From f7d63d15dc3185f43c414c71a1840157ba153f1f Mon Sep 17 00:00:00 2001
From: "gcf-owl-bot[bot]" <78513119+gcf-owl-bot[bot]@users.noreply.github.com>
Date: Fri, 9 Sep 2022 16:24:25 +0000
Subject: [PATCH] chore(bazel): Update WORKSPACE files for rules_gapic,
 gax_java, generator_java versions (#670)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 472750037

Source-Link: https://github.com/googleapis/googleapis/commit/88f2ea3f53b9712f2e04f28f06210f6f77fa7e24

Source-Link: https://github.com/googleapis/googleapis-gen/commit/230a5588306aae18fe8f2a57f14d4039ad72c901
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiMjMwYTU1ODgzMDZhYWUxOGZlOGYyYTU3ZjE0ZDQwMzlhZDcyYzkwMSJ9
---
 .../memcache/v1/CloudMemcacheClient.java      | 259 ++++++++++-----
 .../memcache/v1/CloudMemcacheSettings.java    |  12 +-
 .../cloud/memcache/v1/package-info.java       |   7 +-
 .../v1/stub/CloudMemcacheStubSettings.java    |  12 +-
 .../v1/stub/HttpJsonCloudMemcacheStub.java    |   8 +-
 .../memcache/v1beta2/CloudMemcacheClient.java | 294 +++++++++++++-----
 .../v1beta2/CloudMemcacheSettings.java        |  12 +-
 .../cloud/memcache/v1beta2/package-info.java  |   7 +-
 .../stub/CloudMemcacheStubSettings.java       |  12 +-
 .../stub/HttpJsonCloudMemcacheStub.java       |  10 +-
 .../applyparameters/AsyncApplyParameters.java |   7 +-
 .../AsyncApplyParametersLRO.java              |   7 +-
 .../applyparameters/SyncApplyParameters.java  |   7 +-
 ...rametersInstancenameListstringBoolean.java |   7 +-
 ...pplyParametersStringListstringBoolean.java |   7 +-
 .../SyncCreateSetCredentialsProvider.java     |   7 +-
 .../SyncCreateSetCredentialsProvider1.java    |   7 +-
 .../create/SyncCreateSetEndpoint.java         |   7 +-
 .../createinstance/AsyncCreateInstance.java   |   7 +-
 .../AsyncCreateInstanceLRO.java               |   7 +-
 .../createinstance/SyncCreateInstance.java    |   7 +-
 ...ateInstanceLocationnameInstanceString.java |   7 +-
 ...yncCreateInstanceStringInstanceString.java |   7 +-
 .../deleteinstance/AsyncDeleteInstance.java   |   7 +-
 .../AsyncDeleteInstanceLRO.java               |   7 +-
 .../deleteinstance/SyncDeleteInstance.java    |   7 +-
 .../SyncDeleteInstanceInstancename.java       |   7 +-
 .../SyncDeleteInstanceString.java             |   7 +-
 .../getinstance/AsyncGetInstance.java         |   7 +-
 .../getinstance/SyncGetInstance.java          |   7 +-
 .../SyncGetInstanceInstancename.java          |   7 +-
 .../getinstance/SyncGetInstanceString.java    |   7 +-
 .../listinstances/AsyncListInstances.java     |   7 +-
 .../AsyncListInstancesPaged.java              |   7 +-
 .../listinstances/SyncListInstances.java      |   7 +-
 .../SyncListInstancesLocationname.java        |   7 +-
 .../SyncListInstancesString.java              |   7 +-
 .../updateinstance/AsyncUpdateInstance.java   |   7 +-
 .../AsyncUpdateInstanceLRO.java               |   7 +-
 .../updateinstance/SyncUpdateInstance.java    |   7 +-
 .../SyncUpdateInstanceInstanceFieldmask.java  |   7 +-
 .../AsyncUpdateParameters.java                |   7 +-
 .../AsyncUpdateParametersLRO.java             |   7 +-
 .../SyncUpdateParameters.java                 |   7 +-
 ...stancenameFieldmaskMemcacheparameters.java |   7 +-
 ...tersStringFieldmaskMemcacheparameters.java |   7 +-
 .../getinstance/SyncGetInstance.java          |  12 +-
 .../getinstance/SyncGetInstance.java          |  12 +-
 .../applyparameters/AsyncApplyParameters.java |   7 +-
 .../AsyncApplyParametersLRO.java              |   7 +-
 .../applyparameters/SyncApplyParameters.java  |   7 +-
 ...rametersInstancenameListstringBoolean.java |   7 +-
 ...pplyParametersStringListstringBoolean.java |   7 +-
 .../AsyncApplySoftwareUpdate.java             |   7 +-
 .../AsyncApplySoftwareUpdateLRO.java          |   7 +-
 .../SyncApplySoftwareUpdate.java              |   7 +-
 ...reUpdateInstancenameListstringBoolean.java |   7 +-
 ...SoftwareUpdateStringListstringBoolean.java |   7 +-
 .../SyncCreateSetCredentialsProvider.java     |   7 +-
 .../SyncCreateSetCredentialsProvider1.java    |   7 +-
 .../create/SyncCreateSetEndpoint.java         |   7 +-
 .../createinstance/AsyncCreateInstance.java   |   7 +-
 .../AsyncCreateInstanceLRO.java               |   7 +-
 .../createinstance/SyncCreateInstance.java    |   7 +-
 ...ateInstanceLocationnameStringInstance.java |   7 +-
 ...yncCreateInstanceStringStringInstance.java |   7 +-
 .../deleteinstance/AsyncDeleteInstance.java   |   7 +-
 .../AsyncDeleteInstanceLRO.java               |   7 +-
 .../deleteinstance/SyncDeleteInstance.java    |   7 +-
 .../SyncDeleteInstanceInstancename.java       |   7 +-
 .../SyncDeleteInstanceString.java             |   7 +-
 .../getinstance/AsyncGetInstance.java         |   7 +-
 .../getinstance/SyncGetInstance.java          |   7 +-
 .../SyncGetInstanceInstancename.java          |   7 +-
 .../getinstance/SyncGetInstanceString.java    |   7 +-
 .../listinstances/AsyncListInstances.java     |   7 +-
 .../AsyncListInstancesPaged.java              |   7 +-
 .../listinstances/SyncListInstances.java      |   7 +-
 .../SyncListInstancesLocationname.java        |   7 +-
 .../SyncListInstancesString.java              |   7 +-
 .../updateinstance/AsyncUpdateInstance.java   |   7 +-
 .../AsyncUpdateInstanceLRO.java               |   7 +-
 .../updateinstance/SyncUpdateInstance.java    |   7 +-
 .../SyncUpdateInstanceFieldmaskInstance.java  |   7 +-
 .../AsyncUpdateParameters.java                |   7 +-
 .../AsyncUpdateParametersLRO.java             |   7 +-
 .../SyncUpdateParameters.java                 |   7 +-
 ...stancenameFieldmaskMemcacheparameters.java |   7 +-
 ...tersStringFieldmaskMemcacheparameters.java |   7 +-
 .../getinstance/SyncGetInstance.java          |  12 +-
 .../getinstance/SyncGetInstance.java          |  12 +-
 91 files changed, 847 insertions(+), 373 deletions(-)

diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheClient.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheClient.java
index 5738f74e4138..22a0f3e5da28 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheClient.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheClient.java
@@ -65,8 +65,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudMemcacheClient.getInstance(name);
@@ -102,8 +105,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@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
  * CloudMemcacheSettings cloudMemcacheSettings =
