Example usage for java.util Optional orElse

Introduction

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

Prototype

public T orElse(T other) 

Source Link

Document

If a value is present, returns the value, otherwise returns other .

Usage

From source file:com.openlattice.authentication.Auth0AuthenticationConfiguration.java

@JsonCreator
public Auth0AuthenticationConfiguration(@JsonProperty(ISSUER_FIELD) String issuer,
        @JsonProperty(AUDIENCE_FIELD) String audience, @JsonProperty(SECRET_FIELD) String secret,
        @JsonProperty(BASE64_ENCODED_SECRET_FIELD) Optional<Boolean> base64EncodedSecret,
        @JsonProperty(SIGNING_ALGORITHM_FIELD) String signingAlgorithm) {
    Preconditions.checkArgument(StringUtils.isNotBlank(issuer));
    Preconditions.checkArgument(StringUtils.isNotBlank(audience));
    Preconditions.checkArgument(StringUtils.isNotBlank(secret));
    this.issuer = issuer;
    this.audience = audience;
    this.secret = secret;
    this.base64EncodedSecret = base64EncodedSecret.orElse(false);
    this.signingAlgorithm = signingAlgorithm;
}

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From source file:io.klerch.alexa.state.handler.AWSS3StateHandler.java

/**
 * {@inheritDoc}/*from w  w  w  .j av a2  s  . c  o  m*/
 */
@Override
public <TModel extends AlexaStateModel> Optional<TModel> readModel(final Class<TModel> modelClass,
        final String id) throws AlexaStateException {
    // if there is nothing for this model in the session ...
    final Optional<TModel> modelSession = super.readModel(modelClass, id);
    // create new model with given id. for now we assume a model exists for this id. we find out by
    // reading file from the bucket in the following lines. only if this is true model will be written back to session
    final TModel model = modelSession.orElse(createModel(modelClass, id));
    // we need to remember if there will be something from S3 to be written to the model
    // in order to write those values back to the session at the end of this method
    Boolean modelChanged = false;
    // and if there are user-scoped fields ...
    if (model.hasUserScopedField() && fromS3FileContentsToModel(model, id, AlexaScope.USER)) {
        modelChanged = true;
    }
    // and if there are app-scoped fields ...
    if (model.hasApplicationScopedField() && fromS3FileContentsToModel(model, id, AlexaScope.APPLICATION)) {
        modelChanged = true;
    }
    // so if model changed from within something out of S3 we want this to be in the speechlet as well
    // this gives you access to user- and app-scoped attributes throughout a session without reading from S3 over and over again
    if (modelChanged) {
        super.writeModel(model);
        return Optional.of(model);
    } else {
        // if there was nothing received from S3 and there is nothing to return from session
        // then its not worth return the model. better indicate this model does not exist
        return modelSession.isPresent() ? Optional.of(model) : Optional.empty();
    }
}

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From source file:com.ikanow.aleph2.enrichment.utils.services.JsScriptEngineService.java

@Override
public void onObjectBatch(Stream<Tuple2<Long, IBatchRecord>> batch, Optional<Integer> batch_size,
        Optional<JsonNode> grouping_key) {
    try {//from w w w.  ja  v  a  2  s. c  o  m
        final Supplier<Object> get_batch = () -> batch;
        final Supplier<Object> get_batch_record = () -> batch.map(x -> x._2().getJson());

        ((Invocable) _engine.get()).invokeFunction("aleph2_global_handle_batch", get_batch, get_batch_record,
                batch_size.orElse(null), grouping_key.orElse(null));
    } catch (Throwable e) {
        _logger.error(ErrorUtils.getLongForm("onObjectBatch: {0}", e));

