import type * as gax from 'google-gax'; import type { Callback, CallOptions, Descriptors, ClientOptions, LROperation, LocationsClient, LocationProtos } from 'google-gax'; import * as protos from '../../protos/protos'; /** * Service for managing & accessing retail search business metric. * Retail recommendation business metric is currently not available. * @class * @memberof v2alpha */ export declare class AnalyticsServiceClient { private _terminated; private _opts; private _providedCustomServicePath; private _gaxModule; private _gaxGrpc; private _protos; private _defaults; private _universeDomain; private _servicePath; private _log; auth: gax.GoogleAuth; descriptors: Descriptors; warn: (code: string, message: string, warnType?: string) => void; innerApiCalls: { [name: string]: Function; }; locationsClient: LocationsClient; pathTemplates: { [name: string]: gax.PathTemplate; }; operationsClient: gax.OperationsClient; analyticsServiceStub?: Promise<{ [name: string]: Function; }>; /** * Construct an instance of AnalyticsServiceClient. * * @param {object} [options] - The configuration object. * The options accepted by the constructor are described in detail * in [this document](https://github.com/googleapis/gax-nodejs/blob/main/client-libraries.md#creating-the-client-instance). * The common options are: * @param {object} [options.credentials] - Credentials object. * @param {string} [options.credentials.client_email] * @param {string} [options.credentials.private_key] * @param {string} [options.email] - Account email address. Required when * using a .pem or .p12 keyFilename. * @param {string} [options.keyFilename] - Full path to the a .json, .pem, or * .p12 key downloaded from the Google Developers Console. If you provide * a path to a JSON file, the projectId option below is not necessary. * NOTE: .pem and .p12 require you to specify options.email as well. * @param {number} [options.port] - The port on which to connect to * the remote host. * @param {string} [options.projectId] - The project ID from the Google * Developer's Console, e.g. 'grape-spaceship-123'. We will also check * the environment variable GCLOUD_PROJECT for your project ID. If your * app is running in an environment which supports * {@link https://cloud.google.com/docs/authentication/application-default-credentials Application Default Credentials}, * your project ID will be detected automatically. * @param {string} [options.apiEndpoint] - The domain name of the * API remote host. * @param {gax.ClientConfig} [options.clientConfig] - Client configuration override. * Follows the structure of {@link gapicConfig}. * @param {boolean} [options.fallback] - Use HTTP/1.1 REST mode. * For more information, please check the * {@link https://github.com/googleapis/gax-nodejs/blob/main/client-libraries.md#http11-rest-api-mode documentation}. * @param {gax} [gaxInstance]: loaded instance of `google-gax`. Useful if you * need to avoid loading the default gRPC version and want to use the fallback * HTTP implementation. Load only fallback version and pass it to the constructor: * ``` * const gax = require('google-gax/build/src/fallback'); // avoids loading google-gax with gRPC * const client = new AnalyticsServiceClient({fallback: true}, gax); * ``` */ constructor(opts?: ClientOptions, gaxInstance?: typeof gax | typeof gax.fallback); /** * Initialize the client. * Performs asynchronous operations (such as authentication) and prepares the client. * This function will be called automatically when any class method is called for the * first time, but if you need to initialize it before calling an actual method, * feel free to call initialize() directly. * * You can await on this method if you want to make sure the client is initialized. * * @returns {Promise} A promise that resolves to an authenticated service stub. */ initialize(): Promise<{ [name: string]: Function; }>; /** * The DNS address for this API service. * @deprecated Use the apiEndpoint method of the client instance. * @returns {string} The DNS address for this service. */ static get servicePath(): string; /** * The DNS address for this API service - same as servicePath. * @deprecated Use the apiEndpoint method of the client instance. * @returns {string} The DNS address for this service. */ static get apiEndpoint(): string; /** * The DNS address for this API service. * @returns {string} The DNS address for this service. */ get apiEndpoint(): string; get universeDomain(): string; /** * The port for this API service. * @returns {number} The default port for this service. */ static get port(): number; /** * The scopes needed to make gRPC calls for every method defined * in this service. * @returns {string[]} List of default scopes. */ static get scopes(): string[]; getProjectId(): Promise; getProjectId(callback: Callback): void; /** * Exports analytics metrics. * * `Operation.response` is of type `ExportAnalyticsMetricsResponse`. * `Operation.metadata` is of type `ExportMetadata`. * * @param {Object} request * The request object that will be sent. * @param {string} request.catalog * Required. Full resource name of the parent catalog. * Expected format: `projects/* /locations/* /catalogs/*` * @param {google.cloud.retail.v2alpha.OutputConfig} request.outputConfig * Required. The output location of the data. * @param {string} request.filter * A filtering expression to specify restrictions on returned metrics. * The expression is a sequence of terms. Each term applies a restriction to * the returned metrics. Use this expression to restrict results to a * specific time range. * * Currently we expect only one types of fields: * * * `timestamp`: This can be specified twice, once with a * less than operator and once with a greater than operator. The * `timestamp` restriction should result in one, contiguous, valid, * `timestamp` range. * * Some examples of valid filters expressions: * * * Example 1: `timestamp > "2012-04-23T18:25:43.511Z" * timestamp < "2012-04-23T18:30:43.511Z"` * * Example 2: `timestamp > "2012-04-23T18:25:43.511Z"` * @param {object} [options] * Call options. See {@link https://googleapis.dev/nodejs/google-gax/latest/interfaces/CallOptions.html|CallOptions} for more details. * @returns {Promise} - The promise which resolves to an array. * The first element of the array is an object representing * a long running operation. Its `promise()` method returns a promise * you can `await` for. * Please see the {@link https://github.com/googleapis/gax-nodejs/blob/master/client-libraries.md#long-running-operations | documentation } * for more details and examples. * @example include:samples/generated/v2alpha/analytics_service.export_analytics_metrics.js * region_tag:retail_v2alpha_generated_AnalyticsService_ExportAnalyticsMetrics_async */ exportAnalyticsMetrics(request?: protos.google.cloud.retail.v2alpha.IExportAnalyticsMetricsRequest, options?: CallOptions): Promise<[ LROperation, protos.google.longrunning.IOperation | undefined, {} | undefined ]>; exportAnalyticsMetrics(request: protos.google.cloud.retail.v2alpha.IExportAnalyticsMetricsRequest, options: CallOptions, callback: Callback, protos.google.longrunning.IOperation | null | undefined, {} | null | undefined>): void; exportAnalyticsMetrics(request: protos.google.cloud.retail.v2alpha.IExportAnalyticsMetricsRequest, callback: Callback, protos.google.longrunning.IOperation | null | undefined, {} | null | undefined>): void; /** * Check the status of the long running operation returned by `exportAnalyticsMetrics()`. * @param {String} name * The operation name that will be passed. * @returns {Promise} - The promise which resolves to an object. * The decoded operation object has result and metadata field to get information from. * Please see the {@link https://github.com/googleapis/gax-nodejs/blob/master/client-libraries.md#long-running-operations | documentation } * for more details and examples. * @example include:samples/generated/v2alpha/analytics_service.export_analytics_metrics.js * region_tag:retail_v2alpha_generated_AnalyticsService_ExportAnalyticsMetrics_async */ checkExportAnalyticsMetricsProgress(name: string): Promise>; /** * Gets information about a location. * * @param {Object} request * The request object that will be sent. * @param {string} request.name * Resource name for the location. * @param {object} [options] * Call options. See {@link https://googleapis.dev/nodejs/google-gax/latest/interfaces/CallOptions.html | CallOptions} for more details. * @returns {Promise} - The promise which resolves to an array. * The first element of the array is an object representing {@link google.cloud.location.Location | Location}. * Please see the {@link https://github.com/googleapis/gax-nodejs/blob/master/client-libraries.md#regular-methods | documentation } * for more details and examples. * @example * ``` * const [response] = await client.getLocation(request); * ``` */ getLocation(request: LocationProtos.google.cloud.location.IGetLocationRequest, options?: gax.CallOptions | Callback, callback?: Callback): Promise; /** * Lists information about the supported locations for this service. Returns an iterable object. * * `for`-`await`-`of` syntax is used with the iterable to get response elements on-demand. * @param {Object} request * The request object that will be sent. * @param {string} request.name * The resource that owns the locations collection, if applicable. * @param {string} request.filter * The standard list filter. * @param {number} request.pageSize * The standard list page size. * @param {string} request.pageToken * The standard list page token. * @param {object} [options] * Call options. See {@link https://googleapis.dev/nodejs/google-gax/latest/interfaces/CallOptions.html|CallOptions} for more details. * @returns {Object} * An iterable Object that allows {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols | async iteration }. * When you iterate the returned iterable, each element will be an object representing * {@link