  *     CloudMemcacheSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -114,8 +120,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@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
  * CloudMemcacheSettings cloudMemcacheSettings =
  *     CloudMemcacheSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create(cloudMemcacheSettings);
@@ -125,8 +134,11 @@
  * the wire:
  *
  * <pre>{@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
  * CloudMemcacheSettings cloudMemcacheSettings =
  *     CloudMemcacheSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -219,8 +231,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
@@ -248,8 +263,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
@@ -274,8 +292,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -305,8 +326,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -337,8 +361,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -374,8 +401,11 @@ public final UnaryCallable<ListInstancesRequest, ListInstancesResponse> listInst
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   Instance response = cloudMemcacheClient.getInstance(name);
@@ -400,8 +430,11 @@ public final Instance getInstance(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   Instance response = cloudMemcacheClient.getInstance(name);
@@ -425,8 +458,11 @@ public final Instance getInstance(String name) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -450,8 +486,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -474,8 +513,11 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   Instance instance = Instance.newBuilder().build();
@@ -518,8 +560,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   Instance instance = Instance.newBuilder().build();
@@ -562,8 +607,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -590,8 +638,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -618,8 +669,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -645,8 +699,11 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   Instance instance = Instance.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -673,8 +730,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -700,8 +760,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -727,8 +790,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -755,8 +821,11 @@ public final UnaryCallable<UpdateInstanceRequest, Operation> updateInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -792,8 +861,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -829,8 +901,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateParametersRequest request =
    *       UpdateParametersRequest.newBuilder()
@@ -859,8 +934,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateParametersRequest request =
    *       UpdateParametersRequest.newBuilder()
@@ -889,8 +967,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateParametersRequest request =
    *       UpdateParametersRequest.newBuilder()
@@ -916,8 +997,11 @@ public final UnaryCallable<UpdateParametersRequest, Operation> updateParametersC
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   cloudMemcacheClient.deleteInstanceAsync(name).get();
@@ -942,8 +1026,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Insta
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   cloudMemcacheClient.deleteInstanceAsync(name).get();
@@ -967,8 +1054,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Strin
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -993,8 +1083,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1019,8 +1112,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1045,8 +1141,11 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   List<String> nodeIds = new ArrayList<>();
@@ -1082,8 +1181,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   List<String> nodeIds = new ArrayList<>();
@@ -1119,8 +1221,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplyParametersRequest request =
    *       ApplyParametersRequest.newBuilder()
@@ -1148,8 +1253,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplyParametersRequest request =
    *       ApplyParametersRequest.newBuilder()
@@ -1177,8 +1285,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplyParametersRequest request =
    *       ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheSettings.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheSettings.java
index 528ec1c18719..9bdc48f2b46e 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheSettings.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/CloudMemcacheSettings.java
@@ -56,16 +56,16 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@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
  * CloudMemcacheSettings.Builder cloudMemcacheSettingsBuilder = CloudMemcacheSettings.newBuilder();
  * cloudMemcacheSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudMemcacheSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudMemcacheSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/package-info.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/package-info.java
index 6b4ab8e5c062..27a12c3bd9e0 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/package-info.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/package-info.java
@@ -42,8 +42,11 @@
  * <p>Sample for CloudMemcacheClient:
  *
  * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudMemcacheClient.getInstance(name);
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/CloudMemcacheStubSettings.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/CloudMemcacheStubSettings.java
index b9fbff87c671..858ee942db2c 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/CloudMemcacheStubSettings.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/CloudMemcacheStubSettings.java
@@ -86,17 +86,17 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@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
  * CloudMemcacheStubSettings.Builder cloudMemcacheSettingsBuilder =
  *     CloudMemcacheStubSettings.newBuilder();
  * cloudMemcacheSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudMemcacheSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudMemcacheStubSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/HttpJsonCloudMemcacheStub.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/HttpJsonCloudMemcacheStub.java
index 08ebd97efd02..ed2ee4d7e630 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/HttpJsonCloudMemcacheStub.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1/stub/HttpJsonCloudMemcacheStub.java
