| Class | Description | 
| com.google.cloud.discoveryengine.v1alpha.AclConfig | Access Control Configuration. | 
| com.google.cloud.discoveryengine.v1alpha.AclConfig.Builder | Access Control Configuration. | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigName |  | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigName.Builder | Builder for projects/{project}/locations/{location}/aclConfig. | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigProto |  | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigServiceGrpc | Service for managing Acl Configuration. | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigServiceGrpc.AclConfigServiceImplBase | Base class for the server implementation of the service AclConfigService.
 Service for managing Acl Configuration. | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.AclConfigServiceSettings.Builder | Builder for AclConfigServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.AlloyDbSource | AlloyDB source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.AlloyDbSource.Builder | AlloyDB source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.Answer | Defines an answer. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Builder | Defines an answer. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Citation | Citation info for a segment. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Citation.Builder | Citation info for a segment. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.CitationSource | Citation source. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.CitationSource.Builder | Citation source. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.QueryUnderstandingInfo | Query understanding information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.QueryUnderstandingInfo.Builder | Query understanding information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.QueryUnderstandingInfo.QueryClassificationInfo | Query classification information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.QueryUnderstandingInfo.QueryClassificationInfo.Builder | Query classification information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference | Reference. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.Builder | Reference. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.ChunkInfo | Chunk information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.ChunkInfo.Builder | Chunk information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.ChunkInfo.DocumentMetadata | Document metadata. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.ChunkInfo.DocumentMetadata.Builder | Document metadata. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.StructuredDocumentInfo | Structured search information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.StructuredDocumentInfo.Builder | Structured search information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.UnstructuredDocumentInfo | Unstructured document information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.UnstructuredDocumentInfo.Builder | Unstructured document information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.UnstructuredDocumentInfo.ChunkContent | Chunk content. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Reference.UnstructuredDocumentInfo.ChunkContent.Builder | Chunk content. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step | Step information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action | Action. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Builder | Action. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation | Observation. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.Builder | Observation. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult | Protobuf type 
 google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult.Builder | Protobuf type 
 google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult.ChunkInfo | Chunk information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult.ChunkInfo.Builder | Chunk information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult.SnippetInfo | Snippet information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.Observation.SearchResult.SnippetInfo.Builder | Snippet information. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.SearchAction | Search action. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Action.SearchAction.Builder | Search action. | 
| com.google.cloud.discoveryengine.v1alpha.Answer.Step.Builder | Step information. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerName |  | 
| com.google.cloud.discoveryengine.v1alpha.AnswerName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/sessions/{session}/answers/{answer}. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerName.ProjectLocationCollectionDataStoreSessionAnswerBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/sessions/{session}/answers/{answer}. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerName.ProjectLocationCollectionEngineSessionAnswerBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/engines/{engine}/sessions/{session}/answers/{answer}. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerProto |  | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest | Request message for
 ConversationalSearchService.AnswerQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.AnswerGenerationSpec | Answer generation specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.AnswerGenerationSpec.Builder | Answer generation specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.AnswerGenerationSpec.ModelSpec | Answer Generation Model specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.AnswerGenerationSpec.ModelSpec.Builder | Answer Generation Model specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.AnswerGenerationSpec.PromptSpec | Answer generation prompt specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.AnswerGenerationSpec.PromptSpec.Builder | Answer generation prompt specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.Builder | Request message for
 ConversationalSearchService.AnswerQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.QueryUnderstandingSpec | Query understanding specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.QueryUnderstandingSpec.Builder | Query understanding specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.QueryUnderstandingSpec.QueryClassificationSpec | Query classification specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.QueryUnderstandingSpec.QueryClassificationSpec.Builder | Query classification specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.QueryUnderstandingSpec.QueryRephraserSpec | Query rephraser specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.QueryUnderstandingSpec.QueryRephraserSpec.Builder | Query rephraser specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.RelatedQuestionsSpec | Related questions specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.RelatedQuestionsSpec.Builder | Related questions specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SafetySpec | Safety specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SafetySpec.Builder | Safety specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec | Search specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.Builder | Search specification. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchParams | Search parameters. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchParams.Builder | Search parameters. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList | Search result list. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.Builder | Search result list. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult | Search result. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.Builder | Search result. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.ChunkInfo | Chunk information. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.ChunkInfo.Builder | Chunk information. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo | Unstructured document information. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.Builder | Unstructured document information. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.DocumentContext | Document context. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.DocumentContext.Builder | Document context. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.ExtractiveAnswer | Extractive answer.
 Guide | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.ExtractiveAnswer.Builder | Extractive answer.
 Guide | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.ExtractiveSegment | Extractive segment.
 Guide | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryRequest.SearchSpec.SearchResultList.SearchResult.UnstructuredDocumentInfo.ExtractiveSegment.Builder | Extractive segment.
 Guide | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryResponse | Response message for
 ConversationalSearchService.AnswerQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.AnswerQueryResponse.Builder | Response message for
 ConversationalSearchService.AnswerQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchCreateTargetSiteMetadata | Metadata related to the progress of the
 SiteSearchEngineService.BatchCreateTargetSites
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.BatchCreateTargetSiteMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.BatchCreateTargetSites
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.BatchCreateTargetSitesRequest | Request message for
 SiteSearchEngineService.BatchCreateTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchCreateTargetSitesRequest.Builder | Request message for
 SiteSearchEngineService.BatchCreateTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchCreateTargetSitesResponse | Response message for
 SiteSearchEngineService.BatchCreateTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchCreateTargetSitesResponse.Builder | Response message for
 SiteSearchEngineService.BatchCreateTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataRequest | Request message for
 DocumentService.BatchGetDocumentsMetadata
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataRequest.Builder | Request message for
 DocumentService.BatchGetDocumentsMetadata
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataRequest.Matcher | Matcher for the Documents.
 Currently supports matching by exact URIs. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataRequest.Matcher.Builder | Matcher for the Documents.
 Currently supports matching by exact URIs. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataRequest.UrisMatcher | Matcher for the Documents
 by exact uris. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataRequest.UrisMatcher.Builder | Matcher for the Documents
 by exact uris. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataResponse | Response message for
 DocumentService.BatchGetDocumentsMetadata
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataResponse.Builder | Response message for
 DocumentService.BatchGetDocumentsMetadata
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataResponse.DocumentMetadata | The metadata of a
 Document. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataResponse.DocumentMetadata.Builder | The metadata of a
 Document. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataResponse.DocumentMetadata.MatcherValue | The value of the matcher that was used to match the
 Document. | 
| com.google.cloud.discoveryengine.v1alpha.BatchGetDocumentsMetadataResponse.DocumentMetadata.MatcherValue.Builder | The value of the matcher that was used to match the
 Document. | 
| com.google.cloud.discoveryengine.v1alpha.BatchVerifyTargetSitesMetadata | Metadata related to the progress of the
 SiteSearchEngineService.BatchVerifyTargetSites
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.BatchVerifyTargetSitesMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.BatchVerifyTargetSites
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.BatchVerifyTargetSitesRequest | Request message for
 SiteSearchEngineService.BatchVerifyTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchVerifyTargetSitesRequest.Builder | Request message for
 SiteSearchEngineService.BatchVerifyTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchVerifyTargetSitesResponse | Response message for
 SiteSearchEngineService.BatchVerifyTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BatchVerifyTargetSitesResponse.Builder | Response message for
 SiteSearchEngineService.BatchVerifyTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.BigQuerySource | BigQuery source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.BigQuerySource.Builder | BigQuery source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableOptions | The Bigtable Options object that contains information to support
 the import. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableOptions.BigtableColumn | The column of the Bigtable. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableOptions.BigtableColumn.Builder | The column of the Bigtable. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableOptions.BigtableColumnFamily | The column family of the Bigtable. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableOptions.BigtableColumnFamily.Builder | The column family of the Bigtable. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableOptions.Builder | The Bigtable Options object that contains information to support
 the import. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableSource | The Cloud Bigtable source for importing data. | 
| com.google.cloud.discoveryengine.v1alpha.BigtableSource.Builder | The Cloud Bigtable source for importing data. | 
| com.google.cloud.discoveryengine.v1alpha.BranchName |  | 
| com.google.cloud.discoveryengine.v1alpha.BranchName.Builder | Builder for projects/{project}/locations/{location}/dataStores/{data_store}/branches/{branch}. | 
| com.google.cloud.discoveryengine.v1alpha.BranchName.ProjectLocationCollectionDataStoreBranchBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/branches/{branch}. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingRequest | Request message for
 GroundedGenerationService.CheckGrounding
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingRequest.Builder | Request message for
 GroundedGenerationService.CheckGrounding
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingResponse | Response message for the
 GroundedGenerationService.CheckGrounding
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingResponse.Builder | Response message for the
 GroundedGenerationService.CheckGrounding
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingResponse.Claim | Text and citation info for a claim in the answer candidate. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingResponse.Claim.Builder | Text and citation info for a claim in the answer candidate. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingSpec | Specification for the grounding check. | 
| com.google.cloud.discoveryengine.v1alpha.CheckGroundingSpec.Builder | Specification for the grounding check. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk | Chunk captures all raw metadata information of items to be recommended or
 searched in the chunk mode. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.Builder | Chunk captures all raw metadata information of items to be recommended or
 searched in the chunk mode. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.ChunkMetadata | Metadata of the current chunk. This field is only populated on
 SearchService.Search
 API. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.ChunkMetadata.Builder | Metadata of the current chunk. This field is only populated on
 SearchService.Search
 API. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.DocumentMetadata | Document metadata contains the information of the document of the current
 chunk. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.DocumentMetadata.Builder | Document metadata contains the information of the document of the current
 chunk. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.PageSpan | Page span of the chunk. | 
| com.google.cloud.discoveryengine.v1alpha.Chunk.PageSpan.Builder | Page span of the chunk. | 
| com.google.cloud.discoveryengine.v1alpha.ChunkName |  | 
| com.google.cloud.discoveryengine.v1alpha.ChunkName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/branches/{branch}/documents/{document}/chunks/{chunk}. | 
| com.google.cloud.discoveryengine.v1alpha.ChunkName.ProjectLocationCollectionDataStoreBranchDocumentChunkBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/branches/{branch}/documents/{document}/chunks/{chunk}. | 
| com.google.cloud.discoveryengine.v1alpha.ChunkProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceClient.ListChunksFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceClient.ListChunksPage |  | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceClient.ListChunksPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceGrpc | Service for displaying processed
 Chunk information of the
 customer's unstructured data. | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceGrpc.ChunkServiceImplBase | Base class for the server implementation of the service ChunkService.
