chore(deps): upgrade gapic-generator-java to 2.8.0 and update gax-jav…

…a to 2.18.1 (#441)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 450543911

Source-Link: googleapis/googleapis@5528344

Source-Link: https://github.com/googleapis/googleapis-gen/commit/9f6775cab1958982b88967a43e5e806af0f135db
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiOWY2Nzc1Y2FiMTk1ODk4MmI4ODk2N2E0M2U1ZTgwNmFmMGYxMzVkYiJ9

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/CatalogServiceClient.java

@@ -18,7 +18,6 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
 import com.google.api.gax.paging.AbstractPage;
@@ -125,7 +124,6 @@ public static final CatalogServiceClient create(CatalogServiceSettings settings)
    * Constructs an instance of CatalogServiceClient, using the given stub for making calls. This is
    * for advanced usage - prefer using create(CatalogServiceSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final CatalogServiceClient create(CatalogServiceStub stub) {
     return new CatalogServiceClient(stub);
   }
@@ -140,7 +138,6 @@ protected CatalogServiceClient(CatalogServiceSettings settings) throws IOExcepti
     this.stub = ((CatalogServiceStubSettings) settings.getStubSettings()).createStub();
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected CatalogServiceClient(CatalogServiceStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -150,7 +147,6 @@ public final CatalogServiceSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public CatalogServiceStub getStub() {
     return stub;
   }

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/CompletionServiceClient.java

@@ -16,7 +16,6 @@
 
 package com.google.cloud.retail.v2;
 
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.rpc.OperationCallable;
@@ -134,7 +133,6 @@ public static final CompletionServiceClient create(CompletionServiceSettings set
    * Constructs an instance of CompletionServiceClient, using the given stub for making calls. This
    * is for advanced usage - prefer using create(CompletionServiceSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final CompletionServiceClient create(CompletionServiceStub stub) {
     return new CompletionServiceClient(stub);
   }
@@ -150,7 +148,6 @@ protected CompletionServiceClient(CompletionServiceSettings settings) throws IOE
     this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected CompletionServiceClient(CompletionServiceStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -161,7 +158,6 @@ public final CompletionServiceSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public CompletionServiceStub getStub() {
     return stub;
   }

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/PredictionServiceClient.java

@@ -16,7 +16,6 @@
 
 package com.google.cloud.retail.v2;
 
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.retail.v2.stub.PredictionServiceStub;
@@ -127,7 +126,6 @@ public static final PredictionServiceClient create(PredictionServiceSettings set
    * Constructs an instance of PredictionServiceClient, using the given stub for making calls. This
    * is for advanced usage - prefer using create(PredictionServiceSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final PredictionServiceClient create(PredictionServiceStub stub) {
     return new PredictionServiceClient(stub);
   }
@@ -142,7 +140,6 @@ protected PredictionServiceClient(PredictionServiceSettings settings) throws IOE
     this.stub = ((PredictionServiceStubSettings) settings.getStubSettings()).createStub();
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected PredictionServiceClient(PredictionServiceStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -152,7 +149,6 @@ public final PredictionServiceSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public PredictionServiceStub getStub() {
     return stub;
   }

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/ProductServiceClient.java

@@ -18,7 +18,6 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
@@ -132,7 +131,6 @@ public static final ProductServiceClient create(ProductServiceSettings settings)
    * Constructs an instance of ProductServiceClient, using the given stub for making calls. This is
    * for advanced usage - prefer using create(ProductServiceSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final ProductServiceClient create(ProductServiceStub stub) {
     return new ProductServiceClient(stub);
   }
@@ -148,7 +146,6 @@ protected ProductServiceClient(ProductServiceSettings settings) throws IOExcepti
     this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected ProductServiceClient(ProductServiceStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -159,7 +156,6 @@ public final ProductServiceSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public ProductServiceStub getStub() {
     return stub;
   }

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/SearchServiceClient.java

@@ -18,7 +18,6 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
 import com.google.api.gax.paging.AbstractPage;
@@ -148,7 +147,6 @@ public static final SearchServiceClient create(SearchServiceSettings settings)
    * Constructs an instance of SearchServiceClient, using the given stub for making calls. This is
    * for advanced usage - prefer using create(SearchServiceSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final SearchServiceClient create(SearchServiceStub stub) {
     return new SearchServiceClient(stub);
   }
@@ -163,7 +161,6 @@ protected SearchServiceClient(SearchServiceSettings settings) throws IOException
     this.stub = ((SearchServiceStubSettings) settings.getStubSettings()).createStub();
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected SearchServiceClient(SearchServiceStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -173,7 +170,6 @@ public final SearchServiceSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public SearchServiceStub getStub() {
     return stub;
   }

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/UserEventServiceClient.java

@@ -17,7 +17,6 @@
 package com.google.cloud.retail.v2;
 
 import com.google.api.HttpBody;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.rpc.OperationCallable;
@@ -127,7 +126,6 @@ public static final UserEventServiceClient create(UserEventServiceSettings setti
    * Constructs an instance of UserEventServiceClient, using the given stub for making calls. This
    * is for advanced usage - prefer using create(UserEventServiceSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final UserEventServiceClient create(UserEventServiceStub stub) {
     return new UserEventServiceClient(stub);
   }
@@ -143,7 +141,6 @@ protected UserEventServiceClient(UserEventServiceSettings settings) throws IOExc
     this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected UserEventServiceClient(UserEventServiceStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -154,7 +151,6 @@ public final UserEventServiceSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public UserEventServiceStub getStub() {
     return stub;
   }

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/stub/CatalogServiceStubSettings.java

@@ -180,7 +180,6 @@ public UnaryCallSettings<SetDefaultBranchRequest, Empty> setDefaultBranchSetting
     return getDefaultBranchSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public CatalogServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/stub/CompletionServiceStubSettings.java

@@ -116,7 +116,6 @@ public UnaryCallSettings<ImportCompletionDataRequest, Operation> importCompletio
     return importCompletionDataOperationSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public CompletionServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/stub/PredictionServiceStubSettings.java

@@ -90,7 +90,6 @@ public UnaryCallSettings<PredictRequest, PredictResponse> predictSettings() {
     return predictSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public PredictionServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/stub/ProductServiceStubSettings.java

@@ -314,7 +314,6 @@ public UnaryCallSettings<AddLocalInventoriesRequest, Operation> addLocalInventor
     return removeLocalInventoriesOperationSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public ProductServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/stub/SearchServiceStubSettings.java

@@ -151,7 +151,6 @@ public PagedCallSettings<SearchRequest, SearchResponse, SearchPagedResponse> sea
     return searchSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public SearchServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()

google-cloud-retail/src/main/java/com/google/cloud/retail/v2/stub/UserEventServiceStubSettings.java

@@ -157,7 +157,6 @@ public UnaryCallSettings<RejoinUserEventsRequest, Operation> rejoinUserEventsSet
     return rejoinUserEventsOperationSettings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public UserEventServiceStub createStub() throws IOException {
     if (getTransportChannelProvider()
         .getTransportName()