@@ -168,7 +168,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -209,7 +209,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("instance", request.getInstance()))
+                                  .toBody("instance", request.getInstance(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -248,7 +248,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -323,7 +323,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheClient.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheClient.java
index 0e8b39fa6418..c84d2b04c45a 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheClient.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheClient.java
@@ -65,8 +65,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudMemcacheClient.getInstance(name);
@@ -102,8 +105,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@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
  * CloudMemcacheSettings cloudMemcacheSettings =
  *     CloudMemcacheSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -114,8 +120,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@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
  * CloudMemcacheSettings cloudMemcacheSettings =
  *     CloudMemcacheSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create(cloudMemcacheSettings);
@@ -125,8 +134,11 @@
  * the wire:
  *
  * <pre>{@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
  * CloudMemcacheSettings cloudMemcacheSettings =
  *     CloudMemcacheSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -220,8 +232,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
@@ -249,8 +264,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
@@ -275,8 +293,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -306,8 +327,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -338,8 +362,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -375,8 +402,11 @@ public final UnaryCallable<ListInstancesRequest, ListInstancesResponse> listInst
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   Instance response = cloudMemcacheClient.getInstance(name);
@@ -401,8 +431,11 @@ public final Instance getInstance(InstanceName name) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   Instance response = cloudMemcacheClient.getInstance(name);
@@ -426,8 +459,11 @@ public final Instance getInstance(String name) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -451,8 +487,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -475,8 +514,11 @@ public final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   String instanceId = "instanceId902024336";
@@ -519,8 +561,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   String instanceId = "instanceId902024336";
@@ -563,8 +608,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -591,8 +639,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -619,8 +670,11 @@ public final OperationFuture<Instance, OperationMetadata> createInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -646,8 +700,11 @@ public final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   FieldMask updateMask = FieldMask.newBuilder().build();
    *   Instance resource = Instance.newBuilder().build();
@@ -674,8 +731,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -701,8 +761,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -728,8 +791,11 @@ public final OperationFuture<Instance, OperationMetadata> updateInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -756,8 +822,11 @@ public final UnaryCallable<UpdateInstanceRequest, Operation> updateInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -793,8 +862,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -830,8 +902,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateParametersRequest request =
    *       UpdateParametersRequest.newBuilder()
@@ -860,8 +935,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateParametersRequest request =
    *       UpdateParametersRequest.newBuilder()
@@ -890,8 +968,11 @@ public final OperationFuture<Instance, OperationMetadata> updateParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   UpdateParametersRequest request =
    *       UpdateParametersRequest.newBuilder()
@@ -917,8 +998,11 @@ public final UnaryCallable<UpdateParametersRequest, Operation> updateParametersC
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   cloudMemcacheClient.deleteInstanceAsync(name).get();
@@ -943,8 +1027,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Insta
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   cloudMemcacheClient.deleteInstanceAsync(name).get();
@@ -968,8 +1055,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(Strin
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -994,8 +1084,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1020,8 +1113,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteInstanceAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1046,8 +1142,11 @@ public final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCalla
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   List<String> nodeIds = new ArrayList<>();
@@ -1083,8 +1182,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   List<String> nodeIds = new ArrayList<>();
@@ -1120,8 +1222,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplyParametersRequest request =
    *       ApplyParametersRequest.newBuilder()
@@ -1149,8 +1254,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplyParametersRequest request =
    *       ApplyParametersRequest.newBuilder()
@@ -1178,8 +1286,11 @@ public final OperationFuture<Instance, OperationMetadata> applyParametersAsync(
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplyParametersRequest request =
    *       ApplyParametersRequest.newBuilder()
@@ -1205,8 +1316,11 @@ public final UnaryCallable<ApplyParametersRequest, Operation> applyParametersCal
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   InstanceName instance = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   List<String> nodeIds = new ArrayList<>();
@@ -1243,8 +1357,11 @@ public final OperationFuture<Instance, OperationMetadata> applySoftwareUpdateAsy
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   String instance = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   List<String> nodeIds = new ArrayList<>();
@@ -1281,8 +1398,11 @@ public final OperationFuture<Instance, OperationMetadata> applySoftwareUpdateAsy
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplySoftwareUpdateRequest request =
