Example usage for java.util.stream StreamSupport stream

Introduction

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

Prototype

public static <T> Stream<T> stream(Spliterator<T> spliterator, boolean parallel)

Source Link

Document

Creates a new sequential or parallel Stream from a Spliterator .

Usage

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());
}

From source file:eu.itesla_project.dymola.DymolaAdaptersMatParamsWriter.java

public DymolaAdaptersMatParamsWriter(HierarchicalINIConfiguration configuration) {
    if (configuration == null) {
        throw new RuntimeException("null config");
    }//from  ww w  . j a va 2s .  c o m
    this.configuration = configuration;
    //this below will simply log parameters ..
    for (String section : configuration.getSections()) {
        SubnodeConfiguration node = configuration.getSection(section);
        List<String> paramsSummary = StreamSupport
                .stream(Spliterators.spliteratorUnknownSize(node.getKeys(), Spliterator.ORDERED), false)
                .map(p -> p + "=" + node.getString(p)).collect(Collectors.<String>toList());
        LOGGER.info("index {}: {}", section, paramsSummary);
    }
}

From source file:org.janusgraph.example.JanusGraphAppTest.java

@Test
public void createSchema() throws ConfigurationException {
    final JanusGraphApp app = new JanusGraphApp(CONF_FILE);
    final GraphTraversalSource g = app.openGraph();
    app.createSchema();/*  w  w w . j  a v a 2s  .  com*/
    final JanusGraph janusGraph = (JanusGraph) g.getGraph();
    final JanusGraphManagement management = janusGraph.openManagement();

    final List<String> vertexLabels = StreamSupport.stream(management.getVertexLabels().spliterator(), false)
            .map(Namifiable::name).collect(Collectors.toList());
    final List<String> expectedVertexLabels = Stream
            .of("titan", "location", "god", "demigod", "human", "monster").collect(Collectors.toList());
    assertTrue(vertexLabels.containsAll(expectedVertexLabels));

    final List<String> edgeLabels = StreamSupport
            .stream(management.getRelationTypes(EdgeLabel.class).spliterator(), false).map(Namifiable::name)
            .collect(Collectors.toList());
    final List<String> expectedEdgeLabels = Stream.of("father", "mother", "brother", "pet", "lives", "battled")
            .collect(Collectors.toList());
    assertTrue(edgeLabels.containsAll(expectedEdgeLabels));

    final EdgeLabel father = management.getEdgeLabel("father");
    assertTrue(father.isDirected());
    assertFalse(father.isUnidirected());
    assertEquals(Multiplicity.MANY2ONE, father.multiplicity());

    final List<String> propertyKeys = StreamSupport
            .stream(management.getRelationTypes(PropertyKey.class).spliterator(), false).map(Namifiable::name)
            .collect(Collectors.toList());
    final List<String> expectedPropertyKeys = Stream.of("name", "age", "time", "place", "reason")
            .collect(Collectors.toList());
    assertTrue(propertyKeys.containsAll(expectedPropertyKeys));

    final PropertyKey place = management.getPropertyKey("place");
    assertEquals(Cardinality.SINGLE, place.cardinality());
    assertEquals(Geoshape.class, place.dataType());

    final JanusGraphIndex nameIndex = management.getGraphIndex("nameIndex");
    assertTrue(nameIndex.isCompositeIndex());
    assertTrue(nameIndex.getIndexedElement().equals(JanusGraphVertex.class));
    final PropertyKey[] nameIndexKeys = nameIndex.getFieldKeys();
    assertEquals(1, nameIndexKeys.length);
    assertEquals("name", nameIndexKeys[0].name());
}

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

@Override
public List<BusDto> findByLicensePlateLike(String licensePlate) {
    return StreamSupport
            .stream(busDataService.findByLicensePlateLike("%" + licensePlate + "%").spliterator(), false)
            .map(BusDto::new).collect(Collectors.toList());
}

From source file:org.n52.iceland.config.json.AbstractJsonDao.java

protected Stream<Entry<String, JsonNode>> createEntryStream(JsonNode node) {
    return StreamSupport.stream(Spliterators.spliteratorUnknownSize(node.fields(), 0), true);
}

From source file:it.polimi.diceH2020.launcher.FileService.java

public Stream<Path> getBaseSolutionsPath() {
    String strDir = settings.getSolInstanceDir();
    Path dir = FileSystems.getDefault().getPath(strDir);
    if (Files.notExists(dir)) {
        Path currentRelativePath = Paths.get("");
        dir = FileSystems.getDefault()
                .getPath(currentRelativePath.toAbsolutePath().toString() + File.pathSeparator + strDir);
    }/*from w w w  .  ja  v a2  s.  c  om*/
    DirectoryStream<Path> stream;
    try {
        stream = Files.newDirectoryStream(dir, "*.{json}");
        return StreamSupport.stream(stream.spliterator(), false);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        return null;
    }
}

From source file:org.bozzo.ipplan.domain.model.ui.ZoneResource.java

/**
 * @param id/*  w w  w  .ja  v a 2s .c o  m*/
 * @param infraId
 * @param ip
 * @param description
 */
@JsonCreator
public ZoneResource(@JsonProperty("id") Long id, @JsonProperty Integer infraId, @JsonProperty Long ip,
        @JsonProperty String description, @JsonProperty Iterable<Range> ranges) {
    super();
    this.id = id;
    this.infraId = infraId;
    this.ip = ip;
    this.description = description;
    if (ranges != null) {
        this.setRanges(StreamSupport.stream(ranges.spliterator(), true).map(new ToRangeResourceFunction()));
    }
}

From source file:com.avanza.ymer.MongoDocumentCollection.java

@Override
public Stream<DBObject> findByTemplate(BasicDBObject query) {
    return StreamSupport.stream(dbCollection.find(query).spliterator(), false);
}

From source file:com.cloudera.oryx.common.text.TextUtils.java

private static String[] doParseDelimited(String delimited, CSVFormat format) {
    try (CSVParser parser = CSVParser.parse(delimited, format)) {
        Iterator<CSVRecord> records = parser.iterator();
        return records.hasNext()
                ? StreamSupport.stream(records.next().spliterator(), false).toArray(String[]::new)
                : EMPTY_STRING;/*from  w  w  w. j  a  v  a  2s .c om*/
    } catch (IOException e) {
        throw new IllegalStateException(e); // Can't happen
    }
}

From source file:edu.umd.umiacs.clip.tools.io.GZIPFiles.java

protected static Stream<CSVRecord> records(CSVFormat format, Path path) throws IOException {
    return StreamSupport.stream(format.parse(new BufferedReader(new InputStreamReader(
            new GZIPInputStream(new BufferedInputStream(newInputStream(path), BUFFER_SIZE)),
            UTF_8.newDecoder().onMalformedInput(IGNORE)))).spliterator(), false);
}