diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersClient.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersClient.java
index b13644d2..71930e04 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersClient.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersClient.java
@@ -16,7 +16,6 @@
 
 package com.google.cloud.resourcemanager.v3;
 
-import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
@@ -1819,14 +1818,7 @@ public static ApiFuture<ListFoldersPagedResponse> createAsync(
       ApiFuture<ListFoldersPage> futurePage =
           ListFoldersPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
-          futurePage,
-          new ApiFunction<ListFoldersPage, ListFoldersPagedResponse>() {
-            @Override
-            public ListFoldersPagedResponse apply(ListFoldersPage input) {
-              return new ListFoldersPagedResponse(input);
-            }
-          },
-          MoreExecutors.directExecutor());
+          futurePage, input -> new ListFoldersPagedResponse(input), MoreExecutors.directExecutor());
     }
 
     private ListFoldersPagedResponse(ListFoldersPage page) {
@@ -1900,12 +1892,7 @@ public static ApiFuture<SearchFoldersPagedResponse> createAsync(
           SearchFoldersPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
           futurePage,
-          new ApiFunction<SearchFoldersPage, SearchFoldersPagedResponse>() {
-            @Override
-            public SearchFoldersPagedResponse apply(SearchFoldersPage input) {
-              return new SearchFoldersPagedResponse(input);
-            }
-          },
+          input -> new SearchFoldersPagedResponse(input),
           MoreExecutors.directExecutor());
     }
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersSettings.java
index d809b475..c97e0b61 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/FoldersSettings.java
@@ -249,14 +249,13 @@ public FoldersStubSettings.Builder getStubSettingsBuilder() {
       return ((FoldersStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsClient.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsClient.java
index 517637eb..1b30e8c8 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsClient.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsClient.java
@@ -16,7 +16,6 @@
 
 package com.google.cloud.resourcemanager.v3;
 
-import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
@@ -789,12 +788,7 @@ public static ApiFuture<SearchOrganizationsPagedResponse> createAsync(
           SearchOrganizationsPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
           futurePage,
-          new ApiFunction<SearchOrganizationsPage, SearchOrganizationsPagedResponse>() {
-            @Override
-            public SearchOrganizationsPagedResponse apply(SearchOrganizationsPage input) {
-              return new SearchOrganizationsPagedResponse(input);
-            }
-          },
+          input -> new SearchOrganizationsPagedResponse(input),
           MoreExecutors.directExecutor());
     }
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsSettings.java
index f6e21592..5a7344ae 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/OrganizationsSettings.java
@@ -187,14 +187,13 @@ public OrganizationsStubSettings.Builder getStubSettingsBuilder() {
       return ((OrganizationsStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsClient.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsClient.java
index 7e66a03a..97b97320 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsClient.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsClient.java
@@ -16,7 +16,6 @@
 
 package com.google.cloud.resourcemanager.v3;
 
-import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
@@ -1914,12 +1913,7 @@ public static ApiFuture<ListProjectsPagedResponse> createAsync(
           ListProjectsPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
           futurePage,
-          new ApiFunction<ListProjectsPage, ListProjectsPagedResponse>() {
-            @Override
-            public ListProjectsPagedResponse apply(ListProjectsPage input) {
-              return new ListProjectsPagedResponse(input);
-            }
-          },
+          input -> new ListProjectsPagedResponse(input),
           MoreExecutors.directExecutor());
     }
 
@@ -1994,12 +1988,7 @@ public static ApiFuture<SearchProjectsPagedResponse> createAsync(
           SearchProjectsPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
           futurePage,
-          new ApiFunction<SearchProjectsPage, SearchProjectsPagedResponse>() {
-            @Override
-            public SearchProjectsPagedResponse apply(SearchProjectsPage input) {
-              return new SearchProjectsPagedResponse(input);
-            }
-          },
+          input -> new SearchProjectsPagedResponse(input),
           MoreExecutors.directExecutor());
     }
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsSettings.java
index 7cc3b8d4..d38f023e 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/ProjectsSettings.java
@@ -250,14 +250,13 @@ public ProjectsStubSettings.Builder getStubSettingsBuilder() {
       return ((ProjectsStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsClient.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsClient.java
index bbbaefbd..e28ff288 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsClient.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsClient.java
@@ -16,7 +16,6 @@
 
 package com.google.cloud.resourcemanager.v3;
 