google.cloud.location.Location | Location}. The API will be called under the hood as needed, once per the page, * so you can stop the iteration when you don't need more results. * Please see the {@link https://github.com/googleapis/gax-nodejs/blob/master/client-libraries.md#auto-pagination | documentation } * for more details and examples. * @example * ``` * const iterable = client.listLocationsAsync(request); * for await (const response of iterable) { * // process response * } * ``` */ listLocationsAsync(request: LocationProtos.google.cloud.location.IListLocationsRequest, options?: CallOptions): AsyncIterable; /** * Gets the latest state of a long-running operation. Clients can use this * method to poll the operation result at intervals as recommended by the API * service. * * @param {Object} request - The request object that will be sent. * @param {string} request.name - The name of the operation resource. * @param {Object=} options * Optional parameters. You can override the default settings for this call, * e.g, timeout, retries, paginations, etc. See {@link * https://googleapis.github.io/gax-nodejs/global.html#CallOptions | gax.CallOptions} * for the details. * @param {function(?Error, ?Object)=} callback * The function which will be called with the result of the API call. * * The second parameter to the callback is an object representing * {@link google.longrunning.Operation | google.longrunning.Operation}. * @return {Promise} - The promise which resolves to an array. * The first element of the array is an object representing * {@link google.longrunning.Operation | google.longrunning.Operation}. * The promise has a method named "cancel" which cancels the ongoing API call. * * @example * ``` * const client = longrunning.operationsClient(); * const name = ''; * const [response] = await client.getOperation({name}); * // doThingsWith(response) * ``` */ getOperation(request: protos.google.longrunning.GetOperationRequest, optionsOrCallback?: gax.CallOptions | Callback, callback?: Callback): Promise<[protos.google.longrunning.Operation]>; /** * Lists operations that match the specified filter in the request. If the * server doesn't support this method, it returns `UNIMPLEMENTED`. Returns an iterable object. * * For-await-of syntax is used with the iterable to recursively get response element on-demand. * * @param {Object} request - The request object that will be sent. * @param {string} request.name - The name of the operation collection. * @param {string} request.filter - The standard list filter. * @param {number=} request.pageSize - * The maximum number of resources contained in the underlying API * response. If page streaming is performed per-resource, this * parameter does not affect the return value. If page streaming is * performed per-page, this determines the maximum number of * resources in a page. * @param {Object=} options * Optional parameters. You can override the default settings for this call, * e.g, timeout, retries, paginations, etc. See {@link * https://googleapis.github.io/gax-nodejs/global.html#CallOptions | gax.CallOptions} for the * details. * @returns {Object} * An iterable Object that conforms to {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols | iteration protocols}. * * @example * ``` * const client = longrunning.operationsClient(); * for await (const response of client.listOperationsAsync(request)); * // doThingsWith(response) * ``` */ listOperationsAsync(request: protos.google.longrunning.ListOperationsRequest, options?: gax.CallOptions): AsyncIterable; /** * Starts asynchronous cancellation on a long-running operation. The server * makes a best effort to cancel the operation, but success is not * guaranteed. If the server doesn't support this method, it returns * `google.rpc.Code.UNIMPLEMENTED`. Clients can use * {@link Operations.GetOperation} or * other methods to check whether the cancellation succeeded or whether the * operation completed despite cancellation. On successful cancellation, * the operation is not deleted; instead, it becomes an operation with * an {@link Operation.error} value with a {@link google.rpc.Status.code} of * 1, corresponding to `Code.CANCELLED`. * * @param {Object} request - The request object that will be sent. * @param {string} request.name - The name of the operation resource to be cancelled. * @param {Object=} options * Optional parameters. You can override the default settings for this call, * e.g, timeout, retries, paginations, etc. See {@link * https://googleapis.github.io/gax-nodejs/global.html#CallOptions | gax.CallOptions} for the * details. * @param {function(?Error)=} callback * The function which will be called with the result of the API call. * @return {Promise} - The promise which resolves when API call finishes. * The promise has a method named "cancel" which cancels the ongoing API * call. * * @example * ``` * const client = longrunning.operationsClient(); * await client.cancelOperation({name: ''}); * ``` */ cancelOperation(request: protos.google.longrunning.CancelOperationRequest, optionsOrCallback?: gax.CallOptions | Callback, callback?: Callback): Promise; /** * Deletes a long-running operation. This method indicates that the client is * no longer interested in the operation result. It does not cancel the * operation. If the server doesn't support this method, it returns * `google.rpc.Code.UNIMPLEMENTED`. * * @param {Object} request - The request object that will be sent. * @param {string} request.name - The name of the operation resource to be deleted. * @param {Object=} options * Optional parameters. You can override the default settings for this call, * e.g, timeout, retries, paginations, etc. See {@link * https://googleapis.github.io/gax-nodejs/global.html#CallOptions | gax.CallOptions} * for the details. * @param {function(?Error)=} callback * The function which will be called with the result of the API call. * @return {Promise} - The promise which resolves when API call finishes. * The promise has a method named "cancel" which cancels the ongoing API * call. * * @example * ``` * const client = longrunning.operationsClient(); * await client.deleteOperation({name: ''}); * ``` */ deleteOperation(request: protos.google.longrunning.DeleteOperationRequest, optionsOrCallback?: gax.CallOptions | Callback, callback?: Callback): Promise; /** * Return a fully-qualified alertConfig resource name string. * * @param {string} project * @returns {string} Resource name string. */ alertConfigPath(project: string): string; /** * Parse the project from AlertConfig resource. * * @param {string} alertConfigName * A fully-qualified path representing AlertConfig resource. * @returns {string} A string representing the project. */ matchProjectFromAlertConfigName(alertConfigName: string): string | number; /** * Return a fully-qualified attributesConfig resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @returns {string} Resource name string. */ attributesConfigPath(project: string, location: string, catalog: string): string; /** * Parse the project from AttributesConfig resource. * * @param {string} attributesConfigName * A fully-qualified path representing AttributesConfig resource. * @returns {string} A string representing the project. */ matchProjectFromAttributesConfigName(attributesConfigName: string): string | number; /** * Parse the location from AttributesConfig resource. * * @param {string} attributesConfigName * A fully-qualified path representing AttributesConfig resource. * @returns {string} A string representing the location. */ matchLocationFromAttributesConfigName(attributesConfigName: string): string | number; /** * Parse the catalog from AttributesConfig resource. * * @param {string} attributesConfigName * A fully-qualified path representing AttributesConfig resource. * @returns {string} A string representing the catalog. */ matchCatalogFromAttributesConfigName(attributesConfigName: string): string | number; /** * Return a fully-qualified branch resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @param {string} branch * @returns {string} Resource name string. */ branchPath(project: string, location: string, catalog: string, branch: string): string; /** * Parse the project from Branch resource. * * @param {string} branchName * A fully-qualified path representing Branch resource. * @returns {string} A string representing the project. */ matchProjectFromBranchName(branchName: string): string | number; /** * Parse the location from Branch resource. * * @param {string} branchName * A fully-qualified path representing Branch resource. * @returns {string} A string representing the location. */ matchLocationFromBranchName(branchName: string): string | number; /** * Parse the catalog from Branch resource. * * @param {string} branchName * A fully-qualified path representing Branch resource. * @returns {string} A string representing the catalog. */ matchCatalogFromBranchName(branchName: string): string | number; /** * Parse the branch from Branch resource. * * @param {string} branchName * A fully-qualified path representing Branch resource. * @returns {string} A string representing the branch. */ matchBranchFromBranchName(branchName: string): string | number; /** * Return a fully-qualified catalog resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @returns {string} Resource name string. */ catalogPath(project: string, location: string, catalog: string): string; /** * Parse the project from Catalog resource. * * @param {string} catalogName * A fully-qualified path representing Catalog resource. * @returns {string} A string representing the project. */ matchProjectFromCatalogName(catalogName: string): string | number; /** * Parse the location from Catalog resource. * * @param {string} catalogName * A fully-qualified path representing Catalog resource. * @returns {string} A string representing the location. */ matchLocationFromCatalogName(catalogName: string): string | number; /** * Parse the catalog from Catalog