{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
  *   GatewayName name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]");
  *   Gateway response = apiGatewayServiceClient.getGateway(name);
@@ -85,8 +88,11 @@
  * To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ApiGatewayServiceSettings apiGatewayServiceSettings =
  *     ApiGatewayServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -98,8 +104,11 @@
  * To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ApiGatewayServiceSettings apiGatewayServiceSettings =
  *     ApiGatewayServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * ApiGatewayServiceClient apiGatewayServiceClient =
@@ -110,8 +119,11 @@
  * the wire:
  *
  * {@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ApiGatewayServiceSettings apiGatewayServiceSettings =
  *     ApiGatewayServiceSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -205,8 +217,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Gateway element : apiGatewayServiceClient.listGateways(parent).iterateAll()) {
@@ -234,8 +249,11 @@ public final ListGatewaysPagedResponse listGateways(LocationName parent) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Gateway element : apiGatewayServiceClient.listGateways(parent).iterateAll()) {
@@ -260,8 +278,11 @@ public final ListGatewaysPagedResponse listGateways(String parent) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListGatewaysRequest request =
    *       ListGatewaysRequest.newBuilder()
@@ -291,8 +312,11 @@ public final ListGatewaysPagedResponse listGateways(ListGatewaysRequest request)
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListGatewaysRequest request =
    *       ListGatewaysRequest.newBuilder()
@@ -323,8 +347,11 @@ public final ListGatewaysPagedResponse listGateways(ListGatewaysRequest request)
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListGatewaysRequest request =
    *       ListGatewaysRequest.newBuilder()
@@ -361,8 +388,11 @@ public final UnaryCallable listGatewa
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GatewayName name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]");
    *   Gateway response = apiGatewayServiceClient.getGateway(name);
@@ -386,8 +416,11 @@ public final Gateway getGateway(GatewayName name) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]").toString();
    *   Gateway response = apiGatewayServiceClient.getGateway(name);
@@ -410,8 +443,11 @@ public final Gateway getGateway(String name) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GetGatewayRequest request =
    *       GetGatewayRequest.newBuilder()
@@ -435,8 +471,11 @@ public final Gateway getGateway(GetGatewayRequest request) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GetGatewayRequest request =
    *       GetGatewayRequest.newBuilder()
@@ -459,8 +498,11 @@ public final UnaryCallable getGatewayCallable() {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   Gateway gateway = Gateway.newBuilder().build();
@@ -495,8 +537,11 @@ public final OperationFuture createGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   Gateway gateway = Gateway.newBuilder().build();
@@ -531,8 +576,11 @@ public final OperationFuture createGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateGatewayRequest request =
    *       CreateGatewayRequest.newBuilder()
@@ -559,8 +607,11 @@ public final OperationFuture createGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateGatewayRequest request =
    *       CreateGatewayRequest.newBuilder()
@@ -587,8 +638,11 @@ public final OperationFuture createGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateGatewayRequest request =
    *       CreateGatewayRequest.newBuilder()
@@ -614,8 +668,11 @@ public final UnaryCallable createGatewayCallabl
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   Gateway gateway = Gateway.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -644,8 +701,11 @@ public final OperationFuture updateGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateGatewayRequest request =
    *       UpdateGatewayRequest.newBuilder()
@@ -671,8 +731,11 @@ public final OperationFuture updateGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateGatewayRequest request =
    *       UpdateGatewayRequest.newBuilder()
@@ -698,8 +761,11 @@ public final OperationFuture updateGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateGatewayRequest request =
    *       UpdateGatewayRequest.newBuilder()
@@ -724,8 +790,11 @@ public final UnaryCallable updateGatewayCallabl
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GatewayName name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]");
    *   apiGatewayServiceClient.deleteGatewayAsync(name).get();
@@ -749,8 +818,11 @@ public final OperationFuture deleteGatewayAsync(Gatewa
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]").toString();
    *   apiGatewayServiceClient.deleteGatewayAsync(name).get();
@@ -773,8 +845,11 @@ public final OperationFuture deleteGatewayAsync(String
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteGatewayRequest request =
    *       DeleteGatewayRequest.newBuilder()
@@ -799,8 +874,11 @@ public final OperationFuture deleteGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteGatewayRequest request =
    *       DeleteGatewayRequest.newBuilder()
@@ -825,8 +903,11 @@ public final OperationFuture deleteGatewayAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteGatewayRequest request =
    *       DeleteGatewayRequest.newBuilder()
@@ -850,8 +931,11 @@ public final UnaryCallable deleteGatewayCallabl
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Api element : apiGatewayServiceClient.listApis(parent).iterateAll()) {
@@ -877,8 +961,11 @@ public final ListApisPagedResponse listApis(LocationName parent) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Api element : apiGatewayServiceClient.listApis(parent).iterateAll()) {
@@ -903,8 +990,11 @@ public final ListApisPagedResponse listApis(String parent) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListApisRequest request =
    *       ListApisRequest.newBuilder()
@@ -934,8 +1024,11 @@ public final ListApisPagedResponse listApis(ListApisRequest request) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListApisRequest request =
    *       ListApisRequest.newBuilder()
@@ -964,8 +1057,11 @@ public final UnaryCallable listApisPaged
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListApisRequest request =
    *       ListApisRequest.newBuilder()
@@ -1001,8 +1097,11 @@ public final UnaryCallable listApisCallable()
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiName name = ApiName.of("[PROJECT]", "[API]");
    *   Api response = apiGatewayServiceClient.getApi(name);
@@ -1025,8 +1124,11 @@ public final Api getApi(ApiName name) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String name = ApiName.of("[PROJECT]", "[API]").toString();
