Example usage for java.util Objects requireNonNull

Introduction

In this page you can find the example usage for java.util Objects requireNonNull.

Prototype

public static <T> T requireNonNull(T obj)

Source Link

Document

Checks that the specified object reference is not null .

Usage

From source file:net.sf.jabref.logic.journals.JournalAbbreviationRepository.java

/**
 * Attempts to get the abbreviated name of the journal given. May contain dots.
 *
 * @param journalName The journal name to abbreviate.
 * @return The abbreviated name//  ww  w  . j  a va 2 s  .  co  m
 */
public Optional<Abbreviation> getAbbreviation(String journalName) {
    String nameKey = Objects.requireNonNull(journalName).toLowerCase(Locale.ENGLISH).trim();

    if (fullNameLowerCase2Abbreviation.containsKey(nameKey)) {
        return Optional.of(fullNameLowerCase2Abbreviation.get(nameKey));
    } else if (isoLowerCase2Abbreviation.containsKey(nameKey)) {
        return Optional.of(isoLowerCase2Abbreviation.get(nameKey));
    } else if (medlineLowerCase2Abbreviation.containsKey(nameKey)) {
        return Optional.of(medlineLowerCase2Abbreviation.get(nameKey));
    } else {
        return Optional.empty();
    }
}

From source file:org.eclipse.hono.client.impl.RegistrationClientImpl.java

/**
 * Gets the AMQP <em>target</em> address to use for sending requests to Hono's Device Registration API endpoint.
 * /*ww w  . j a  va  2  s. com*/
 * @param tenantId The tenant to upload data for.
 * @return The target address.
 * @throws NullPointerException if tenant is {@code null}.
 */
public static final String getTargetAddress(final String tenantId) {
    return String.format("%s/%s", RegistrationConstants.REGISTRATION_ENDPOINT,
            Objects.requireNonNull(tenantId));
}

From source file:org.eclipse.hono.deviceregistry.Application.java

/**
 * Sets the registration service implementation this server is based on.
 *
 * @param registrationService The registrationService to set.
 * @throws NullPointerException if service is {@code null}.
 *//*from  w w  w .  ja  v a  2s.co  m*/
@Autowired
public final void setRegistrationService(final RegistrationService registrationService) {
    this.registrationService = Objects.requireNonNull(registrationService);
}

From source file:org.eclipse.hono.service.amqp.RequestResponseEndpoint.java

/**
 * Creates an endpoint for a Vertx instance.
 *
 * @param vertx The Vertx instance to use.
 * @throws NullPointerException if vertx is {@code null};
 *//* w w  w.  j  a  v  a  2s .  c  om*/
protected RequestResponseEndpoint(final Vertx vertx) {
    super(Objects.requireNonNull(vertx));
}

From source file:org.eclipse.hono.service.auth.HonoSaslAuthenticatorFactory.java

/**
 * Creates a new factory using a specific authentication service instance.
 * //ww w.  jav a2s. c o m
 * @param authService The object to return on invocations of {@link #create()}.
 * @throws NullPointerException if any of the parameters is {@code null}.
 */
public HonoSaslAuthenticatorFactory(final AuthenticationService authService) {
    this.authenticationService = Objects.requireNonNull(authService);
}

From source file:com.github.horrorho.liquiddonkey.cloud.client.BackupClient.java

BackupClient(ResponseHandler<ICloud.MBSBackup> mbsaBackupResponseHandler,
        ResponseHandler<ICloud.MBSKeySet> mbsaKeySetResponseHandler, Headers headers) {

    this.mbsaBackupResponseHandler = Objects.requireNonNull(mbsaBackupResponseHandler);
    this.mbsaKeySetResponseHandler = Objects.requireNonNull(mbsaKeySetResponseHandler);
    this.headers = Objects.requireNonNull(headers);
}

From source file:com.smoketurner.pipeline.application.core.MessageProcessor.java

/**
 * Constructor/*from  w  w  w.j a  v  a  2s .c  o m*/
 *
 * @param s3
 *            S3 Downloader
 * @param broadcaster
 *            SSE broadcaster
 */
public MessageProcessor(@Nonnull final AmazonS3Downloader s3,
        @Nonnull final InstrumentedSseBroadcaster broadcaster) {
    this.s3 = Objects.requireNonNull(s3);
    this.broadcaster = Objects.requireNonNull(broadcaster);

    final MetricRegistry registry = SharedMetricRegistries.getOrCreate("default");
    this.recordCounts = registry.histogram(name(MessageProcessor.class, "record-counts"));
    this.eventCounts = registry.histogram(name(MessageProcessor.class, "event-counts"));
}

From source file:com.github.horrorho.liquiddonkey.cloud.Authenticator.java

Authenticator(String id, String password, Lock lock, Token token, String invalid) {
    this.id = id;
    this.password = password;
    this.token = token;
    this.lock = Objects.requireNonNull(lock);
    this.invalid = invalid;
}

From source file:com.github.horrorho.liquiddonkey.http.HttpClientFactory.java

HttpClientFactory(HttpConfig config) {
    this.config = Objects.requireNonNull(config);
}

From source file:com.conwet.silbops.msg.AdvertiseMsg.java

public void setContext(Advertise context) {

    this.context = Objects.requireNonNull(context);
}