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.javaeeeee.components.JpaAuthenticationProvider.java

@Override
public Authentication authenticate(Authentication authentication) throws AuthenticationException {
    Optional<User> optional = usersRepository.findByUsernameAndPassword(authentication.getName(),
            authentication.getCredentials().toString());
    if (optional.isPresent()) {
        return new UsernamePasswordAuthenticationToken(authentication.getPrincipal(),
                authentication.getCredentials(), authentication.getAuthorities());

    } else {/*from   w  ww  .  ja  v a  2s. c o  m*/
        throw new AuthenticationCredentialsNotFoundException("Wrong credentials.");
    }
}

From source file:org.homiefund.api.service.impl.InviteServiceImpl.java

@Override
@Transactional/*from w  w w  .j a v a 2 s. c  o m*/
public Long inviteRegistered(UserDTO user, String inviteToken) throws IllegalArgumentException {
    Optional<Invitation> optionalInvite = invitationDAO.getByHash(inviteToken);

    if (!optionalInvite.isPresent()) {
        throw new IllegalArgumentException("Attempting to accept wrong invitation.");
    } else {
        Invitation invite = optionalInvite.get();
        if (!invite.getValid()) {
            throw new IllegalArgumentException("Attempting to accept invite which is already invalid.");
        } else {
            if (!user.getEmail().equals(invite.getEmail())) {
                throw new AccessDeniedException("Your email is not matching email in invitation");
            } else {
                User userDB = userDAO.getById(user.getId());
                Home home = invite.getHome();
                home.getMembers().add(userDB);

                homeDAO.update(home);
                invite.setValid(false);

                invitationDAO.update(invite);
                applicationEventPublisher.publishEvent(new UserJoinsHome(this,
                        mapper.map(userDB, UserDTO.class), mapper.map(home, HomeDTO.class)));

                return home.getId();
            }
        }
    }
}

From source file:org.sonarqube.shell.commands.SonarSession.java

<T> Optional<T> get(String path, Class<T> clazz, Optional<Map<String, String>> params) {
    try {/*from  w  w  w.  jav  a 2s  . com*/
        WebTarget resource = rootContext.path(path);
        if (params.isPresent()) {
            for (Map.Entry<String, String> entry : params.get().entrySet()) {
                resource = resource.queryParam(entry.getKey(), entry.getValue());
            }
        }
        return Optional.of(resource.request(MediaType.APPLICATION_JSON_TYPE).get(clazz));
    } catch (ProcessingException | NotFoundException e) {
        LOGGER.error("Failed to get the resource {} and convert it to {}", path, clazz.getName());
    }
    return empty();
}

From source file:com.openshift.internal.restclient.model.image.ImageStreamImport.java

@Override
public String getImageJsonFor(String tag) {
    ModelNode images = get(STATUS_IMAGES);
    if (images.isDefined() && StringUtils.isNotBlank(tag)) {
        Optional<ModelNode> node = images.asList().stream().filter(n -> tag.equals(asString(n, TAG)))
                .findFirst();/*from   www  . j av a2  s.c  om*/
        if (node.isPresent()) {
            return node.get().toJSONString(true);
        }
    }
    return null;
}

From source file:com.uber.hoodie.utilities.sources.HiveIncrPullSource.java

@Override
public Pair<Optional<JavaRDD<GenericRecord>>, String> fetchNewData(Optional<String> lastCheckpointStr,
        long maxInputBytes) {
    try {//from   ww w  .  ja  v a  2 s.c  om
        // find the source commit to pull
        Optional<String> commitToPull = findCommitToPull(lastCheckpointStr);

        if (!commitToPull.isPresent()) {
            return new ImmutablePair<>(Optional.empty(),
                    lastCheckpointStr.isPresent() ? lastCheckpointStr.get() : "");
        }

        // read the files out.
        List<FileStatus> commitDeltaFiles = Arrays
                .asList(fs.listStatus(new Path(incrPullRootPath, commitToPull.get())));
        String pathStr = commitDeltaFiles.stream().map(f -> f.getPath().toString())
                .collect(Collectors.joining(","));
        String schemaStr = schemaProvider.getSourceSchema().toString();
        final AvroConvertor avroConvertor = new AvroConvertor(schemaStr);
        return new ImmutablePair<>(
                Optional.of(DFSSource.fromFiles(dataFormat, avroConvertor, pathStr, sparkContext)),
                String.valueOf(commitToPull.get()));
    } catch (IOException ioe) {
        throw new HoodieIOException("Unable to read from source from checkpoint: " + lastCheckpointStr, ioe);
    }
}

From source file:com.epam.ta.reportportal.ws.resolver.ActiveUserWebArgumentResolver.java