    *   Api response = apiGatewayServiceClient.getApi(name);
@@ -1048,8 +1150,11 @@ public final Api getApi(String name) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GetApiRequest request =
    *       GetApiRequest.newBuilder().setName(ApiName.of("[PROJECT]", "[API]").toString()).build();
@@ -1071,8 +1176,11 @@ public final Api getApi(GetApiRequest request) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GetApiRequest request =
    *       GetApiRequest.newBuilder().setName(ApiName.of("[PROJECT]", "[API]").toString()).build();
@@ -1093,8 +1201,11 @@ public final UnaryCallable getApiCallable() {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   Api api = Api.newBuilder().build();
@@ -1128,8 +1239,11 @@ public final OperationFuture createApiAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   Api api = Api.newBuilder().build();
@@ -1159,8 +1273,11 @@ public final OperationFuture createApiAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateApiRequest request =
    *       CreateApiRequest.newBuilder()
@@ -1186,8 +1303,11 @@ public final OperationFuture createApiAsync(CreateApiReq
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateApiRequest request =
    *       CreateApiRequest.newBuilder()
@@ -1214,8 +1334,11 @@ public final OperationFuture createApiAsync(CreateApiReq
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateApiRequest request =
    *       CreateApiRequest.newBuilder()
@@ -1240,8 +1363,11 @@ public final UnaryCallable createApiCallable() {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   Api api = Api.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -1270,8 +1396,11 @@ public final OperationFuture updateApiAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateApiRequest request =
    *       UpdateApiRequest.newBuilder()
@@ -1296,8 +1425,11 @@ public final OperationFuture updateApiAsync(UpdateApiReq
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateApiRequest request =
    *       UpdateApiRequest.newBuilder()
@@ -1323,8 +1455,11 @@ public final OperationFuture updateApiAsync(UpdateApiReq
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateApiRequest request =
    *       UpdateApiRequest.newBuilder()
@@ -1348,8 +1483,11 @@ public final UnaryCallable updateApiCallable() {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiName name = ApiName.of("[PROJECT]", "[API]");
    *   apiGatewayServiceClient.deleteApiAsync(name).get();
@@ -1372,8 +1510,11 @@ public final OperationFuture deleteApiAsync(ApiName na
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String name = ApiName.of("[PROJECT]", "[API]").toString();
    *   apiGatewayServiceClient.deleteApiAsync(name).get();
@@ -1395,8 +1536,11 @@ public final OperationFuture deleteApiAsync(String nam
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteApiRequest request =
    *       DeleteApiRequest.newBuilder()
@@ -1420,8 +1564,11 @@ public final OperationFuture deleteApiAsync(DeleteApiR
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteApiRequest request =
    *       DeleteApiRequest.newBuilder()
@@ -1446,8 +1593,11 @@ public final OperationFuture deleteApiAsync(DeleteApiR
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteApiRequest request =
    *       DeleteApiRequest.newBuilder()
@@ -1470,8 +1620,11 @@ public final UnaryCallable deleteApiCallable() {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiName parent = ApiName.of("[PROJECT]", "[API]");
    *   for (ApiConfig element : apiGatewayServiceClient.listApiConfigs(parent).iterateAll()) {
@@ -1499,8 +1652,11 @@ public final ListApiConfigsPagedResponse listApiConfigs(ApiName parent) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String parent = ApiName.of("[PROJECT]", "[API]").toString();
    *   for (ApiConfig element : apiGatewayServiceClient.listApiConfigs(parent).iterateAll()) {
@@ -1525,8 +1681,11 @@ public final ListApiConfigsPagedResponse listApiConfigs(String parent) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListApiConfigsRequest request =
    *       ListApiConfigsRequest.newBuilder()
@@ -1556,8 +1715,11 @@ public final ListApiConfigsPagedResponse listApiConfigs(ListApiConfigsRequest re
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListApiConfigsRequest request =
    *       ListApiConfigsRequest.newBuilder()
@@ -1588,8 +1750,11 @@ public final ListApiConfigsPagedResponse listApiConfigs(ListApiConfigsRequest re
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ListApiConfigsRequest request =
    *       ListApiConfigsRequest.newBuilder()
@@ -1627,8 +1792,11 @@ public final ListApiConfigsPagedResponse listApiConfigs(ListApiConfigsRequest re
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiConfigName name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]");
    *   ApiConfig response = apiGatewayServiceClient.getApiConfig(name);
@@ -1652,8 +1820,11 @@ public final ApiConfig getApiConfig(ApiConfigName name) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]").toString();
    *   ApiConfig response = apiGatewayServiceClient.getApiConfig(name);
@@ -1676,8 +1847,11 @@ public final ApiConfig getApiConfig(String name) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GetApiConfigRequest request =
    *       GetApiConfigRequest.newBuilder()
@@ -1701,8 +1875,11 @@ public final ApiConfig getApiConfig(GetApiConfigRequest request) {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   GetApiConfigRequest request =
    *       GetApiConfigRequest.newBuilder()
@@ -1726,8 +1903,11 @@ public final UnaryCallable getApiConfigCallable(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiName parent = ApiName.of("[PROJECT]", "[API]");
    *   ApiConfig apiConfig = ApiConfig.newBuilder().build();
@@ -1762,8 +1942,11 @@ public final OperationFuture createApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String parent = ApiName.of("[PROJECT]", "[API]").toString();
    *   ApiConfig apiConfig = ApiConfig.newBuilder().build();
@@ -1798,8 +1981,11 @@ public final OperationFuture createApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateApiConfigRequest request =
    *       CreateApiConfigRequest.newBuilder()
@@ -1826,8 +2012,11 @@ public final OperationFuture createApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateApiConfigRequest request =
    *       CreateApiConfigRequest.newBuilder()
@@ -1854,8 +2043,11 @@ public final OperationFuture createApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   CreateApiConfigRequest request =
    *       CreateApiConfigRequest.newBuilder()
@@ -1881,8 +2073,11 @@ public final UnaryCallable createApiConfigCal
