Example usage for com.google.common.base Preconditions checkNotNull

Introduction

In this page you can find the example usage for com.google.common.base Preconditions checkNotNull.

Prototype

public static <T> T checkNotNull(T reference)

Source Link

Document

Ensures that an object reference passed as a parameter to the calling method is not null.

Usage

From source file:edu.byu.nlp.stats.DoubleArrayCategoricalDistribution.java

/**
 * Given the specified parameters, creates a new distribution, making copies of the parameters, if specified.
 *///from   w  w w  .  ja va 2 s .  co m
public static CategoricalDistribution newDistributionFromProbs(double[] probs, boolean copy) {
    Preconditions.checkNotNull(probs);
    if (copy) {
        probs = probs.clone();
    }
    DoubleArrays.logToSelf(probs);
    return new DoubleArrayCategoricalDistribution(probs);
}

From source file:org.oiavorskyi.axondemo.kafkaterminal.PrefixTopicStrategy.java

public PrefixTopicStrategy(final String prefix) {
    this.prefix = Preconditions.checkNotNull(prefix);
}

From source file:com.enonic.cms.web.portal.instanttrace.InstantTraceId.java

public InstantTraceId(final Long traceCompletedNumber) {
    Preconditions.checkNotNull(traceCompletedNumber);
    this.traceCompletedNumber = traceCompletedNumber;
}

From source file:org.apache.james.mailbox.store.mail.model.Username.java

public static Username fromMailboxSession(MailboxSession mailboxSession) {
    Preconditions.checkNotNull(mailboxSession);
    Preconditions.checkNotNull(mailboxSession.getUser());

    return fromRawValue(mailboxSession.getUser().asString());
}

From source file:gobblin.runtime.locks.JobLockFactory.java

/**
 * Gets an instance of {@link JobLock}./*  ww  w  . j a  v  a2s  .c o  m*/
 *
 * @param properties the properties used to determine which instance of {@link JobLock} to create and the
 *                   relevant settings
 * @param jobLockEventListener the {@link JobLock} event listener
 * @return an instance of {@link JobLock}
 * @throws JobLockException throw when the {@link JobLock} fails to initialize
 */
public static JobLock getJobLock(Properties properties, JobLockEventListener jobLockEventListener)
        throws JobLockException {
    Preconditions.checkNotNull(properties);
    Preconditions.checkNotNull(jobLockEventListener);
    JobLock jobLock;
    if (properties.containsKey(ConfigurationKeys.JOB_LOCK_TYPE)) {
        try {
            Class<?> jobLockClass = Class.forName(
                    properties.getProperty(ConfigurationKeys.JOB_LOCK_TYPE, FileBasedJobLock.class.getName()));
            jobLock = (JobLock) ConstructorUtils.invokeConstructor(jobLockClass, properties);
        } catch (ClassNotFoundException | InstantiationException | IllegalAccessException
                | NoSuchMethodException | InvocationTargetException e) {
            throw new JobLockException(e);
        }
    } else {
        jobLock = new FileBasedJobLock(properties);
    }
    if (jobLock instanceof ListenableJobLock) {
        ((ListenableJobLock) jobLock).setEventListener(jobLockEventListener);
    }
    return jobLock;
}

From source file:org.apache.phoenix.mapreduce.util.ColumnInfoToStringEncoderDecoder.java

public static void encode(Configuration configuration, List<ColumnInfo> columnInfos) {
    Preconditions.checkNotNull(configuration);
    Preconditions.checkNotNull(columnInfos);
    int count = 0;
    for (int i = 0; i < columnInfos.size(); ++i) {
        if (columnInfos.get(i) != null) {
            configuration.set(String.format("%s_%d", CONFIGURATION_VALUE_PREFIX, i),
                    columnInfos.get(i).toString());
            ++count;/*from   w ww. j  av  a  2  s . c  o  m*/
        }
    }
    configuration.setInt(CONFIGURATION_COUNT, count);
}

