Example usage for java.util.function Supplier get

Introduction

In this page you can find the example usage for java.util.function Supplier get.

Prototype

T get();

Source Link

Document

Gets a result.

Usage

From source file:com.thoughtworks.go.server.service.EntityHashingService.java

private String getFromCache(String cacheKey, Supplier<String> fingerprintSupplier) {
    String cachedMD5 = getFromCache(cacheKey);

    if (cachedMD5 != null) {
        return cachedMD5;
    }//from   w w  w .j  a  va2  s .c  om
    String md5 = CachedDigestUtils.md5Hex(fingerprintSupplier.get());
    goCache.put(ETAG_CACHE_KEY, cacheKey, md5);

    return md5;
}

From source file:org.trustedanalytics.cloud.cc.CcClientTest.java

@SuppressWarnings(value = "unchecked")
private void verifyGetForEntity(Supplier<Collection> supplier, String apiUrl, Class verifyClass) {
    mockGetForEntity(verifyClass, false);
    supplier.get();
    verify(template).getForEntity(eq(apiUrl), eq(verifyClass));
}

From source file:com.netflix.spinnaker.clouddriver.kubernetes.v2.security.KubernetesV2Credentials.java

private <T> T runAndRecordMetrics(String action, List<KubernetesKind> kinds, String namespace, Supplier<T> op) {
    T result = null;/*from w  w  w  . ja v  a2  s .  co  m*/
    Throwable failure = null;
    KubectlException apiException = null;
    long startTime = clock.monotonicTime();
    try {
        result = op.get();
    } catch (KubectlException e) {
        apiException = e;
    } catch (Exception e) {
        failure = e;
    } finally {
        Map<String, String> tags = new HashMap<>();
        tags.put("action", action);
        if (kinds.size() == 1) {
            tags.put("kind", kinds.get(0).toString());
        } else {
            tags.put("kinds", String.join(",",
                    kinds.stream().map(KubernetesKind::toString).collect(Collectors.toList())));
        }
        tags.put("account", accountName);
        tags.put("namespace", StringUtils.isEmpty(namespace) ? "none" : namespace);
        if (failure == null) {
            tags.put("success", "true");
        } else {
            tags.put("success", "false");
            tags.put("reason", failure.getClass().getSimpleName() + ": " + failure.getMessage());
        }

        registry.timer(registry.createId("kubernetes.api", tags)).record(clock.monotonicTime() - startTime,
                TimeUnit.NANOSECONDS);

        if (failure != null) {
            throw new KubectlJobExecutor.KubectlException(
                    "Failure running " + action + " on " + kinds + ": " + failure.getMessage(), failure);
        } else if (apiException != null) {
            throw apiException;
        } else {
            return result;
        }
    }
}

From source file:com.savoirtech.logging.slf4j.json.logger.AbstractJsonLogger.java

@Override
public JsonLogger field(String key, Supplier value) {
    try {//from ww w  .j  a v  a2 s . c o m
        // in the rare case that the value passed is null, this method will be selected as more specific than the Object
        // method.  Have to handle it here or the value.get() will NullPointer
        if (value == null) {
            jsonObject.add(key, null);
        } else {
            jsonObject.add(key, gson.toJsonTree(value.get()));
        }
    } catch (Exception e) {
        jsonObject.add(key, gson.toJsonTree(formatException(e)));
    }
    return this;
}

From source file:ddf.catalog.impl.operations.OperationsCrudSupport.java

/**
 * Validates that the {@link StorageRequest} is non-null and has a non-empty list of
 * {@link ContentItem}s in it./*from w  w w .  ja v  a 2  s.c om*/
 *
 * @param request the {@link StorageRequest}
 * @throws IngestException if the {@link StorageRequest} is null, or request has a null or empty list of
 *                         {@link ContentItem}s
 */
private void validateStorageRequest(StorageRequest request, Supplier<List<ContentItem>> getContentItems)
        throws IngestException {
    if (request == null) {
        throw new IngestException("StorageRequest was null.");
    }
    List<ContentItem> contentItems = getContentItems.get();
    if (CollectionUtils.isEmpty(contentItems)) {
        throw new IngestException("Cannot perform ingest or update with null/empty entry list.");
    }
}

From source file:hydrograph.ui.propertywindow.widgets.customwidgets.databasecomponents.LoadTypeConfigurationDialog.java