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiConfig apiConfig = ApiConfig.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -1915,8 +2110,11 @@ public final OperationFuture updateApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateApiConfigRequest request =
    *       UpdateApiConfigRequest.newBuilder()
@@ -1942,8 +2140,11 @@ public final OperationFuture updateApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateApiConfigRequest request =
    *       UpdateApiConfigRequest.newBuilder()
@@ -1969,8 +2170,11 @@ public final OperationFuture updateApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   UpdateApiConfigRequest request =
    *       UpdateApiConfigRequest.newBuilder()
@@ -1995,8 +2199,11 @@ public final UnaryCallable updateApiConfigCal
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   ApiConfigName name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]");
    *   apiGatewayServiceClient.deleteApiConfigAsync(name).get();
@@ -2020,8 +2227,11 @@ public final OperationFuture deleteApiConfigAsync(ApiC
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   String name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]").toString();
    *   apiGatewayServiceClient.deleteApiConfigAsync(name).get();
@@ -2044,8 +2254,11 @@ public final OperationFuture deleteApiConfigAsync(Stri
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteApiConfigRequest request =
    *       DeleteApiConfigRequest.newBuilder()
@@ -2070,8 +2283,11 @@ public final OperationFuture deleteApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteApiConfigRequest request =
    *       DeleteApiConfigRequest.newBuilder()
@@ -2096,8 +2312,11 @@ public final OperationFuture deleteApiConfigAsync(
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
    *   DeleteApiConfigRequest request =
    *       DeleteApiConfigRequest.newBuilder()
diff --git a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/ApiGatewayServiceSettings.java b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/ApiGatewayServiceSettings.java
index 016b58b..de32ca5 100644
--- a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/ApiGatewayServiceSettings.java
+++ b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/ApiGatewayServiceSettings.java
@@ -58,17 +58,17 @@
  * For example, to set the total timeout of getGateway to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ApiGatewayServiceSettings.Builder apiGatewayServiceSettingsBuilder =
  *     ApiGatewayServiceSettings.newBuilder();
  * apiGatewayServiceSettingsBuilder
  *     .getGatewaySettings()
  *     .setRetrySettings(
- *         apiGatewayServiceSettingsBuilder
- *             .getGatewaySettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         apiGatewayServiceSettingsBuilder.getGatewaySettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * ApiGatewayServiceSettings apiGatewayServiceSettings = apiGatewayServiceSettingsBuilder.build();
diff --git a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/package-info.java b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/package-info.java
index e412fbd..a87f4a7 100644
--- a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/package-info.java
+++ b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/package-info.java
@@ -24,8 +24,11 @@
  * Sample for ApiGatewayServiceClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
  *   GatewayName name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]");
  *   Gateway response = apiGatewayServiceClient.getGateway(name);
diff --git a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/ApiGatewayServiceStubSettings.java b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/ApiGatewayServiceStubSettings.java
index aa7cf76..4140018 100644
--- a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/ApiGatewayServiceStubSettings.java
+++ b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/ApiGatewayServiceStubSettings.java
@@ -100,17 +100,17 @@
  * For example, to set the total timeout of getGateway to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ApiGatewayServiceStubSettings.Builder apiGatewayServiceSettingsBuilder =
  *     ApiGatewayServiceStubSettings.newBuilder();
  * apiGatewayServiceSettingsBuilder
  *     .getGatewaySettings()
  *     .setRetrySettings(
- *         apiGatewayServiceSettingsBuilder
- *             .getGatewaySettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         apiGatewayServiceSettingsBuilder.getGatewaySettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * ApiGatewayServiceStubSettings apiGatewayServiceSettings =
diff --git a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/HttpJsonApiGatewayServiceStub.java b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/HttpJsonApiGatewayServiceStub.java
index 1d8d655..7ab342c 100644
--- a/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/HttpJsonApiGatewayServiceStub.java
+++ b/google-cloud-api-gateway/src/main/java/com/google/cloud/apigateway/v1/stub/HttpJsonApiGatewayServiceStub.java
@@ -182,7 +182,8 @@ public class HttpJsonApiGatewayServiceStub extends ApiGatewayServiceStub {
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("gateway", request.getGateway()))
+                              ProtoRestSerializer.create()
+                                  .toBody("gateway", request.getGateway(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.newBuilder()
@@ -222,7 +223,8 @@ public class HttpJsonApiGatewayServiceStub extends ApiGatewayServiceStub {
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("gateway", request.getGateway()))
+                              ProtoRestSerializer.create()
+                                  .toBody("gateway", request.getGateway(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.newBuilder()
@@ -364,7 +366,8 @@ public class HttpJsonApiGatewayServiceStub extends ApiGatewayServiceStub {
                         return fields;
                       })
                   .setRequestBodyExtractor(
-                      request -> ProtoRestSerializer.create().toBody("api", request.getApi()))
+                      request ->
+                          ProtoRestSerializer.create().toBody("api", request.getApi(), false))
                   .build())
           .setResponseParser(
               ProtoMessageResponseParser.newBuilder()
@@ -401,7 +404,8 @@ public class HttpJsonApiGatewayServiceStub extends ApiGatewayServiceStub {
                         return fields;
                       })
                   .setRequestBodyExtractor(
-                      request -> ProtoRestSerializer.create().toBody("api", request.getApi()))
+                      request ->
+                          ProtoRestSerializer.create().toBody("api", request.getApi(), false))
                   .build())
           .setResponseParser(
               ProtoMessageResponseParser.newBuilder()
