Example usage for java.util Collections singleton

Introduction

In this page you can find the example usage for java.util Collections singleton.

Prototype

public static <T> Set<T> singleton(T o)

Source Link

Document

Returns an immutable set containing only the specified object.

Usage

From source file:com.espertech.esper.epl.join.table.PropertyIndexedEventTableSingleUnique.java

@Override
public Set<EventBean> lookup(Object key) {
    EventBean event = propertyIndex.get(key);
    if (event != null) {
        return Collections.singleton(event);
    }/*from  w  w w . j  a  v  a 2  s .c o  m*/
    return null;
}

From source file:org.synyx.hades.extensions.converter.GenericDaoConverter.java

public Set<ConvertiblePair> getConvertibleTypes() {

    return Collections.singleton(new ConvertiblePair(Object.class, Object.class));
}

From source file:com.netflix.spinnaker.clouddriver.artifacts.gcs.GcsArtifactCredentials.java

public GcsArtifactCredentials(String applicationName, GcsArtifactAccount account)
        throws IOException, GeneralSecurityException {
    HttpTransport transport = GoogleNetHttpTransport.newTrustedTransport();
    JsonFactory jsonFactory = JacksonFactory.getDefaultInstance();
    String credentialsPath = account.getJsonPath();

    GoogleCredential credential;// w  w  w.  j  a v a  2s  .c  o m

    if (!StringUtils.isEmpty(credentialsPath)) {
        FileInputStream stream = new FileInputStream(credentialsPath);
        credential = GoogleCredential.fromStream(stream, transport, jsonFactory)
                .createScoped(Collections.singleton(StorageScopes.DEVSTORAGE_READ_ONLY));

        log.info("Loaded credentials from {}", credentialsPath);
    } else {
        log.info(
                "artifacts.gcs.enabled without artifacts.gcs.[].jsonPath. Using default application credentials.");

        credential = GoogleCredential.getApplicationDefault();
    }

    name = account.getName();
    storage = new Storage.Builder(transport, jsonFactory, credential).setApplicationName(applicationName)
            .build();
}

From source file:ch.cyberduck.core.irods.IRODSUploadFeatureTest.java

@Test
@Ignore//from www. j a  v a  2s  .  c om
public void testAppend() throws Exception {
    final ProtocolFactory factory = new ProtocolFactory(
            new HashSet<>(Collections.singleton(new IRODSProtocol())));
    final Profile profile = new ProfilePlistReader(factory)
            .read(new Local("../profiles/iRODS (iPlant Collaborative).cyberduckprofile"));
    final Host host = new Host(profile, profile.getDefaultHostname(),
            new Credentials(System.getProperties().getProperty("irods.key"),
                    System.getProperties().getProperty("irods.secret")));

    final IRODSSession session = new IRODSSession(host);
    session.open(new DisabledHostKeyCallback());
    session.login(new DisabledPasswordStore(), new DisabledLoginCallback(), new DisabledCancelCallback());
    final Local local = new Local(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString());
    final int length = 32770;
    final byte[] content = RandomUtils.nextBytes(length);
    final OutputStream out = local.getOutputStream(false);
    IOUtils.write(content, out);
    out.close();
    final Checksum checksumPart1;
    final Checksum checksumPart2;
    final Path test = new Path(new IRODSHomeFinderService(session).find(), UUID.randomUUID().toString(),
            EnumSet.of(Path.Type.file));
    {
        final TransferStatus status = new TransferStatus().length(content.length / 2);
        checksumPart1 = new IRODSUploadFeature(session).upload(test, local,
                new BandwidthThrottle(BandwidthThrottle.UNLIMITED), new DisabledStreamListener(), status,
                new DisabledConnectionCallback());
        assertEquals(content.length / 2, status.getOffset());
    }
    {
        final TransferStatus status = new TransferStatus().length(content.length / 2).skip(content.length / 2)
                .append(true);
        checksumPart2 = new IRODSUploadFeature(session).upload(test, local,
                new BandwidthThrottle(BandwidthThrottle.UNLIMITED), new DisabledStreamListener(), status,
                new DisabledConnectionCallback());
        assertEquals(content.length / 2, status.getOffset());
    }
    assertNotEquals(checksumPart1, checksumPart2);
    final byte[] buffer = new byte[content.length];
    final InputStream in = new IRODSReadFeature(session).read(test, new TransferStatus().length(content.length),
            new DisabledConnectionCallback());
    IOUtils.readFully(in, buffer);
    in.close();
    assertArrayEquals(content, buffer);
    new IRODSDeleteFeature(session).delete(Collections.singletonList(test), new DisabledLoginCallback(),
            new Delete.DisabledCallback());
    local.delete();
    session.close();
}

From source file:eu.openanalytics.rsb.data.FileCatalogManager.java

@PostConstruct
public void createCatalogTree() throws IOException {
    final Set<String> applicationNames = getConfiguration().isApplicationAwareCatalog()
            ? collectionAllApplicationNames()
            : Collections.singleton("ignored");
    for (final String applicationName : applicationNames) {
        for (final CatalogSection catalogSection : CatalogSection.values()) {
            FileUtils.forceMkdir(getCatalogSectionDirectory(catalogSection, applicationName));
        }/*from ww  w  . j  av  a 2 s  . c om*/
    }
}

