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:io.cfp.service.TalkAdminService.java

/**
 * Retrieve all talks/*from   www.  j  av  a  2 s  .  c om*/
 *
 * @param states List of states the talk must be
 * @return List of talks
 */
public List<TalkAdmin> findAll(int userId, Talk.State... states) {
    List<TalkAdmin> talks = talkRepo.findByEventIdAndStatesFetch(Event.current(), Arrays.asList(states))
            .stream().map(TalkAdmin::new).collect(Collectors.toList());

    List<Rate> rates = rateRepo.findAllFetchAdmin(Event.current());

    Map<Integer, List<Rate>> reviewed = rates.stream().filter(r -> userId == r.getAdminUser().getId())
            .collect(groupingBy(r -> r.getTalk().getId()));

    Map<Integer, Double> averages = rates.stream().filter(r -> r.getRate() > 0)
            .collect(groupingBy(r -> r.getTalk().getId(), averagingInt(Rate::getRate)));

    Map<Integer, List<String>> voters = rates.stream()
            .collect(groupingBy(r -> r.getTalk().getId(), mapping(r -> r.getAdminUser().getEmail(), toList())));

    for (TalkAdmin talk : talks) {
        int talkId = talk.getId();

        talk.setReviewed(reviewed.get(talkId) != null);
        talk.setMean(averages.get(talkId));
        talk.setVoteUsersEmail(voters.get(talkId));
    }
    return talks;
}

From source file:io.curly.bloodhound.service.ElasticQueryService.java

@HystrixCommand(fallbackMethod = "noResults")
public Observable<List<Artifact>> getResults(String query) {
    log.debug("Querying data for {}", query);
    return new ObservableResult<List<Artifact>>() {
        @Override/*  w  w  w . j a va 2s  .  c o  m*/
        public List<Artifact> invoke() {
            return StreamSupport
                    .stream(repository.search(elasticQueryBuilder.build(query)).spliterator(), false)
                    .collect(Collectors.toList());
        }
    };
}

From source file:se.uu.it.cs.recsys.ruleminer.config.CourseRecommenderRuleMinerSpringConfig.java

@Bean
public CacheManager cacheManager() {
    SimpleCacheManager cacheManager = new SimpleCacheManager();

    GuavaCache fpTreeCache = new GuavaCache("FPTrees",
            CacheBuilder.newBuilder().expireAfterWrite(1, TimeUnit.DAYS).maximumSize(100).build());

    GuavaCache fpPatternCache = new GuavaCache("FPPatterns",
            CacheBuilder.newBuilder().expireAfterWrite(1, TimeUnit.DAYS).maximumSize(100).build());

    cacheManager.setCaches(Stream.of(fpTreeCache, fpPatternCache).collect(Collectors.toList()));

    return cacheManager;
}

From source file:com.khartec.waltz.data.entity_alias.EntityAliasDao.java

public int[] updateAliases(EntityReference ref, Collection<String> aliases) {

    LOG.info("Updating aliases for entity: {}, aliases: {}", ref, aliases);

    dsl.delete(ENTITY_ALIAS).where(constrainByEntityReference(ref)).execute();

    List<EntityAliasRecord> records = aliases.stream()
            .map(t -> new EntityAliasRecord(ref.id(), t, ref.kind().name())).collect(Collectors.toList());

    return dsl.batchInsert(records).execute();
}

From source file:org.trustedanalytics.datasetpublisher.boundary.MetadataMapper.java

@Override
public HiveTable apply(Metadata metadata) {
    final List<String> fields = Arrays.asList(metadata.getDataSample().split(","));
    // validate if initial names of header fields are distinct
    checkDuplicates(fields, "Duplicated header fields in file");

    final String tableName = toValidTableName(metadata.getTitle());
    final String dbName = toValidDBName(metadata.getOrgUUID());
    final List<String> columns = fields.stream().map(this::toValidTableName).collect(Collectors.toList());
    final String location = toValidLocation(metadata.getTargetUri());

    // validate if names of fields transformed into name columns are distinct
    checkDuplicates(columns, "Duplicated columns in table");
    return new HiveTable(dbName, tableName, columns, location);
}

From source file:com.blackducksoftware.integration.hub.detect.help.html.HelpHtmlDataBuilder.java

public HelpHtmlData build() {
    final List<HelpHtmlGroup> sortedOptions = groupsByName.values().stream()
            .sorted((o1, o2) -> o1.groupName.compareTo(o2.groupName)).collect(Collectors.toList());
    sortedOptions.forEach(it -> it.getOptions().sort((o1, o2) -> o1.key.compareTo(o2.key)));
    return new HelpHtmlData(sortedOptions);
}

From source file:org.obiba.mica.web.model.LocalizedStringDtos.java

@NotNull
List<LocalizedString> fromDtoList(@NotNull Collection<Mica.LocalizedStringDtos> dtos) {
    return dtos.stream().map(dto -> fromDto(dto.getLocalizedStringsList())).collect(Collectors.toList());
}

From source file:org.obiba.mica.dataset.search.EsDraftHarmonizedDatasetService.java

@Nullable
@Override//from w w w . j  ava 2  s.co  m
protected Searcher.IdFilter getAccessibleIdFilter() {
    return new Searcher.IdFilter() {
        @Override
        public Collection<String> getValues() {
            return harmonizedDatasetService.findAllIds().stream()
                    .filter(s -> subjectAclService.isPermitted("/draft/harmonized-dataset", "VIEW", s))
                    .collect(Collectors.toList());
        }
    };
}

From source file:de.knoplab.todomaven.task.DefaultDataTask.java

@Override
public void deleteSelected() {
    List<TodoTask> listToDelete = this.todoTaskList;
    this.todoTaskList = this.todoTaskList.stream().filter(e -> e.getState() == false)
            .collect(Collectors.toList());
    listToDelete.removeAll(this.todoTaskList);
    listToDelete.forEach(e -> {/*from   w  w  w. j  a  v  a  2s  .c  o  m*/
        todoTaskList.remove(e);
        eventService.publish(new DataDeleteEvent(e));

    });
}

From source file:com.davidmogar.alsa.services.schedule.internal.ScheduleManagerServiceImpl.java

@Override
public List<ScheduleDto> findAll() {
    return StreamSupport.stream(scheduleDataService.findAll().spliterator(), false).map(ScheduleDto::new)
            .collect(Collectors.toList());
}