@@ -548,7 +552,7 @@ public class HttpJsonApiGatewayServiceStub extends ApiGatewayServiceStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("apiConfig", request.getApiConfig()))
+                                  .toBody("apiConfig", request.getApiConfig(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.newBuilder()
@@ -589,7 +593,7 @@ public class HttpJsonApiGatewayServiceStub extends ApiGatewayServiceStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("apiConfig", request.getApiConfig()))
+                                  .toBody("apiConfig", request.getApiConfig(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.newBuilder()
diff --git a/grpc-google-cloud-api-gateway-v1/pom.xml b/grpc-google-cloud-api-gateway-v1/pom.xml
index b991834..1fe22b4 100644
--- a/grpc-google-cloud-api-gateway-v1/pom.xml
+++ b/grpc-google-cloud-api-gateway-v1/pom.xml
@@ -4,13 +4,13 @@
   4.0.0 
   com.google.api.grpc 
   grpc-google-cloud-api-gateway-v1 
-  2.3.3 
+  2.3.4 
   grpc-google-cloud-api-gateway-v1 
   GRPC library for google-cloud-api-gateway 
   
     com.google.cloud 
     google-cloud-api-gateway-parent 
-    2.3.3 
+    2.3.4 
    
   
     
diff --git a/pom.xml b/pom.xml
index 0879899..839f984 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   com.google.cloud 
   google-cloud-api-gateway-parent 
   pom 
-  2.3.3 
+  2.3.4 
   Google API Gateway Parent 
   https://github.com/googleapis/java-api-gateway 
   
@@ -60,23 +60,23 @@
       
         com.google.cloud 
         google-cloud-api-gateway 
-        2.3.3 
+        2.3.4 
        
       
         com.google.api.grpc 
         grpc-google-cloud-api-gateway-v1 
-        2.3.3 
+        2.3.4 
        
       
         com.google.api.grpc 
         proto-google-cloud-api-gateway-v1 
-        2.3.3 
+        2.3.4 
        
 
       
         com.google.cloud 
         google-cloud-shared-dependencies 
-        3.0.2 
+        3.0.3 
         pom 
         import 
        
diff --git a/proto-google-cloud-api-gateway-v1/pom.xml b/proto-google-cloud-api-gateway-v1/pom.xml
index 8f20d22..e450dd1 100644
--- a/proto-google-cloud-api-gateway-v1/pom.xml
+++ b/proto-google-cloud-api-gateway-v1/pom.xml
@@ -4,13 +4,13 @@
   4.0.0 
   com.google.api.grpc 
   proto-google-cloud-api-gateway-v1 
-  2.3.3 
+  2.3.4 
   proto-google-cloud-api-gateway-v1 
   Proto library for google-cloud-api-gateway 
   
     com.google.cloud 
     google-cloud-api-gateway-parent 
-    2.3.3 
+    2.3.4 
    
   
     
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider.java
index def9d53..9733297 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ApiGatewayServiceSettings apiGatewayServiceSettings =
         ApiGatewayServiceSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider1.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider1.java
index 9c31c6b..8f29442 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ApiGatewayServiceSettings apiGatewayServiceSettings =
         ApiGatewayServiceSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetEndpoint.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetEndpoint.java
index b9bb6c5..4328bdf 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetEndpoint.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ApiGatewayServiceSettings apiGatewayServiceSettings =
         ApiGatewayServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
     ApiGatewayServiceClient apiGatewayServiceClient =
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApi.java
index 99aa384..fc6ef5f 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApi.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateApiRequest request =
           CreateApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApiLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApiLRO.java
index 55c77d0..88a9f01 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApiLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/AsyncCreateApiLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateApiLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateApiRequest request =
           CreateApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApi.java
index 63d6f19..4005d63 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApi.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateApiRequest request =
           CreateApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiLocationnameApiString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiLocationnameApiString.java
index 4826ac3..e9f172a 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiLocationnameApiString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiLocationnameApiString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateApiLocationnameApiString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       Api api = Api.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiStringApiString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiStringApiString.java
index d5a8d7f..65f1044 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiStringApiString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapi/SyncCreateApiStringApiString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateApiStringApiString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       Api api = Api.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfig.java
index 14da639..5789aeb 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfig.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateApiConfigRequest request =
           CreateApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfigLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfigLRO.java
index 3d3f520..c4c4f14 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfigLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/AsyncCreateApiConfigLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateApiConfigLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateApiConfigRequest request =
           CreateApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfig.java
index 89ccd4f..d579697 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfig.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateApiConfigRequest request =
           CreateApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigApinameApiconfigString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigApinameApiconfigString.java
index 1447fab..198b3e7 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigApinameApiconfigString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigApinameApiconfigString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateApiConfigApinameApiconfigString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiName parent = ApiName.of("[PROJECT]", "[API]");