@Override
public Object resolveArgument(MethodParameter methodParameter, ModelAndViewContainer paramModelAndViewContainer,
        NativeWebRequest webRequest, WebDataBinderFactory paramWebDataBinderFactory) throws Exception {
    Authentication authentication = (Authentication) webRequest.getUserPrincipal();
    if (!authentication.getAuthorities().isEmpty()) {
        Optional<UserRole> userRole = UserRole
                .findByAuthority(authentication.getAuthorities().iterator().next().getAuthority());
        return userRole.isPresent() ? userRole.get() : WebArgumentResolver.UNRESOLVED;
    }/*from   w w  w.ja  v a  2 s .  c  om*/
    return WebArgumentResolver.UNRESOLVED;
}

From source file:io.kloudwork.controller.LoginController.java

public String postLogin(Request request, Response response) throws IOException, FileUploadException {
    boolean matched = false;

    Optional<User> userOptional = userRepository.findByUserName(request.queryParams("username"));

    if (userOptional.isPresent()) {
        String userPassword = userOptional.get().getPassword();
        matched = BCrypt.checkpw(request.queryParams("password"), userPassword);
    }//ww w  .  ja  v a 2s.  co m

    if (!matched) {
        throw Spark.halt(401);
    }

    User user = userOptional.get();

    final Session session = request.session();
    session.attribute("username", user.getUsername());
    session.attribute("csrf-token", generateCSRFToken(64));

    response.status(200);
    return "Logged in";
}

From source file:it.polimi.diceH2020.SPACE4CloudWS.core.DataProcessor.java

Pair<Optional<Double>, Long> simulateClass(@NonNull SolutionPerJob solPerJob) {
    Pair<Optional<Double>, Long> result = solverCache.evaluate(solPerJob);
    Optional<Double> optionalValue = result.getLeft();
    if (optionalValue.isPresent()) {
        String message = String.format(
                "%s-> A metric with %d VMs, %d Containers, and h = %d has been simulated: %f",
                solPerJob.getId(), solPerJob.getNumberVM(), solPerJob.getNumberContainers(),
                solPerJob.getNumberUsers(), optionalValue.get());
        logger.info(message);//from w w w.  j a  v a 2s .  c o m
    } else
        solverCache.invalidate(solPerJob);
    return result;
}

From source file:de.hybris.platform.chinesepspwechatpay.controllers.pages.WeChatPayController.java

@RequestMapping(value = "/pay/" + ORDER_CODE_PATH_VARIABLE_PATTERN)
public String process(@PathVariable final String orderCode,
        @RequestParam(value = "code", required = false) final String code, final HttpServletRequest request,
        final HttpServletResponse response, final Model model) throws CMSItemNotFoundException {
    try {/* w  w w.ja  va  2 s. co m*/
        if (StringUtils.isEmpty(code)) {
            new UserCodeRequestProcessor(weChatPayConfiguration, request, response).process();
            return null;
        }

        final Optional<OrderModel> optional = weChatPayOrderService.getOrderByCode(orderCode);
        if (!optional.isPresent()) {
            throw new WeChatPayException("Can't find order for code:" + orderCode);
        }

        final String openId = new OpenIdRequestProcessor(weChatPayConfiguration, weChatPayHttpClient, code)
                .process();
        final String baseUrl = siteBaseUrlResolutionService
                .getWebsiteUrlForSite(baseSiteService.getCurrentBaseSite(), true, "");
        final String prepayId = new UnifiedOrderRequestProcessor(weChatPayConfiguration, weChatPayHttpClient,
                openId, optional.get(), request.getRemoteAddr(), baseUrl).process();
        request.setAttribute("paymentData",
                new StartPaymentRequestProcessor(weChatPayConfiguration, prepayId).process());
        request.setAttribute("orderCode", orderCode);
        model.addAttribute("weChatPayTimeout", timeout);

        storeCmsPageInModel(model, getContentPageForLabelOrId(MULTI_CHECKOUT_SUMMARY_CMS_PAGE_LABEL));
        setUpMetaDataForContentPage(model, getContentPageForLabelOrId(MULTI_CHECKOUT_SUMMARY_CMS_PAGE_LABEL));

        return ControllerConstants.Views.Pages.Checkout.WeChatPayPage;
    } catch (final WeChatPayException e) {
        return REDIRECT_PREFIX + "/checkout/multi/summary/checkPaymentResult/" + orderCode;
    }
}

From source file:io.gravitee.gateway.env.GatewayConfigurationTest.java

@Test
public void shouldReturnEmptyTenant() {
    gatewayConfiguration.afterPropertiesSet();

    Optional<String> tenant = gatewayConfiguration.tenant();
    Assert.assertFalse(tenant.isPresent());
}