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, Supplier<String> messageSupplier)

Source Link

Document

Checks that the specified object reference is not null and throws a customized NullPointerException if it is.

Usage

From source file:it.reply.orchestrator.dto.deployment.CredentialsAwareSlaPlacementPolicy.java

/**
 * Set the password from an {@link AbstractPropertyValue}.
 * /*w ww.  ja  v  a2s .c  o  m*/
 * @param password
 *          the password
 */
public void setPassword(AbstractPropertyValue password) {
    Objects.requireNonNull(password, "password must not be null");
    Assert.isInstanceOf(ScalarPropertyValue.class, password, "password must be a scalar value");
    this.password = ((ScalarPropertyValue) password).getValue();
}

From source file:edu.usu.sdl.openstorefront.service.OrganizationServiceImpl.java

@Override
public void saveOrganization(Organization organization) {
    Objects.requireNonNull(organization, "Organization is required");
    Objects.requireNonNull(organization.getName(), "Organization name is required");

    Organization organizationExisting = persistenceService.findById(Organization.class,
            organization.getOrganizationId());
    if (organizationExisting == null) {
        organizationExisting = persistenceService.findById(Organization.class, organization.nameToKey());
    }//  ww  w.ja v  a 2s  .  c  om

    if (organizationExisting != null) {
        organizationExisting.updateFields(organization);
        persistenceService.persist(organizationExisting);
    } else {
        organization.setOrganizationId(organization.nameToKey());
        organization.populateBaseCreateFields();
        persistenceService.persist(organization);
    }
}

From source file:com.navercorp.pinpoint.collector.service.AgentEventService.java

void handleEvent(PinpointServer pinpointServer, long eventTimestamp, AgentEventType eventType,
        Object eventMessage) {/*from   w  w  w. j a v  a2s.c o m*/
    Objects.requireNonNull(pinpointServer, "pinpointServer must not be null");
    Objects.requireNonNull(eventType, "pinpointServer must not be null");

    Map<Object, Object> channelProperties = pinpointServer.getChannelProperties();
    if (MapUtils.isEmpty(channelProperties)) {
        // It can occurs CONNECTED -> RUN_WITHOUT_HANDSHAKE -> CLOSED(UNEXPECTED_CLOSE_BY_CLIENT, ERROR_UNKNOWN)
        logger.warn("maybe not yet received the handshake data - pinpointServer:{}", pinpointServer);
        return;
    }

    final String agentId = MapUtils.getString(channelProperties, HandshakePropertyType.AGENT_ID.getName());
    final long startTimestamp = MapUtils.getLong(channelProperties,
            HandshakePropertyType.START_TIMESTAMP.getName());

    AgentEventBo agentEventBo = newAgentEventBo(agentId, startTimestamp, eventTimestamp, eventType);
    insertEvent(agentEventBo, eventMessage);
}

From source file:io.github.retz.web.feign.Retz.java

static Retz connect(URI uri, Authenticator authenticator, SSLSocketFactory socketFactory,
        HostnameVerifier hostnameVerifier) {
    String url = Objects.requireNonNull(uri, "uri cannot be null").toString();
    ObjectMapper mapper = new ObjectMapper();
    mapper.registerModule(new Jdk8Module());
    return Feign.builder().client(new Client.Default(socketFactory, hostnameVerifier)).logger(new Slf4jLogger())
            .encoder(new JacksonEncoder(mapper)).decoder(new JacksonDecoder(mapper))
            .errorDecoder(new ErrorResponseDecoder(mapper))
            .requestInterceptor(new AuthHeaderInterceptor(authenticator)).target(Retz.class, url);
}

From source file:com.cloudera.oryx.app.speed.als.ALSSpeedModelManager.java

@Override
public void consume(Iterator<KeyMessage<String, String>> updateIterator, Configuration hadoopConf)
        throws IOException {
    int countdownToLogModel = 10000;
    while (updateIterator.hasNext()) {
        KeyMessage<String, String> km = updateIterator.next();
        String key = km.getKey();
        String message = km.getMessage();
        Objects.requireNonNull(key, "Bad message: " + km);
        switch (key) {
        case "UP":
            if (model == null) {
                continue; // No model to interpret with yet, so skip it
            }/*from   w w  w.j a v a2 s.c  o m*/
            // Note that here, the speed layer is actually listening for updates from
            // two sources. First is the batch layer. This is somewhat unusual, because
            // the batch layer usually only makes MODELs. The ALS model is too large
            // to send in one file, so is sent as a skeleton model plus a series of updates.
            // However it is also, neatly, listening for the same updates it produces below
            // in response to new data, and applying them to the in-memory representation.
            // ALS continues to be a somewhat special case here, in that it does benefit from
            // real-time updates to even the speed layer reference model.
            List<?> update = MAPPER.readValue(message, List.class);
            // Update
            String id = update.get(1).toString();
            float[] vector = MAPPER.convertValue(update.get(2), float[].class);
            switch (update.get(0).toString()) {
            case "X":
                model.setUserVector(id, vector);
                break;
            case "Y":
                model.setItemVector(id, vector);
                break;
            default:
                throw new IllegalArgumentException("Bad message: " + km);
            }
            if (--countdownToLogModel <= 0) {
                log.info("{}", model);
                countdownToLogModel = 10000;
            }
            break;

        case "MODEL":
        case "MODEL-REF":
            log.info("Loading new model");
            PMML pmml = AppPMMLUtils.readPMMLFromUpdateKeyMessage(key, message, hadoopConf);

            int features = Integer.parseInt(AppPMMLUtils.getExtensionValue(pmml, "features"));
            boolean implicit = Boolean.parseBoolean(AppPMMLUtils.getExtensionValue(pmml, "implicit"));

            if (model == null || features != model.getFeatures()) {
                log.warn("No previous model, or # features has changed; creating new one");
                model = new ALSSpeedModel(features, implicit);
            }

            log.info("Updating model");
            // Remove users/items no longer in the model
            Collection<String> XIDs = new HashSet<>(AppPMMLUtils.getExtensionContent(pmml, "XIDs"));
            Collection<String> YIDs = new HashSet<>(AppPMMLUtils.getExtensionContent(pmml, "YIDs"));
            model.retainRecentAndUserIDs(XIDs);
            model.retainRecentAndItemIDs(YIDs);
            log.info("Model updated: {}", model);
            break;

        default:
            throw new IllegalArgumentException("Bad message: " + km);
        }
    }
}