From source file:org.easy.ldap.importer.CvsRow.java

public static boolean validateHeader(String line) {
    if (line == null)
        return false;

    String[] tokens = line.split(",");
    Column[] column = Column.values();//  ww w. j  a va 2s. c om
    Preconditions.checkNotNull(tokens);
    Preconditions.checkArgument(tokens.length == column.length);

    for (int i = 0; i < tokens.length; i++) {
        if (!(tokens[i].trim().equals(column[i].toString()))) {
            return false;
        }
    }

    return true;
}

From source file:net.centro.rtb.monitoringcenter.infos.ServerInfo.java

public static ServerInfo create(String nameAndVersion, String servletVersion) {
    Preconditions.checkNotNull(nameAndVersion);
    Preconditions.checkNotNull(servletVersion);

    ServerInfo serverInfo = new ServerInfo();

    serverInfo.nameAndVersion = nameAndVersion;
    serverInfo.servletSpecVersion = servletVersion;

    return serverInfo;
}

From source file:fi.vm.sade.organisaatio.service.util.OrganisaatioToSolrInputDocumentUtil.java

public static SolrInputDocument apply(Organisaatio org) {
    Preconditions.checkNotNull(org);
    SolrInputDocument doc = new SolrInputDocument();
    add(doc, ALKUPVM, org.getAlkuPvm());
    add(doc, LAKKAUTUSPVM, org.getLakkautusPvm());
    add(doc, NIMIEN, org.getNimi().getString("en"));
    add(doc, NIMIFI, org.getNimi().getString("fi"));
    add(doc, NIMISV, org.getNimi().getString("sv"));

    // Listn organisaation nimihistoria hakuun
    addNimiHistoria(doc, NIMISEARCH, org.getNimet());

    // Haku mahdollista mys y-tunnuksella
    if (org.getYtunnus() != null) {
        add(doc, NIMISEARCH, org.getYtunnus());
    }/*from  w ww.  ja v a 2  s.  co m*/

    // Haku mahdollista mys oppilaitoskoodilla
    if (org.getOppilaitosKoodi() != null) {
        add(doc, NIMISEARCH, org.getOppilaitosKoodi());
    }

    add(doc, OID, org.getOid());
    add(doc, OPPILAITOSKOODI, org.getOppilaitosKoodi());
    add(doc, ALIORGANISAATIOIDEN_LKM, org.getChildCount(new Date()));
    for (String tyyppi : org.getTyypit()) {
        add(doc, ORGANISAATIOTYYPPI, tyyppi);
    }
    for (String kieli : org.getKielet()) {
        add(doc, KIELI, kieli);
    }
    add(doc, DOMAINNIMI, org.getDomainNimi());
    add(doc, OPPILAITOSTYYPPI, org.getOppilaitosTyyppi());

    final Organisaatio parent = org.getParent();
    add(doc, PARENTOID, parent != null ? parent.getOid() : null);
    add(doc, YTUNNUS, org.getYtunnus());
    add(doc, KUNTA, org.getKotipaikka());
    do {
        add(doc, PATH, org.getOid());
        org = org.getParent();
    } while (org != null);
    return doc;
}

From source file:com.facebook.buck.zip.ZipOutputStreams.java

/**
 * Create a new {@link CustomZipOutputStream} that outputs to the given {@code zipFile}. Note that
 * the parent directory of the {@code zipFile} must exist already. The returned stream will throw
 * an exception should duplicate entries be added.
 *
 * @param zipFile The file to write to./*  ww  w  .  java2 s.c o m*/
 */
public static CustomZipOutputStream newOutputStream(File zipFile) {
    Preconditions.checkNotNull(zipFile);
    try {
        return newOutputStream(new BufferedOutputStream(new FileOutputStream(zipFile)));
    } catch (FileNotFoundException e) {
        throw new RuntimeException(e);
    }
}