Example usage for com.google.common.collect Iterables get

List of usage examples for com.google.common.collect Iterables get

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Introduction

In this page you can find the example usage for com.google.common.collect Iterables get.

Prototype

public static <T> T get(Iterable<T> iterable, int position)

Source Link

Document

Returns the element at the specified position in an iterable.

Usage

From source file:com.github.richardwilly98.esdms.services.UserProvider.java

@Override
public User findByLogin(String login) throws ServiceException {
    QueryBuilder query = QueryBuilders.matchQuery("login", login);
    SearchResult<User> searchResult = search(query, 0, 1);
    if (searchResult.getTotalHits() == 1) {
        return Iterables.get(searchResult.getItems(), 0);
    }/*from  w  w  w . jav  a2  s.c  o m*/

    if (searchResult.getTotalHits() > 1) {
        if (log.isTraceEnabled()) {
            for (User user : searchResult.getItems()) {
                log.warn("USER WITH SAME LOGIN: " + user);
            }
        }
        throw new ServiceException(String.format(
                "Found more than one user with the same login %s. Possible data integrity issue", login));
    }
    throw new ServiceException(String.format("Cannot find user with login %s", login));
}

From source file:org.jclouds.aliyun.ecs.compute.ECSComputeServiceAdapter.java

@Override
public NodeAndInitialCredentials<Instance> createNodeWithGroupEncodedIntoName(String group, String name,
        Template template) {/*from www . j av  a2s .  com*/
    String instanceType = template.getHardware().getId();
    String regionId = template.getLocation().getId();
    String imageId = template.getImage().getId();

    ECSServiceTemplateOptions templateOptions = template.getOptions().as(ECSServiceTemplateOptions.class);

    String keyPairName = templateOptions.getKeyPairName();
    String securityGroupId = Iterables.getOnlyElement(templateOptions.getGroups());
    String vSwitchId = templateOptions.getVSwitchId();
    Instance.InternetChargeType internetChargeType = Instance.InternetChargeType
            .fromValue(templateOptions.getInternetChargeType());
    int internetMaxBandwidthOut = templateOptions.getInternetMaxBandwidthOut();
    String instanceChargeType = templateOptions.getInstanceChargeType();

    Map<String, String> tags = ComputeServiceUtils.metadataAndTagsAsValuesOfEmptyString(templateOptions);
    tags = new ImmutableMap.Builder().putAll(tags).put(vSwitchId, "").build();
    TagOptions tagOptions = TagOptions.Builder.tags(tags);

    InstanceRequest instanceRequest = api.instanceApi().create(regionId,
            RegionAndId.fromSlashEncoded(imageId).id(), securityGroupId, name, instanceType,
            CreateInstanceOptions.Builder.vSwitchId(vSwitchId).internetChargeType(internetChargeType.toString())
                    .internetMaxBandwidthOut(internetMaxBandwidthOut).instanceChargeType(instanceChargeType)
                    .instanceName(name).keyPairName(keyPairName).tagOptions(tagOptions));

    String regionAndInstanceId = slashEncodeRegionAndId(regionId, instanceRequest.getInstanceId());
    if (!instanceSuspendedPredicate.apply(regionAndInstanceId)) {
        final String message = format(
                "Instance %s was not created correctly. The associated resources created for it will be destroyed",
                instanceRequest.getInstanceId());
        logger.warn(message);
        cleanupResources.cleanupNode(RegionAndId.create(regionId, instanceRequest.getInstanceId()));
        cleanupResources.cleanupSecurityGroupIfOrphaned(regionId, securityGroupId);
    }

    api.instanceApi().allocatePublicIpAddress(regionId, instanceRequest.getInstanceId());
    api.instanceApi().powerOn(instanceRequest.getInstanceId());
    Instance instance = Iterables.get(api.instanceApi().list(regionId,
            ListInstancesOptions.Builder.instanceIds(instanceRequest.getInstanceId())), 0);

    // Safe to pass null credentials here, as jclouds will default populate
    // the node with the default credentials from the image, or the ones in
    // the options, if provided.
    return new NodeAndInitialCredentials(instance,
            slashEncodeRegionAndId(regionId, instanceRequest.getInstanceId()), null);
}