    *       ApplySoftwareUpdateRequest.newBuilder()
@@ -1309,8 +1429,11 @@ public final OperationFuture<Instance, OperationMetadata> applySoftwareUpdateAsy
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplySoftwareUpdateRequest request =
    *       ApplySoftwareUpdateRequest.newBuilder()
@@ -1337,8 +1460,11 @@ public final OperationFuture<Instance, OperationMetadata> applySoftwareUpdateAsy
    * <p>Sample code:
    *
    * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
    *   ApplySoftwareUpdateRequest request =
    *       ApplySoftwareUpdateRequest.newBuilder()
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheSettings.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheSettings.java
index 51da4ed87208..f3b772eac48b 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheSettings.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/CloudMemcacheSettings.java
@@ -56,16 +56,16 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@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
  * CloudMemcacheSettings.Builder cloudMemcacheSettingsBuilder = CloudMemcacheSettings.newBuilder();
  * cloudMemcacheSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudMemcacheSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudMemcacheSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/package-info.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/package-info.java
index 96cda576a0b9..6c0ca283515d 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/package-info.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/package-info.java
@@ -42,8 +42,11 @@
  * <p>Sample for CloudMemcacheClient:
  *
  * <pre>{@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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudMemcacheClient.getInstance(name);
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/CloudMemcacheStubSettings.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/CloudMemcacheStubSettings.java
index 90fb09a66154..fafd2098167c 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/CloudMemcacheStubSettings.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/CloudMemcacheStubSettings.java
@@ -87,17 +87,17 @@
  * <p>For example, to set the total timeout of getInstance to 30 seconds:
  *
  * <pre>{@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
  * CloudMemcacheStubSettings.Builder cloudMemcacheSettingsBuilder =
  *     CloudMemcacheStubSettings.newBuilder();
  * cloudMemcacheSettingsBuilder
  *     .getInstanceSettings()
  *     .setRetrySettings(
- *         cloudMemcacheSettingsBuilder
- *             .getInstanceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * CloudMemcacheStubSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/HttpJsonCloudMemcacheStub.java b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/HttpJsonCloudMemcacheStub.java
index f034b57bc9f1..a06bace6c27f 100644
--- a/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/HttpJsonCloudMemcacheStub.java
+++ b/java-memcache/google-cloud-memcache/src/main/java/com/google/cloud/memcache/v1beta2/stub/HttpJsonCloudMemcacheStub.java
@@ -169,7 +169,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("resource", request.getResource()))
+                                  .toBody("resource", request.getResource(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -210,7 +210,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("resource", request.getResource()))
+                                  .toBody("resource", request.getResource(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -249,7 +249,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -324,7 +324,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -363,7 +363,7 @@ public class HttpJsonCloudMemcacheStub extends CloudMemcacheStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearInstance().build()))
+                                  .toBody("*", request.toBuilder().clearInstance().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java
index 1c5992076182..50f003c2c00b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncApplyParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplyParametersRequest request =
           ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java
index 7e107bcb6684..b7f8d313038e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncApplyParametersLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplyParametersRequest request =
           ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParameters.java
index 4b9feceefcae..7cde1936e788 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParameters.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplyParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplyParametersRequest request =
           ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java
index 3006b54ffcef..11c4fc59d371 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplyParametersInstancenameListstringBoolean() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       List<String> nodeIds = new ArrayList<>();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java
index 0603560c5028..e068939cba5b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplyParametersStringListstringBoolean() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       List<String> nodeIds = new ArrayList<>();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider.java
index 23fcd415cc48..fe8c9184535e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/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
     CloudMemcacheSettings cloudMemcacheSettings =
         CloudMemcacheSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider1.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider1.java
index 65949753d90f..0934ad350d4e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/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
     CloudMemcacheSettings cloudMemcacheSettings =
         CloudMemcacheSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetEndpoint.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetEndpoint.java
index 39af71fcf163..806234a8f092 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/create/SyncCreateSetEndpoint.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/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
     CloudMemcacheSettings cloudMemcacheSettings =
         CloudMemcacheSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create(cloudMemcacheSettings);
