Example usage for java.util.stream Collectors toSet

List of usage examples for java.util.stream Collectors toSet

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Introduction

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

Prototype

public static <T> Collector<T, ?, Set<T>> toSet()

Source Link

Document

Returns a Collector that accumulates the input elements into a new Set .

Usage

From source file:com.tesshu.subsonic.client.sample4_music_andmovie.StreamPlayMovieApplication.java

@Override
public void start(Stage stage) throws Exception {

    Search2Controller search2 = context.getBean(Search2Controller.class);

    StreamController streamController = context.getBean(StreamController.class);

    SuccessObserver callback = context.getBean(SuccessObserver.class);

    SearchResult2 result2 = search2.get("CORPSE BRIDE", // query, required = true
            0, // artistCount, required = false
            null, // artistOffset, required = false
            0, // albumCount, required = false
            null, // albumOffset, required = false
            10, // songCount, required = false
            null, // songOffset, required = false
            null // musicFolderId, required = false
    );/*from   w ww . j  a va  2  s .c om*/

    Child movie = result2.getSongs().stream().filter(child -> MediaType.VIDEO == child.getType())
            .filter(child -> format.equals(child.getSuffix())).collect(Collectors.toSet()).iterator().next();

    LOG.info(ToStringBuilder.reflectionToString(movie, ToStringStyle.MULTI_LINE_STYLE));

    // not valid?(Perhaps, I have not done convert setting on the server side)
    @SuppressWarnings("unused")
    String size = Integer.toString(movie.getOriginalWidth()) + "x"
            + Integer.toString(movie.getOriginalHeight());

    final IRequestUriObserver uriCallBack = (subject, uri) -> {
        uriStr = uri.toString();
    };

    streamController.stream(

            movie, // id
            null, // maxBitRate
            format, // format
            null, // timeOffset
            null, // size
            true, // estimateContentLength
            false, // converted
            null, // streamCallback
            uriCallBack, callback);

    Group root = new Group();
    Scene scene = new Scene(root, movie.getOriginalWidth(), movie.getOriginalHeight());
    Media media = new Media(uriStr);
    media.errorProperty().addListener((observable, old, cur) -> {
        LOG.info(cur + " : " + uriStr);
    });

    MediaPlayer player = new MediaPlayer(media);
    player.statusProperty().addListener((observable, old, cur) -> {
        LOG.info(cur + " : " + uriStr);
    });

    MediaView view = new MediaView(player);
    ((Group) scene.getRoot()).getChildren().add(view);
    stage.setScene(scene);
    stage.show();
    player.play();

}

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:eu.itesla_project.online.tools.PrintOnlineWorkflowPostContingencyViolationsTool.java