From source file:com.vmware.thinapp.manualmode.server.RequestFactory.java

private ThinAppRuntime getThinAppRuntime(final Long runtimeId) {
    Collection<ThinAppRuntime> runtime = Collections2.filter(runtimeManager.getRuntimes(),
            new Predicate<ThinAppRuntime>() {
                @Override//  w  w w . j  ava  2 s. c  o  m
                public boolean apply(ThinAppRuntime thinAppRuntime) {
                    return thinAppRuntime.getId() == runtimeId;
                }
            });

    assert runtime.size() == 1;

    return Iterables.get(runtime, 0);
}

From source file:com.google.devtools.build.lib.analysis.util.BuildViewTestBase.java

protected void runTestForMultiCpuAnalysisFailure(String badCpu, String goodCpu) throws Exception {
    reporter.removeHandler(failFastHandler);
    useConfiguration("--experimental_multi_cpu=" + badCpu + "," + goodCpu);
    scratch.file("multi/BUILD", "config_setting(", "    name = 'config',",
            "    values = {'cpu': '" + badCpu + "'})", "cc_library(", "    name = 'cpu',",
            "    deps = select({", "        ':config': [':fail'],", "        '//conditions:default': []}))",
            "genrule(", "    name = 'fail',", "    outs = ['file1', 'file2'],", "    executable = 1,",
            "    cmd = 'touch $@')");
    update(defaultFlags().with(Flag.KEEP_GOING), "//multi:cpu");
    AnalysisResult result = getAnalysisResult();
    assertThat(result.getTargetsToBuild()).hasSize(1);
    ConfiguredTarget targetA = Iterables.get(result.getTargetsToBuild(), 0);
    assertEquals(goodCpu, targetA.getConfiguration().getCpu());
    // Unfortunately, we get the same error twice - we can't distinguish the configurations.
    assertContainsEvent("if genrules produce executables, they are allowed only one output");
}

From source file:org.hbs.neo4j.importers.CsvImporter.java

/**
 * Insert a node from a CSV line./*from w  w w.jav  a 2 s .co  m*/
 * 
 * @param header CSV file Header.
 * @param line CSV line to insert.
 */
protected void insertNode(Iterable<String> header, String line) {
    Iterable<String> values = Splitter.on(SEPARATOR).trimResults().split(line);
    String nodeKey = Iterables.get(values, NODES_FILE_LINE_KEY_IDX);
    String nodeDisplayName = Iterables.get(values, NODES_FILE_LINE_DISP_NANE_IDX);
    Node alreadyExist = index.get(NodeEntity.Keys.KEY, nodeKey).getSingle();
    if (alreadyExist != null) {
        throw new IllegalArgumentException("Node with key " + nodeKey + " already exists. Won't be inserted.");
    }
    Node node = db.createNode();
    node.setProperty(NodeEntity.Keys.KEY, nodeKey);
    index.add(node, NodeEntity.Keys.KEY, nodeKey);
    node.setProperty(NodeEntity.Keys.DISPLAY_NAME, nodeDisplayName);
    index.add(node, NodeEntity.Keys.DISPLAY_NAME, nodeDisplayName);
    for (int idx = NODES_FILE_HEADER_MIN_SIZE; idx < Iterables.size(header); idx++) {
        node.setProperty(Iterables.get(header, idx), Iterables.get(values, idx));
    }
}

From source file:org.jclouds.azurecompute.compute.strategy.GetOrCreateStorageServiceAndVirtualNetworkThenCreateNodes.java

@Override
public Map<?, ListenableFuture<Void>> execute(final String group, final int count, final Template template,
        final Set<NodeMetadata> goodNodes, final Map<NodeMetadata, Exception> badNodes,
        final Multimap<NodeMetadata, CustomizationResponse> customizationResponses) {

    final AzureComputeTemplateOptions templateOptions = template.getOptions()
            .as(AzureComputeTemplateOptions.class);
    final String storageAccountName = templateOptions.getStorageAccountName()
            .or(generateStorageServiceName(DEFAULT_STORAGE_ACCOUNT_PREFIX));
    final String location = template.getLocation().getId();
    final String storageAccountType = templateOptions.getStorageAccountType().or(DEFAULT_STORAGE_SERVICE_TYPE);
    final String virtualNetworkName = templateOptions.getVirtualNetworkName().or(DEFAULT_VIRTUAL_NETWORK_NAME);
    final String subnetName = templateOptions.getSubnetName().or(DEFAULT_SUBNET_NAME);
    final String addressSpaceAddressPrefix = templateOptions.getAddressSpaceAddressPrefix()
            .or(DEFAULT_ADDRESS_SPACE_ADDRESS_PREFIX);
    final String subnetAddressPrefix = templateOptions.getSubnetAddressPrefix()
            .or(DEFAULT_SUBNET_ADDRESS_PREFIX);
    final Set<String> networkSecurityGroupNames = templateOptions.getGroups().isEmpty()
            ? Sets.<String>newHashSet()
            : templateOptions.getGroups();