-import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
@@ -587,12 +586,7 @@ public static ApiFuture<ListTagBindingsPagedResponse> createAsync(
           ListTagBindingsPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
           futurePage,
-          new ApiFunction<ListTagBindingsPage, ListTagBindingsPagedResponse>() {
-            @Override
-            public ListTagBindingsPagedResponse apply(ListTagBindingsPage input) {
-              return new ListTagBindingsPagedResponse(input);
-            }
-          },
+          input -> new ListTagBindingsPagedResponse(input),
           MoreExecutors.directExecutor());
     }
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsSettings.java
index 3437211d..6ace6b23 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagBindingsSettings.java
@@ -185,14 +185,13 @@ public TagBindingsStubSettings.Builder getStubSettingsBuilder() {
       return ((TagBindingsStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysClient.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysClient.java
index d4751c1b..b150821f 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysClient.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysClient.java
@@ -16,7 +16,6 @@
 
 package com.google.cloud.resourcemanager.v3;
 
-import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
@@ -1107,14 +1106,7 @@ public static ApiFuture<ListTagKeysPagedResponse> createAsync(
       ApiFuture<ListTagKeysPage> futurePage =
           ListTagKeysPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
-          futurePage,
-          new ApiFunction<ListTagKeysPage, ListTagKeysPagedResponse>() {
-            @Override
-            public ListTagKeysPagedResponse apply(ListTagKeysPage input) {
-              return new ListTagKeysPagedResponse(input);
-            }
-          },
-          MoreExecutors.directExecutor());
+          futurePage, input -> new ListTagKeysPagedResponse(input), MoreExecutors.directExecutor());
     }
 
     private ListTagKeysPagedResponse(ListTagKeysPage page) {
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysSettings.java
index 11027b10..eeac6ac6 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagKeysSettings.java
@@ -220,14 +220,13 @@ public TagKeysStubSettings.Builder getStubSettingsBuilder() {
       return ((TagKeysStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesClient.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesClient.java
index ad59723a..5ff8e369 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesClient.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesClient.java
@@ -16,7 +16,6 @@
 
 package com.google.cloud.resourcemanager.v3;
 