From source file:org.openlmis.fulfillment.service.referencedata.OrderableReferenceDataServiceTest.java

@Test
public void shouldReturnOrderablesById() {
    OrderableDto product = mockPageResponseEntityAndGetDto();

    UUID orderableId = UUID.randomUUID();
    List<OrderableDto> response = service.findByIds(Collections.singleton(orderableId));

    assertThat(response, hasSize(1));//  w ww .  java 2 s. c  o  m
    assertThat(response, hasItem(product));

    verify(restTemplate).exchange(uriCaptor.capture(), eq(HttpMethod.GET), entityCaptor.capture(),
            refEq(new DynamicPageTypeReference<>(OrderableDto.class)));

    URI uri = uriCaptor.getValue();
    assertEquals(serviceUrl + service.getUrl() + "?id=" + orderableId.toString(), uri.toString());

    assertAuthHeader(entityCaptor.getValue());
    assertNull(entityCaptor.getValue().getBody());
}

From source file:fll.db.NonNumericNominees.java

/**
 * Add a nominee to the database. If they already are a nominee, this function
 * does nothing./*from   www .  jav a  2  s. c  o  m*/
 * 
 * @throws SQLException
 */
public static void addNominee(final Connection connection, final int tournamentId, final String category,
        final int teamNumber) throws SQLException {
    addNominees(connection, tournamentId, category, Collections.singleton(teamNumber));
}

From source file:de.hybris.platform.b2b.services.impl.DefaultB2BApproverServiceMockTest.java

@Test
public void testGetAllApprovers() throws Exception {
    final B2BCustomerModel mockB2BCustomerModel = Mockito.mock(B2BCustomerModel.class);
    final B2BUnitModel mockB2BUnitModel = Mockito.mock(B2BUnitModel.class);
    final B2BUserGroupModel mockB2BUserGroupModel = Mockito.mock(B2BUserGroupModel.class);
    final PrincipalGroupModel mockPrincipalGroupModel = Mockito.mock(PrincipalGroupModel.class);

    when(mockB2BCustomerModel.getCustomerID()).thenReturn("customer123");
    when(mockB2BUserGroupModel.getUid()).thenReturn(B2BConstants.B2BAPPROVERGROUP);
    when(mockB2BCustomerModel.getGroups()).thenReturn(Collections.singleton(mockPrincipalGroupModel));
    when(b2bUnitService.getParent(mockB2BCustomerModel)).thenReturn(mockB2BUnitModel);
    when(mockB2BCustomerModel.getApprovers()).thenReturn(Collections.singleton(mockB2BCustomerModel));
    when(mockB2BCustomerModel.getApproverGroups()).thenReturn(Collections.singleton(mockB2BUserGroupModel));
    when(userService.getUserGroupForUID(B2BConstants.B2BAPPROVERGROUP)).thenReturn(mockB2BUserGroupModel);
    when(Boolean.valueOf(userService.isMemberOfGroup(mockB2BCustomerModel, mockB2BUserGroupModel)))
            .thenReturn(Boolean.TRUE);

    //Only return active approvers
    when(mockB2BCustomerModel.getActive()).thenReturn(Boolean.TRUE);

    final List<B2BCustomerModel> allApprovers = defaultB2BApproverService.getAllApprovers(mockB2BCustomerModel);
    Assert.assertNotNull(allApprovers);//from www. j  a v  a2s  .co m
    Assert.assertTrue(CollectionUtils.isNotEmpty(allApprovers));
    Assert.assertEquals(allApprovers.get(0).getCustomerID(), mockB2BCustomerModel.getCustomerID());
}

From source file:io.logspace.agent.hq.HqClient.java

public HqClient(String baseUrl, String agentControllerId, String spaceToken) {
    super();//from w w  w .  j  av a 2 s  .  c  om

    this.baseUrl = baseUrl;
    if (this.baseUrl == null || this.baseUrl.trim().length() == 0) {
        throw new AgentControllerInitializationException("The base URL must not be empty!");
    }

    this.agentControllerId = agentControllerId;
    this.spaceToken = spaceToken;

    RequestConfig requestConfig = RequestConfig.custom().setConnectionRequestTimeout(TIMEOUT)
            .setConnectTimeout(TIMEOUT).setSocketTimeout(TIMEOUT).build();

    Set<? extends Header> defaultHeaders = Collections
            .singleton(new BasicHeader("Accept", APPLICATION_JSON.getMimeType()));

    this.httpClient = HttpClients.custom().disableAutomaticRetries().setDefaultRequestConfig(requestConfig)
            .setDefaultHeaders(defaultHeaders).build();
}

From source file:com.vrem.wifianalyzer.wifi.predicate.FilterPredicateTest.java

@Before
public void setUp() {
    when(settings.getWiFiBand()).thenReturn(WiFiBand.GHZ5);
    when(settings.getSSIDs()).thenReturn(new HashSet<>(Arrays.asList(SSID, SSID)));
    when(settings.getWiFiBands()).thenReturn(Collections.singleton(WiFiBand.GHZ2));
    when(settings.getStrengths()).thenReturn(new HashSet<>(Arrays.asList(Strength.TWO, Strength.FOUR)));
    when(settings.getSecurities()).thenReturn(new HashSet<>(Arrays.asList(Security.WEP, Security.WPA2)));
}