Example usage for java.util Arrays stream

List of usage examples for java.util Arrays stream

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Introduction

In this page you can find the example usage for java.util Arrays stream.

Prototype

public static DoubleStream stream(double[] array)

Source Link

Document

Returns a sequential DoubleStream with the specified array as its source.

Usage

From source file:io.mapzone.controller.vm.http.LoginProvision.java

@Override
public Status execute() throws Exception {
    checked.set(this);

    // check authToken
    AuthTokenValidator atv = new AuthTokenValidator(() -> projectUow(), request.get());
    if (atv.checkAuthToken()) {
        String clientHost = request.get().getRemoteHost();
        log.info("AuthToken: valid, for client: " + clientHost);
        registerUser(clientHost, response.get());
        // who we are? does arena need a user?
        return OK_STATUS;
    }/*  ww  w.  j  av  a 2  s . c om*/

    // cookie -> OK
    Optional<Cookie> cookie = Arrays.stream(request.get().getCookies())
            .filter(c -> c.getName().equals(COOKIE_NAME)).findAny();
    if (cookie.isPresent()) {
        String userId = loggedIn.get(cookie.get().getValue());
        if (userId != null) {
            return OK_STATUS;
        }
    }

    // check /dashboard login
    Optional<LoginCookie> loginCookie = LoginCookie.access(request.get(), response.get()).findAndUpdate();
    if (loginCookie.isPresent()) {
        registerUser((String) loginCookie.get().user.get().id(), response.get());
        return OK_STATUS;
    }

    // no cookie -> /login
    String requestUrl = Joiner.on("").skipNulls().join(request.get().getServletPath(),
            request.get().getPathInfo(), "?", request.get().getQueryString());
    String handlerId = LoginAppDesign.registerHandler(user -> {
        try {
            registerUser((String) user.id(), RWT.getResponse());
            UIUtils.exec("window.location=\"", requestUrl, "\";");
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    });
    // http://stackoverflow.com/questions/30844807/can-a-redirect-to-relative-path-be-sent-from-java-servlet-api
    // response.get().sendRedirect( "../../../login?id=" + handlerId );
    response.get().setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY);
    response.get().setHeader("Location", "../../../login?id=" + handlerId);
    throw new ProvisionRuntimeException();
}

From source file:com.github.ljtfreitas.restify.http.client.message.converter.json.JacksonMessageConverter.java

@Override
public void write(T body, HttpRequestMessage httpRequestMessage) throws RestifyHttpMessageWriteException {
    try {/*  w  ww.j ava2 s. c  om*/
        JsonEncoding encoding = Arrays.stream(JsonEncoding.values())
                .filter(e -> e.getJavaName().equals(httpRequestMessage.charset())).findFirst()
                .orElse(JsonEncoding.UTF8);

        JsonGenerator generator = objectMapper.getFactory().createGenerator(httpRequestMessage.output(),
                encoding);

        objectMapper.writeValue(generator, body);
        generator.flush();

    } catch (IOException e) {
        throw new RestifyHttpMessageWriteException(e);
    }

}

From source file:com.uber.hoodie.common.table.timeline.HoodieActiveTimeline.java

protected HoodieActiveTimeline(FileSystem fs, String metaPath, String[] includedExtensions) {
    // Filter all the filter in the metapath and include only the extensions passed and
    // convert them into HoodieInstant
    try {/*w  ww  . j ava2 s. c o  m*/
        this.instants = Arrays.stream(HoodieTableMetaClient.scanFiles(fs, new Path(metaPath), path -> {
            // Include only the meta files with extensions that needs to be included
            String extension = FSUtils.getFileExtension(path.getName());
            return Arrays.stream(includedExtensions).anyMatch(Predicate.isEqual(extension));
        })).sorted(Comparator.comparing(
                // Sort the meta-data by the instant time (first part of the file name)
                fileStatus -> FSUtils.getInstantTime(fileStatus.getPath().getName())))
                // create HoodieInstantMarkers from FileStatus, which extracts properties
                .map(HoodieInstant::new).collect(Collectors.toList());
        log.info("Loaded instants " + instants);
    } catch (IOException e) {
        throw new HoodieIOException("Failed to scan metadata", e);
    }
    this.fs = fs;
    this.metaPath = metaPath;
    // multiple casts will make this lambda serializable - http://docs.oracle.com/javase/specs/jls/se8/html/jls-15.html#jls-15.16
    this.details = (Function<HoodieInstant, Optional<byte[]>> & Serializable) this::getInstantDetails;
}

