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:it.unibo.alchemist.language.protelis.DotOperator.java

/**
 * @param name function (or method) name
 * @param target Protelis sub-program that annotates itself with the target of this call
 * @param args arguments of the function
 *///from   ww w  .jav  a2 s .c o  m
public DotOperator(final String name, final AnnotatedTree<?> target, final List<AnnotatedTree<?>> args) {
    super(args);
    Objects.requireNonNull(name);
    isApply = name.equals("apply");
    methodName = name;
    left = target;
}

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

public void readJournalListFromResource(String resourceFileName) {
    URL url = Objects.requireNonNull(
            JournalAbbreviationRepository.class.getResource(Objects.requireNonNull(resourceFileName)));
    try {//www . j a  v  a 2s  . com
        readJournalList(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8));
    } catch (IOException e) {
        LOGGER.info("Could not read journal list from file " + resourceFileName, e);
    }
}

From source file:com.bodybuilding.argos.controller.TurbineStreamController.java

@Autowired
public TurbineStreamController(ClusterRegistry clusterRegistry, Observable<Boolean> shutdown) {
    this.clusterRegistry = Objects.requireNonNull(clusterRegistry);
    this.shutdown = Objects.requireNonNull(shutdown);
}

From source file:com.ait.tooling.server.core.security.SimpleKeyStringSigningProvider.java

@Override
public boolean testSignature(final String text, final String value) {
    return Objects.requireNonNull(value).equals(hmac(Objects.requireNonNull(text)));
}

From source file:io.coala.enterprise.persist.FactDao.java

public static boolean exists(final EntityManager em, final ID id) {
    final UUID uuid = Objects.requireNonNull(id.unwrap());
    try {/*from w w  w. j av  a2 s. c  om*/
        //         final Integer pk = 
        em.createQuery("SELECT d.pk FROM " + ENTITY_NAME + " d WHERE d.id=?1", Integer.class)
                .setParameter(1, uuid).getSingleResult();
        return true;
    } catch (final NoResultException ignore) {
        return false;
    }
}

From source file:com.bodybuilding.argos.controller.StreamController.java

@Autowired
public StreamController(ClusterRegistry registry, Observable<Boolean> shutdown) {
    Objects.requireNonNull(registry);
    Objects.requireNonNull(shutdown);
    ObjectMapper om = new ObjectMapper();
    om.enable(MapperFeature.AUTO_DETECT_FIELDS);
    om.disable(SerializationFeature.FAIL_ON_EMPTY_BEANS);
    om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);

    Observable<HystrixClusterMetrics> metricsObs = registry.observe();

    streamObservable = metricsObs.takeUntil(shutdown).map(d -> {
        try {/*from w w  w.  j  a v  a 2  s .com*/
            return om.writeValueAsString(d);
        } catch (JsonProcessingException e) {
            throw new RuntimeException(e);
        }
    }).share();
}

From source file:nu.yona.server.messaging.service.SenderInfo.java

private SenderInfo(Optional<UserDto> user, String nickname, Optional<UUID> userPhotoId, boolean isBuddy,
        Optional<BuddyDto> buddy) {
    this.user = Objects.requireNonNull(user);
    this.nickname = nickname;
    this.userPhotoId = Objects.requireNonNull(userPhotoId);
    this.isBuddy = isBuddy;
    this.buddy = Objects.requireNonNull(buddy);
}

From source file:io.github.retz.admin.AdminConsoleClient.java

public AdminConsoleClient(JmxClient client) throws MalformedObjectNameException {
    this.client = Objects.requireNonNull(client);
    objectName = new ObjectName("io.github.retz.scheduler:type=AdminConsole");
    this.mapper = new ObjectMapper();
    this.mapper.registerModule(new Jdk8Module());
}

From source file:com.github.horrorho.inflatabledonkey.responsehandler.InputStreamResponseHandler.java

public InputStreamResponseHandler(IOFunction<InputStream, T> function) {
    this.function = Objects.requireNonNull(function);
}

From source file:onl.area51.httpd.action.HttpFunction.java

default <V> HttpFunction<T, V> andThen(HttpFunction<? super R, ? extends V> after) {
    Objects.requireNonNull(after);
    return (T t) -> after.apply(apply(t));
}