       ApiConfig apiConfig = ApiConfig.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigStringApiconfigString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigStringApiconfigString.java
index 209a787..b9a7761 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigStringApiconfigString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/createapiconfig/SyncCreateApiConfigStringApiconfigString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateApiConfigStringApiconfigString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String parent = ApiName.of("[PROJECT]", "[API]").toString();
       ApiConfig apiConfig = ApiConfig.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGateway.java
index 62f4847..ec7bffc 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGateway.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateGatewayRequest request =
           CreateGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGatewayLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGatewayLRO.java
index 40058a8..b9e9df0 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGatewayLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/AsyncCreateGatewayLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateGatewayLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateGatewayRequest request =
           CreateGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGateway.java
index 287211e..3a36080 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGateway.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       CreateGatewayRequest request =
           CreateGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayLocationnameGatewayString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayLocationnameGatewayString.java
index cb988ad..ef0b91b 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayLocationnameGatewayString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayLocationnameGatewayString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateGatewayLocationnameGatewayString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       Gateway gateway = Gateway.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayStringGatewayString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayStringGatewayString.java
index 714b23d..f1b6741 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayStringGatewayString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/creategateway/SyncCreateGatewayStringGatewayString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateGatewayStringGatewayString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       Gateway gateway = Gateway.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApi.java
index 6dd8838..d7ec9be 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApi.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteApiRequest request =
           DeleteApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApiLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApiLRO.java
index fc6ece9..8e6a14d 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApiLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/AsyncDeleteApiLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteApiLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteApiRequest request =
           DeleteApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApi.java
index e49cd4b..f2f87d5 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApi.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteApiRequest request =
           DeleteApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiApiname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiApiname.java
index 4c2b9b2..d10154a 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiApiname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiApiname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteApiApiname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiName name = ApiName.of("[PROJECT]", "[API]");
       apiGatewayServiceClient.deleteApiAsync(name).get();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiString.java
index 4b193dc..44aae3b 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapi/SyncDeleteApiString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteApiString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String name = ApiName.of("[PROJECT]", "[API]").toString();
       apiGatewayServiceClient.deleteApiAsync(name).get();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfig.java
index ea1137f..28dab8a 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfig.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteApiConfigRequest request =
           DeleteApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfigLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfigLRO.java
index 978d358..a1eb784 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfigLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/AsyncDeleteApiConfigLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteApiConfigLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteApiConfigRequest request =
           DeleteApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfig.java
index cc1fd5e..f438649 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfig.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteApiConfigRequest request =
           DeleteApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigApiconfigname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigApiconfigname.java
index af07152..98847ff 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigApiconfigname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigApiconfigname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteApiConfigApiconfigname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiConfigName name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]");
       apiGatewayServiceClient.deleteApiConfigAsync(name).get();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigString.java
index 254df77..9351073 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deleteapiconfig/SyncDeleteApiConfigString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteApiConfigString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]").toString();
       apiGatewayServiceClient.deleteApiConfigAsync(name).get();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGateway.java
index 740c24e..c6b141e 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGateway.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteGatewayRequest request =
           DeleteGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGatewayLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGatewayLRO.java
index 06da356..1824d62 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGatewayLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/AsyncDeleteGatewayLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteGatewayLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteGatewayRequest request =
           DeleteGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGateway.java
index fe8f28b..ac01615 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGateway.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       DeleteGatewayRequest request =
           DeleteGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayGatewayname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayGatewayname.java
index d0fbf36..80301ee 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayGatewayname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayGatewayname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteGatewayGatewayname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GatewayName name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]");
       apiGatewayServiceClient.deleteGatewayAsync(name).get();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayString.java
index 80ebb31..576098f 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/deletegateway/SyncDeleteGatewayString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteGatewayString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]").toString();
       apiGatewayServiceClient.deleteGatewayAsync(name).get();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/AsyncGetApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/AsyncGetApi.java
index b58c2d5..2885e33 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/AsyncGetApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/AsyncGetApi.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GetApiRequest request =
           GetApiRequest.newBuilder().setName(ApiName.of("[PROJECT]", "[API]").toString()).build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApi.java
index d66bc69..d1c0365 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApi.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GetApiRequest request =
           GetApiRequest.newBuilder().setName(ApiName.of("[PROJECT]", "[API]").toString()).build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiApiname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiApiname.java
index 7170d30..6992657 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiApiname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiApiname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetApiApiname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiName name = ApiName.of("[PROJECT]", "[API]");
       Api response = apiGatewayServiceClient.getApi(name);
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiString.java
index 6d9a33d..00687b1 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapi/SyncGetApiString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetApiString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String name = ApiName.of("[PROJECT]", "[API]").toString();
       Api response = apiGatewayServiceClient.getApi(name);
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/AsyncGetApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/AsyncGetApiConfig.java
index 72141aa..eb9bbf6 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/AsyncGetApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/AsyncGetApiConfig.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GetApiConfigRequest request =
           GetApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfig.java
index d6394e2..46204b5 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfig.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GetApiConfigRequest request =
           GetApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigApiconfigname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigApiconfigname.java
index dc6be06..e63bc84 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigApiconfigname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigApiconfigname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetApiConfigApiconfigname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiConfigName name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]");
       ApiConfig response = apiGatewayServiceClient.getApiConfig(name);
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigString.java
index 25fb720..0e17428 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getapiconfig/SyncGetApiConfigString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetApiConfigString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String name = ApiConfigName.of("[PROJECT]", "[API]", "[API_CONFIG]").toString();
       ApiConfig response = apiGatewayServiceClient.getApiConfig(name);
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/AsyncGetGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/AsyncGetGateway.java
index e697983..873beba 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/AsyncGetGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/AsyncGetGateway.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GetGatewayRequest request =
           GetGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGateway.java
index 9569146..9d4386a 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGateway.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GetGatewayRequest request =
           GetGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayGatewayname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayGatewayname.java
index 0ac2718..ec29c71 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayGatewayname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayGatewayname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGatewayGatewayname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       GatewayName name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]");
       Gateway response = apiGatewayServiceClient.getGateway(name);
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayString.java
index e27497f..017d164 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/getgateway/SyncGetGatewayString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGatewayString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String name = GatewayName.of("[PROJECT]", "[LOCATION]", "[GATEWAY]").toString();
       Gateway response = apiGatewayServiceClient.getGateway(name);
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigs.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigs.java
index 53b727b..f809040 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigs.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigs.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListApiConfigs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListApiConfigsRequest request =
           ListApiConfigsRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigsPaged.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigsPaged.java
