Example usage for java.util Optional isPresent

Introduction

In this page you can find the example usage for java.util Optional isPresent.

Prototype

public boolean isPresent() 

Source Link

Document

If a value is present, returns true , otherwise false .

Usage

From source file:com.github.blindpirate.gogradle.task.go.test.PlainGoTestResultExtractor.java

private List<Pair<Integer, String>> extractStartIndiceAndTestMethodNames(List<String> stdout) {
    List<Pair<Integer, String>> ret = new ArrayList<>();

    for (int i = 0; i < stdout.size(); ++i) {
        Optional<String> testName = getRootTestNameFromLine(stdout.get(i));
        if (testName.isPresent()) {
            ret.add(Pair.of(i, testName.get()));
        }//from   w  w  w. j  a va2 s.c  o  m
    }
    return ret;
}

---

From source file:io.fabric8.vertx.maven.plugin.mojos.InitializeMojo.java

private void copyJSDependencies(Set<Artifact> dependencies) throws MojoExecutionException {
    for (Artifact artifact : dependencies) {
        if (artifact.getType().equalsIgnoreCase("js")) {
            Optional<File> file = getArtifactFile(artifact);
            if (file.isPresent()) {
                try {
                    if (stripJavaScriptDependencyVersion) {
                        String name = artifact.getArtifactId();
                        if (artifact.getClassifier() != null) {
                            name += "-" + artifact.getClassifier();
                        }/*  w ww.  j av  a2  s .c  om*/
                        name += ".js";
                        File output = new File(createWebRootDirIfNeeded(), name);
                        FileUtils.copyFile(file.get(), output);
                    } else {
                        FileUtils.copyFileToDirectory(file.get(), createWebRootDirIfNeeded());
                    }
                } catch (IOException e) {
                    throw new MojoExecutionException("Unable to copy '" + artifact.toString() + "'", e);
                }
            } else {
                getLog().warn(
                        "Skipped the copy of '" + artifact.toString() + "' - The artifact file does not exist");
            }
        }
    }
}

---

From source file:com.minitwit.web.AuthenticationController.java

/**
 * Process the Registration page.// w w  w. j  a v  a 2s  .  co m
 * 
 * @param user
 *   The {@link User} object bound to the registration form fields.
 * @param request
 *   The HTTP POST request.
 * 
 * @return
 *   The View (with Model) to render in response.
 */
@RequestMapping(value = "/register", method = POST)
public ModelAndView registrationSubmit(@ModelAttribute("user") final User user, final WebRequest request) {
    Optional<String> error = user.validate();
    if (!error.isPresent()) {
        Optional<User> userExists = twitSvc.getUserbyUsername(user.getUsername());
        if (!userExists.isPresent()) {
            twitSvc.registerUser(user);
            return new ModelAndView(new RedirectView("/"));
        }
        error = Optional.of("The username is already taken.");
    }
    final ModelAndView nav = new ModelAndView("register");
    nav.addObject("user", user);
    nav.addObject("error", error.get());
    return nav;
}

---

From source file:com.netflix.spinnaker.clouddriver.kubernetes.v2.caching.view.provider.KubernetesV2ManifestProvider.java

@Override
public KubernetesV2Manifest getManifest(String account, String location, String name) {
    Pair<KubernetesKind, String> parsedName;
    try {//  w  w w.jav a 2  s  . com
        parsedName = KubernetesManifest.fromFullResourceName(name);
    } catch (Exception e) {
        return null;
    }

    KubernetesKind kind = parsedName.getLeft();
    String key = Keys.infrastructure(kind, account, location, parsedName.getRight());

    Optional<CacheData> dataOptional = cacheUtils.getSingleEntry(kind.toString(), key);
    if (!dataOptional.isPresent()) {
        return null;
    }

    CacheData data = dataOptional.get();
    KubernetesResourceProperties properties = registry.get(account, kind);
    if (properties == null) {
        return null;
    }

    Function<KubernetesManifest, String> lastEventTimestamp = (
            m) -> (String) m.getOrDefault("lastTimestamp", m.getOrDefault("firstTimestamp", "n/a"));

    List<KubernetesManifest> events = cacheUtils
            .getTransitiveRelationship(kind.toString(), Collections.singletonList(key),
                    KubernetesKind.EVENT.toString())
            .stream().map(KubernetesCacheDataConverter::getManifest)
            .sorted(Comparator.comparing(lastEventTimestamp)).collect(Collectors.toList());

    KubernetesHandler handler = properties.getHandler();

    KubernetesManifest manifest = KubernetesCacheDataConverter.getManifest(data);
    Moniker moniker = KubernetesCacheDataConverter.getMoniker(data);

    return new KubernetesV2Manifest().builder().account(account).location(location).manifest(manifest)
            .moniker(moniker).status(handler.status(manifest)).artifacts(handler.listArtifacts(manifest))
            .events(events).build();
}

---

From source file:net.pkhsolutions.pecsapp.boundary.PictureServiceBean.java

@Override
public @NotNull Optional<InputStream> downloadPictureForLayout(@NotNull PictureDescriptor descriptor,
        @NotNull PageLayout layout) {/*  w  w w  .  ja  va2  s. c om*/
    LOGGER.debug("Downloading picture for descriptor {} and layout {}", descriptor, layout);
    try {
        Optional<BufferedImage> image = scalingPictureFileStorage.loadForLayout(descriptor, layout);
        if (image.isPresent()) {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            ImageIO.write(image.get(), descriptor.getMimeType().getSubtype(), baos);
            return Optional.of(new ByteArrayInputStream(baos.toByteArray()));
        } else {
            return Optional.empty();
        }
    } catch (IOException ex) {
        LOGGER.error("Error downloading picture", ex);
        throw new DownloadPictureException("Could not download picture", ex);
    }
}