        final Level level = Lambdas.get(() -> {
            if (_mutable_first_error.isSet()) {
                return Level.DEBUG;
            } else {
                _mutable_first_error.set(false);
                return Level.ERROR;
            }
        });
        _bucket_logger.optional()
                .ifPresent(l -> l.log(level, ErrorUtils.lazyBuildMessage(false,
                        () -> this.getClass().getSimpleName() + "."
                                + Optional.ofNullable(_control.get().name()).orElse("no_name"),
                        () -> Optional.ofNullable(_control.get().name()).orElse("no_name") + ".onObjectBatch",
                        () -> null,
                        () -> ErrorUtils.get("Error on batch in job {0}: {1} (first_seen={2})",
                                Optional.ofNullable(_control.get().name()).orElse("(no name)"), e.getMessage(),
                                (level == Level.ERROR)),
                        () -> ImmutableMap.<String, Object>of("full_error",
                                ErrorUtils.getLongForm("{0}", e)))));

        if (_config.get().exit_on_error()) {
            throw new RuntimeException(e);
        }
    }
}

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From source file:com.github.larsq.spring.embeddedamqp.SimpleAmqpMessageContainer.java

public QueueInfo queueDeclare(Queue queue) {
    Optional<Queue> reference = queue(queue.getName());
    consumers.computeIfAbsent(reference.orElse(queue), __ -> new ArrayList<>());

    ConsumerSubscription defaultSubscription = new ConsumerSubscription(null,
            String.join(".", SYSTEM, queue.getName()), new QueueingConsumer(100, true));

    consumers.get(reference.orElse(queue)).add(defaultSubscription);

    return new QueueInfo(this, queue.getName());
}

---

From source file:org.apache.nifi.schemaregistry.hortonworks.HortonworksSchemaRegistry.java

private String createErrorMessage(final String baseMessage, final Optional<String> schemaName,
        final Optional<String> branchName, final OptionalInt version) {
    final StringBuilder builder = new StringBuilder(baseMessage).append(" with name '")
            .append(schemaName.orElse("null")).append("'");

    if (branchName.isPresent()) {
        builder.append(" and branch '").append(branchName.get()).append("'");
    }//from   w  w  w . j a v  a  2 s.c  o  m

    if (version.isPresent()) {
        builder.append(" and version '").append(version.getAsInt()).append("'");
    }

    return builder.toString();
}

---

From source file:com.google.cloud.tools.intellij.appengine.cloud.flexible.AppEngineFlexibleDeploymentEditor.java

private void updateServiceName() {
    Optional<String> service = APP_ENGINE_PROJECT_SERVICE.getServiceNameFromAppYaml(getAppYamlPath());
    serviceLabel.setText(service.orElse(DEFAULT_SERVICE));
}

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From source file:controllers.config.Config.java

/**
 * Overlays the hostclass configuration.
 *
 * @param rawHostclass the hostclass//from   w ww. j a  v  a  2s . c  o m
 * @return a hostclass configuration yaml response
 */
public F.Promise<Result> hostclass(final String rawHostclass) {
    final String rollerHostclass = Iterables
            .get(Splitter.on("-").trimResults().limit(2).omitEmptyStrings().split(rawHostclass), 0);
    final List<String> splitHostclass = Splitter.on("::").trimResults().limit(2).omitEmptyStrings()
            .splitToList(rawHostclass);
    final Optional<String> artemisHostclass = Optional.ofNullable(Iterables.get(splitHostclass, 1, null));
    final Optional<String> rollerVersionedHostclass = Optional
            .ofNullable(Iterables.get(splitHostclass, 0, null));
    LOGGER.info(String.format("Request for hostclass; rollerHostclass=%s, artemisHostclass=%s", rollerHostclass,
            artemisHostclass.orElse("[null]")));
    return _configClient.getHostclassData(rollerVersionedHostclass.get()).map(hostclassOutput -> {
        if (artemisHostclass.isPresent()) {
            final Hostclass hostclass = Hostclass.getByName(artemisHostclass.get());
            if (hostclass == null) {
                return notFound();
            }

            overlayHostclass(hostclassOutput, hostclass);
        }
        return ok(YAML_MAPPER.writeValueAsString(hostclassOutput));
    });
}