index 1433f04..163fcf4 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigsPaged.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/AsyncListApiConfigsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListApiConfigsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListApiConfigsRequest request =
           ListApiConfigsRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigs.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigs.java
index efe3287..63689b0 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigs.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigs.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListApiConfigs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListApiConfigsRequest request =
           ListApiConfigsRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsApiname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsApiname.java
index fb2cd6a..286503d 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsApiname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsApiname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListApiConfigsApiname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiName parent = ApiName.of("[PROJECT]", "[API]");
       for (ApiConfig element : apiGatewayServiceClient.listApiConfigs(parent).iterateAll()) {
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsString.java
index 2c81a78..3733026 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapiconfigs/SyncListApiConfigsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListApiConfigsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String parent = ApiName.of("[PROJECT]", "[API]").toString();
       for (ApiConfig element : apiGatewayServiceClient.listApiConfigs(parent).iterateAll()) {
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApis.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApis.java
index e53e755..f221ad9 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApis.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApis.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListApis() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListApisRequest request =
           ListApisRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApisPaged.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApisPaged.java
index f04de9a..774fcd4 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApisPaged.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/AsyncListApisPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListApisPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListApisRequest request =
           ListApisRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApis.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApis.java
index 3dff850..28c80e5 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApis.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApis.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListApis() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListApisRequest request =
           ListApisRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisLocationname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisLocationname.java
index cc84f11..c02e1b5 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisLocationname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListApisLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Api element : apiGatewayServiceClient.listApis(parent).iterateAll()) {
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisString.java
index 29e3e59..46e1dbc 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listapis/SyncListApisString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListApisString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Api element : apiGatewayServiceClient.listApis(parent).iterateAll()) {
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGateways.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGateways.java
index 05e7a43..4a8c7fb 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGateways.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGateways.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListGateways() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListGatewaysRequest request =
           ListGatewaysRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGatewaysPaged.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGatewaysPaged.java
index 4731e2f..9697956 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGatewaysPaged.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/AsyncListGatewaysPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListGatewaysPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListGatewaysRequest request =
           ListGatewaysRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGateways.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGateways.java
index 78120ce..b38e617 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGateways.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGateways.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListGateways() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ListGatewaysRequest request =
           ListGatewaysRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysLocationname.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysLocationname.java
index c12fb70..4a21949 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysLocationname.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListGatewaysLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Gateway element : apiGatewayServiceClient.listGateways(parent).iterateAll()) {
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysString.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysString.java
index 59336c2..3361c55 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysString.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/listgateways/SyncListGatewaysString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListGatewaysString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Gateway element : apiGatewayServiceClient.listGateways(parent).iterateAll()) {
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApi.java
index 6af74fd..1ac459c 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApi.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateApiRequest request =
           UpdateApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApiLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApiLRO.java
index c1caeb1..7f27e5e 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApiLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/AsyncUpdateApiLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateApiLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateApiRequest request =
           UpdateApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApi.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApi.java
index 84916b1..44a81aa 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApi.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApi.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateApi() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateApiRequest request =
           UpdateApiRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApiApiFieldmask.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApiApiFieldmask.java
index a225f4d..8563fda 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApiApiFieldmask.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapi/SyncUpdateApiApiFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateApiApiFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       Api api = Api.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfig.java
index 01ba38f..d665ef0 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfig.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateApiConfigRequest request =
           UpdateApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfigLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfigLRO.java
index 0c4dd3c..9c8b548 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfigLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/AsyncUpdateApiConfigLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateApiConfigLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateApiConfigRequest request =
           UpdateApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfig.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfig.java
index 27a9034..c577d8c 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfig.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfig.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateApiConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateApiConfigRequest request =
           UpdateApiConfigRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfigApiconfigFieldmask.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfigApiconfigFieldmask.java
index 5d2a6e6..9c3a24f 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfigApiconfigFieldmask.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updateapiconfig/SyncUpdateApiConfigApiconfigFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateApiConfigApiconfigFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       ApiConfig apiConfig = ApiConfig.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGateway.java
index 51c68a5..eaced2e 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGateway.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateGatewayRequest request =
           UpdateGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGatewayLRO.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGatewayLRO.java
index 0ebf369..31456d6 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGatewayLRO.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/AsyncUpdateGatewayLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateGatewayLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateGatewayRequest request =
           UpdateGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGateway.java
index 78e12cb..73f2da5 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGateway.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       UpdateGatewayRequest request =
           UpdateGatewayRequest.newBuilder()
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGatewayGatewayFieldmask.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGatewayGatewayFieldmask.java
index d39ddf5..533f8db 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGatewayGatewayFieldmask.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayserviceclient/updategateway/SyncUpdateGatewayGatewayFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateGatewayGatewayFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ApiGatewayServiceClient apiGatewayServiceClient = ApiGatewayServiceClient.create()) {
       Gateway gateway = Gateway.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayservicesettings/getgateway/SyncGetGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayservicesettings/getgateway/SyncGetGateway.java
index 99a158e..c893ebc 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayservicesettings/getgateway/SyncGetGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/apigatewayservicesettings/getgateway/SyncGetGateway.java
@@ -27,17 +27,17 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ApiGatewayServiceSettings.Builder apiGatewayServiceSettingsBuilder =
         ApiGatewayServiceSettings.newBuilder();
     apiGatewayServiceSettingsBuilder
         .getGatewaySettings()
         .setRetrySettings(
-            apiGatewayServiceSettingsBuilder
-                .getGatewaySettings()
-                .getRetrySettings()
-                .toBuilder()
+            apiGatewayServiceSettingsBuilder.getGatewaySettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     ApiGatewayServiceSettings apiGatewayServiceSettings = apiGatewayServiceSettingsBuilder.build();
diff --git a/samples/snippets/generated/com/google/cloud/apigateway/v1/stub/apigatewayservicestubsettings/getgateway/SyncGetGateway.java b/samples/snippets/generated/com/google/cloud/apigateway/v1/stub/apigatewayservicestubsettings/getgateway/SyncGetGateway.java
index e5e3e13..76e91c5 100644
--- a/samples/snippets/generated/com/google/cloud/apigateway/v1/stub/apigatewayservicestubsettings/getgateway/SyncGetGateway.java
+++ b/samples/snippets/generated/com/google/cloud/apigateway/v1/stub/apigatewayservicestubsettings/getgateway/SyncGetGateway.java
@@ -27,17 +27,17 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGateway() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ApiGatewayServiceStubSettings.Builder apiGatewayServiceSettingsBuilder =
         ApiGatewayServiceStubSettings.newBuilder();
     apiGatewayServiceSettingsBuilder
         .getGatewaySettings()
         .setRetrySettings(
-            apiGatewayServiceSettingsBuilder
-                .getGatewaySettings()
-                .getRetrySettings()
-                .toBuilder()
+            apiGatewayServiceSettingsBuilder.getGatewaySettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     ApiGatewayServiceStubSettings apiGatewayServiceSettings =
diff --git a/versions.txt b/versions.txt
index eb1a3e3..3d9bab5 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-api-gateway:2.3.3:2.3.3
-grpc-google-cloud-api-gateway-v1:2.3.3:2.3.3
-proto-google-cloud-api-gateway-v1:2.3.3:2.3.3
+google-cloud-api-gateway:2.3.4:2.3.4
+grpc-google-cloud-api-gateway-v1:2.3.4:2.3.4
+proto-google-cloud-api-gateway-v1:2.3.4:2.3.4