 Service for displaying processed | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ChunkServiceSettings.Builder | Builder for ChunkServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.CloudSqlSource | Cloud SQL source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.CloudSqlSource.Builder | Cloud SQL source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.CollectUserEventRequest | Request message for CollectUserEvent method. | 
| com.google.cloud.discoveryengine.v1alpha.CollectUserEventRequest.Builder | Request message for CollectUserEvent method. | 
| com.google.cloud.discoveryengine.v1alpha.CollectionName |  | 
| com.google.cloud.discoveryengine.v1alpha.CollectionName.Builder | Builder for projects/{project}/locations/{location}/collections/{collection}. | 
| com.google.cloud.discoveryengine.v1alpha.CommonProto |  | 
| com.google.cloud.discoveryengine.v1alpha.CompleteQueryRequest | Request message for
 CompletionService.CompleteQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CompleteQueryRequest.Builder | Request message for
 CompletionService.CompleteQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CompleteQueryResponse | Response message for
 CompletionService.CompleteQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CompleteQueryResponse.Builder | Response message for
 CompletionService.CompleteQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CompleteQueryResponse.QuerySuggestion | Suggestions as search queries. | 
| com.google.cloud.discoveryengine.v1alpha.CompleteQueryResponse.QuerySuggestion.Builder | Suggestions as search queries. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionInfo | Detailed completion information including completion attribution token and
 clicked completion info. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionInfo.Builder | Detailed completion information including completion attribution token and
 clicked completion info. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionProto |  | 
| com.google.cloud.discoveryengine.v1alpha.CompletionServiceGrpc | Service for Auto-Completion. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionServiceGrpc.CompletionServiceImplBase | Base class for the server implementation of the service CompletionService.
 Service for Auto-Completion. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.CompletionServiceSettings.Builder | Builder for CompletionServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionSuggestion | Autocomplete suggestions that are imported from Customer. | 
| com.google.cloud.discoveryengine.v1alpha.CompletionSuggestion.Builder | Autocomplete suggestions that are imported from Customer. | 
| com.google.cloud.discoveryengine.v1alpha.Condition | Defines circumstances to be checked before allowing a behavior | 
| com.google.cloud.discoveryengine.v1alpha.Condition.Builder | Defines circumstances to be checked before allowing a behavior | 
| com.google.cloud.discoveryengine.v1alpha.Condition.QueryTerm | Matcher for search request query | 
| com.google.cloud.discoveryengine.v1alpha.Condition.QueryTerm.Builder | Matcher for search request query | 
| com.google.cloud.discoveryengine.v1alpha.Condition.TimeRange | Used for time-dependent conditions. | 
| com.google.cloud.discoveryengine.v1alpha.Condition.TimeRange.Builder | Used for time-dependent conditions. | 
| com.google.cloud.discoveryengine.v1alpha.Control | Defines a conditioned behavior to employ during serving.
 Must be attached to a
 ServingConfig to be | 
| com.google.cloud.discoveryengine.v1alpha.Control.BoostAction | Adjusts order of products in returned list. | 
| com.google.cloud.discoveryengine.v1alpha.Control.BoostAction.Builder | Adjusts order of products in returned list. | 
| com.google.cloud.discoveryengine.v1alpha.Control.Builder | Defines a conditioned behavior to employ during serving.
 Must be attached to a
 ServingConfig to be | 
| com.google.cloud.discoveryengine.v1alpha.Control.FilterAction | Specified which products may be included in results.
 Uses same filter as boost. | 
| com.google.cloud.discoveryengine.v1alpha.Control.FilterAction.Builder | Specified which products may be included in results.
 Uses same filter as boost. | 
| com.google.cloud.discoveryengine.v1alpha.Control.RedirectAction | Redirects a shopper to the provided URI. | 
| com.google.cloud.discoveryengine.v1alpha.Control.RedirectAction.Builder | Redirects a shopper to the provided URI. | 
| com.google.cloud.discoveryengine.v1alpha.Control.SynonymsAction | Creates a set of terms that will act as synonyms of one another.
 Example: "happy" will also be considered as "glad", "glad" will also be | 
| com.google.cloud.discoveryengine.v1alpha.Control.SynonymsAction.Builder | Creates a set of terms that will act as synonyms of one another.
 Example: "happy" will also be considered as "glad", "glad" will also be | 
| com.google.cloud.discoveryengine.v1alpha.ControlName |  | 
| com.google.cloud.discoveryengine.v1alpha.ControlName.Builder | Builder for projects/{project}/locations/{location}/dataStores/{data_store}/controls/{control}. | 
| com.google.cloud.discoveryengine.v1alpha.ControlName.ProjectLocationCollectionDataStoreControlBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/controls/{control}. | 
| com.google.cloud.discoveryengine.v1alpha.ControlName.ProjectLocationCollectionEngineControlBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/engines/{engine}/controls/{control}. | 
| com.google.cloud.discoveryengine.v1alpha.ControlProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceClient.ListControlsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceClient.ListControlsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceClient.ListControlsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceGrpc | Service for performing CRUD operations on Controls.
 Controls allow for custom logic to be implemented in the serving path.
 Controls need to be attached to a Serving Config to be considered during a | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceGrpc.ControlServiceImplBase | Base class for the server implementation of the service ControlService.
 Service for performing CRUD operations on Controls. | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ControlServiceSettings.Builder | Builder for ControlServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.Conversation | External conversation proto definition. | 
| com.google.cloud.discoveryengine.v1alpha.Conversation.Builder | External conversation proto definition. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationContext | Defines context of the conversation | 
| com.google.cloud.discoveryengine.v1alpha.ConversationContext.Builder | Defines context of the conversation | 
| com.google.cloud.discoveryengine.v1alpha.ConversationMessage | Defines a conversation message. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationMessage.Builder | Defines a conversation message. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationName |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/conversations/{conversation}. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationName.ProjectLocationCollectionDataStoreConversationBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/conversations/{conversation}. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationName.ProjectLocationCollectionEngineConversationBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/engines/{engine}/conversations/{conversation}. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceClient.ListConversationsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceClient.ListConversationsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceClient.ListConversationsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceClient.ListSessionsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceClient.ListSessionsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceClient.ListSessionsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceGrpc | Service for conversational search. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceGrpc.ConversationalSearchServiceImplBase | Base class for the server implementation of the service ConversationalSearchService.
 Service for conversational search. | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ConversationalSearchServiceSettings.Builder | Builder for ConversationalSearchServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.ConverseConversationRequest | Request message for
 ConversationalSearchService.ConverseConversation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ConverseConversationRequest.Builder | Request message for
 ConversationalSearchService.ConverseConversation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ConverseConversationResponse | Response message for
 ConversationalSearchService.ConverseConversation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ConverseConversationResponse.Builder | Response message for
 ConversationalSearchService.ConverseConversation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateControlRequest | Request for CreateControl method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateControlRequest.Builder | Request for CreateControl method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateConversationRequest | Request for CreateConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateConversationRequest.Builder | Request for CreateConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateDataStoreMetadata | Metadata related to the progress of the
 DataStoreService.CreateDataStore
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.CreateDataStoreMetadata.Builder | Metadata related to the progress of the
 DataStoreService.CreateDataStore
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.CreateDataStoreRequest | Request for
 DataStoreService.CreateDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateDataStoreRequest.Builder | Request for
 DataStoreService.CreateDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateDocumentRequest | Request message for
 DocumentService.CreateDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateDocumentRequest.Builder | Request message for
 DocumentService.CreateDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateEngineMetadata | Metadata related to the progress of the
 EngineService.CreateEngine
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.CreateEngineMetadata.Builder | Metadata related to the progress of the
 EngineService.CreateEngine
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.CreateEngineRequest | Request for
 EngineService.CreateEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateEngineRequest.Builder | Request for
 EngineService.CreateEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateEvaluationMetadata | Metadata for
 EvaluationService.CreateEvaluation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateEvaluationMetadata.Builder | Metadata for
 EvaluationService.CreateEvaluation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateEvaluationRequest | Request message for
 EvaluationService.CreateEvaluation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateEvaluationRequest.Builder | Request message for
 EvaluationService.CreateEvaluation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSampleQueryRequest | Request message for
 SampleQueryService.CreateSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSampleQueryRequest.Builder | Request message for
 SampleQueryService.CreateSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSampleQuerySetRequest | Request message for
 SampleQuerySetService.CreateSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSampleQuerySetRequest.Builder | Request message for
 SampleQuerySetService.CreateSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSchemaMetadata | Metadata for Create Schema LRO. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSchemaMetadata.Builder | Metadata for Create Schema LRO. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSchemaRequest | Request message for
 SchemaService.CreateSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSchemaRequest.Builder | Request message for
 SchemaService.CreateSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSessionRequest | Request for CreateSession method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateSessionRequest.Builder | Request for CreateSession method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateTargetSiteMetadata | Metadata related to the progress of the
 SiteSearchEngineService.CreateTargetSite
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.CreateTargetSiteMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.CreateTargetSite
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.CreateTargetSiteRequest | Request message for
 SiteSearchEngineService.CreateTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CreateTargetSiteRequest.Builder | Request message for
 SiteSearchEngineService.CreateTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.CustomAttribute | A custom attribute that is not explicitly modeled in a resource, e.g.
 UserEvent. | 
| com.google.cloud.discoveryengine.v1alpha.CustomAttribute.Builder | A custom attribute that is not explicitly modeled in a resource, e.g.
 UserEvent. | 
| com.google.cloud.discoveryengine.v1alpha.CustomFineTuningSpec | Defines custom fine tuning spec. | 
| com.google.cloud.discoveryengine.v1alpha.CustomFineTuningSpec.Builder | Defines custom fine tuning spec. | 
| com.google.cloud.discoveryengine.v1alpha.CustomTuningModel | Metadata that describes a custom tuned model. | 
| com.google.cloud.discoveryengine.v1alpha.CustomTuningModel.Builder | Metadata that describes a custom tuned model. | 
| com.google.cloud.discoveryengine.v1alpha.CustomTuningModelProto |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStore | DataStore captures global settings and configs at the DataStore level. | 
| com.google.cloud.discoveryengine.v1alpha.DataStore.Builder | DataStore captures global settings and configs at the DataStore level. | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreName |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreName.Builder | Builder for projects/{project}/locations/{location}/dataStores/{data_store}. | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreName.ProjectLocationCollectionDataStoreBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}. | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreProto |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceClient.ListDataStoresFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceClient.ListDataStoresPage |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceClient.ListDataStoresPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceGrpc | Service for managing
 DataStore configuration. | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceGrpc.DataStoreServiceImplBase | Base class for the server implementation of the service DataStoreService.