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstance.java
index c39ebe7b196a..dd0145d2b241 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java
index edc7256d3a29..f12855521115 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstance.java
index 923976b6e48a..aa0c53050b2a 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
index 2bf89199d361..4d12877684a6 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameInstanceString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       Instance instance = Instance.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceStringInstanceString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceStringInstanceString.java
index d2316ff545a6..d3583d71ec26 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceStringInstanceString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/createinstance/SyncCreateInstanceStringInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringInstanceString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       Instance instance = Instance.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java
index 01a1b63f33b1..d23d05ddf6c6 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java
index 9079cb23bc23..155d239a4df2 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java
index 8dce5b7797ae..95e84ecd1864 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java
index 83449acba2c2..3b38406ba6a2 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       cloudMemcacheClient.deleteInstanceAsync(name).get();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java
index e907e4598815..b554dd8e33f3 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       cloudMemcacheClient.deleteInstanceAsync(name).get();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/AsyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/AsyncGetInstance.java
index bea5f8ae99c4..0b528c6792e3 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/AsyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstance.java
index bf43198a74b8..1c16adbed0d5 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java
index 4685fb707020..9cb08a331fe7 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       Instance response = cloudMemcacheClient.getInstance(name);
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceString.java
index cceaefb5cc83..e39078ab6c0d 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       Instance response = cloudMemcacheClient.getInstance(name);
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstances.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstances.java
index 04231a5e6c2e..ae53fcd10ba0 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstances.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java
index c80ac5069ec1..a7431f1d9ebe 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstances.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstances.java
index f682638c3739..66fc75cefb7b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstances.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java
index 6fc1ffe8519b..5df0508eff05 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesString.java
index 9e0823196503..c515abb148de 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java
index 8541acae4a84..e3e9169950b3 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java
index ca3ec700fa03..9621c044e512 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java
index 19b6b26d0bb1..18efbd1363e9 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
index 6f0bec0c9ee0..1be490f01d34 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateinstance/SyncUpdateInstanceInstanceFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceInstanceFieldmask() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       Instance instance = Instance.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java
index 82933ed475ae..ca906cf7a0d7 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateParametersRequest request =
           UpdateParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java
index 3201539954fd..c73961209216 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateParametersLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateParametersRequest request =
           UpdateParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java
index 3b85b805e1ab..2768d752f9b0 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateParametersRequest request =
           UpdateParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java
index 82cf93b9377a..0399b0a718c7 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncUpdateParametersInstancenameFieldmaskMemcacheparameters()
       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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java
index e0a627fc9d59..9c84b93c08ba 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateParametersStringFieldmaskMemcacheparameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcachesettings/getinstance/SyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcachesettings/getinstance/SyncGetInstance.java
index aacd9011b9ad..16ee478631a9 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcachesettings/getinstance/SyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/cloudmemcachesettings/getinstance/SyncGetInstance.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() 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
     CloudMemcacheSettings.Builder cloudMemcacheSettingsBuilder = CloudMemcacheSettings.newBuilder();
     cloudMemcacheSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudMemcacheSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudMemcacheSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java
index 05577f9b5f26..df6d2f5daf09 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java
@@ -27,17 +27,17 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() 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
     CloudMemcacheStubSettings.Builder cloudMemcacheSettingsBuilder =
         CloudMemcacheStubSettings.newBuilder();
     cloudMemcacheSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudMemcacheSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudMemcacheStubSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java
index bd1bbb5ec769..567b170cca09 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParameters.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncApplyParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplyParametersRequest request =
           ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java
index ae1b842f3d64..6ed52542fea9 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/AsyncApplyParametersLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncApplyParametersLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplyParametersRequest request =
           ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParameters.java
index 0425b703efbf..141b891aeb00 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParameters.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplyParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplyParametersRequest request =
           ApplyParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java
index 537ad967c089..1e61ca2f6e86 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersInstancenameListstringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplyParametersInstancenameListstringBoolean() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       List<String> nodeIds = new ArrayList<>();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java
index fbb0055553df..cf6357a5de37 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applyparameters/SyncApplyParametersStringListstringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplyParametersStringListstringBoolean() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       List<String> nodeIds = new ArrayList<>();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdate.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdate.java
index a75780296eac..dffb5f9e51cd 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdate.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdate.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncApplySoftwareUpdate() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplySoftwareUpdateRequest request =
           ApplySoftwareUpdateRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdateLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdateLRO.java
index 6c960796694f..8d9e8e4ef767 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdateLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/AsyncApplySoftwareUpdateLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncApplySoftwareUpdateLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplySoftwareUpdateRequest request =
           ApplySoftwareUpdateRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdate.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdate.java
index d3f822616bdf..b8ea395a6496 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdate.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdate.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplySoftwareUpdate() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ApplySoftwareUpdateRequest request =
           ApplySoftwareUpdateRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateInstancenameListstringBoolean.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateInstancenameListstringBoolean.java
index ab80655567e1..344c357a0ab7 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateInstancenameListstringBoolean.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateInstancenameListstringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplySoftwareUpdateInstancenameListstringBoolean() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName instance = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       List<String> nodeIds = new ArrayList<>();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateStringListstringBoolean.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateStringListstringBoolean.java
index e387d095600e..c09d86eeaa17 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateStringListstringBoolean.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/applysoftwareupdate/SyncApplySoftwareUpdateStringListstringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncApplySoftwareUpdateStringListstringBoolean() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String instance = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       List<String> nodeIds = new ArrayList<>();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider.java
index dfcda128b34e..f029ab0b2826 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/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
     CloudMemcacheSettings cloudMemcacheSettings =
         CloudMemcacheSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider1.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider1.java
index 35ae6daaae55..909ef30330f5 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/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
     CloudMemcacheSettings cloudMemcacheSettings =
         CloudMemcacheSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetEndpoint.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetEndpoint.java
index ebfedbd75252..123d5a76b9d6 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/create/SyncCreateSetEndpoint.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/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
     CloudMemcacheSettings cloudMemcacheSettings =
         CloudMemcacheSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create(cloudMemcacheSettings);
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstance.java
index cd8837a60c1f..a949a44cd970 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java
index 7633cb7ad7e5..a4a7699d6f6e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstance.java
index 06370d4e645b..a094e85758e9 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
index 773cb7bc4c82..1d36e97f8e2b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameStringInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       String instanceId = "instanceId902024336";
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceStringStringInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceStringStringInstance.java
index 24ac35626690..6690e2eb595a 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceStringStringInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/createinstance/SyncCreateInstanceStringStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringStringInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       String instanceId = "instanceId902024336";
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java
