diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsCreate.java b/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsCreate.java
index 73144a63..ba164213 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsCreate.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsCreate.java
@@ -18,9 +18,9 @@
 
 // [START servicedirectory_create_endpoint]
 
-import com.google.cloud.servicedirectory.v1beta1.Endpoint;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.ServiceName;
+import com.google.cloud.servicedirectory.v1.Endpoint;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.ServiceName;
 import java.io.IOException;
 
 public class EndpointsCreate {
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsDelete.java b/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsDelete.java
index 7946d632..378654e0 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsDelete.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/EndpointsDelete.java
@@ -18,8 +18,8 @@
 
 // [START servicedirectory_delete_endpoint]
 
-import com.google.cloud.servicedirectory.v1beta1.EndpointName;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.EndpointName;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
 import java.io.IOException;
 
 public class EndpointsDelete {
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesCreate.java b/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesCreate.java
index da7f4712..492fd9d9 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesCreate.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesCreate.java
@@ -18,9 +18,9 @@
 
 // [START servicedirectory_create_namespace]
 
-import com.google.cloud.servicedirectory.v1beta1.LocationName;
-import com.google.cloud.servicedirectory.v1beta1.Namespace;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.LocationName;
+import com.google.cloud.servicedirectory.v1.Namespace;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
 import java.io.IOException;
 
 public class NamespacesCreate {
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesDelete.java b/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesDelete.java
index 47773add..c3414d80 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesDelete.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/NamespacesDelete.java
@@ -18,8 +18,8 @@
 
 // [START servicedirectory_delete_namespace]
 
-import com.google.cloud.servicedirectory.v1beta1.NamespaceName;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.NamespaceName;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
 import java.io.IOException;
 
 public class NamespacesDelete {
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/Quickstart.java b/samples/snippets/src/main/java/com/example/servicedirectory/Quickstart.java
index eadf80ef..d9d7ae39 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/Quickstart.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/Quickstart.java
@@ -18,10 +18,10 @@
 
 // [START servicedirectory_quickstart]
 
-import com.google.cloud.servicedirectory.v1beta1.LocationName;
-import com.google.cloud.servicedirectory.v1beta1.Namespace;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient.ListNamespacesPagedResponse;
+import com.google.cloud.servicedirectory.v1.LocationName;
+import com.google.cloud.servicedirectory.v1.Namespace;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient.ListNamespacesPagedResponse;
 import java.io.IOException;
 
 public class Quickstart {
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/ServicesCreate.java b/samples/snippets/src/main/java/com/example/servicedirectory/ServicesCreate.java
index 7f531584..90a812d7 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/ServicesCreate.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/ServicesCreate.java
@@ -18,9 +18,9 @@
 
 // [START servicedirectory_create_service]
 
-import com.google.cloud.servicedirectory.v1beta1.NamespaceName;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.Service;
+import com.google.cloud.servicedirectory.v1.NamespaceName;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.Service;
 import java.io.IOException;
 
 public class ServicesCreate {
@@ -49,15 +49,15 @@ public static void createService(
       NamespaceName parent = NamespaceName.of(projectId, locationId, namespaceId);
 
       // The service object to create.
-      // Optionally add some metadata for the service.
-      Service service = Service.newBuilder().putMetadata("protocol", "tcp").build();
+      // Optionally add some annotations for the service.
+      Service service = Service.newBuilder().putAnnotations("protocol", "tcp").build();
 
       // Send the request to create the namespace.
       Service createdService = client.createService(parent, service, serviceId);
 
       // Process the response.
       System.out.println("Created Service: " + createdService.getName());
-      System.out.println("Metadata: " + createdService.getMetadata());
+      System.out.println("Annotations: " + createdService.getAnnotations());
     }
   }
 }
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/ServicesDelete.java b/samples/snippets/src/main/java/com/example/servicedirectory/ServicesDelete.java
index 82713e38..3871e902 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/ServicesDelete.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/ServicesDelete.java
@@ -18,8 +18,8 @@
 
 // [START servicedirectory_delete_service]
 
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.ServiceName;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.ServiceName;
 import java.io.IOException;
 
 public class ServicesDelete {
diff --git a/samples/snippets/src/main/java/com/example/servicedirectory/ServicesResolve.java b/samples/snippets/src/main/java/com/example/servicedirectory/ServicesResolve.java
index 99da6588..a170227d 100644
--- a/samples/snippets/src/main/java/com/example/servicedirectory/ServicesResolve.java
+++ b/samples/snippets/src/main/java/com/example/servicedirectory/ServicesResolve.java
@@ -18,11 +18,11 @@
 