 Service for managing | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.DataStoreServiceSettings.Builder | Builder for DataStoreServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteControlRequest | Request for DeleteControl method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteControlRequest.Builder | Request for DeleteControl method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteConversationRequest | Request for DeleteConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteConversationRequest.Builder | Request for DeleteConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteDataStoreMetadata | Metadata related to the progress of the
 DataStoreService.DeleteDataStore
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DeleteDataStoreMetadata.Builder | Metadata related to the progress of the
 DataStoreService.DeleteDataStore
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DeleteDataStoreRequest | Request message for
 DataStoreService.DeleteDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteDataStoreRequest.Builder | Request message for
 DataStoreService.DeleteDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteDocumentRequest | Request message for
 DocumentService.DeleteDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteDocumentRequest.Builder | Request message for
 DocumentService.DeleteDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteEngineMetadata | Metadata related to the progress of the
 EngineService.DeleteEngine
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DeleteEngineMetadata.Builder | Metadata related to the progress of the
 EngineService.DeleteEngine
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DeleteEngineRequest | Request message for
 EngineService.DeleteEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteEngineRequest.Builder | Request message for
 EngineService.DeleteEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSampleQueryRequest | Request message for
 SampleQueryService.DeleteSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSampleQueryRequest.Builder | Request message for
 SampleQueryService.DeleteSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSampleQuerySetRequest | Request message for
 SampleQuerySetService.DeleteSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSampleQuerySetRequest.Builder | Request message for
 SampleQuerySetService.DeleteSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSchemaMetadata | Metadata for DeleteSchema LRO. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSchemaMetadata.Builder | Metadata for DeleteSchema LRO. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSchemaRequest | Request message for
 SchemaService.DeleteSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSchemaRequest.Builder | Request message for
 SchemaService.DeleteSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSessionRequest | Request for DeleteSession method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteSessionRequest.Builder | Request for DeleteSession method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteTargetSiteMetadata | Metadata related to the progress of the
 SiteSearchEngineService.DeleteTargetSite
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DeleteTargetSiteMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.DeleteTargetSite
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DeleteTargetSiteRequest | Request message for
 SiteSearchEngineService.DeleteTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DeleteTargetSiteRequest.Builder | Request message for
 SiteSearchEngineService.DeleteTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DisableAdvancedSiteSearchMetadata | Metadata related to the progress of the
 SiteSearchEngineService.DisableAdvancedSiteSearch
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DisableAdvancedSiteSearchMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.DisableAdvancedSiteSearch
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.DisableAdvancedSiteSearchRequest | Request message for
 SiteSearchEngineService.DisableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DisableAdvancedSiteSearchRequest.Builder | Request message for
 SiteSearchEngineService.DisableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DisableAdvancedSiteSearchResponse | Response message for
 SiteSearchEngineService.DisableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.DisableAdvancedSiteSearchResponse.Builder | Response message for
 SiteSearchEngineService.DisableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.Document | Document captures all raw metadata information of items to be recommended or
 searched. | 
| com.google.cloud.discoveryengine.v1alpha.Document.AclInfo | ACL Information of the Document. | 
| com.google.cloud.discoveryengine.v1alpha.Document.AclInfo.AccessRestriction | AclRestriction to model complex inheritance restrictions.
 Example: Modeling a "Both Permit" inheritance, where to access a | 
| com.google.cloud.discoveryengine.v1alpha.Document.AclInfo.AccessRestriction.Builder | AclRestriction to model complex inheritance restrictions.
 Example: Modeling a "Both Permit" inheritance, where to access a | 
| com.google.cloud.discoveryengine.v1alpha.Document.AclInfo.Builder | ACL Information of the Document. | 
| com.google.cloud.discoveryengine.v1alpha.Document.Builder | Document captures all raw metadata information of items to be recommended or
 searched. | 
| com.google.cloud.discoveryengine.v1alpha.Document.Content | Unstructured data linked to this document. | 
| com.google.cloud.discoveryengine.v1alpha.Document.Content.Builder | Unstructured data linked to this document. | 
| com.google.cloud.discoveryengine.v1alpha.Document.IndexStatus | Index status of the document. | 
| com.google.cloud.discoveryengine.v1alpha.Document.IndexStatus.Builder | Index status of the document. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentInfo | Detailed document information associated with a user event. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentInfo.Builder | Detailed document information associated with a user event. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentName |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/branches/{branch}/documents/{document}. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentName.ProjectLocationCollectionDataStoreBranchDocumentBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/branches/{branch}/documents/{document}. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig | A singleton resource of
 DataStore. It's empty when
 DataStore is created, which | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.Builder | A singleton resource of
 DataStore. It's empty when
 DataStore is created, which | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ChunkingConfig | Configuration for chunking config. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ChunkingConfig.Builder | Configuration for chunking config. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ChunkingConfig.LayoutBasedChunkingConfig | Configuration for the layout based chunking. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ChunkingConfig.LayoutBasedChunkingConfig.Builder | Configuration for the layout based chunking. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig | Related configurations applied to a specific type of document parser. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.Builder | Related configurations applied to a specific type of document parser. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.DigitalParsingConfig | The digital parsing configurations for documents. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.DigitalParsingConfig.Builder | The digital parsing configurations for documents. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.LayoutParsingConfig | The layout parsing configurations for documents. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.LayoutParsingConfig.Builder | The layout parsing configurations for documents. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.OcrParsingConfig | The OCR parsing configurations for documents. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfig.ParsingConfig.OcrParsingConfig.Builder | The OCR parsing configurations for documents. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfigName |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfigName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/documentProcessingConfig. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfigName.ProjectLocationCollectionDataStoreBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/documentProcessingConfig. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProcessingConfigProto |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentProto |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceClient.ListDocumentsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceClient.ListDocumentsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceClient.ListDocumentsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceGrpc | Service for ingesting
 Document information of the
 customer's website. | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceGrpc.DocumentServiceImplBase | Base class for the server implementation of the service DocumentService.
 Service for ingesting | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.DocumentServiceSettings.Builder | Builder for DocumentServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.DoubleList | Double list. | 
| com.google.cloud.discoveryengine.v1alpha.DoubleList.Builder | Double list. | 
| com.google.cloud.discoveryengine.v1alpha.EmbeddingConfig | Defines embedding config, used for bring your own embeddings feature. | 
| com.google.cloud.discoveryengine.v1alpha.EmbeddingConfig.Builder | Defines embedding config, used for bring your own embeddings feature. | 
| com.google.cloud.discoveryengine.v1alpha.EnableAdvancedSiteSearchMetadata | Metadata related to the progress of the
 SiteSearchEngineService.EnableAdvancedSiteSearch
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.EnableAdvancedSiteSearchMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.EnableAdvancedSiteSearch
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.EnableAdvancedSiteSearchRequest | Request message for
 SiteSearchEngineService.EnableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.EnableAdvancedSiteSearchRequest.Builder | Request message for
 SiteSearchEngineService.EnableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.EnableAdvancedSiteSearchResponse | Response message for
 SiteSearchEngineService.EnableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.EnableAdvancedSiteSearchResponse.Builder | Response message for
 SiteSearchEngineService.EnableAdvancedSiteSearch
 method. | 
| com.google.cloud.discoveryengine.v1alpha.Engine | Metadata that describes the training and serving parameters of an
 Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.Builder | Metadata that describes the training and serving parameters of an
 Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.ChatEngineConfig | Configurations for a Chat Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.ChatEngineConfig.AgentCreationConfig | Configurations for generating a Dialogflow agent.
 Note that these configurations are one-time consumed by | 
| com.google.cloud.discoveryengine.v1alpha.Engine.ChatEngineConfig.AgentCreationConfig.Builder | Configurations for generating a Dialogflow agent.
 Note that these configurations are one-time consumed by | 
| com.google.cloud.discoveryengine.v1alpha.Engine.ChatEngineConfig.Builder | Configurations for a Chat Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.ChatEngineMetadata | Additional information of a Chat Engine.
 Fields in this message are output only. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.ChatEngineMetadata.Builder | Additional information of a Chat Engine.
 Fields in this message are output only. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.CommonConfig | Common configurations for an Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.CommonConfig.Builder | Common configurations for an Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.MediaRecommendationEngineConfig | Additional config specs for a Media Recommendation engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.MediaRecommendationEngineConfig.Builder | Additional config specs for a Media Recommendation engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.MediaRecommendationEngineConfig.OptimizationObjectiveConfig | Custom threshold for cvroptimization_objective. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.MediaRecommendationEngineConfig.OptimizationObjectiveConfig.Builder | Custom threshold for cvroptimization_objective. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.RecommendationMetadata | Additional information of a recommendation engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.RecommendationMetadata.Builder | Additional information of a recommendation engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.SearchEngineConfig | Configurations for a Search Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.SearchEngineConfig.Builder | Configurations for a Search Engine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.SimilarDocumentsEngineConfig | Additional config specs for a similar-itemsengine. | 
| com.google.cloud.discoveryengine.v1alpha.Engine.SimilarDocumentsEngineConfig.Builder | Additional config specs for a similar-itemsengine. | 
| com.google.cloud.discoveryengine.v1alpha.EngineName |  | 
| com.google.cloud.discoveryengine.v1alpha.EngineName.Builder | Builder for projects/{project}/locations/{location}/collections/{collection}/engines/{engine}. | 
| com.google.cloud.discoveryengine.v1alpha.EngineProto |  | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceClient.ListEnginesFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceClient.ListEnginesPage |  | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceClient.ListEnginesPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceGrpc | Service for managing Engine
 configuration. | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceGrpc.EngineServiceImplBase | Base class for the server implementation of the service EngineService.
 Service for managing Engine | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.EngineServiceSettings.Builder | Builder for EngineServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateBillingServiceGrpc | Service for managing billing estimations resources. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateBillingServiceGrpc.EstimateBillingServiceImplBase | Base class for the server implementation of the service EstimateBillingService.
 Service for managing billing estimations resources. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateBillingServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.EstimateBillingServiceSettings.Builder | Builder for EstimateBillingServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeMetadata | Metadata related to the progress of the EstimateDataSize operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeMetadata.Builder | Metadata related to the progress of the EstimateDataSize operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest | Request message for
 EstimateBillingService.EstimateDataSize
 method | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.Builder | Request message for
 EstimateBillingService.EstimateDataSize
 method | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.FileDataSource | Data source contains files either in Cloud Storage or BigQuery. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.FileDataSource.Builder | Data source contains files either in Cloud Storage or BigQuery. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.WebsiteDataSource | Data source is a set of website patterns that we crawl to get
 the total number of websites. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.WebsiteDataSource.Builder | Data source is a set of website patterns that we crawl to get
 the total number of websites. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.WebsiteDataSource.EstimatorUriPattern | URI patterns that we use to crawl. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeRequest.WebsiteDataSource.EstimatorUriPattern.Builder | URI patterns that we use to crawl. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeResponse | Response of the EstimateDataSize request. If the long running
 operation was successful, then this message is returned by the
 google.longrunning.Operations.response field if the operation was successful. | 
| com.google.cloud.discoveryengine.v1alpha.EstimateDataSizeResponse.Builder | Response of the EstimateDataSize request. If the long running
 operation was successful, then this message is returned by the
 google.longrunning.Operations.response field if the operation was successful. | 
| com.google.cloud.discoveryengine.v1alpha.Evaluation | An evaluation is a single execution (or run) of an evaluation process. It
 encapsulates the state of the evaluation and the resulting data. | 
| com.google.cloud.discoveryengine.v1alpha.Evaluation.Builder | An evaluation is a single execution (or run) of an evaluation process. It
 encapsulates the state of the evaluation and the resulting data. | 
| com.google.cloud.discoveryengine.v1alpha.Evaluation.EvaluationSpec | Describes the specification of the evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.Evaluation.EvaluationSpec.Builder | Describes the specification of the evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.Evaluation.EvaluationSpec.QuerySetSpec | Describes the specification of the query set. | 
| com.google.cloud.discoveryengine.v1alpha.Evaluation.EvaluationSpec.QuerySetSpec.Builder | Describes the specification of the query set. | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationName |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationName.Builder | Builder for projects/{project}/locations/{location}/evaluations/{evaluation}. | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationProto |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceClient.ListEvaluationResultsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceClient.ListEvaluationResultsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceClient.ListEvaluationResultsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceClient.ListEvaluationsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceClient.ListEvaluationsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceClient.ListEvaluationsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceGrpc | Service for managing
 Evaluations, | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceGrpc.EvaluationServiceImplBase | Base class for the server implementation of the service EvaluationService.