-import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
 import com.google.api.core.BetaApi;
@@ -1118,12 +1117,7 @@ public static ApiFuture<ListTagValuesPagedResponse> createAsync(
           ListTagValuesPage.createEmptyPage().createPageAsync(context, futureResponse);
       return ApiFutures.transform(
           futurePage,
-          new ApiFunction<ListTagValuesPage, ListTagValuesPagedResponse>() {
-            @Override
-            public ListTagValuesPagedResponse apply(ListTagValuesPage input) {
-              return new ListTagValuesPagedResponse(input);
-            }
-          },
+          input -> new ListTagValuesPagedResponse(input),
           MoreExecutors.directExecutor());
     }
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesSettings.java
index 172ae24a..1de75ca7 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/TagValuesSettings.java
@@ -220,14 +220,13 @@ public TagValuesStubSettings.Builder getStubSettingsBuilder() {
       return ((TagValuesStubSettings.Builder) getStubSettings());
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(
           getStubSettingsBuilder().unaryMethodSettingsBuilders(), settingsUpdater);
       return this;
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/FoldersStubSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/FoldersStubSettings.java
index efb9f02e..808c139b 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/FoldersStubSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/FoldersStubSettings.java
@@ -769,14 +769,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcFoldersStub.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcFoldersStub.java
index 181fc789..c31f3597 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcFoldersStub.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcFoldersStub.java
@@ -25,7 +25,6 @@
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallable;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.resourcemanager.v3.CreateFolderMetadata;
 import com.google.cloud.resourcemanager.v3.CreateFolderRequest;
@@ -54,7 +53,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -237,13 +235,10 @@ protected GrpcFoldersStub(
         GrpcCallSettings.<GetFolderRequest, Folder>newBuilder()
             .setMethodDescriptor(getFolderMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetFolderRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetFolderRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<ListFoldersRequest, ListFoldersResponse> listFoldersTransportSettings =
@@ -262,78 +257,60 @@ public Map<String, String> extract(GetFolderRequest request) {
         GrpcCallSettings.<UpdateFolderRequest, Operation>newBuilder()
             .setMethodDescriptor(updateFolderMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<UpdateFolderRequest>() {
-                  @Override
-                  public Map<String, String> extract(UpdateFolderRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("folder.name", String.valueOf(request.getFolder().getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("folder.name", String.valueOf(request.getFolder().getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<MoveFolderRequest, Operation> moveFolderTransportSettings =
         GrpcCallSettings.<MoveFolderRequest, Operation>newBuilder()
             .setMethodDescriptor(moveFolderMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<MoveFolderRequest>() {
-                  @Override
-                  public Map<String, String> extract(MoveFolderRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<DeleteFolderRequest, Operation> deleteFolderTransportSettings =
         GrpcCallSettings.<DeleteFolderRequest, Operation>newBuilder()
             .setMethodDescriptor(deleteFolderMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<DeleteFolderRequest>() {
-                  @Override
-                  public Map<String, String> extract(DeleteFolderRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<UndeleteFolderRequest, Operation> undeleteFolderTransportSettings =
         GrpcCallSettings.<UndeleteFolderRequest, Operation>newBuilder()
             .setMethodDescriptor(undeleteFolderMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<UndeleteFolderRequest>() {
-                  @Override
-                  public Map<String, String> extract(UndeleteFolderRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
         GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(getIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
         GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(setIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<SetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(SetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
@@ -341,13 +318,10 @@ public Map<String, String> extract(SetIamPolicyRequest request) {
             GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
                 .setMethodDescriptor(testIamPermissionsMethodDescriptor)
                 .setParamsExtractor(
-                    new RequestParamsExtractor<TestIamPermissionsRequest>() {
-                      @Override
-                      public Map<String, String> extract(TestIamPermissionsRequest request) {
-                        ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                        params.put("resource", String.valueOf(request.getResource()));
-                        return params.build();
-                      }
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
                     })
                 .build();
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcOrganizationsStub.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcOrganizationsStub.java
index 32616543..28343df5 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcOrganizationsStub.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcOrganizationsStub.java
@@ -23,7 +23,6 @@
 import com.google.api.gax.grpc.GrpcCallSettings;
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.resourcemanager.v3.GetOrganizationRequest;
 import com.google.cloud.resourcemanager.v3.Organization;
@@ -39,7 +38,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -156,13 +154,10 @@ protected GrpcOrganizationsStub(
         GrpcCallSettings.<GetOrganizationRequest, Organization>newBuilder()
             .setMethodDescriptor(getOrganizationMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetOrganizationRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetOrganizationRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<SearchOrganizationsRequest, SearchOrganizationsResponse>
@@ -174,26 +169,20 @@ public Map<String, String> extract(GetOrganizationRequest request) {
         GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(getIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
         GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(setIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<SetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(SetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
@@ -201,13 +190,10 @@ public Map<String, String> extract(SetIamPolicyRequest request) {
             GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
                 .setMethodDescriptor(testIamPermissionsMethodDescriptor)
                 .setParamsExtractor(
-                    new RequestParamsExtractor<TestIamPermissionsRequest>() {
-                      @Override
-                      public Map<String, String> extract(TestIamPermissionsRequest request) {
-                        ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                        params.put("resource", String.valueOf(request.getResource()));
-                        return params.build();
-                      }
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
                     })
                 .build();
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcProjectsStub.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcProjectsStub.java
index 9eee56d0..13847478 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcProjectsStub.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcProjectsStub.java
@@ -25,7 +25,6 @@
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallable;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.resourcemanager.v3.CreateProjectMetadata;
 import com.google.cloud.resourcemanager.v3.CreateProjectRequest;
@@ -54,7 +53,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -240,13 +238,10 @@ protected GrpcProjectsStub(
         GrpcCallSettings.<GetProjectRequest, Project>newBuilder()
             .setMethodDescriptor(getProjectMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetProjectRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetProjectRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<ListProjectsRequest, ListProjectsResponse> listProjectsTransportSettings =
@@ -266,78 +261,60 @@ public Map<String, String> extract(GetProjectRequest request) {
         GrpcCallSettings.<UpdateProjectRequest, Operation>newBuilder()
             .setMethodDescriptor(updateProjectMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<UpdateProjectRequest>() {
-                  @Override
-                  public Map<String, String> extract(UpdateProjectRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("project.name", String.valueOf(request.getProject().getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("project.name", String.valueOf(request.getProject().getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<MoveProjectRequest, Operation> moveProjectTransportSettings =
         GrpcCallSettings.<MoveProjectRequest, Operation>newBuilder()
             .setMethodDescriptor(moveProjectMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<MoveProjectRequest>() {
-                  @Override
-                  public Map<String, String> extract(MoveProjectRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<DeleteProjectRequest, Operation> deleteProjectTransportSettings =
         GrpcCallSettings.<DeleteProjectRequest, Operation>newBuilder()
             .setMethodDescriptor(deleteProjectMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<DeleteProjectRequest>() {
-                  @Override
-                  public Map<String, String> extract(DeleteProjectRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<UndeleteProjectRequest, Operation> undeleteProjectTransportSettings =
         GrpcCallSettings.<UndeleteProjectRequest, Operation>newBuilder()
             .setMethodDescriptor(undeleteProjectMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<UndeleteProjectRequest>() {
-                  @Override
-                  public Map<String, String> extract(UndeleteProjectRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
         GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(getIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
         GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(setIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<SetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(SetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
@@ -345,13 +322,10 @@ public Map<String, String> extract(SetIamPolicyRequest request) {
             GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
                 .setMethodDescriptor(testIamPermissionsMethodDescriptor)
                 .setParamsExtractor(
-                    new RequestParamsExtractor<TestIamPermissionsRequest>() {
-                      @Override
-                      public Map<String, String> extract(TestIamPermissionsRequest request) {
-                        ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                        params.put("resource", String.valueOf(request.getResource()));
-                        return params.build();
-                      }
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
                     })
                 .build();
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagBindingsStub.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagBindingsStub.java
index f634c934..92743cd4 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagBindingsStub.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagBindingsStub.java
@@ -24,7 +24,6 @@
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallable;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.resourcemanager.v3.CreateTagBindingMetadata;
 import com.google.cloud.resourcemanager.v3.CreateTagBindingRequest;
@@ -40,7 +39,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -149,13 +147,10 @@ protected GrpcTagBindingsStub(
         GrpcCallSettings.<DeleteTagBindingRequest, Operation>newBuilder()
             .setMethodDescriptor(deleteTagBindingMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<DeleteTagBindingRequest>() {
-                  @Override
-                  public Map<String, String> extract(DeleteTagBindingRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagKeysStub.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagKeysStub.java
index 12d10a3e..5441fad9 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagKeysStub.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagKeysStub.java
@@ -24,7 +24,6 @@
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallable;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.resourcemanager.v3.CreateTagKeyMetadata;
 import com.google.cloud.resourcemanager.v3.CreateTagKeyRequest;
@@ -47,7 +46,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -196,13 +194,10 @@ protected GrpcTagKeysStub(
         GrpcCallSettings.<GetTagKeyRequest, TagKey>newBuilder()
             .setMethodDescriptor(getTagKeyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetTagKeyRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetTagKeyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<CreateTagKeyRequest, Operation> createTagKeyTransportSettings =
@@ -213,52 +208,40 @@ public Map<String, String> extract(GetTagKeyRequest request) {
         GrpcCallSettings.<UpdateTagKeyRequest, Operation>newBuilder()
             .setMethodDescriptor(updateTagKeyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<UpdateTagKeyRequest>() {
-                  @Override
-                  public Map<String, String> extract(UpdateTagKeyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("tag_key.name", String.valueOf(request.getTagKey().getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("tag_key.name", String.valueOf(request.getTagKey().getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<DeleteTagKeyRequest, Operation> deleteTagKeyTransportSettings =
         GrpcCallSettings.<DeleteTagKeyRequest, Operation>newBuilder()
             .setMethodDescriptor(deleteTagKeyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<DeleteTagKeyRequest>() {
-                  @Override
-                  public Map<String, String> extract(DeleteTagKeyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
         GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(getIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
         GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(setIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<SetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(SetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
@@ -266,13 +249,10 @@ public Map<String, String> extract(SetIamPolicyRequest request) {
             GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
                 .setMethodDescriptor(testIamPermissionsMethodDescriptor)
                 .setParamsExtractor(
-                    new RequestParamsExtractor<TestIamPermissionsRequest>() {
-                      @Override
-                      public Map<String, String> extract(TestIamPermissionsRequest request) {
-                        ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                        params.put("resource", String.valueOf(request.getResource()));
-                        return params.build();
-                      }
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
                     })
                 .build();
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagValuesStub.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagValuesStub.java
index 9e1267b4..2dabc639 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagValuesStub.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/GrpcTagValuesStub.java
@@ -24,7 +24,6 @@
 import com.google.api.gax.grpc.GrpcStubCallableFactory;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallable;
-import com.google.api.gax.rpc.RequestParamsExtractor;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.cloud.resourcemanager.v3.CreateTagValueMetadata;
 import com.google.cloud.resourcemanager.v3.CreateTagValueRequest;
@@ -47,7 +46,6 @@
 import io.grpc.MethodDescriptor;
 import io.grpc.protobuf.ProtoUtils;
 import java.io.IOException;
-import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
 