From source file:com.github.mavogel.ilias.utils.ConfigurationsUtils.java

/**
 * Creates the login configuration and uses defaults if necessary.
 *
 * @param propertyFilename the name of the property file
 * @return the {@link LoginConfiguration}
 *//*from   w w w  .j a  va2  s.  co m*/
public static LoginConfiguration createLoginConfiguration(final String propertyFilename) {
    Parameters params = new Parameters();
    FileBasedConfigurationBuilder<FileBasedConfiguration> builder = new FileBasedConfigurationBuilder<FileBasedConfiguration>(
            PropertiesConfiguration.class).configure(params.properties().setFileName(propertyFilename));
    LoginConfiguration.LOGIN_MODE loginMode = null;
    String endpoint, client, username, password, loginModeRaw = "";
    int maxFolderDepth;
    Level logLevel;

    try {
        Configuration config = builder.getConfiguration();
        loginModeRaw = config.getString("login.mode");
        loginMode = LoginConfiguration.LOGIN_MODE.valueOf(loginModeRaw);
        endpoint = config.getString("endpoint");
        client = config.getString("login.client");
        username = config.getString("login.username");
        password = config.getString("login.password");
        maxFolderDepth = config.getString("maxFolderDepth", String.valueOf(Defaults.MAX_FOLDER_DEPTH)).isEmpty()
                ? Defaults.MAX_FOLDER_DEPTH
                : Integer
                        .valueOf(config.getString("maxFolderDepth", String.valueOf(Defaults.MAX_FOLDER_DEPTH)));
        logLevel = Level.toLevel(config.getString("log.level", Defaults.LOG_LEVEL.toString()),
                Defaults.LOG_LEVEL);
        if (password == null || password.isEmpty()) {
            Console console = System.console();
            if (console != null) {
                password = String.valueOf(console.readPassword("Enter your password: "));
            } else {
                throw new Exception("Console is not available!");
            }
        }
    } catch (IllegalArgumentException iae) {
        throw new RuntimeException(String.format("Login mode '%s' is unknown. Use one of %s", loginModeRaw,
                Arrays.stream(LoginConfiguration.LOGIN_MODE.values()).map(lm -> lm.name())
                        .collect(Collectors.joining(", "))));
    } catch (ConversionException ce) {
        throw new RuntimeException("maxFolderDepth property is not an integer");
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }

    // == 1: set log level
    Logger.getRootLogger().setLevel(logLevel);

    // == 2: create login configuration
    switch (loginMode) {
    case STD:
        return LoginConfiguration.asStandardLogin(endpoint, client, username, password, maxFolderDepth);
    case LDAP:
        return LoginConfiguration.asLDAPLogin(endpoint, client, username, password, maxFolderDepth);
    case CAS:
        return LoginConfiguration.asCASLogin();
    default:
        // should not happen
        return null;
    }
}

From source file:eu.crydee.alignment.aligner.cr.VideoLecturesCR.java

@Override
public void initialize(UimaContext context) throws ResourceInitializationException {
    super.initialize(context);
    String[] dfxps = new File(dfxpDirpath).list(), teis = new File(teiDirpath).list();
    List<String> errs = new ArrayList<>();
    if (teis == null) {
        errs.add("The TEI directory path doesn't resolve to a directory.");
    } else if (dfxps == null) {
        errs.add("The DFXP directory path doesn't resolve to a directory.");
    }/*from  w w w .  j av  a2 s.c  o m*/
    if (!errs.isEmpty()) {
        logger.error(errs.stream().collect(Collectors.joining("\n")));
        throw new ResourceInitializationException();
    }
    Set<String> dfxpsSet = Sets.newHashSet(dfxps);
    ids = Arrays.stream(teis).map(s -> s.replace(".tei.xml", "")).filter(s -> dfxpsSet.contains(s + ".dfxp"))
            .iterator();
    currentIndex = 0;
}

From source file:uk.dsxt.voting.client.datamodel.QuestionWeb.java

public QuestionWeb(Question q) {
    this.id = q.getId();
    this.question = q.getQuestion();
    this.answers = Arrays.stream(q.getAnswers()).map(AnswerWeb::new).collect(Collectors.toList())
            .toArray(new AnswerWeb[q.getAnswers().length]);
    this.canSelectMultiple = q.isCanSelectMultiple();
    this.multiplicator = q.getMultiplicator();
}

From source file:com.gazbert.bxbot.rest.api.AbstractConfigControllerTest.java

@Autowired
void setConverters(HttpMessageConverter<?>[] converters) {
    this.mappingJackson2HttpMessageConverter = Arrays.stream(converters)
            .filter(converter -> converter instanceof MappingJackson2HttpMessageConverter).findAny().get();

    Assert.assertNotNull("The JSON message converter must not be null",
            this.mappingJackson2HttpMessageConverter);
}