 Service for managing | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.EvaluationServiceSettings.Builder | Builder for EvaluationServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.FactChunk | Fact Chunk. | 
| com.google.cloud.discoveryengine.v1alpha.FactChunk.Builder | Fact Chunk. | 
| com.google.cloud.discoveryengine.v1alpha.FetchDomainVerificationStatusRequest | Request message for
 SiteSearchEngineService.FetchDomainVerificationStatus
 method. | 
| com.google.cloud.discoveryengine.v1alpha.FetchDomainVerificationStatusRequest.Builder | Request message for
 SiteSearchEngineService.FetchDomainVerificationStatus
 method. | 
| com.google.cloud.discoveryengine.v1alpha.FetchDomainVerificationStatusResponse | Response message for
 SiteSearchEngineService.FetchDomainVerificationStatus
 method. | 
| com.google.cloud.discoveryengine.v1alpha.FetchDomainVerificationStatusResponse.Builder | Response message for
 SiteSearchEngineService.FetchDomainVerificationStatus
 method. | 
| com.google.cloud.discoveryengine.v1alpha.FhirStoreSource | Cloud FhirStore source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.FhirStoreSource.Builder | Cloud FhirStore source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.FieldConfig | Configurations for fields of a schema. For example, configuring a field is
 indexable, or searchable. | 
| com.google.cloud.discoveryengine.v1alpha.FieldConfig.Builder | Configurations for fields of a schema. For example, configuring a field is
 indexable, or searchable. | 
| com.google.cloud.discoveryengine.v1alpha.FileCharacteristics | Caracteristics of other file types. | 
| com.google.cloud.discoveryengine.v1alpha.FileCharacteristics.Builder | Caracteristics of other file types. | 
| com.google.cloud.discoveryengine.v1alpha.FileMetadata | Represents a file attached to a session (context file) | 
| com.google.cloud.discoveryengine.v1alpha.FileMetadata.Builder | Represents a file attached to a session (context file) | 
| com.google.cloud.discoveryengine.v1alpha.FileView | Represents a specific alternate version or "view" of a file object,
 such as a summary, a thumbnail, a translated version, etc. | 
| com.google.cloud.discoveryengine.v1alpha.FileView.Builder | Represents a specific alternate version or "view" of a file object,
 such as a summary, a thumbnail, a translated version, etc. | 
| com.google.cloud.discoveryengine.v1alpha.FirestoreSource | Firestore source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.FirestoreSource.Builder | Firestore source import data from. | 
| com.google.cloud.discoveryengine.v1alpha.GcsSource | Cloud Storage location for input content. | 
| com.google.cloud.discoveryengine.v1alpha.GcsSource.Builder | Cloud Storage location for input content. | 
| com.google.cloud.discoveryengine.v1alpha.GetAclConfigRequest | Request message for GetAclConfigRequest method. | 
| com.google.cloud.discoveryengine.v1alpha.GetAclConfigRequest.Builder | Request message for GetAclConfigRequest method. | 
| com.google.cloud.discoveryengine.v1alpha.GetAnswerRequest | Request for GetAnswer method. | 
| com.google.cloud.discoveryengine.v1alpha.GetAnswerRequest.Builder | Request for GetAnswer method. | 
| com.google.cloud.discoveryengine.v1alpha.GetChunkRequest | Request message for
 ChunkService.GetChunk
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetChunkRequest.Builder | Request message for
 ChunkService.GetChunk
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetControlRequest | Request for GetControl method. | 
| com.google.cloud.discoveryengine.v1alpha.GetControlRequest.Builder | Request for GetControl method. | 
| com.google.cloud.discoveryengine.v1alpha.GetConversationRequest | Request for GetConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.GetConversationRequest.Builder | Request for GetConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.GetDataStoreRequest | Request message for
 DataStoreService.GetDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetDataStoreRequest.Builder | Request message for
 DataStoreService.GetDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetDocumentProcessingConfigRequest | Request for
 DataStoreService.GetDocumentProcessingConfig
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetDocumentProcessingConfigRequest.Builder | Request for
 DataStoreService.GetDocumentProcessingConfig
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetDocumentRequest | Request message for
 DocumentService.GetDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetDocumentRequest.Builder | Request message for
 DocumentService.GetDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetEngineRequest | Request message for
 EngineService.GetEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetEngineRequest.Builder | Request message for
 EngineService.GetEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetEvaluationRequest | Request message for
 EvaluationService.GetEvaluation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetEvaluationRequest.Builder | Request message for
 EvaluationService.GetEvaluation
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetProcessedDocumentRequest | Request message for
 DocumentService.GetDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetProcessedDocumentRequest.Builder | Request message for
 DocumentService.GetDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetProjectRequest | Request message for
 ProjectService.GetProject
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetProjectRequest.Builder | Request message for
 ProjectService.GetProject
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSampleQueryRequest | Request message for
 SampleQueryService.GetSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSampleQueryRequest.Builder | Request message for
 SampleQueryService.GetSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSampleQuerySetRequest | Request message for
 SampleQuerySetService.GetSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSampleQuerySetRequest.Builder | Request message for
 SampleQuerySetService.GetSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSchemaRequest | Request message for
 SchemaService.GetSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSchemaRequest.Builder | Request message for
 SchemaService.GetSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetServingConfigRequest | Request for GetServingConfig method. | 
| com.google.cloud.discoveryengine.v1alpha.GetServingConfigRequest.Builder | Request for GetServingConfig method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSessionRequest | Request for GetSession method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSessionRequest.Builder | Request for GetSession method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSiteSearchEngineRequest | Request message for
 SiteSearchEngineService.GetSiteSearchEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetSiteSearchEngineRequest.Builder | Request message for
 SiteSearchEngineService.GetSiteSearchEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetTargetSiteRequest | Request message for
 SiteSearchEngineService.GetTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetTargetSiteRequest.Builder | Request message for
 SiteSearchEngineService.GetTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetUriPatternDocumentDataRequest | Request message for
 SiteSearchEngineService.GetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetUriPatternDocumentDataRequest.Builder | Request message for
 SiteSearchEngineService.GetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetUriPatternDocumentDataResponse | Response message for
 SiteSearchEngineService.GetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GetUriPatternDocumentDataResponse.Builder | Response message for
 SiteSearchEngineService.GetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.GroundedGenerationServiceGrpc | Service for grounded generation. | 
| com.google.cloud.discoveryengine.v1alpha.GroundedGenerationServiceGrpc.GroundedGenerationServiceImplBase | Base class for the server implementation of the service GroundedGenerationService.
 Service for grounded generation. | 
| com.google.cloud.discoveryengine.v1alpha.GroundedGenerationServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.GroundedGenerationServiceSettings.Builder | Builder for GroundedGenerationServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.GroundingConfigName |  | 
| com.google.cloud.discoveryengine.v1alpha.GroundingConfigName.Builder | Builder for projects/{project}/locations/{location}/groundingConfigs/{grounding_config}. | 
| com.google.cloud.discoveryengine.v1alpha.GroundingFact | Grounding Fact. | 
| com.google.cloud.discoveryengine.v1alpha.GroundingFact.Builder | Grounding Fact. | 
| com.google.cloud.discoveryengine.v1alpha.GroundingProto |  | 
| com.google.cloud.discoveryengine.v1alpha.GuidedSearchSpec | Defines guided search spec. | 
| com.google.cloud.discoveryengine.v1alpha.GuidedSearchSpec.Builder | Defines guided search spec. | 
| com.google.cloud.discoveryengine.v1alpha.IdpConfig | Identity Provider Config. | 
| com.google.cloud.discoveryengine.v1alpha.IdpConfig.Builder | Identity Provider Config. | 
| com.google.cloud.discoveryengine.v1alpha.IdpConfig.ExternalIdpConfig | Third party IDP Config. | 
| com.google.cloud.discoveryengine.v1alpha.IdpConfig.ExternalIdpConfig.Builder | Third party IDP Config. | 
| com.google.cloud.discoveryengine.v1alpha.ImageCharacteristics | Standard characteristics of an image media view. | 
| com.google.cloud.discoveryengine.v1alpha.ImageCharacteristics.Builder | Standard characteristics of an image media view. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsMetadata | Metadata related to the progress of the ImportCompletionSuggestions
 operation. This will be returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsMetadata.Builder | Metadata related to the progress of the ImportCompletionSuggestions
 operation. This will be returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsRequest | Request message for
 CompletionService.ImportCompletionSuggestions
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsRequest.Builder | Request message for
 CompletionService.ImportCompletionSuggestions
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsRequest.InlineSource | The inline source for CompletionSuggestions. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsRequest.InlineSource.Builder | The inline source for CompletionSuggestions. | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsResponse | Response of the
 CompletionService.ImportCompletionSuggestions
 method. If the long running operation is done, this message is returned by | 
| com.google.cloud.discoveryengine.v1alpha.ImportCompletionSuggestionsResponse.Builder | Response of the
 CompletionService.ImportCompletionSuggestions
 method. If the long running operation is done, this message is returned by | 
| com.google.cloud.discoveryengine.v1alpha.ImportConfigProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsMetadata | Metadata related to the progress of the ImportDocuments operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsMetadata.Builder | Metadata related to the progress of the ImportDocuments operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsRequest | Request message for Import methods. | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsRequest.Builder | Request message for Import methods. | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsRequest.InlineSource | The inline source for the input config for ImportDocuments method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsRequest.InlineSource.Builder | The inline source for the input config for ImportDocuments method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsResponse | Response of the
 ImportDocumentsRequest.
 If the long running operation is done, then this message is returned by the | 
| com.google.cloud.discoveryengine.v1alpha.ImportDocumentsResponse.Builder | Response of the
 ImportDocumentsRequest.
