(Collectors.joining("\n"));
    }
    return null;
}

From source file:com.uber.hoodie.common.util.CompactionUtils.java

/**
 * Get all pending compaction plans along with their instants
 *
 * @param metaClient Hoodie Meta Client// ww  w  . ja  v a  2  s.c  o  m
 */
public static List<Pair<HoodieInstant, HoodieCompactionPlan>> getAllPendingCompactionPlans(
        HoodieTableMetaClient metaClient) {
    List<HoodieInstant> pendingCompactionInstants = metaClient.getActiveTimeline()
            .filterPendingCompactionTimeline().getInstants().collect(Collectors.toList());
    return pendingCompactionInstants.stream().map(instant -> {
        try {
            HoodieCompactionPlan compactionPlan = AvroUtils
                    .deserializeCompactionPlan(metaClient.getActiveTimeline()
                            .getInstantAuxiliaryDetails(
                                    HoodieTimeline.getCompactionRequestedInstant(instant.getTimestamp()))
                            .get());
            return Pair.of(instant, compactionPlan);
        } catch (IOException e) {
            throw new HoodieException(e);
        }
    }).collect(Collectors.toList());
}

From source file:ConcurrentTest.java

@BeforeClass
public static void setUpClass() throws IOException {

    List<HashResultHolder> list = new ObjectMapper().readValue(
            JacksonJacksumTest.class.getResourceAsStream("/jacksum_image.json"),
            new TypeReference<List<HashResultHolder>>() {
            });/*from w ww  .  ja  v  a 2 s  .c  o m*/

    IMAGE_FILE_RESULTS = list.stream()
            .collect(Collectors.toMap(HashResultHolder::getAlgorithm, Function.identity()));

}

From source file:alfio.util.Validator.java

private static boolean validateDescriptionList(List<EventModification.AdditionalServiceText> descriptions) {
    return descriptions.stream().allMatch(t -> StringUtils.isNotBlank(t.getValue()));
}

From source file:ee.ria.xroad.common.conf.globalconf.SharedParameters.java

private static List<X509Certificate> getTopOrIntermediateCaCerts(List<CaInfoType> typesUnderCA) {
    return typesUnderCA.stream().map(c -> readCertificate(c.getCert())).collect(Collectors.toList());
}