@@ -202,13 +200,10 @@ protected GrpcTagValuesStub(
         GrpcCallSettings.<GetTagValueRequest, TagValue>newBuilder()
             .setMethodDescriptor(getTagValueMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetTagValueRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetTagValueRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<CreateTagValueRequest, Operation> createTagValueTransportSettings =
@@ -219,52 +214,40 @@ public Map<String, String> extract(GetTagValueRequest request) {
         GrpcCallSettings.<UpdateTagValueRequest, Operation>newBuilder()
             .setMethodDescriptor(updateTagValueMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<UpdateTagValueRequest>() {
-                  @Override
-                  public Map<String, String> extract(UpdateTagValueRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("tag_value.name", String.valueOf(request.getTagValue().getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("tag_value.name", String.valueOf(request.getTagValue().getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<DeleteTagValueRequest, Operation> deleteTagValueTransportSettings =
         GrpcCallSettings.<DeleteTagValueRequest, Operation>newBuilder()
             .setMethodDescriptor(deleteTagValueMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<DeleteTagValueRequest>() {
-                  @Override
-                  public Map<String, String> extract(DeleteTagValueRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("name", String.valueOf(request.getName()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("name", String.valueOf(request.getName()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
         GrpcCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(getIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<GetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(GetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
         GrpcCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
             .setMethodDescriptor(setIamPolicyMethodDescriptor)
             .setParamsExtractor(
-                new RequestParamsExtractor<SetIamPolicyRequest>() {
-                  @Override
-                  public Map<String, String> extract(SetIamPolicyRequest request) {
-                    ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                    params.put("resource", String.valueOf(request.getResource()));
-                    return params.build();
-                  }
+                request -> {
+                  ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                  params.put("resource", String.valueOf(request.getResource()));
+                  return params.build();
                 })
             .build();
     GrpcCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
@@ -272,13 +255,10 @@ public Map<String, String> extract(SetIamPolicyRequest request) {
             GrpcCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
                 .setMethodDescriptor(testIamPermissionsMethodDescriptor)
                 .setParamsExtractor(
-                    new RequestParamsExtractor<TestIamPermissionsRequest>() {
-                      @Override
-                      public Map<String, String> extract(TestIamPermissionsRequest request) {
-                        ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
-                        params.put("resource", String.valueOf(request.getResource()));
-                        return params.build();
-                      }
+                    request -> {
+                      ImmutableMap.Builder<String, String> params = ImmutableMap.builder();
+                      params.put("resource", String.valueOf(request.getResource()));
+                      return params.build();
                     })
                 .build();
 