 If the long running operation is done, then this message is returned by the | 
| com.google.cloud.discoveryengine.v1alpha.ImportErrorConfig | Configuration of destination for Import related errors. | 
| com.google.cloud.discoveryengine.v1alpha.ImportErrorConfig.Builder | Configuration of destination for Import related errors. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesMetadata | Metadata related to the progress of the ImportSampleQueries
 operation. This will be returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesMetadata.Builder | Metadata related to the progress of the ImportSampleQueries
 operation. This will be returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesRequest | Request message for
 SampleQueryService.ImportSampleQueries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesRequest.Builder | Request message for
 SampleQueryService.ImportSampleQueries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesRequest.InlineSource | The inline source for
 SampleQuerys. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesRequest.InlineSource.Builder | The inline source for
 SampleQuerys. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesResponse | Response of the
 SampleQueryService.ImportSampleQueries
 method. If the long running operation is done, this message is returned by | 
| com.google.cloud.discoveryengine.v1alpha.ImportSampleQueriesResponse.Builder | Response of the
 SampleQueryService.ImportSampleQueries
 method. If the long running operation is done, this message is returned by | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesMetadata | Metadata related to the progress of the ImportSuggestionDenyListEntries
 operation. This is returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesMetadata.Builder | Metadata related to the progress of the ImportSuggestionDenyListEntries
 operation. This is returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesRequest | Request message for
 CompletionService.ImportSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesRequest.Builder | Request message for
 CompletionService.ImportSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesRequest.InlineSource | The inline source for SuggestionDenyListEntry. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesRequest.InlineSource.Builder | The inline source for SuggestionDenyListEntry. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesResponse | Response message for
 CompletionService.ImportSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportSuggestionDenyListEntriesResponse.Builder | Response message for
 CompletionService.ImportSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsMetadata | Metadata related to the progress of the Import operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsMetadata.Builder | Metadata related to the progress of the Import operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsRequest | Request message for the ImportUserEvents request. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsRequest.Builder | Request message for the ImportUserEvents request. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsRequest.InlineSource | The inline source for the input config for ImportUserEvents method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsRequest.InlineSource.Builder | The inline source for the input config for ImportUserEvents method. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsResponse | Response of the ImportUserEventsRequest. If the long running
 operation was successful, then this message is returned by the
 google.longrunning.Operations.response field if the operation was successful. | 
| com.google.cloud.discoveryengine.v1alpha.ImportUserEventsResponse.Builder | Response of the ImportUserEventsRequest. If the long running
 operation was successful, then this message is returned by the
 google.longrunning.Operations.response field if the operation was successful. | 
| com.google.cloud.discoveryengine.v1alpha.Interval | A floating point interval. | 
| com.google.cloud.discoveryengine.v1alpha.Interval.Builder | A floating point interval. | 
| com.google.cloud.discoveryengine.v1alpha.LanguageInfo | Language info for DataStore. | 
| com.google.cloud.discoveryengine.v1alpha.LanguageInfo.Builder | Language info for DataStore. | 
| com.google.cloud.discoveryengine.v1alpha.ListChunksRequest | Request message for
 ChunkService.ListChunks
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListChunksRequest.Builder | Request message for
 ChunkService.ListChunks
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListChunksResponse | Response message for
 ChunkService.ListChunks
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListChunksResponse.Builder | Response message for
 ChunkService.ListChunks
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListControlsRequest | Request for ListControls method. | 
| com.google.cloud.discoveryengine.v1alpha.ListControlsRequest.Builder | Request for ListControls method. | 
| com.google.cloud.discoveryengine.v1alpha.ListControlsResponse | Response for ListControls method. | 
| com.google.cloud.discoveryengine.v1alpha.ListControlsResponse.Builder | Response for ListControls method. | 
| com.google.cloud.discoveryengine.v1alpha.ListConversationsRequest | Request for ListConversations method. | 
| com.google.cloud.discoveryengine.v1alpha.ListConversationsRequest.Builder | Request for ListConversations method. | 
| com.google.cloud.discoveryengine.v1alpha.ListConversationsResponse | Response for ListConversations method. | 
| com.google.cloud.discoveryengine.v1alpha.ListConversationsResponse.Builder | Response for ListConversations method. | 
| com.google.cloud.discoveryengine.v1alpha.ListCustomModelsRequest | Request message for
 SearchTuningService.ListCustomModels
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListCustomModelsRequest.Builder | Request message for
 SearchTuningService.ListCustomModels
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListCustomModelsResponse | Response message for
 SearchTuningService.ListCustomModels
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListCustomModelsResponse.Builder | Response message for
 SearchTuningService.ListCustomModels
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDataStoresRequest | Request message for
 DataStoreService.ListDataStores
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDataStoresRequest.Builder | Request message for
 DataStoreService.ListDataStores
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDataStoresResponse | Response message for
 DataStoreService.ListDataStores
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDataStoresResponse.Builder | Response message for
 DataStoreService.ListDataStores
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDocumentsRequest | Request message for
 DocumentService.ListDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDocumentsRequest.Builder | Request message for
 DocumentService.ListDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDocumentsResponse | Response message for
 DocumentService.ListDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListDocumentsResponse.Builder | Response message for
 DocumentService.ListDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEnginesRequest | Request message for
 EngineService.ListEngines
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEnginesRequest.Builder | Request message for
 EngineService.ListEngines
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEnginesResponse | Response message for
 EngineService.ListEngines
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEnginesResponse.Builder | Response message for
 EngineService.ListEngines
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationResultsRequest | Request message for
 EvaluationService.ListEvaluationResults
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationResultsRequest.Builder | Request message for
 EvaluationService.ListEvaluationResults
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationResultsResponse | Response message for
 EvaluationService.ListEvaluationResults
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationResultsResponse.Builder | Response message for
 EvaluationService.ListEvaluationResults
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationResultsResponse.EvaluationResult | Represents the results of an evaluation for a single
 SampleQuery. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationResultsResponse.EvaluationResult.Builder | Represents the results of an evaluation for a single
 SampleQuery. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationsRequest | Request message for
 EvaluationService.ListEvaluations
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationsRequest.Builder | Request message for
 EvaluationService.ListEvaluations
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationsResponse | Response message for
 EvaluationService.ListEvaluations
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListEvaluationsResponse.Builder | Response message for
 EvaluationService.ListEvaluations
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListFilesRequest | Request message for
 SessionService.ListFiles
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListFilesRequest.Builder | Request message for
 SessionService.ListFiles
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListFilesResponse | Response message for
 SessionService.ListFiles
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListFilesResponse.Builder | Response message for
 SessionService.ListFiles
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQueriesRequest | Request message for
 SampleQueryService.ListSampleQueries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQueriesRequest.Builder | Request message for
 SampleQueryService.ListSampleQueries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQueriesResponse | Response message for
 SampleQueryService.ListSampleQueries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQueriesResponse.Builder | Response message for
 SampleQueryService.ListSampleQueries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQuerySetsRequest | Request message for
 SampleQuerySetService.ListSampleQuerySets
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQuerySetsRequest.Builder | Request message for
 SampleQuerySetService.ListSampleQuerySets
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQuerySetsResponse | Response message for
 SampleQuerySetService.ListSampleQuerySets
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSampleQuerySetsResponse.Builder | Response message for
 SampleQuerySetService.ListSampleQuerySets
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSchemasRequest | Request message for
 SchemaService.ListSchemas
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSchemasRequest.Builder | Request message for
 SchemaService.ListSchemas
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSchemasResponse | Response message for
 SchemaService.ListSchemas
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSchemasResponse.Builder | Response message for
 SchemaService.ListSchemas
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListServingConfigsRequest | Request for ListServingConfigs method. | 
| com.google.cloud.discoveryengine.v1alpha.ListServingConfigsRequest.Builder | Request for ListServingConfigs method. | 
| com.google.cloud.discoveryengine.v1alpha.ListServingConfigsResponse | Response for ListServingConfigs method. | 
| com.google.cloud.discoveryengine.v1alpha.ListServingConfigsResponse.Builder | Response for ListServingConfigs method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSessionsRequest | Request for ListSessions method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSessionsRequest.Builder | Request for ListSessions method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSessionsResponse | Response for ListSessions method. | 
| com.google.cloud.discoveryengine.v1alpha.ListSessionsResponse.Builder | Response for ListSessions method. | 
| com.google.cloud.discoveryengine.v1alpha.ListTargetSitesRequest | Request message for
 SiteSearchEngineService.ListTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListTargetSitesRequest.Builder | Request message for
 SiteSearchEngineService.ListTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListTargetSitesResponse | Response message for
 SiteSearchEngineService.ListTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ListTargetSitesResponse.Builder | Response message for
 SiteSearchEngineService.ListTargetSites
 method. | 
| com.google.cloud.discoveryengine.v1alpha.LocationName |  | 
| com.google.cloud.discoveryengine.v1alpha.LocationName.Builder | Builder for projects/{project}/locations/{location}. | 
| com.google.cloud.discoveryengine.v1alpha.MediaInfo | Media-specific user event information. | 
| com.google.cloud.discoveryengine.v1alpha.MediaInfo.Builder | Media-specific user event information. | 
| com.google.cloud.discoveryengine.v1alpha.PageInfo | Detailed page information. | 
| com.google.cloud.discoveryengine.v1alpha.PageInfo.Builder | Detailed page information. | 
| com.google.cloud.discoveryengine.v1alpha.PanelInfo | Detailed panel information associated with a user event. | 
| com.google.cloud.discoveryengine.v1alpha.PanelInfo.Builder | Detailed panel information associated with a user event. | 
| com.google.cloud.discoveryengine.v1alpha.PauseEngineRequest | Request for pausing training of an engine. | 
| com.google.cloud.discoveryengine.v1alpha.PauseEngineRequest.Builder | Request for pausing training of an engine. | 
| com.google.cloud.discoveryengine.v1alpha.Principal | Principal identifier of a user or a group. | 
| com.google.cloud.discoveryengine.v1alpha.Principal.Builder | Principal identifier of a user or a group. | 
| com.google.cloud.discoveryengine.v1alpha.ProcessedDocument | Document captures all raw metadata information of items to be recommended or
 searched. | 
| com.google.cloud.discoveryengine.v1alpha.ProcessedDocument.Builder | Document captures all raw metadata information of items to be recommended or
 searched. | 
| com.google.cloud.discoveryengine.v1alpha.Project | Metadata and configurations for a Google Cloud project in the service. | 
| com.google.cloud.discoveryengine.v1alpha.Project.Builder | Metadata and configurations for a Google Cloud project in the service. | 
| com.google.cloud.discoveryengine.v1alpha.Project.ServiceTerms | Metadata about the terms of service. | 
| com.google.cloud.discoveryengine.v1alpha.Project.ServiceTerms.Builder | Metadata about the terms of service. | 
| com.google.cloud.discoveryengine.v1alpha.ProjectName |  | 
| com.google.cloud.discoveryengine.v1alpha.ProjectName.Builder | Builder for projects/{project}. | 
| com.google.cloud.discoveryengine.v1alpha.ProjectProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ProjectServiceGrpc | Service for operations on the
 Project. | 
| com.google.cloud.discoveryengine.v1alpha.ProjectServiceGrpc.ProjectServiceImplBase | Base class for the server implementation of the service ProjectService.