From source file:Main.java

/**
 * Selects the list of array elements that satisfy the given filter.
 * If the filter is <code>null</code>, all the array elements are returned.
 *
 * @param array  The array to be filtered
 * @param filter The filter to be applied
 * @param <T>    The type of array elements
 * @return A list of elements satisfying the filter
 *//*w ww . ja  v  a2 s  .  c o  m*/
public static <T> List<T> where(T[] array, Predicate<T> filter) {
    List<T> result = null;
    if (array != null) {
        if (filter != null) {
            result = where(Arrays.stream(array), filter);
        } else {
            result = Arrays.asList(array);
        }
    }
    return result;
}

From source file:com.github.ljtfreitas.restify.spring.configure.RestifyConfigurationRegistrar.java

@SuppressWarnings("unchecked")
private Set<TypeFilter> filters(RestifyExcludeFilter[] filters) {
    Set<TypeFilter> typeFilters = new LinkedHashSet<>();

    Arrays.stream(filters).forEach(f -> {
        Arrays.stream(f.classes()).forEach(classType -> {
            switch (f.type()) {
            case ANNOTATION: {
                typeFilters.add(new AnnotationTypeFilter((Class<? extends Annotation>) classType));
                break;
            }/* ww  w. ja va2s .c  o  m*/
            case ASSIGNABLE_TYPE: {
                typeFilters.add(new AssignableTypeFilter(classType));
                break;
            }
            case CUSTOM: {
                typeFilters.add(Tryable.of(() -> (TypeFilter) classType.newInstance(),
                        () -> new IllegalArgumentException(
                                "Cannot construct your custom TypeFilter of type [" + classType + "]")));
            }
            default: {
                throw new IllegalArgumentException("Illegal @Filter use. "
                        + "Your configure [classes] attribute with filter type [" + f.type() + "]");
            }
            }
        });

        Arrays.stream(f.pattern()).forEach(pattern -> {
            switch (f.type()) {
            case REGEX: {
                typeFilters.add(new RegexPatternTypeFilter(Pattern.compile(pattern)));
            }
            case ASPECTJ: {
                typeFilters.add(new AspectJTypeFilter(pattern, resourceLoader.getClassLoader()));
            }
            default: {
                throw new IllegalArgumentException("Illegal @Filter use. "
                        + "Your configure [pattern] attribute with filter type [" + f.type() + "]");
            }
            }
        });
    });

    return typeFilters;
}

From source file:alfio.manager.system.MailjetMailer.java

@Override
public void send(Event event, String to, List<String> cc, String subject, String text, Optional<String> html,
        Attachment... attachment) {//from   w w  w . j a  va 2 s.c  om
    String apiKeyPublic = configurationManager.getRequiredValue(Configuration.from(event.getOrganizationId(),
            event.getId(), ConfigurationKeys.MAILJET_APIKEY_PUBLIC));
    String apiKeyPrivate = configurationManager.getRequiredValue(Configuration.from(event.getOrganizationId(),
            event.getId(), ConfigurationKeys.MAILJET_APIKEY_PRIVATE));

    String fromEmail = configurationManager.getRequiredValue(
            Configuration.from(event.getOrganizationId(), event.getId(), ConfigurationKeys.MAILJET_FROM));

    //https://dev.mailjet.com/guides/?shell#sending-with-attached-files
    Map<String, Object> mailPayload = new HashMap<>();

    List<Map<String, String>> recipients = new ArrayList<>();
    recipients.add(Collections.singletonMap("Email", to));
    if (cc != null && !cc.isEmpty()) {
        recipients.addAll(cc.stream().map(email -> Collections.singletonMap("Email", email))
                .collect(Collectors.toList()));
    }

    mailPayload.put("FromEmail", fromEmail);
    mailPayload.put("FromName", event.getDisplayName());
    mailPayload.put("Subject", subject);
    mailPayload.put("Text-part", text);
    html.ifPresent(h -> mailPayload.put("Html-part", h));
    mailPayload.put("Recipients", recipients);

    String replyTo = configurationManager.getStringConfigValue(
            Configuration.from(event.getOrganizationId(), event.getId(), ConfigurationKeys.MAIL_REPLY_TO), "");
    if (StringUtils.isNotBlank(replyTo)) {
        mailPayload.put("Headers", Collections.singletonMap("Reply-To", replyTo));
    }

    if (attachment != null && attachment.length > 0) {
        mailPayload.put("Attachments",
                Arrays.stream(attachment).map(MailjetMailer::fromAttachment).collect(Collectors.toList()));
    }

    RequestBody body = RequestBody.create(MediaType.parse("application/json"), Json.GSON.toJson(mailPayload));
    Request request = new Request.Builder().url("https://api.mailjet.com/v3/send")
            .header("Authorization", Credentials.basic(apiKeyPublic, apiKeyPrivate)).post(body).build();
    try (Response resp = client.newCall(request).execute()) {
        if (!resp.isSuccessful()) {
            log.warn("sending email was not successful:" + resp);
        }
    } catch (IOException e) {
        log.warn("error while sending email", e);
    }

}