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.maritimecloud.identityregistry.model.database.Role.java

/** Copies this user into the other */
public Role copyTo(Role role) {
    Objects.requireNonNull(role);
    role.setId(id);//  w w  w.ja v a 2 s .c  om
    role.setIdOrganization(idOrganization);
    role.setPermission(permission);
    role.setRoleName(roleName);
    return role;
}

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

public void setNotification(Notification notification) {

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

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

public void setSubscription(Subscription subscription) {

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

From source file:net.sf.jabref.logic.fulltext.DoiResolution.java

@Override
public Optional<URL> findFullText(BibEntry entry) throws IOException {
    Objects.requireNonNull(entry);
    Optional<URL> pdfLink = Optional.empty();

    Optional<DOI> doi = entry.getFieldOptional(FieldName.DOI).flatMap(DOI::build);

    if (doi.isPresent()) {
        String sciLink = doi.get().getURIAsASCIIString();

        // follow all redirects and scan for a single pdf link
        if (!sciLink.isEmpty()) {
            try {
                Connection connection = Jsoup.connect(sciLink);
                connection.followRedirects(true);
                connection.ignoreHttpErrors(true);
                // some publishers are quite slow (default is 3s)
                connection.timeout(5000);

                Document html = connection.get();
                // scan for PDF
                Elements elements = html.body().select("[href]");
                List<Optional<URL>> links = new ArrayList<>();

                for (Element element : elements) {
                    String href = element.attr("abs:href");
                    // Only check if pdf is included in the link
                    // See https://github.com/lehner/LocalCopy for scrape ideas
                    if (href.contains("pdf") && MimeTypeDetector.isPdfContentType(href)) {
                        links.add(Optional.of(new URL(href)));
                    }/*from   w w  w . j  av  a2 s .co m*/
                }
                // return if only one link was found (high accuracy)
                if (links.size() == 1) {
                    LOGGER.info("Fulltext PDF found @ " + sciLink);
                    pdfLink = links.get(0);
                }
            } catch (IOException e) {
                LOGGER.warn("DoiResolution fetcher failed: ", e);
            }
        }
    }
    return pdfLink;
}

From source file:net.sf.jabref.logic.fetcher.DoiResolution.java

@Override
public Optional<URL> findFullText(BibEntry entry) throws IOException {
    Objects.requireNonNull(entry);
    Optional<URL> pdfLink = Optional.empty();

    Optional<DOI> doi = DOI.build(entry.getField("doi"));

    if (doi.isPresent()) {
        String sciLink = doi.get().getURLAsASCIIString();

        // follow all redirects and scan for a single pdf link
        if (!sciLink.isEmpty()) {
            try {
                Connection connection = Jsoup.connect(sciLink);
                connection.followRedirects(true);
                connection.ignoreHttpErrors(true);
                // some publishers are quite slow (default is 3s)
                connection.timeout(5000);

                Document html = connection.get();
                // scan for PDF
                Elements elements = html.body().select("[href]");
                List<Optional<URL>> links = new ArrayList<>();

                for (Element element : elements) {
                    String href = element.attr("abs:href");
                    // Only check if pdf is included in the link
                    // See https://github.com/lehner/LocalCopy for scrape ideas
                    if (href.contains("pdf") && MimeTypeDetector.isPdfContentType(href)) {
                        links.add(Optional.of(new URL(href)));
                    }//from w  w w.j a  v a2  s  . c  o m
                }
                // return if only one link was found (high accuracy)
                if (links.size() == 1) {
                    LOGGER.info("Fulltext PDF found @ " + sciLink);
                    pdfLink = links.get(0);
                }
            } catch (IOException e) {
                LOGGER.warn("DoiResolution fetcher failed: ", e);
            }
        }
    }
    return pdfLink;
}

From source file:com.bodybuilding.argos.discovery.ClusterRegistry.java

@Autowired
public ClusterRegistry(ClusterDiscovery clusterDiscovery, HystrixClusterMonitorFactory clusterMonitorFactory) {
    Objects.requireNonNull(clusterDiscovery);
    Objects.requireNonNull(clusterMonitorFactory);
    this.clusterDiscovery = clusterDiscovery;
    this.clusterMonitorFactory = clusterMonitorFactory;