    // get or create storage service
    final StorageService storageService = tryFindExistingStorageServiceAccountOrCreate(api, location,
            storageAccountName, storageAccountType);
    templateOptions.storageAccountName(storageService.serviceName());

    // check existence or create virtual network
    checkExistingVirtualNetworkNamedOrCreate(virtualNetworkName, location, subnetName,
            addressSpaceAddressPrefix, subnetAddressPrefix);
    templateOptions.virtualNetworkName(virtualNetworkName);
    templateOptions.subnetName(subnetName);

    // add network security group to the subnet
    if (!networkSecurityGroupNames.isEmpty()) {
        String networkSecurityGroupName = Iterables.get(networkSecurityGroupNames, 0);
        logger.warn("Only network security group '%s' will be applied to subnet '%s'.",
                networkSecurityGroupName, subnetName);
        final NetworkSecurityGroup networkSecurityGroupAppliedToSubnet = api.getNetworkSecurityGroupApi()
                .getNetworkSecurityGroupAppliedToSubnet(virtualNetworkName, subnetName);
        if (networkSecurityGroupAppliedToSubnet != null) {
            if (!networkSecurityGroupAppliedToSubnet.name().equals(networkSecurityGroupName)) {
                logger.debug("Removing a networkSecurityGroup %s is already applied to subnet '%s' ...",
                        networkSecurityGroupName, subnetName);
                // remove existing nsg from subnet
                String removeFromSubnetRequestId = api.getNetworkSecurityGroupApi().removeFromSubnet(
                        virtualNetworkName, subnetName, networkSecurityGroupAppliedToSubnet.name());
                if (!operationSucceededPredicate.apply(removeFromSubnetRequestId)) {
                    final String warnMessage = format(
                            "Remove existing networkSecurityGroup(%s) to subnet(%s) has not been completed "
                                    + "within %sms.",
                            networkSecurityGroupName, subnetName, azureComputeConstants.operationTimeout());
                    logger.warn(warnMessage);
                    final String illegalStateExceptionMessage = format(
                            "%s. Please, try by increasing `%s` and try again",
                            AzureComputeProperties.OPERATION_TIMEOUT, warnMessage);
                    throw new IllegalStateException(illegalStateExceptionMessage);
                }/*  w  w w .  j a v a2s  .  co  m*/
            }
        }
        // add nsg to subnet
        logger.debug(
                "Adding a networkSecurityGroup %s is already applied to subnet '%s' of virtual network %s ...",
                networkSecurityGroupName, subnetName, virtualNetworkName);
        final String addToSubnetId = api.getNetworkSecurityGroupApi().addToSubnet(virtualNetworkName,
                subnetName, networkSecurityGroupName);
        if (!operationSucceededPredicate.apply(addToSubnetId)) {
            final String warnMessage = format(
                    "Add networkSecurityGroup(%s) to subnet(%s) has not been completed " + "within %sms.",
                    networkSecurityGroupName, subnetName, azureComputeConstants.operationTimeout());
            logger.warn(warnMessage);
            final String illegalStateExceptionMessage = format(
                    "%s. Please, try by increasing `%s` and try again",
                    AzureComputeProperties.OPERATION_TIMEOUT, warnMessage);
            throw new IllegalStateException(illegalStateExceptionMessage);
        }
    }
    return super.execute(group, count, template, goodNodes, badNodes, customizationResponses);
}

From source file:com.opengamma.integration.tool.marketdata.MarketDataSnapshotTool.java

@Override
protected void doRun() throws Exception {
    final String viewDefinitionName = getCommandLine().getOptionValue(VIEW_NAME_OPTION);

    final String valuationTimeArg = getCommandLine().getOptionValue(VALUATION_TIME_OPTION);
    Instant valuationInstant;//from w w w  .j  a  va 2 s  .  c o m
    if (!StringUtils.isBlank(valuationTimeArg)) {
        final LocalTime valuationTime = LocalTime.parse(valuationTimeArg, VALUATION_TIME_FORMATTER);
        valuationInstant = ZonedDateTime.now().with(valuationTime.truncatedTo(SECONDS)).toInstant();
    } else {
        valuationInstant = Instant.now();
    }
    final boolean historicalInput = getCommandLine().hasOption(HISTORICAL_OPTION);

    final MarketDataSpecification marketDataSpecification = historicalInput
            ? new LatestHistoricalMarketDataSpecification()
            : MarketData.live();
    final ViewExecutionOptions viewExecutionOptions = ExecutionOptions.singleCycle(valuationInstant,
            marketDataSpecification, EnumSet.of(ViewExecutionFlags.AWAIT_MARKET_DATA));