 Service for operations on the | 
| com.google.cloud.discoveryengine.v1alpha.ProjectServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ProjectServiceSettings.Builder | Builder for ProjectServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.ProvisionProjectMetadata | Metadata associated with a project provision operation. | 
| com.google.cloud.discoveryengine.v1alpha.ProvisionProjectMetadata.Builder | Metadata associated with a project provision operation. | 
| com.google.cloud.discoveryengine.v1alpha.ProvisionProjectRequest | Request for
 ProjectService.ProvisionProject
 method. | 
| com.google.cloud.discoveryengine.v1alpha.ProvisionProjectRequest.Builder | Request for
 ProjectService.ProvisionProject
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeCompletionSuggestionsMetadata | Metadata related to the progress of the PurgeCompletionSuggestions
 operation. This is returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeCompletionSuggestionsMetadata.Builder | Metadata related to the progress of the PurgeCompletionSuggestions
 operation. This is returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeCompletionSuggestionsRequest | Request message for
 CompletionService.PurgeCompletionSuggestions
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeCompletionSuggestionsRequest.Builder | Request message for
 CompletionService.PurgeCompletionSuggestions
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeCompletionSuggestionsResponse | Response message for
 CompletionService.PurgeCompletionSuggestions
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeCompletionSuggestionsResponse.Builder | Response message for
 CompletionService.PurgeCompletionSuggestions
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeConfigProto |  | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsMetadata | Metadata related to the progress of the PurgeDocuments operation.
 This will be returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsMetadata.Builder | Metadata related to the progress of the PurgeDocuments operation.
 This will be returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsRequest | Request message for
 DocumentService.PurgeDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsRequest.Builder | Request message for
 DocumentService.PurgeDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsRequest.InlineSource | The inline source for the input config for
 DocumentService.PurgeDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsRequest.InlineSource.Builder | The inline source for the input config for
 DocumentService.PurgeDocuments
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsResponse | Response message for
 DocumentService.PurgeDocuments
 method. If the long running operation is successfully done, then this message | 
| com.google.cloud.discoveryengine.v1alpha.PurgeDocumentsResponse.Builder | Response message for
 DocumentService.PurgeDocuments
 method. If the long running operation is successfully done, then this message | 
| com.google.cloud.discoveryengine.v1alpha.PurgeErrorConfig | Configuration of destination for Purge related errors. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeErrorConfig.Builder | Configuration of destination for Purge related errors. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeSuggestionDenyListEntriesMetadata | Metadata related to the progress of the PurgeSuggestionDenyListEntries
 operation. This is returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeSuggestionDenyListEntriesMetadata.Builder | Metadata related to the progress of the PurgeSuggestionDenyListEntries
 operation. This is returned by the google.longrunning.Operation.metadata
 field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeSuggestionDenyListEntriesRequest | Request message for
 CompletionService.PurgeSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeSuggestionDenyListEntriesRequest.Builder | Request message for
 CompletionService.PurgeSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeSuggestionDenyListEntriesResponse | Response message for
 CompletionService.PurgeSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeSuggestionDenyListEntriesResponse.Builder | Response message for
 CompletionService.PurgeSuggestionDenyListEntries
 method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeUserEventsMetadata | Metadata related to the progress of the PurgeUserEvents operation.
 This will be returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeUserEventsMetadata.Builder | Metadata related to the progress of the PurgeUserEvents operation.
 This will be returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeUserEventsRequest | Request message for PurgeUserEvents method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeUserEventsRequest.Builder | Request message for PurgeUserEvents method. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeUserEventsResponse | Response of the PurgeUserEventsRequest. If the long running operation is
 successfully done, then this message is returned by the
 google.longrunning.Operations.response field. | 
| com.google.cloud.discoveryengine.v1alpha.PurgeUserEventsResponse.Builder | Response of the PurgeUserEventsRequest. If the long running operation is
 successfully done, then this message is returned by the
 google.longrunning.Operations.response field. | 
| com.google.cloud.discoveryengine.v1alpha.QualityMetrics | Describes the metrics produced by the evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.QualityMetrics.Builder | Describes the metrics produced by the evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.QualityMetrics.TopkMetrics | Stores the metric values at specific top-k levels. | 
| com.google.cloud.discoveryengine.v1alpha.QualityMetrics.TopkMetrics.Builder | Stores the metric values at specific top-k levels. | 
| com.google.cloud.discoveryengine.v1alpha.Query | Defines a user inputed query. | 
| com.google.cloud.discoveryengine.v1alpha.Query.Builder | Defines a user inputed query. | 
| com.google.cloud.discoveryengine.v1alpha.RankRequest | Request message for
 RankService.Rank
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RankRequest.Builder | Request message for
 RankService.Rank
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RankResponse | Response message for
 RankService.Rank
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RankResponse.Builder | Response message for
 RankService.Rank
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RankServiceGrpc | Service for ranking text records. | 
| com.google.cloud.discoveryengine.v1alpha.RankServiceGrpc.RankServiceImplBase | Base class for the server implementation of the service RankService.
 Service for ranking text records. | 
| com.google.cloud.discoveryengine.v1alpha.RankServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.RankServiceSettings.Builder | Builder for RankServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.RankingConfigName |  | 
| com.google.cloud.discoveryengine.v1alpha.RankingConfigName.Builder | Builder for projects/{project}/locations/{location}/rankingConfigs/{ranking_config}. | 
| com.google.cloud.discoveryengine.v1alpha.RankingRecord | Record message for
 RankService.Rank
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RankingRecord.Builder | Record message for
 RankService.Rank
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendRequest | Request message for Recommend method. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendRequest.Builder | Request message for Recommend method. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendResponse | Response message for Recommend method. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendResponse.Builder | Response message for Recommend method. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendResponse.RecommendationResult | RecommendationResult represents a generic recommendation result with
 associated metadata. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendResponse.RecommendationResult.Builder | RecommendationResult represents a generic recommendation result with
 associated metadata. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendationServiceGrpc | Service for making recommendations. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendationServiceGrpc.RecommendationServiceImplBase | Base class for the server implementation of the service RecommendationService.
 Service for making recommendations. | 
| com.google.cloud.discoveryengine.v1alpha.RecommendationServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.RecommendationServiceSettings.Builder | Builder for RecommendationServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisMetadata | Metadata related to the progress of the
 SiteSearchEngineService.RecrawlUris
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.RecrawlUris
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisRequest | Request message for
 SiteSearchEngineService.RecrawlUris
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisRequest.Builder | Request message for
 SiteSearchEngineService.RecrawlUris
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisResponse | Response message for
 SiteSearchEngineService.RecrawlUris
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisResponse.Builder | Response message for
 SiteSearchEngineService.RecrawlUris
 method. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisResponse.FailureInfo | Details about why a particular URI failed to be crawled. Each FailureInfo
 contains one FailureReason per CorpusType. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisResponse.FailureInfo.Builder | Details about why a particular URI failed to be crawled. Each FailureInfo
 contains one FailureReason per CorpusType. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisResponse.FailureInfo.FailureReason | Details about why crawling failed for a particular CorpusType, e.g.,
 DESKTOP and MOBILE crawling may fail for different reasons. | 
| com.google.cloud.discoveryengine.v1alpha.RecrawlUrisResponse.FailureInfo.FailureReason.Builder | Details about why crawling failed for a particular CorpusType, e.g.,
 DESKTOP and MOBILE crawling may fail for different reasons. | 
| com.google.cloud.discoveryengine.v1alpha.Reply | Defines a reply message to user. | 
| com.google.cloud.discoveryengine.v1alpha.Reply.Builder | Defines a reply message to user. | 
| com.google.cloud.discoveryengine.v1alpha.Reply.Reference | Defines reference in reply. | 
| com.google.cloud.discoveryengine.v1alpha.Reply.Reference.Builder | Defines reference in reply. | 
| com.google.cloud.discoveryengine.v1alpha.ReportConsentChangeRequest | Request for ReportConsentChange method. | 
| com.google.cloud.discoveryengine.v1alpha.ReportConsentChangeRequest.Builder | Request for ReportConsentChange method. | 
| com.google.cloud.discoveryengine.v1alpha.ResumeEngineRequest | Request for resuming training of an engine. | 
| com.google.cloud.discoveryengine.v1alpha.ResumeEngineRequest.Builder | Request for resuming training of an engine. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuery | Sample Query captures metadata to be used for evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuery.Builder | Sample Query captures metadata to be used for evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuery.QueryEntry | Query Entry captures metadata to be used for search evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuery.QueryEntry.Builder | Query Entry captures metadata to be used for search evaluation. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuery.QueryEntry.Target | Defines the parameters of the query's expected outcome. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuery.QueryEntry.Target.Builder | Defines the parameters of the query's expected outcome. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryName |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryName.Builder | Builder for
 projects/{project}/locations/{location}/sampleQuerySets/{sample_query_set}/sampleQueries/{sample_query}. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceClient.ListSampleQueriesFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceClient.ListSampleQueriesPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceClient.ListSampleQueriesPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceGrpc | Service for managing
 SampleQuerys, | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceGrpc.SampleQueryServiceImplBase | Base class for the server implementation of the service SampleQueryService.
 Service for managing | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQueryServiceSettings.Builder | Builder for SampleQueryServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySet | A SampleQuerySet is the parent resource of SampleQuery, and contains the
 configurations shared by all SampleQuery under it. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySet.Builder | A SampleQuerySet is the parent resource of SampleQuery, and contains the
 configurations shared by all SampleQuery under it. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetName |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetName.Builder | Builder for projects/{project}/locations/{location}/sampleQuerySets/{sample_query_set}. | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceClient.ListSampleQuerySetsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceClient.ListSampleQuerySetsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceClient.ListSampleQuerySetsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceGrpc | Service for managing
 SampleQuerySets, | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceGrpc.SampleQuerySetServiceImplBase | Base class for the server implementation of the service SampleQuerySetService.
 Service for managing | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SampleQuerySetServiceSettings.Builder | Builder for SampleQuerySetServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.Schema | Defines the structure and layout of a type of document data. | 
| com.google.cloud.discoveryengine.v1alpha.Schema.Builder | Defines the structure and layout of a type of document data. | 
| com.google.cloud.discoveryengine.v1alpha.SchemaName |  | 
| com.google.cloud.discoveryengine.v1alpha.SchemaName.Builder | Builder for projects/{project}/locations/{location}/dataStores/{data_store}/schemas/{schema}. | 
| com.google.cloud.discoveryengine.v1alpha.SchemaName.ProjectLocationCollectionDataStoreSchemaBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/schemas/{schema}. | 
| com.google.cloud.discoveryengine.v1alpha.SchemaProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceClient.ListSchemasFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceClient.ListSchemasPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceClient.ListSchemasPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceGrpc | Service for managing Schemas. | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceGrpc.SchemaServiceImplBase | Base class for the server implementation of the service SchemaService.