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From source file:com.spankingrpgs.scarletmoon.characters.CrimsonGameCharacter.java

private void modifyRisque() {
    Optional<Equipment> underwear = getEquipment(CrimsonGlowEquipSlotNames.UNDERWEAR.name());
    Optional<Equipment> lowerClothing = getEquipment(CrimsonGlowEquipSlotNames.LOWER.name());
    int risque = getEquipment().stream()
            .filter(equipment -> !lowerClothing.isPresent() || !equipment.equals(underwear.orElse(null)))
            .mapToInt(Equipment::getRisque).sum();
    setStatistic(SecondaryStatisticName.RISQUE.name(), risque);
}

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From source file:alfio.controller.api.ReservationApiController.java

@RequestMapping(value = "/event/{eventName}/ticket/{ticketIdentifier}/assign", method = RequestMethod.POST, headers = "X-Requested-With=XMLHttpRequest")
public Map<String, Object> assignTicketToPerson(@PathVariable("eventName") String eventName,
        @PathVariable("ticketIdentifier") String ticketIdentifier,
        @RequestParam(value = "single-ticket", required = false, defaultValue = "false") boolean singleTicket,
        UpdateTicketOwnerForm updateTicketOwner, BindingResult bindingResult, HttpServletRequest request,
        Model model, Authentication authentication) throws Exception {

    Optional<UserDetails> userDetails = Optional.ofNullable(authentication).map(Authentication::getPrincipal)
            .filter(UserDetails.class::isInstance).map(UserDetails.class::cast);

    Optional<Triple<ValidationResult, Event, Ticket>> assignmentResult = ticketHelper.assignTicket(eventName,
            ticketIdentifier, updateTicketOwner, Optional.of(bindingResult), request, t -> {
                Locale requestLocale = RequestContextUtils.getLocale(request);
                model.addAttribute("ticketFieldConfiguration",
                        ticketHelper.findTicketFieldConfigurationAndValue(t.getMiddle().getId(), t.getRight(),
                                requestLocale));
                model.addAttribute("value", t.getRight());
                model.addAttribute("validationResult", t.getLeft());
                model.addAttribute("countries", TicketHelper.getLocalizedCountries(requestLocale));
                model.addAttribute("event", t.getMiddle());
                model.addAttribute("useFirstAndLastName", t.getMiddle().mustUseFirstAndLastName());
                model.addAttribute("availableLanguages", i18nManager.getEventLanguages(eventName).stream()
                        .map(ContentLanguage.toLanguage(requestLocale)).collect(Collectors.toList()));
                String uuid = t.getRight().getUuid();
                model.addAttribute("urlSuffix", singleTicket ? "ticket/" + uuid + "/view" : uuid);
                model.addAttribute("elementNamePrefix", "");
            }, userDetails);//from  w  w w .  j a  v  a 2 s  . c  o m
    Map<String, Object> result = new HashMap<>();

    Optional<ValidationResult> validationResult = assignmentResult.map(Triple::getLeft);
    if (validationResult.isPresent() && validationResult.get().isSuccess()) {
        result.put("partial",
                templateManager.renderServletContextResource("/WEB-INF/templates/event/assign-ticket-result.ms",
                        model.asMap(), request, TemplateManager.TemplateOutput.HTML));
    }
    result.put("validationResult", validationResult.orElse(
            ValidationResult.failed(new ValidationResult.ErrorDescriptor("fullName", "error.fullname"))));
    return result;
}

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From source file:uk.nhs.fhir.render.NewMain.java

public NewMain(Path inputDirectory, Path outPath, Optional<String> newBaseURL,
        Optional<Set<String>> permittedMissingExtensionPrefixes, AbstractRendererEventHandler errorHandler,
        Optional<Set<String>> localQdomains) {
    this.rendererFileLocator = new DefaultRendererFileLocator(inputDirectory,
            makeRenderedArtefactTempDirectory(), outPath);
    this.newBaseURL = newBaseURL;
    this.permittedMissingExtensionPrefixes = permittedMissingExtensionPrefixes.orElse(Sets.newHashSet());
    this.eventHandler = errorHandler;
    this.localQdomains = localQdomains.map(qdomains -> (Set<String>) ImmutableSet.copyOf(qdomains));
}

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