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/OrganizationsStubSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/OrganizationsStubSettings.java
index 38121f8c..40b31c74 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/OrganizationsStubSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/OrganizationsStubSettings.java
@@ -421,14 +421,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/ProjectsStubSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/ProjectsStubSettings.java
index 0ea4f784..148ae712 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/ProjectsStubSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/ProjectsStubSettings.java
@@ -775,14 +775,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagBindingsStubSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagBindingsStubSettings.java
index 66735be5..8b3886f2 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagBindingsStubSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagBindingsStubSettings.java
@@ -450,14 +450,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagKeysStubSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagKeysStubSettings.java
index 84a0636b..ca2c52eb 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagKeysStubSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagKeysStubSettings.java
@@ -578,14 +578,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }
diff --git a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagValuesStubSettings.java b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagValuesStubSettings.java
index 23390ae5..993cc889 100644
--- a/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagValuesStubSettings.java
+++ b/google-cloud-resourcemanager/src/main/java/com/google/cloud/resourcemanager/v3/stub/TagValuesStubSettings.java
@@ -585,14 +585,13 @@ private static Builder initDefaults(Builder builder) {
       return builder;
     }
 
-    // NEXT_MAJOR_VER: remove 'throws Exception'.
     /**
      * Applies the given settings updater function to all of the unary API methods in this service.
      *
      * <p>Note: This method does not support applying settings to streaming methods.
      */
     public Builder applyToAllUnaryMethods(
-        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) throws Exception {
+        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
       super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
       return this;
     }