---

From source file:com.adobe.ags.curly.controller.ActionGroupRunner.java

private Optional<Exception> withClient(Function<CloseableHttpClient, Optional<Exception>> process) {
    if (client == null) {
        client = clientSupplier.apply(false);
    }/*from   w  ww . j a  va  2s  .  co  m*/
    Optional<Exception> ex = process.apply(client);
    if (ex.isPresent() && ex.get() instanceof IllegalStateException) {
        System.err.println("Error in HTTP request - RETRYING: " + ex.get().getMessage());
        ex.get().printStackTrace();
        client = clientSupplier.apply(true);
        ex = process.apply(client);
    }
    if (ex.isPresent()) {
        System.err.println("Error in HTTP request, abandoning client: " + ex.get().getMessage());
        ex.get().printStackTrace();
        client = null;
    }
    return ex;
}

---

From source file:ch.fihlon.moodini.business.token.control.TokenService.java

public Optional<String> authorize(@NotNull final String email, @NotNull final String challengeValue) {
    Optional<String> token = Optional.empty();

    final Optional<User> user = userService.readByEmail(email);
    if (user.isPresent()) {
        final Challenge cachedChallenge = challengeCache.getIfPresent(email);
        if (cachedChallenge != null) {
            if (challengeValue.equals(cachedChallenge.getChallenge())
                    && cachedChallenge.getTries() < MAXIMAL_WRONG_CHALENGE_TRIES) {
                token = Optional.of(generateToken(user.get()));
                challengeCache.invalidate(email);
            } else {
                cachedChallenge.increaseTries();
            }//from w  ww . j av a 2 s .c om
        }
    }

    return token;
}

---

From source file:org.ameba.aop.ServiceLayerAspect.java

/**
 * Called after an exception is thrown by classes of the service layer. <p> Set log level to ERROR to log the root cause. </p>
 *
 * @param ex The root exception that is thrown
 * @return Returns the exception to be thrown
 *///from  w w w .  j a  v  a 2  s.  c o  m
public Exception translateException(Exception ex) {
    if (ex instanceof BusinessRuntimeException) {
        BusinessRuntimeException bre = (BusinessRuntimeException) ex;
        MDC.put(LoggingCategories.MSGKEY, bre.getMsgKey());
        if (bre.getData() != null) {
            MDC.put(LoggingCategories.MSGDATA,
                    String.join(",", Stream.of(bre.getData()).map(Object::toString).toArray(String[]::new)));
        }
        // cleanup of context is done in SLF4JMappedDiagnosticContextFilter
        return bre;
    }

    Optional<Exception> handledException = doTranslateException(ex);
    if (handledException.isPresent()) {
        return handledException.get();
    }
    if (ex instanceof ServiceLayerException) {
        return ex;
    }
    return withRootCause ? new ServiceLayerException(ex.getMessage(), ex)
            : new ServiceLayerException(ex.getMessage());
}

---

From source file:be.neutrinet.ispng.VPN.java

@Override
public void init(DaemonContext dc) throws Exception {
    Logger root = Logger.getRootLogger();
    root.setLevel(Level.INFO);/*from   ww w.  j a v a  2 s . com*/
    root.addAppender(new ConsoleAppender(LAYOUT));

    cfg = new Properties();
    cfg.load(new FileInputStream("config.properties"));

    root.addAppender(
            new DailyRollingFileAppender(LAYOUT, cfg.getProperty("log.file", "ispng.log"), "'.'yyyy-MM-dd"));

    Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
        @Override
        public void uncaughtException(Thread t, Throwable e) {
            Logger.getLogger(getClass()).error("Unhandled exception", e);
        }
    });

    Zookeeper.boot(cfg.getProperty("zookeeper.connectionString"));
    Config.get().boot();
    generator = new Generator();

    Config.get().getAndWatch("log/level", "INFO", level -> root.setLevel(Level.toLevel(level)));

    Optional<String> dbUser = Config.get("db/user");
    if (!dbUser.isPresent()) {
        cs = new JdbcConnectionSource(Config.get("db/uri").get());
    } else {
        if (cfg.get("db.uri").toString().contains("mariadb")) {
            cs = new JdbcConnectionSource(cfg.getProperty("db.uri"), cfg.getProperty("db.user"),
                    cfg.getProperty("db.password"), new MariaDBType());
        } else if (cfg.get("db.uri").toString().contains("mysql")) {
            cs = new JdbcConnectionSource(cfg.getProperty("db.uri"), cfg.getProperty("db.user"),
                    cfg.getProperty("db.password"), new MySQLDBType());
        } else {
            cs = new JdbcConnectionSource(cfg.getProperty("db.uri"), cfg.getProperty("db.user"),
                    cfg.getProperty("db.password"));
        }
    }
}

---

From source file:com.linksinnovation.elearning.controller.api.QuizController.java

@RequestMapping(value = "/score/{courseId}", method = RequestMethod.GET)
public QuizScore getScore(@PathVariable("courseId") Long courseId, @AuthenticationPrincipal String username) {
    UserDetails userDetails = userDetailsRepository.findOne(username);
    Course course = courseRepositroy.findOne(courseId);
    Optional<QuizScore> quizscore = quizScoreRepository.findByUserAndCourse(userDetails, course);
    if (quizscore.isPresent()) {
        return quizscore.get();
    } else {/*from w  w w.  j  a va  2s  .  c om*/
        return null;
    }
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• 43
• 44
• 45
• 46
• 47
• 48
• 49
• 50
• »