@Override
public void run(CommandLine line) throws Exception {
    OnlineConfig config = OnlineConfig.load();
    String workflowId = line.getOptionValue("workflow");
    final LimitViolationFilter violationsFilter = (line.hasOption("type"))
            ? new LimitViolationFilter(Arrays.stream(line.getOptionValue("type").split(","))
                    .map(LimitViolationType::valueOf).collect(Collectors.toSet()), 0)
            : null;//from   w w w.  j  a v a2  s .co  m
    TableFormatterConfig tableFormatterConfig = TableFormatterConfig.load();
    Column[] tableColumns = { new Column("State"), new Column("Contingency"), new Column("Equipment"),
            new Column("Type"), new Column("Value"), new Column("Limit"), new Column("Limit reduction"),
            new Column("Voltage Level") };
    Path cvsOutFile = (line.hasOption("csv")) ? Paths.get(line.getOptionValue("csv")) : null;
    try (OnlineDb onlinedb = config.getOnlineDbFactoryClass().newInstance().create()) {
        if (line.hasOption("state") && line.hasOption("contingency")) {
            Integer stateId = Integer.parseInt(line.getOptionValue("state"));
            String contingencyId = line.getOptionValue("contingency");
            List<LimitViolation> violations = onlinedb.getPostContingencyViolations(workflowId, stateId,
                    contingencyId);
            if (violations != null && !violations.isEmpty()) {
                try (TableFormatter formatter = PrintOnlineWorkflowUtils.createFormatter(tableFormatterConfig,
                        cvsOutFile, TABLE_TITLE, tableColumns)) {
                    printStateContingencyViolations(formatter, stateId, contingencyId, violations,
                            violationsFilter);
                }
            } else {
                System.out.println("\nNo post contingency violations for workflow " + workflowId
                        + ", contingency " + contingencyId + " and state " + stateId);
            }
        } else if (line.hasOption("state")) {
            Integer stateId = Integer.parseInt(line.getOptionValue("state"));
            Map<String, List<LimitViolation>> stateViolationsByStateId = onlinedb
                    .getPostContingencyViolations(workflowId, stateId);
            if (stateViolationsByStateId != null && !stateViolationsByStateId.keySet().isEmpty()) {
                try (TableFormatter formatter = PrintOnlineWorkflowUtils.createFormatter(tableFormatterConfig,
                        cvsOutFile, TABLE_TITLE, tableColumns)) {
                    new TreeMap<>(stateViolationsByStateId)
                            .forEach((contingencyId, violations) -> printStateContingencyViolations(formatter,
                                    stateId, contingencyId, violations, violationsFilter));
                }
            } else {
                System.out.println("\nNo post contingency violations for workflow " + workflowId + " and state "
                        + stateId);
            }
        } else {
            if (line.hasOption("contingency")) {
                String contingencyId = line.getOptionValue("contingency");
                Map<Integer, List<LimitViolation>> contingencyViolationsByContingencyId = onlinedb
                        .getPostContingencyViolations(workflowId, contingencyId);
                if (contingencyViolationsByContingencyId != null
                        && !contingencyViolationsByContingencyId.keySet().isEmpty()) {
                    try (TableFormatter formatter = PrintOnlineWorkflowUtils
                            .createFormatter(tableFormatterConfig, cvsOutFile, TABLE_TITLE, tableColumns)) {
                        new TreeMap<>(contingencyViolationsByContingencyId)
                                .forEach((stateId, violations) -> printStateContingencyViolations(formatter,
                                        stateId, contingencyId, violations, violationsFilter));
                    }
                } else {
                    System.out.println("\nNo post contingency violations for workflow " + workflowId
                            + " and contingency " + contingencyId);
                }
            } else {
                Map<Integer, Map<String, List<LimitViolation>>> wfViolations = onlinedb
                        .getPostContingencyViolations(workflowId);
                if (wfViolations != null && !wfViolations.keySet().isEmpty()) {
                    try (TableFormatter formatter = PrintOnlineWorkflowUtils
                            .createFormatter(tableFormatterConfig, cvsOutFile, TABLE_TITLE, tableColumns)) {
                        new TreeMap<>(wfViolations).forEach((stateId, stateViolations) -> {
                            if (stateViolations != null) {
                                new TreeMap<>(stateViolations).forEach((contingencyId, violations) -> {
                                    printStateContingencyViolations(formatter, stateId, contingencyId,
                                            violations, violationsFilter);
                                });
                            }
                        });

                    }
                } else {
                    System.out.println("\nNo post contingency violations for workflow " + workflowId);
                }
            }
        }
    }
}

From source file:eu.itesla_project.online.tools.PrintOnlineWorkflowSimulationResultsTool.java

@Override
public void run(CommandLine line) throws Exception {
    OnlineConfig config = OnlineConfig.load();
    OnlineDb onlinedb = config.getOnlineDbFactoryClass().newInstance().create();
    String workflowId = line.getOptionValue("workflow");
    OnlineWorkflowResults wfResults = onlinedb.getResults(workflowId);
    if (wfResults != null) {
        if (!wfResults.getUnsafeContingencies().isEmpty()) {
            OnlineWorkflowParameters parameters = onlinedb.getWorkflowParameters(workflowId);
            SecurityIndexType[] securityIndexTypes = null;
            if (line.hasOption(SECURITY_INDEXES)) {
                Set<SecurityIndexType> securityIndexesTypeSet = Arrays
                        .stream(line.getOptionValue(SECURITY_INDEXES).split(","))
                        .map(SecurityIndexType::valueOf).collect(Collectors.toSet());
                securityIndexTypes = securityIndexesTypeSet
                        .toArray(new SecurityIndexType[securityIndexesTypeSet.size()]);
            } else {
                securityIndexTypes = parameters.getSecurityIndexes() == null ? SecurityIndexType.values()
                        : parameters.getSecurityIndexes()
                                .toArray(new SecurityIndexType[parameters.getSecurityIndexes().size()]);
            }//from w w w.ja  v  a2 s .  c  om
            Table table = new Table(securityIndexTypes.length + 2, BorderStyle.CLASSIC_WIDE);
            StringWriter content = new StringWriter();
            CsvWriter cvsWriter = new CsvWriter(content, ',');
            String[] headers = new String[securityIndexTypes.length + 2];
            int i = 0;
            table.addCell("Contingency", new CellStyle(CellStyle.HorizontalAlign.center));
            headers[i++] = "Contingency";
            table.addCell("State", new CellStyle(CellStyle.HorizontalAlign.center));
            headers[i++] = "State";
            for (SecurityIndexType securityIndexType : securityIndexTypes) {
                table.addCell(securityIndexType.getLabel(), new CellStyle(CellStyle.HorizontalAlign.center));
                headers[i++] = securityIndexType.getLabel();
            }
            cvsWriter.writeRecord(headers);
            for (String contingencyId : wfResults.getUnsafeContingencies()) {
                for (Integer stateId : wfResults.getUnstableStates(contingencyId)) {
                    String[] values = new String[securityIndexTypes.length + 2];
                    i = 0;
                    table.addCell(contingencyId);
                    values[i++] = contingencyId;
                    table.addCell(stateId.toString(), new CellStyle(CellStyle.HorizontalAlign.right));
                    values[i++] = stateId.toString();
                    HashMap<String, String> indexesValues = getIndexesValues(
                            wfResults.getIndexesData(contingencyId, stateId), securityIndexTypes);
                    for (SecurityIndexType securityIndexType : securityIndexTypes) {
                        table.addCell(indexesValues.get(securityIndexType.getLabel()),
                                new CellStyle(CellStyle.HorizontalAlign.center));
                        values[i++] = indexesValues.get(securityIndexType.getLabel());
                    }
                    cvsWriter.writeRecord(values);
                }
            }
            cvsWriter.flush();
            if (line.hasOption("csv"))
                System.out.println(content.toString());
            else
                System.out.println(table.render());
            cvsWriter.close();
        } else
            System.out.println("\nNo contingencies requiring T-D simulation");
    } else
        System.out.println("No results for this workflow");
    onlinedb.close();
}