 // [START servicedirectory_resolve_service]
 
-import com.google.cloud.servicedirectory.v1beta1.Endpoint;
-import com.google.cloud.servicedirectory.v1beta1.LookupServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.ResolveServiceRequest;
-import com.google.cloud.servicedirectory.v1beta1.ResolveServiceResponse;
-import com.google.cloud.servicedirectory.v1beta1.ServiceName;
+import com.google.cloud.servicedirectory.v1.Endpoint;
+import com.google.cloud.servicedirectory.v1.LookupServiceClient;
+import com.google.cloud.servicedirectory.v1.ResolveServiceRequest;
+import com.google.cloud.servicedirectory.v1.ResolveServiceResponse;
+import com.google.cloud.servicedirectory.v1.ServiceName;
 import java.io.IOException;
 
 public class ServicesResolve {
diff --git a/samples/snippets/src/test/java/com/example/servicedirectory/EndpointsTests.java b/samples/snippets/src/test/java/com/example/servicedirectory/EndpointsTests.java
index e8aaf7a3..01f960a2 100644
--- a/samples/snippets/src/test/java/com/example/servicedirectory/EndpointsTests.java
+++ b/samples/snippets/src/test/java/com/example/servicedirectory/EndpointsTests.java
@@ -19,11 +19,11 @@
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertThat;
 
-import com.google.cloud.servicedirectory.v1beta1.EndpointName;
-import com.google.cloud.servicedirectory.v1beta1.LocationName;
-import com.google.cloud.servicedirectory.v1beta1.Namespace;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient.ListNamespacesPagedResponse;
+import com.google.cloud.servicedirectory.v1.EndpointName;
+import com.google.cloud.servicedirectory.v1.LocationName;
+import com.google.cloud.servicedirectory.v1.Namespace;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient.ListNamespacesPagedResponse;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.util.UUID;
diff --git a/samples/snippets/src/test/java/com/example/servicedirectory/NamespacesTests.java b/samples/snippets/src/test/java/com/example/servicedirectory/NamespacesTests.java
index b57beb14..36f54b06 100644
--- a/samples/snippets/src/test/java/com/example/servicedirectory/NamespacesTests.java
+++ b/samples/snippets/src/test/java/com/example/servicedirectory/NamespacesTests.java
@@ -19,11 +19,11 @@
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertThat;
 
-import com.google.cloud.servicedirectory.v1beta1.LocationName;
-import com.google.cloud.servicedirectory.v1beta1.Namespace;
-import com.google.cloud.servicedirectory.v1beta1.NamespaceName;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient.ListNamespacesPagedResponse;
+import com.google.cloud.servicedirectory.v1.LocationName;
+import com.google.cloud.servicedirectory.v1.Namespace;
+import com.google.cloud.servicedirectory.v1.NamespaceName;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient.ListNamespacesPagedResponse;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.util.UUID;
diff --git a/samples/snippets/src/test/java/com/example/servicedirectory/ServicesTests.java b/samples/snippets/src/test/java/com/example/servicedirectory/ServicesTests.java
index d44c1f12..b9642866 100644
--- a/samples/snippets/src/test/java/com/example/servicedirectory/ServicesTests.java
+++ b/samples/snippets/src/test/java/com/example/servicedirectory/ServicesTests.java
@@ -19,12 +19,12 @@
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertThat;
 
-import com.google.cloud.servicedirectory.v1beta1.EndpointName;
-import com.google.cloud.servicedirectory.v1beta1.LocationName;
-import com.google.cloud.servicedirectory.v1beta1.Namespace;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient;
-import com.google.cloud.servicedirectory.v1beta1.RegistrationServiceClient.ListNamespacesPagedResponse;
-import com.google.cloud.servicedirectory.v1beta1.ServiceName;
+import com.google.cloud.servicedirectory.v1.EndpointName;
+import com.google.cloud.servicedirectory.v1.LocationName;
+import com.google.cloud.servicedirectory.v1.Namespace;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient;
+import com.google.cloud.servicedirectory.v1.RegistrationServiceClient.ListNamespacesPagedResponse;
+import com.google.cloud.servicedirectory.v1.ServiceName;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
 import java.util.UUID;