resource. * * @param {string} catalogName * A fully-qualified path representing Catalog resource. * @returns {string} A string representing the catalog. */ matchCatalogFromCatalogName(catalogName: string): string | number; /** * Return a fully-qualified completionConfig resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @returns {string} Resource name string. */ completionConfigPath(project: string, location: string, catalog: string): string; /** * Parse the project from CompletionConfig resource. * * @param {string} completionConfigName * A fully-qualified path representing CompletionConfig resource. * @returns {string} A string representing the project. */ matchProjectFromCompletionConfigName(completionConfigName: string): string | number; /** * Parse the location from CompletionConfig resource. * * @param {string} completionConfigName * A fully-qualified path representing CompletionConfig resource. * @returns {string} A string representing the location. */ matchLocationFromCompletionConfigName(completionConfigName: string): string | number; /** * Parse the catalog from CompletionConfig resource. * * @param {string} completionConfigName * A fully-qualified path representing CompletionConfig resource. * @returns {string} A string representing the catalog. */ matchCatalogFromCompletionConfigName(completionConfigName: string): string | number; /** * Return a fully-qualified control resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @param {string} control * @returns {string} Resource name string. */ controlPath(project: string, location: string, catalog: string, control: string): string; /** * Parse the project from Control resource. * * @param {string} controlName * A fully-qualified path representing Control resource. * @returns {string} A string representing the project. */ matchProjectFromControlName(controlName: string): string | number; /** * Parse the location from Control resource. * * @param {string} controlName * A fully-qualified path representing Control resource. * @returns {string} A string representing the location. */ matchLocationFromControlName(controlName: string): string | number; /** * Parse the catalog from Control resource. * * @param {string} controlName * A fully-qualified path representing Control resource. * @returns {string} A string representing the catalog. */ matchCatalogFromControlName(controlName: string): string | number; /** * Parse the control from Control resource. * * @param {string} controlName * A fully-qualified path representing Control resource. * @returns {string} A string representing the control. */ matchControlFromControlName(controlName: string): string | number; /** * Return a fully-qualified loggingConfig resource name string. * * @param {string} project * @returns {string} Resource name string. */ loggingConfigPath(project: string): string; /** * Parse the project from LoggingConfig resource. * * @param {string} loggingConfigName * A fully-qualified path representing LoggingConfig resource. * @returns {string} A string representing the project. */ matchProjectFromLoggingConfigName(loggingConfigName: string): string | number; /** * Return a fully-qualified merchantCenterAccountLink resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @param {string} merchant_center_account_link * @returns {string} Resource name string. */ merchantCenterAccountLinkPath(project: string, location: string, catalog: string, merchantCenterAccountLink: string): string; /** * Parse the project from MerchantCenterAccountLink resource. * * @param {string} merchantCenterAccountLinkName * A fully-qualified path representing MerchantCenterAccountLink resource. * @returns {string} A string representing the project. */ matchProjectFromMerchantCenterAccountLinkName(merchantCenterAccountLinkName: string): string | number; /** * Parse the location from MerchantCenterAccountLink resource. * * @param {string} merchantCenterAccountLinkName * A fully-qualified path representing MerchantCenterAccountLink resource. * @returns {string} A string representing the location. */ matchLocationFromMerchantCenterAccountLinkName(merchantCenterAccountLinkName: string): string | number; /** * Parse the catalog from MerchantCenterAccountLink resource. * * @param {string} merchantCenterAccountLinkName * A fully-qualified path representing MerchantCenterAccountLink resource. * @returns {string} A string representing the catalog. */ matchCatalogFromMerchantCenterAccountLinkName(merchantCenterAccountLinkName: string): string | number; /** * Parse the merchant_center_account_link from MerchantCenterAccountLink resource. * * @param {string} merchantCenterAccountLinkName * A fully-qualified path representing MerchantCenterAccountLink resource. * @returns {string} A string representing the merchant_center_account_link. */ matchMerchantCenterAccountLinkFromMerchantCenterAccountLinkName(merchantCenterAccountLinkName: string): string | number; /** * Return a fully-qualified model resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @param {string} model * @returns {string} Resource name string. */ modelPath(project: string, location: string, catalog: string, model: string): string; /** * Parse the project from Model resource. * * @param {string} modelName * A fully-qualified path representing Model resource. * @returns {string} A string representing the project. */ matchProjectFromModelName(modelName: string): string | number; /** * Parse the location from Model resource. * * @param {string} modelName * A fully-qualified path representing Model resource. * @returns {string} A string representing the location. */ matchLocationFromModelName(modelName: string): string | number; /** * Parse the catalog from Model resource. * * @param {string} modelName * A fully-qualified path representing Model resource. * @returns {string} A string representing the catalog. */ matchCatalogFromModelName(modelName: string): string | number; /** * Parse the model from Model resource. * * @param {string} modelName * A fully-qualified path representing Model resource. * @returns {string} A string representing the model. */ matchModelFromModelName(modelName: string): string | number; /** * Return a fully-qualified product resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @param {string} branch * @param {string} product * @returns {string} Resource name string. */ productPath(project: string, location: string, catalog: string, branch: string, product: string): string; /** * Parse the project from Product resource. * * @param {string} productName * A fully-qualified path representing Product resource. * @returns {string} A string representing the project. */ matchProjectFromProductName(productName: string): string | number; /** * Parse the location from Product resource. * * @param {string} productName * A fully-qualified path representing Product resource. * @returns {string} A string representing the location. */ matchLocationFromProductName(productName: string): string | number; /** * Parse the catalog from Product resource. * * @param {string} productName * A fully-qualified path representing Product resource. * @returns {string} A string representing the catalog. */ matchCatalogFromProductName(productName: string): string | number; /** * Parse the branch from Product resource. * * @param {string} productName * A fully-qualified path representing Product resource. * @returns {string} A string representing the branch. */ matchBranchFromProductName(productName: string): string | number; /** * Parse the product from Product resource. * * @param {string} productName * A fully-qualified path representing Product resource. * @returns {string} A string representing the product. */ matchProductFromProductName(productName: string): string | number; /** * Return a fully-qualified retailProject resource name string. * * @param {string} project * @returns {string} Resource name string. */ retailProjectPath(project: string): string; /** * Parse the project from RetailProject resource. * * @param {string} retailProjectName * A fully-qualified path representing RetailProject resource. * @returns {string} A string representing the project. */ matchProjectFromRetailProjectName(retailProjectName: string): string | number; /** * Return a fully-qualified servingConfig resource name string. * * @param {string} project * @param {string} location * @param {string} catalog * @param {string} serving_config * @returns {string} Resource name string. */ servingConfigPath(project: string, location: string, catalog: string, servingConfig: string): string; /** * Parse the project from ServingConfig resource. * * @param {string} servingConfigName * A fully-qualified path representing ServingConfig resource. * @returns {string} A string representing the project. */ matchProjectFromServingConfigName(servingConfigName: string): string | number; /** * Parse the location from ServingConfig resource. * * @param {string} servingConfigName * A fully-qualified path representing ServingConfig resource. * @returns {string} A string representing the location. */ matchLocationFromServingConfigName(servingConfigName: string): string | number; /** * Parse the catalog from ServingConfig resource. * * @param {string} servingConfigName * A fully-qualified path representing ServingConfig resource. * @returns {string} A string representing the catalog. */ matchCatalogFromServingConfigName(servingConfigName: string): string | number; /** * Parse the serving_config from ServingConfig resource. * * @param {string} servingConfigName * A fully-qualified path representing ServingConfig resource. * @returns {string} A string representing the serving_config. */ matchServingConfigFromServingConfigName(servingConfigName: string): string | number; /** * Terminate the gRPC channel and close the client. * * The client will no longer be usable and all future behavior is undefined. * @returns {Promise} A promise that resolves when the client is closed. */ close(): Promise; }