From source file:se.uu.it.cs.recsys.service.resource.CourseResource.java

@Path(value = "/levels")
@GET/*from ww w .ja  v a 2s .com*/
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "Get supported course Levels.", response = CourseLevel.class, responseContainer = "Set")
public Set<CourseLevel> getSupportedCourseLevel() {

    return this.supportedCourseLevelRepository.findAll().stream()
            .map(entity -> CourseLevel.ofDBString(entity.getLevel())).collect(Collectors.toSet());

}

From source file:com.netflix.spinnaker.fiat.controllers.AuthorizeController.java

@RequestMapping(value = "/{userId:.+}/roles", method = RequestMethod.GET)
public Set<Role.View> getUserRoles(@PathVariable String userId) {
    return permissionsRepository.get(ControllerSupport.convert(userId)).orElseThrow(NotFoundException::new)
            .getView().getRoles().stream().collect(Collectors.toSet());
}

From source file:delfos.dataset.basic.loader.types.DatasetLoaderAbstract.java

@Override
public UsersDataset getUsersDataset() throws CannotLoadUsersDataset {

    RatingsDataset<RatingType> ratingsDataset = getRatingsDataset();

    return new UsersDatasetAdapter(
            ratingsDataset.allUsers().stream().map(idUser -> new User(idUser)).collect(Collectors.toSet()));

}

From source file:edu.pitt.dbmi.ccd.anno.annotation.AnnotationResourceAssembler.java

/**
 * Convert Annotation to AnnotationResource
 *
 * @param annotation entity//ww  w .ja  va2 s . c o  m
 * @return resource
 */
@Override
public AnnotationResource toResource(Annotation annotation) throws IllegalArgumentException {
    Assert.notNull(annotation);
    AnnotationResource resource = createResourceWithId(annotation.getId(), annotation);
    Set<AnnotationDataResource> data = annotation.getData().stream().filter(d -> d.getParent() == null)
            .map(dataAssembler::toResource).collect(Collectors.toSet());
    resource.addData(data);
    if (annotation.getChildren().size() > 0) {
        resource.add(annotationLinks.children(annotation));
    }
    resource.add(annotationTargetLinks.target(annotation.getTarget()));
    if (annotation.getUser().getAccountId() != null) {
        resource.add(userLinks.user(annotation.getUser()));
    }
    if (annotation.getGroup() != null) {
        resource.add(groupLinks.group(annotation.getGroup()));
    }
    resource.add(vocabularyLinks.vocabulary(annotation.getVocabulary()));
    if (annotation.getParent() != null) {
        resource.add(annotationLinks.parent(annotation));
    }
    resource.setVocabularyResource(vocabularyResourceAssembler.toResource(annotation.getVocabulary()));
    return resource;
}

From source file:com.thoughtworks.go.server.service.AdminsConfigService.java

private String deDuplicatedErrors(List<ConfigErrors> allErrors) {
    Set<String> errors = allErrors.stream().map(ConfigErrors::firstError).collect(Collectors.toSet());
    return StringUtils.join(errors, ",");
}

From source file:se.uu.it.cs.recsys.semantic.ComputingDomainReasonerTest.java

/**
 * Test of getRelatedDomainIds method, of class ComputingDomainReasoner.
 *///from  w w w. j a v a  2 s.  c o m
@Test
public void testGetRelatedDomainIds() throws Exception {

    final String recommenderSystemId = "10003350";

    final Set<String> expNonEmpty = Stream.of("10003269").collect(Collectors.toSet());

    Set<String> result = this.reasoner.getRelatedDomainIds(recommenderSystemId);
    assertEquals(expNonEmpty, result);
}