    final List<RemoteViewProcessor> viewProcessors = getRemoteComponentFactory().getViewProcessors();
    if (viewProcessors.size() == 0) {
        s_logger.warn("No view processors found at {}", getRemoteComponentFactory().getBaseUri());
        return;
    }
    final MarketDataSnapshotMaster marketDataSnapshotMaster = getRemoteComponentFactory()
            .getMarketDataSnapshotMaster(DEFAULT_PREFERRED_CLASSIFIERS);
    if (marketDataSnapshotMaster == null) {
        s_logger.warn("No market data snapshot masters found at {}", getRemoteComponentFactory().getBaseUri());
        return;
    }
    final Collection<ConfigMaster> configMasters = getRemoteComponentFactory().getConfigMasters().values();
    if (configMasters.size() == 0) {
        s_logger.warn("No config masters found at {}", getRemoteComponentFactory().getBaseUri());
        return;
    }

    final RemoteViewProcessor viewProcessor = viewProcessors.get(0);
    final MarketDataSnapshotter marketDataSnapshotter = viewProcessor.getMarketDataSnapshotter();

    Set<ConfigDocument> viewDefinitions = Sets.newHashSet();

    for (final ConfigMaster configMaster : configMasters) {
        final ConfigSearchRequest<ViewDefinition> request = new ConfigSearchRequest<ViewDefinition>(
                ViewDefinition.class);
        request.setName(viewDefinitionName);
        Iterables.addAll(viewDefinitions, ConfigSearchIterator.iterable(configMaster, request));
    }

    if (viewDefinitions.isEmpty()) {
        endWithError("Unable to resolve any view definitions with name '%s'", viewDefinitionName);
    }

    if (viewDefinitions.size() > 1) {
        endWithError("Multiple view definitions resolved when searching for string '%s': %s",
                viewDefinitionName, viewDefinitions);
    }
    ConfigItem<?> value = Iterables.get(viewDefinitions, 0).getValue();
    StructuredMarketDataSnapshot snapshot = makeSnapshot(marketDataSnapshotter, viewProcessor,
            (ViewDefinition) value.getValue(), viewExecutionOptions);

    final ManageableMarketDataSnapshot manageableMarketDataSnapshot = new ManageableMarketDataSnapshot(
            snapshot);
    manageableMarketDataSnapshot.setName(snapshot.getBasisViewName() + "/" + valuationInstant);
    marketDataSnapshotMaster.add(new MarketDataSnapshotDocument(manageableMarketDataSnapshot));
}

From source file:msi.gaml.expressions.PrimitiveOperator.java

@Override
public IExpression arg(final int i) {
    if (i < 0 || i > parameters.size()) {
        return null;
    }/*from   ww  w  . j a  va2s  .  c om*/
    return Iterables.get(parameters.values(), i).getExpression();
}

From source file:com.isotrol.impe3.nr.api.NodeQueries.java

/**
 * Merges all queries with must boolean operator
 * @param queries NodeQuery queries/* w  w  w  . ja v  a  2 s .  c  o m*/
 * @return NodeQuery with must operator with all queries.
 */
public static NodeQuery all(Iterable<? extends NodeQuery> queries) {
    queries = Iterables.filter(queries, Predicates.notNull());
    final int n = Iterables.size(queries);
    if (n == 0) {
        return null;
    } else if (n == 1) {
        return Iterables.get(queries, 0);
    }
    final NRBooleanQuery q = bool();
    for (NodeQuery c : queries) {
        q.must(c);
    }
    return q;
}

From source file:org.sonar.server.debt.DebtModelOperations.java

@CheckForNull
private CharacteristicDto findCharacteristicToSwitchWith(final CharacteristicDto dto,
        final boolean moveUpOrDown, SqlSession session) {
    // characteristics should be sort by 'order'
    List<CharacteristicDto> rootCharacteristics = dbClient.debtCharacteristicDao()
            .selectEnabledRootCharacteristics(session);
    int currentPosition = Iterables.indexOf(rootCharacteristics, new Predicate<CharacteristicDto>() {
        @Override//from ww w.j  a va  2  s  . c o m
        public boolean apply(@Nullable CharacteristicDto input) {
            return input != null && input.getKey().equals(dto.getKey());
        }
    });
    Integer nextPosition = moveUpOrDown ? (currentPosition > 0 ? currentPosition - 1 : null)
            : (currentPosition < rootCharacteristics.size() - 1 ? currentPosition + 1 : null);
    return nextPosition != null ? Iterables.get(rootCharacteristics, nextPosition) : null;
}