 Service for managing Schemas. | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SchemaServiceSettings.Builder | Builder for SchemaServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.SearchInfo | Detailed search information. | 
| com.google.cloud.discoveryengine.v1alpha.SearchInfo.Builder | Detailed search information. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest | Request message for
 SearchService.Search
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec | Boost specification to boost certain documents. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.Builder | Boost specification to boost certain documents. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.ConditionBoostSpec | Boost applies to documents which match a condition. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.ConditionBoostSpec.BoostControlSpec | Specification for custom ranking based on customer specified attribute
 value. It provides more controls for customized ranking than the simple
 (condition, boost) combination above. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.ConditionBoostSpec.BoostControlSpec.Builder | Specification for custom ranking based on customer specified attribute
 value. It provides more controls for customized ranking than the simple
 (condition, boost) combination above. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.ConditionBoostSpec.BoostControlSpec.ControlPoint | The control points used to define the curve. The curve defined
 through these control points can only be monotonically increasing
 or decreasing(constant values are acceptable). | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.ConditionBoostSpec.BoostControlSpec.ControlPoint.Builder | The control points used to define the curve. The curve defined
 through these control points can only be monotonically increasing
 or decreasing(constant values are acceptable). | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.BoostSpec.ConditionBoostSpec.Builder | Boost applies to documents which match a condition. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.Builder | Request message for
 SearchService.Search
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec | A specification for configuring the behavior of content search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.Builder | A specification for configuring the behavior of content search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.ChunkSpec | Specifies the chunk spec to be returned from the search response.
 Only available if the
 SearchRequest.ContentSearchSpec.search_result_mode | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.ChunkSpec.Builder | Specifies the chunk spec to be returned from the search response.
 Only available if the
 SearchRequest.ContentSearchSpec.search_result_mode | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.ExtractiveContentSpec | A specification for configuring the extractive content in a search
 response. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.ExtractiveContentSpec.Builder | A specification for configuring the extractive content in a search
 response. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SnippetSpec | A specification for configuring snippets in a search response. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SnippetSpec.Builder | A specification for configuring snippets in a search response. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SummarySpec | A specification for configuring a summary returned in a search
 response. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SummarySpec.Builder | A specification for configuring a summary returned in a search
 response. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SummarySpec.ModelPromptSpec | Specification of the prompt to use with the model. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SummarySpec.ModelPromptSpec.Builder | Specification of the prompt to use with the model. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SummarySpec.ModelSpec | Specification of the model. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ContentSearchSpec.SummarySpec.ModelSpec.Builder | Specification of the model. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.DataStoreSpec | A struct to define data stores to filter on in a search call and
 configurations for those data stores. Otherwise, an INVALID_ARGUMENTerror is returned. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.DataStoreSpec.Builder | A struct to define data stores to filter on in a search call and
 configurations for those data stores. Otherwise, an INVALID_ARGUMENTerror is returned. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.EmbeddingSpec | The specification that uses customized query embedding vector to do
 semantic document retrieval. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.EmbeddingSpec.Builder | The specification that uses customized query embedding vector to do
 semantic document retrieval. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.EmbeddingSpec.EmbeddingVector | Embedding vector. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.EmbeddingSpec.EmbeddingVector.Builder | Embedding vector. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.FacetSpec | A facet specification to perform faceted search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.FacetSpec.Builder | A facet specification to perform faceted search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.FacetSpec.FacetKey | Specifies how a facet is computed. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.FacetSpec.FacetKey.Builder | Specifies how a facet is computed. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ImageQuery | Specifies the image query input. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.ImageQuery.Builder | Specifies the image query input. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.NaturalLanguageQueryUnderstandingSpec | Specification to enable natural language understanding capabilities for
 search requests. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.NaturalLanguageQueryUnderstandingSpec.Builder | Specification to enable natural language understanding capabilities for
 search requests. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.QueryExpansionSpec | Specification to determine under which conditions query expansion should
 occur. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.QueryExpansionSpec.Builder | Specification to determine under which conditions query expansion should
 occur. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.SearchAsYouTypeSpec | Specification for search as you type in search requests. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.SearchAsYouTypeSpec.Builder | Specification for search as you type in search requests. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.SessionSpec | Session specification.
 Multi-turn Search feature is currently at private GA stage. Please use | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.SessionSpec.Builder | Session specification.
 Multi-turn Search feature is currently at private GA stage. Please use | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.SpellCorrectionSpec | The specification for query spell correction. | 
| com.google.cloud.discoveryengine.v1alpha.SearchRequest.SpellCorrectionSpec.Builder | The specification for query spell correction. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse | Response message for
 SearchService.Search
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Builder | Response message for
 SearchService.Search
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Facet | A facet result. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Facet.Builder | A facet result. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Facet.FacetValue | A facet value which contains value names and their count. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Facet.FacetValue.Builder | A facet value which contains value names and their count. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.GeoSearchDebugInfo | Debug information specifically related to forward geocoding issues arising
 from Geolocation Search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.GeoSearchDebugInfo.Builder | Debug information specifically related to forward geocoding issues arising
 from Geolocation Search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.GuidedSearchResult | Guided search result. The guided search helps user to refine the search
 results and narrow down to the real needs from a broaded search results. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.GuidedSearchResult.Builder | Guided search result. The guided search helps user to refine the search
 results and narrow down to the real needs from a broaded search results. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.GuidedSearchResult.RefinementAttribute | Useful attribute for search result refinements. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.GuidedSearchResult.RefinementAttribute.Builder | Useful attribute for search result refinements. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo | Information describing what natural language understanding was
 done on the input query. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.Builder | Information describing what natural language understanding was
 done on the input query. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter | The filters that were extracted from the input query represented in a
 structured form. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.AndExpression | Logical Andoperator. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.AndExpression.Builder | Logical Andoperator. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.Builder | The filters that were extracted from the input query represented in a
 structured form. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.Expression | The expression denoting the filter that was extracted from the input
 query. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.Expression.Builder | The expression denoting the filter that was extracted from the input
 query. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.GeolocationConstraint | Constraint of a geolocation field.
 Name of the geolocation field as defined in the schema. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.GeolocationConstraint.Builder | Constraint of a geolocation field.
 Name of the geolocation field as defined in the schema. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.NumberConstraint | Constraint expression of a number field. Example: price < 100. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.NumberConstraint.Builder | Constraint expression of a number field. Example: price < 100. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.OrExpression | Logical Oroperator. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.OrExpression.Builder | Logical Oroperator. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.StringConstraint | Constraint expression of a string field. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.NaturalLanguageQueryUnderstandingInfo.StructuredExtractedFilter.StringConstraint.Builder | Constraint expression of a string field. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.OneBoxResult | OneBoxResult is a holder for all results of specific type that we want
 to display in UI differently. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.OneBoxResult.Builder | OneBoxResult is a holder for all results of specific type that we want
 to display in UI differently. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.QueryExpansionInfo | Information describing query expansion including whether expansion has
 occurred. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.QueryExpansionInfo.Builder | Information describing query expansion including whether expansion has
 occurred. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SearchResult | Represents the search results. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SearchResult.Builder | Represents the search results. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SearchResult.RankSignals | A set of ranking signals. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SearchResult.RankSignals.Builder | A set of ranking signals. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SearchResult.RankSignals.CustomSignal | Custom clearbox signal represented by name and value pair. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SearchResult.RankSignals.CustomSignal.Builder | Custom clearbox signal represented by name and value pair. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SessionInfo | Information about the session. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.SessionInfo.Builder | Information about the session. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary | Summary of the top N search results specified by the summary spec. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Builder | Summary of the top N search results specified by the summary spec. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Citation | Citation info for a segment. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Citation.Builder | Citation info for a segment. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.CitationMetadata | Citation metadata. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.CitationMetadata.Builder | Citation metadata. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.CitationSource | Citation source. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.CitationSource.Builder | Citation source. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Reference | Document reference. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Reference.Builder | Document reference. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Reference.ChunkContent | Chunk content. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.Reference.ChunkContent.Builder | Chunk content. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.SafetyAttributes | Safety Attribute categories and their associated confidence scores. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.SafetyAttributes.Builder | Safety Attribute categories and their associated confidence scores. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.SummaryWithMetadata | Summary with metadata information. | 
| com.google.cloud.discoveryengine.v1alpha.SearchResponse.Summary.SummaryWithMetadata.Builder | Summary with metadata information. | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceClient.SearchFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceClient.SearchPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceClient.SearchPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceGrpc | Service for search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceGrpc.SearchServiceImplBase | Base class for the server implementation of the service SearchService.
 Service for search. | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SearchServiceSettings.Builder | Builder for SearchServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.SearchTuningServiceGrpc | Service for search tuning. | 
| com.google.cloud.discoveryengine.v1alpha.SearchTuningServiceGrpc.SearchTuningServiceImplBase | Base class for the server implementation of the service SearchTuningService.
 Service for search tuning. | 
| com.google.cloud.discoveryengine.v1alpha.SearchTuningServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SearchTuningServiceSettings.Builder | Builder for SearchTuningServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfig | Configures metadata that is used to generate serving time results (e.g.
 search results or recommendation predictions).
 The ServingConfig is passed in the search and predict request and generates | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfig.Builder | Configures metadata that is used to generate serving time results (e.g.
 search results or recommendation predictions).
 The ServingConfig is passed in the search and predict request and generates | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfig.GenericConfig | Specifies the configurations needed for Generic Discovery.Currently we
 support: | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfig.GenericConfig.Builder | Specifies the configurations needed for Generic Discovery.Currently we
 support: | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfig.MediaConfig | Specifies the configurations needed for Media Discovery. Currently we
 support: | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfig.MediaConfig.Builder | Specifies the configurations needed for Media Discovery. Currently we
 support: | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigName |  | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/servingConfigs/{serving_config}. | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigName.ProjectLocationCollectionDataStoreServingConfigBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/servingConfigs/{serving_config}. | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigName.ProjectLocationCollectionEngineServingConfigBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/engines/{engine}/servingConfigs/{serving_config}. | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceClient.ListServingConfigsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceClient.ListServingConfigsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceClient.ListServingConfigsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceGrpc | Service for operations related to
 ServingConfig. | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceGrpc.ServingConfigServiceImplBase | Base class for the server implementation of the service ServingConfigService.