    // inspired by com.netflix.turbine.Turbine
    // https://github.com/Netflix/Turbine/commit/10cd853c912442d5d62278cc98c0fac2f33b65b9#diff-6b51f2ba8d8fc42a4e669d2f34205684R105
    Observable<Cluster> clusters = clusterDiscovery.getClusters().share();

    Observable<Cluster> clusterAdds = clusters.filter(Cluster::isActive);

    Observable<Cluster> clusterRemoves = clusters.filter(c -> !c.isActive());

    Observable<Observable<HystrixClusterMetrics>> clusterObservables = clusterAdds.map(c -> {
        if (monitoredClusters.get(c.getName()) != null) {
            return monitoredClusters.get(c.getName()).observe();
        } else {//ww  w .  ja  va 2  s.c o m
            HystrixClusterMonitor monitor = clusterMonitorFactory.createMonitor(c.getName(), c.getUrl());
            monitoredClusters.put(c.getName(), monitor);
            LOG.info("Started monitoring {} | {}", c.getName(), c.getUrl());
            return monitor.observe().takeUntil(clusterRemoves.filter(c2 -> {
                if (c2.getName().equals(c.getName())) {
                    LOG.info("Stopping monitoring for {} ", c.getName());
                    return true;
                } else {
                    return false;
                }
            }));
        }
    });

    mergedMetrics = Observable.mergeDelayError(clusterObservables.retry()).share();
}

From source file:fr.landel.utils.io.FileSystemUtils.java

/**
 * Replace all special characters in filename by the replacement string. If
 * replacement is null, the replacement becomes an empty String.
 * //from  ww  w .j  a va 2 s  .  co  m
 * @param filename
 *            The input filename
 * @param replacement
 *            The replacement string
 * @return The filename processed
 * @throws NullPointerException
 *             if filename is {@code null}
 */
public static String replaceSpecialCharacters(final String filename, final String replacement) {
    Objects.requireNonNull(filename);
    if (replacement != null) {
        return PATTERN_SPECIAL_CHARACTERS.matcher(filename).replaceAll(replacement);
    }
    return PATTERN_SPECIAL_CHARACTERS.matcher(filename).replaceAll("");
}

From source file:net.sf.jabref.gui.worker.VersionWorker.java

public VersionWorker(JabRefFrame mainFrame, boolean manualExecution, Version installedVersion,
        Version toBeIgnored) {//from  w  w  w  . j  a  v  a 2s. c  om
    this.mainFrame = Objects.requireNonNull(mainFrame);
    this.manualExecution = manualExecution;
    this.installedVersion = Objects.requireNonNull(installedVersion);
    this.toBeIgnored = Objects.requireNonNull(toBeIgnored);
}

From source file:org.eclipse.hono.example.AbstractExampleClient.java

@Autowired
public final void setHonoClient(final HonoClient client) {
    this.client = Objects.requireNonNull(client);
}

From source file:io.lavagna.service.importexport.FileUpload.java

@Override
void process(EventFull e, Event event, Date time, User user, ImportContext context, Path tempFile) {
    try {/*from ww  w  . j  ava 2s .c o  m*/
        Path p = Objects.requireNonNull(Read.readFile("files/" + e.getContent(), tempFile));
        CardDataUploadContentInfo fileData = Read.readObject("files/" + e.getContent() + ".json", tempFile,
                new TypeToken<CardDataUploadContentInfo>() {
                });
        ImmutablePair<Boolean, CardData> res = cardDataService.createFile(event.getValueString(),
                e.getContent(), fileData.getSize(), cardId(e), Files.newInputStream(p),
                fileData.getContentType(), user, time);
        if (res.getLeft()) {
            context.getFileId().put(event.getDataId(), res.getRight().getId());
        }
        Files.delete(p);
    } catch (IOException ioe) {
        throw new IllegalStateException("error while handling event FILE_UPLOAD for event: " + e, ioe);
    }
}