Remove request type parameter from CCR actions

Relates elastic#31405

Author: dnhatn

x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/action/CreateAndFollowIndexAction.java

@@ -47,7 +47,7 @@
 import java.util.Map;
 import java.util.Objects;
 
-public class CreateAndFollowIndexAction extends Action<CreateAndFollowIndexAction.Request, CreateAndFollowIndexAction.Response> {
+public class CreateAndFollowIndexAction extends Action<CreateAndFollowIndexAction.Response> {
 
     public static final CreateAndFollowIndexAction INSTANCE = new CreateAndFollowIndexAction();
     public static final String NAME = "cluster:admin/xpack/ccr/create_and_follow_index";

x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/action/FollowIndexAction.java

@@ -53,7 +53,7 @@
 import java.util.concurrent.atomic.AtomicReferenceArray;
 import java.util.stream.Collectors;
 
-public class FollowIndexAction extends Action<FollowIndexAction.Request, FollowIndexAction.Response> {
+public class FollowIndexAction extends Action<FollowIndexAction.Response> {
 
     public static final FollowIndexAction INSTANCE = new FollowIndexAction();
     public static final String NAME = "cluster:admin/xpack/ccr/follow_index";

x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/action/ShardChangesAction.java

@@ -37,7 +37,7 @@
 
 import static org.elasticsearch.action.ValidateActions.addValidationError;
 
-public class ShardChangesAction extends Action<ShardChangesAction.Request, ShardChangesAction.Response> {
+public class ShardChangesAction extends Action<ShardChangesAction.Response> {
 
     public static final ShardChangesAction INSTANCE = new ShardChangesAction();
     public static final String NAME = "indices:data/read/xpack/ccr/shard_changes";

x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/action/ShardFollowTasksExecutor.java

@@ -434,7 +434,7 @@ static Client wrapClient(Client client, ShardFollowTask shardFollowTask) {
                     Request extends ActionRequest,
                     Response extends ActionResponse,
                     RequestBuilder extends ActionRequestBuilder<Request, Response>>
-                void doExecute(Action<Request, Response> action, Request request, ActionListener<Response> listener) {
+                void doExecute(Action<Response> action, Request request, ActionListener<Response> listener) {
                     final Supplier<ThreadContext.StoredContext> supplier = threadContext.newRestorableContext(false);
                     try (ThreadContext.StoredContext ignore = stashWithHeaders(threadContext, filteredHeaders)) {
                         super.doExecute(action, request, new ContextPreservingActionListener<>(supplier, listener));

x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/action/UnfollowIndexAction.java

@@ -29,7 +29,7 @@
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicReferenceArray;
 
-public class UnfollowIndexAction extends Action<UnfollowIndexAction.Request, UnfollowIndexAction.Response> {
+public class UnfollowIndexAction extends Action<UnfollowIndexAction.Response> {
 
     public static final UnfollowIndexAction INSTANCE = new UnfollowIndexAction();
     public static final String NAME = "cluster:admin/xpack/ccr/unfollow_index";

x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/action/bulk/BulkShardOperationsAction.java

@@ -7,8 +7,7 @@
 
 import org.elasticsearch.action.Action;
 
-public class BulkShardOperationsAction
-        extends Action<BulkShardOperationsRequest, BulkShardOperationsResponse> {
+public class BulkShardOperationsAction extends Action<BulkShardOperationsResponse> {
 
     public static final BulkShardOperationsAction INSTANCE = new BulkShardOperationsAction();
     public static final String NAME = "indices:data/write/bulk_shard_operations[s]";