 Service for operations related to | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.ServingConfigServiceSettings.Builder | Builder for ServingConfigServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.Session | External session proto definition. | 
| com.google.cloud.discoveryengine.v1alpha.Session.Builder | External session proto definition. | 
| com.google.cloud.discoveryengine.v1alpha.Session.Turn | Represents a turn, including a query from the user and a
 answer from service. | 
| com.google.cloud.discoveryengine.v1alpha.Session.Turn.Builder | Represents a turn, including a query from the user and a
 answer from service. | 
| com.google.cloud.discoveryengine.v1alpha.SessionName |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionName.Builder | Builder for projects/{project}/locations/{location}/dataStores/{data_store}/sessions/{session}. | 
| com.google.cloud.discoveryengine.v1alpha.SessionName.ProjectLocationCollectionDataStoreSessionBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/sessions/{session}. | 
| com.google.cloud.discoveryengine.v1alpha.SessionName.ProjectLocationCollectionEngineSessionBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/engines/{engine}/sessions/{session}. | 
| com.google.cloud.discoveryengine.v1alpha.SessionProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceClient.ListFilesFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceClient.ListFilesPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceClient.ListFilesPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceClient.ListSessionsFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceClient.ListSessionsPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceClient.ListSessionsPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceGrpc | Service for managing Sessions and Session-related resources. | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceGrpc.SessionServiceImplBase | Base class for the server implementation of the service SessionService.
 Service for managing Sessions and Session-related resources. | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SessionServiceSettings.Builder | Builder for SessionServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.SetUriPatternDocumentDataMetadata | Metadata related to the progress of the
 SiteSearchEngineService.SetUriPatternDocumentData
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.SetUriPatternDocumentDataMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.SetUriPatternDocumentData
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.SetUriPatternDocumentDataRequest | Request message for
 SiteSearchEngineService.SetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SetUriPatternDocumentDataRequest.Builder | Request message for
 SiteSearchEngineService.SetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SetUriPatternDocumentDataResponse | Response message for
 SiteSearchEngineService.SetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SetUriPatternDocumentDataResponse.Builder | Response message for
 SiteSearchEngineService.SetUriPatternDocumentData
 method. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngine | SiteSearchEngine captures DataStore level site search persisting
 configurations. It is a singleton value per data store. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngine.Builder | SiteSearchEngine captures DataStore level site search persisting
 configurations. It is a singleton value per data store. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineName |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineName.Builder | Builder for projects/{project}/locations/{location}/dataStores/{data_store}/siteSearchEngine. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineName.ProjectLocationCollectionDataStoreBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/siteSearchEngine. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceClient.FetchDomainVerificationStatusFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceClient.FetchDomainVerificationStatusPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceClient.FetchDomainVerificationStatusPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceClient.ListTargetSitesFixedSizeCollection |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceClient.ListTargetSitesPage |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceClient.ListTargetSitesPagedResponse |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceGrpc | Service for managing site search related resources. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceGrpc.SiteSearchEngineServiceImplBase | Base class for the server implementation of the service SiteSearchEngineService.
 Service for managing site search related resources. | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.SiteSearchEngineServiceSettings.Builder | Builder for SiteSearchEngineServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.SiteVerificationInfo | Verification information for target sites in advanced site search. | 
| com.google.cloud.discoveryengine.v1alpha.SiteVerificationInfo.Builder | Verification information for target sites in advanced site search. | 
| com.google.cloud.discoveryengine.v1alpha.SpannerSource | The Spanner source for importing data | 
| com.google.cloud.discoveryengine.v1alpha.SpannerSource.Builder | The Spanner source for importing data | 
| com.google.cloud.discoveryengine.v1alpha.SuggestionDenyListEntry | Suggestion deny list entry identifying the phrase to block from suggestions
 and the applied operation for the phrase. | 
| com.google.cloud.discoveryengine.v1alpha.SuggestionDenyListEntry.Builder | Suggestion deny list entry identifying the phrase to block from suggestions
 and the applied operation for the phrase. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSite | A target site for the SiteSearchEngine. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSite.Builder | A target site for the SiteSearchEngine. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSite.FailureReason | Site search indexing failure reasons. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSite.FailureReason.Builder | Site search indexing failure reasons. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSite.FailureReason.QuotaFailure | Failed due to insufficient quota. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSite.FailureReason.QuotaFailure.Builder | Failed due to insufficient quota. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSiteName |  | 
| com.google.cloud.discoveryengine.v1alpha.TargetSiteName.Builder | Builder for
 projects/{project}/locations/{location}/dataStores/{data_store}/siteSearchEngine/targetSites/{target_site}. | 
| com.google.cloud.discoveryengine.v1alpha.TargetSiteName.ProjectLocationCollectionDataStoreTargetSiteBuilder | Builder for
 projects/{project}/locations/{location}/collections/{collection}/dataStores/{data_store}/siteSearchEngine/targetSites/{target_site}. | 
| com.google.cloud.discoveryengine.v1alpha.TextInput | Defines text input. | 
| com.google.cloud.discoveryengine.v1alpha.TextInput.Builder | Defines text input. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelMetadata | Metadata related to the progress of the TrainCustomModel operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelMetadata.Builder | Metadata related to the progress of the TrainCustomModel operation. This is
 returned by the google.longrunning.Operation.metadata field. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelRequest | Request message for
 SearchTuningService.TrainCustomModel
 method. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelRequest.Builder | Request message for
 SearchTuningService.TrainCustomModel
 method. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelRequest.GcsTrainingInput | Cloud Storage training data input. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelRequest.GcsTrainingInput.Builder | Cloud Storage training data input. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelResponse | Response of the
 TrainCustomModelRequest.
 This message is returned by the google.longrunning.Operations.response field. | 
| com.google.cloud.discoveryengine.v1alpha.TrainCustomModelResponse.Builder | Response of the
 TrainCustomModelRequest.
 This message is returned by the google.longrunning.Operations.response field. | 
| com.google.cloud.discoveryengine.v1alpha.TransactionInfo | A transaction represents the entire purchase transaction. | 
| com.google.cloud.discoveryengine.v1alpha.TransactionInfo.Builder | A transaction represents the entire purchase transaction. | 
| com.google.cloud.discoveryengine.v1alpha.TuneEngineMetadata | Metadata associated with a tune operation. | 
| com.google.cloud.discoveryengine.v1alpha.TuneEngineMetadata.Builder | Metadata associated with a tune operation. | 
| com.google.cloud.discoveryengine.v1alpha.TuneEngineRequest | Request to manually start a tuning process now (instead of waiting for
 the periodically scheduled tuning to happen). | 
| com.google.cloud.discoveryengine.v1alpha.TuneEngineRequest.Builder | Request to manually start a tuning process now (instead of waiting for
 the periodically scheduled tuning to happen). | 
| com.google.cloud.discoveryengine.v1alpha.TuneEngineResponse | Response associated with a tune operation. | 
| com.google.cloud.discoveryengine.v1alpha.TuneEngineResponse.Builder | Response associated with a tune operation. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateAclConfigRequest | Request message for UpdateAclConfig method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateAclConfigRequest.Builder | Request message for UpdateAclConfig method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateControlRequest | Request for UpdateControl method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateControlRequest.Builder | Request for UpdateControl method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateConversationRequest | Request for UpdateConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateConversationRequest.Builder | Request for UpdateConversation method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateDataStoreRequest | Request message for
 DataStoreService.UpdateDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateDataStoreRequest.Builder | Request message for
 DataStoreService.UpdateDataStore
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateDocumentProcessingConfigRequest | Request for
 DataStoreService.UpdateDocumentProcessingConfig
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateDocumentProcessingConfigRequest.Builder | Request for
 DataStoreService.UpdateDocumentProcessingConfig
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateDocumentRequest | Request message for
 DocumentService.UpdateDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateDocumentRequest.Builder | Request message for
 DocumentService.UpdateDocument
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateEngineRequest | Request message for
 EngineService.UpdateEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateEngineRequest.Builder | Request message for
 EngineService.UpdateEngine
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSampleQueryRequest | Request message for
 SampleQueryService.UpdateSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSampleQueryRequest.Builder | Request message for
 SampleQueryService.UpdateSampleQuery
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSampleQuerySetRequest | Request message for
 SampleQuerySetService.UpdateSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSampleQuerySetRequest.Builder | Request message for
 SampleQuerySetService.UpdateSampleQuerySet
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSchemaMetadata | Metadata for UpdateSchema LRO. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSchemaMetadata.Builder | Metadata for UpdateSchema LRO. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSchemaRequest | Request message for
 SchemaService.UpdateSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSchemaRequest.Builder | Request message for
 SchemaService.UpdateSchema
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateServingConfigRequest | Request for UpdateServingConfig method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateServingConfigRequest.Builder | Request for UpdateServingConfig method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSessionRequest | Request for UpdateSession method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateSessionRequest.Builder | Request for UpdateSession method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateTargetSiteMetadata | Metadata related to the progress of the
 SiteSearchEngineService.UpdateTargetSite
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.UpdateTargetSiteMetadata.Builder | Metadata related to the progress of the
 SiteSearchEngineService.UpdateTargetSite
 operation. This will be returned by the google.longrunning.Operation.metadata | 
| com.google.cloud.discoveryengine.v1alpha.UpdateTargetSiteRequest | Request message for
 SiteSearchEngineService.UpdateTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UpdateTargetSiteRequest.Builder | Request message for
 SiteSearchEngineService.UpdateTargetSite
 method. | 
| com.google.cloud.discoveryengine.v1alpha.UserEvent | UserEvent captures all metadata information Discovery Engine API needs to
 know about how end users interact with your website. | 
| com.google.cloud.discoveryengine.v1alpha.UserEvent.Builder | UserEvent captures all metadata information Discovery Engine API needs to
 know about how end users interact with your website. | 
| com.google.cloud.discoveryengine.v1alpha.UserEventProto |  | 
| com.google.cloud.discoveryengine.v1alpha.UserEventServiceGrpc | Service for ingesting end user actions on a website to Discovery Engine API. | 
| com.google.cloud.discoveryengine.v1alpha.UserEventServiceGrpc.UserEventServiceImplBase | Base class for the server implementation of the service UserEventService.
 Service for ingesting end user actions on a website to Discovery Engine API. | 
| com.google.cloud.discoveryengine.v1alpha.UserEventServiceProto |  | 
| com.google.cloud.discoveryengine.v1alpha.UserEventServiceSettings.Builder | Builder for UserEventServiceSettings. | 
| com.google.cloud.discoveryengine.v1alpha.UserInfo | Information of an end user. | 
| com.google.cloud.discoveryengine.v1alpha.UserInfo.Builder | Information of an end user. | 
| com.google.cloud.discoveryengine.v1alpha.VideoCharacteristics | Standard characteristics of a video media view. | 
| com.google.cloud.discoveryengine.v1alpha.VideoCharacteristics.Builder | Standard characteristics of a video media view. | 
| com.google.cloud.discoveryengine.v1alpha.WorkspaceConfig | Config to store data store type configuration for workspace data | 
| com.google.cloud.discoveryengine.v1alpha.WorkspaceConfig.Builder | Config to store data store type configuration for workspace data | 
| com.google.cloud.discoveryengine.v1alpha.WriteUserEventRequest | Request message for WriteUserEvent method. | 
| com.google.cloud.discoveryengine.v1alpha.WriteUserEventRequest.Builder | Request message for WriteUserEvent method. |