/**
 * The Function will call to disable the widgets
 * @param textbox1//ww  w. java 2 s .com
 * @param textbox2
 * @param buttonWidgets
 * @return Selection Adapter
 */
private SelectionAdapter buttonSelectionListener(Text textbox2, Widget... buttonWidgets) {
    Supplier<Stream<Widget>> streamSupplier = () -> Stream.of(buttonWidgets);
    SelectionAdapter adapter = new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent event) {
            newTableRadioButton.setSelection(false);
            textbox2.setEnabled(false);
            streamSupplier.get().forEach((Widget widgets) -> {
                ((Button) widgets).setEnabled(false);
            });
            if (OSValidator.isMac()) {
                ((Button) event.getSource()).setFocus();
            }
            propertyDialogButtonBar.enableApplyButton(true);
        }
    };
    return adapter;
}

From source file:org.elasticsearch.xpack.security.authc.saml.SamlRealm.java

private static IdpConfiguration getIdpConfiguration(RealmConfig config, MetadataResolver metadataResolver,
        Supplier<EntityDescriptor> idpDescriptor) {
    final MetadataCredentialResolver resolver = new MetadataCredentialResolver();

    final PredicateRoleDescriptorResolver roleDescriptorResolver = new PredicateRoleDescriptorResolver(
            metadataResolver);/*from ww w  . ja  va  2  s .  co  m*/
    resolver.setRoleDescriptorResolver(roleDescriptorResolver);

    final InlineX509DataProvider keyInfoProvider = new InlineX509DataProvider();
    resolver.setKeyInfoCredentialResolver(
            new BasicProviderKeyInfoCredentialResolver(Collections.singletonList(keyInfoProvider)));

    try {
        roleDescriptorResolver.initialize();
        resolver.initialize();
    } catch (ComponentInitializationException e) {
        throw new IllegalStateException("Cannot initialise SAML IDP resolvers for realm " + config.name(), e);
    }

    final String entityID = idpDescriptor.get().getEntityID();
    return new IdpConfiguration(entityID, () -> {
        try {
            final Iterable<Credential> credentials = resolver
                    .resolve(new CriteriaSet(new EntityIdCriterion(entityID),
                            new EntityRoleCriterion(IDPSSODescriptor.DEFAULT_ELEMENT_NAME),
                            new UsageCriterion(UsageType.SIGNING)));
            return CollectionUtils.iterableAsArrayList(credentials);
        } catch (ResolverException e) {
            throw new IllegalStateException(
                    "Cannot resolve SAML IDP credentials resolver for realm " + config.name(), e);
        }
    });
}

From source file:com.epam.ta.reportportal.core.launch.impl.UpdateLaunchHandler.java

/**
 * Update test-items of specified launches with new LaunchID
 *
 * @param launchId//from ww w  .  jav  a 2s.c  o m
 */
private List<TestItem> updateChildrenOfLaunch(String launchId, Set<String> launches,
        boolean extendDescription) {
    List<TestItem> testItems = launches.stream().map(id -> {
        Launch launch = launchRepository.findOne(id);
        return testItemRepository.findByLaunch(launch).stream().map(item -> {
            item.setLaunchRef(launchId);
            if (item.getPath().size() == 0) {
                // Add launch reference description for top level items
                Supplier<String> newDescription = Suppliers.formattedSupplier(
                        ((null != item.getItemDescription()) ? item.getItemDescription() : "")
                                + (extendDescription ? "\r\n@launch '{} #{}'" : ""),
                        launch.getName(), launch.getNumber());
                item.setItemDescription(newDescription.get());
            }
            return item;
        }).collect(toList());
    }).flatMap(List::stream).collect(toList());
    testItemRepository.save(testItems);
    return testItems.stream().filter(item -> item.getPath().size() == 0).collect(toList());
}

From source file:com.netflix.spinnaker.clouddriver.cloudfoundry.client.ServiceInstances.java

@Nullable
public CloudFoundryServiceInstance getServiceInstance(String region, String serviceInstanceName) {
    CloudFoundrySpace space = orgs.findSpaceByRegion(region)
            .orElseThrow(() -> new CloudFoundryApiException("Cannot find region '" + region + "'"));
    Supplier<CloudFoundryServiceInstance> si = () -> Optional
            .ofNullable(getOsbServiceInstance(space, serviceInstanceName)).orElse(null);

    Supplier<CloudFoundryServiceInstance> up = () -> Optional
            .ofNullable(getUserProvidedServiceInstance(space, serviceInstanceName)).orElse(null);

    return Optional.ofNullable(si.get()).orElseGet(up);
}