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:org.eclipse.hono.service.registration.RegistrationEndpoint.java

/**
 * Creates a new registration endpoint for a vertx instance.
 * //from w ww.ja  v  a2  s. c om
 * @param vertx The vertx instance to use.
 */
@Autowired
public RegistrationEndpoint(final Vertx vertx) {
    super(Objects.requireNonNull(vertx));
}

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

public static FactDao find(final EntityManager em, final ID id) {
    final UUID uuid = Objects.requireNonNull(id.unwrap());
    try {/*  w  w w.ja  v a  2  s  .  co m*/
        return em.createQuery("SELECT d FROM " + ENTITY_NAME + " d WHERE d.id=?1", FactDao.class)
                .setParameter(1, uuid).getSingleResult();
    } catch (final NoResultException ignore) {
        return null;
    }
}

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

/**
 * Creates an endpoint for a Vertx instance.
 * //ww w  .java 2  s  .  c  o  m
 * @param vertx The Vertx instance to use.
 * @throws NullPointerException if vertx is {@code null};
 */
protected BaseEndpoint(final Vertx vertx) {
    this.vertx = Objects.requireNonNull(vertx);
}

From source file:com.ait.tooling.server.core.security.SimpleSHA512HashProvider.java

@Override
public String sha512(final String text, final String salt, final int iter) {
    return m_hasher.sha512(Objects.requireNonNull(text), Objects.requireNonNull(salt), iter);
}

From source file:net.maritimecloud.identityregistry.model.User.java

/** Copies this organization into the other */
public User copyTo(User user) {
    Objects.requireNonNull(user);
    user.setId(id);//w ww.ja v a  2s  .  c o m
    user.setIdOrganization(idOrganization);
    user.setFirstName(firstName);
    user.setUserOrgId(userOrgId);
    user.setCertificate(certificates);
    return user;
}

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

public void readJournalListFromFile(File file) throws FileNotFoundException {
    try (FileReader reader = new FileReader(Objects.requireNonNull(file))) {
        readJournalList(reader);/* w  w w.  j a v a  2 s .  c  o  m*/
    } catch (FileNotFoundException e) {
        throw e;
    } catch (IOException e) {
        LOGGER.warn("Could not read journal list from file " + file.getAbsolutePath(), e);
    }
}

From source file:fr.gael.dhus.olingo.v1.map.FunctionalMap.java

/**
 * Creates a FunctionalMap from the given datasource and translierator.
 * @param source data source.//ww  w  .j  a v  a2  s.co m
 * @param visitor transliterator.
 */
public FunctionalMap(Map<K, V> source, FunctionalVisitor visitor) {
    Objects.requireNonNull(source);
    Objects.requireNonNull(visitor);
    sourceMap = source;
    transliterator = visitor;
}

From source file:jgnash.ui.report.compiled.SecurityHighLowChart.java

private static AbstractXYDataset createHighLowDataSet(final SecurityNode node) {
    Objects.requireNonNull(node);

    List<SecurityHistoryNode> hNodes = node.getHistoryNodes();

    int count = hNodes.size();

    Date[] date = new Date[count];
    double[] high = new double[count];
    double[] low = new double[count];
    double[] open = new double[count];
    double[] close = new double[count];
    double[] volume = new double[count];

    for (int i = 0; i < count; i++) {
        final SecurityHistoryNode hNode = hNodes.get(i);

        date[i] = DateUtils.asDate(hNode.getLocalDate());
        high[i] = hNode.getAdjustedHigh().doubleValue();
        low[i] = hNode.getAdjustedLow().doubleValue();
        open[i] = hNode.getAdjustedPrice().doubleValue();
        close[i] = hNode.getAdjustedPrice().doubleValue();
        volume[i] = hNode.getVolume();//from w  ww . j av a 2 s .c  o m
    }

    return new DefaultHighLowDataset(node.getDescription(), date, high, low, open, close, volume);
}

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

public boolean isAbbreviatedName(String journalName) {
    String nameKey = Objects.requireNonNull(journalName).trim().toLowerCase(Locale.ENGLISH);
    return (isoLowerCase2Abbreviation.containsKey(nameKey))
            || (medlineLowerCase2Abbreviation.containsKey(nameKey));
}

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

DataClient(ResponseHandler<byte[]> byteArrayResponseHandler, Headers headers) {
    this.byteArrayResponseHandler = Objects.requireNonNull(byteArrayResponseHandler);
    this.headers = Objects.requireNonNull(headers);
}