index 7fe059e2a146..1da5648f9435 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java
index 7c078d3e9193..40352d599f09 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java
index ce70006f2bc0..9409e6a465fa 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java
index cd820a0d5d29..cad6864deb55 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       cloudMemcacheClient.deleteInstanceAsync(name).get();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java
index 76037fc702cb..b73134eca8b7 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       cloudMemcacheClient.deleteInstanceAsync(name).get();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/AsyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/AsyncGetInstance.java
index 83ab8964ec2d..a8f398725e0c 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/AsyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstance.java
index 054325eaec69..457a52954b0e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java
index 9bf1c35db303..41f264909333 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       Instance response = cloudMemcacheClient.getInstance(name);
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceString.java
index da65faaa398f..3af86a93b9d6 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       Instance response = cloudMemcacheClient.getInstance(name);
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstances.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstances.java
index 12e26eb679d3..9e4de2a4641b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstances.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java
index 9f6452aa6873..5b65bd231f85 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstances.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstances.java
index 0deceafaa03d..45448ca6d180 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstances.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java
index 3c91cf429309..352a37cf103e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesString.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesString.java
index 601afe55cb0a..a8994cb4159b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesString.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Instance element : cloudMemcacheClient.listInstances(parent).iterateAll()) {
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java
index e21b6d672322..40fb9b9aac04 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java
index ee3251ed5eae..e48186104cf6 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java
index 493f7682f5cf..580dedcef5b8 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
index 9e72d00f0588..71c07dd09c4e 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceFieldmaskInstance() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       FieldMask updateMask = FieldMask.newBuilder().build();
       Instance resource = Instance.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java
index 5dfb74394e0b..376dbaa5a09b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParameters.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateParametersRequest request =
           UpdateParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java
index b0823fbd2127..adec47a92112 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/AsyncUpdateParametersLRO.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateParametersLRO() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateParametersRequest request =
           UpdateParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java
index c4de3135dc49..2299f9aae37b 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParameters.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateParameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       UpdateParametersRequest request =
           UpdateParametersRequest.newBuilder()
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java
index 3a8242409f88..6ef760a3e7f8 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersInstancenameFieldmaskMemcacheparameters.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncUpdateParametersInstancenameFieldmaskMemcacheparameters()
       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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java
index 03b3efaa4022..a7d4120b2c6a 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcacheclient/updateparameters/SyncUpdateParametersStringFieldmaskMemcacheparameters.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateParametersStringFieldmaskMemcacheparameters() 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 (CloudMemcacheClient cloudMemcacheClient = CloudMemcacheClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcachesettings/getinstance/SyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcachesettings/getinstance/SyncGetInstance.java
index 7e9603050965..f3aa79167cc6 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcachesettings/getinstance/SyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/cloudmemcachesettings/getinstance/SyncGetInstance.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() 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
     CloudMemcacheSettings.Builder cloudMemcacheSettingsBuilder = CloudMemcacheSettings.newBuilder();
     cloudMemcacheSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudMemcacheSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudMemcacheSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();
diff --git a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java
index 0af8baf6e710..42621fcc2975 100644
--- a/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java
+++ b/java-memcache/samples/snippets/generated/com/google/cloud/memcache/v1beta2/stub/cloudmemcachestubsettings/getinstance/SyncGetInstance.java
@@ -27,17 +27,17 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() 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
     CloudMemcacheStubSettings.Builder cloudMemcacheSettingsBuilder =
         CloudMemcacheStubSettings.newBuilder();
     cloudMemcacheSettingsBuilder
         .getInstanceSettings()
         .setRetrySettings(
-            cloudMemcacheSettingsBuilder
-                .getInstanceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            cloudMemcacheSettingsBuilder.getInstanceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     CloudMemcacheStubSettings cloudMemcacheSettings = cloudMemcacheSettingsBuilder.build();