// Copyright 2026 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// Code generated by protoc-gen-go_gapic. DO NOT EDIT.

package aiplatform

import (
	"bytes"
	"context"
	"fmt"
	"log/slog"
	"math"
	"net/http"
	"net/url"

	aiplatformpb "cloud.google.com/go/aiplatform/apiv1beta1/aiplatformpb"
	iampb "cloud.google.com/go/iam/apiv1/iampb"
	"cloud.google.com/go/longrunning"
	lroauto "cloud.google.com/go/longrunning/autogen"
	longrunningpb "cloud.google.com/go/longrunning/autogen/longrunningpb"
	gax "github.com/googleapis/gax-go/v2"
	"github.com/googleapis/gax-go/v2/callctx"
	"google.golang.org/api/iterator"
	"google.golang.org/api/option"
	"google.golang.org/api/option/internaloption"
	gtransport "google.golang.org/api/transport/grpc"
	httptransport "google.golang.org/api/transport/http"
	locationpb "google.golang.org/genproto/googleapis/cloud/location"
	"google.golang.org/grpc"
	"google.golang.org/protobuf/encoding/protojson"
	"google.golang.org/protobuf/proto"
)

var newFeatureRegistryClientHook clientHook

// FeatureRegistryCallOptions contains the retry settings for each method of FeatureRegistryClient.
type FeatureRegistryCallOptions struct {
	CreateFeatureGroup      []gax.CallOption
	GetFeatureGroup         []gax.CallOption
	ListFeatureGroups       []gax.CallOption
	UpdateFeatureGroup      []gax.CallOption
	DeleteFeatureGroup      []gax.CallOption
	CreateFeature           []gax.CallOption
	BatchCreateFeatures     []gax.CallOption
	GetFeature              []gax.CallOption
	ListFeatures            []gax.CallOption
	UpdateFeature           []gax.CallOption
	DeleteFeature           []gax.CallOption
	CreateFeatureMonitor    []gax.CallOption
	GetFeatureMonitor       []gax.CallOption
	ListFeatureMonitors     []gax.CallOption
	UpdateFeatureMonitor    []gax.CallOption
	DeleteFeatureMonitor    []gax.CallOption
	CreateFeatureMonitorJob []gax.CallOption
	GetFeatureMonitorJob    []gax.CallOption
	ListFeatureMonitorJobs  []gax.CallOption
	GetLocation             []gax.CallOption
	ListLocations           []gax.CallOption
	GetIamPolicy            []gax.CallOption
	SetIamPolicy            []gax.CallOption
	TestIamPermissions      []gax.CallOption
	CancelOperation         []gax.CallOption
	DeleteOperation         []gax.CallOption
	GetOperation            []gax.CallOption
	ListOperations          []gax.CallOption
	WaitOperation           []gax.CallOption
}

func defaultFeatureRegistryGRPCClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("aiplatform.googleapis.com:443"),
		internaloption.WithDefaultEndpointTemplate("aiplatform.UNIVERSE_DOMAIN:443"),
		internaloption.WithDefaultMTLSEndpoint("aiplatform.mtls.googleapis.com:443"),
		internaloption.WithDefaultUniverseDomain("googleapis.com"),
		internaloption.WithDefaultAudience("https://aiplatform.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
		internaloption.EnableJwtWithScope(),
		internaloption.EnableNewAuthLibrary(),
		option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
			grpc.MaxCallRecvMsgSize(math.MaxInt32))),
	}
}

func defaultFeatureRegistryCallOptions() *FeatureRegistryCallOptions {
	return &FeatureRegistryCallOptions{
		CreateFeatureGroup:      []gax.CallOption{},
		GetFeatureGroup:         []gax.CallOption{},
		ListFeatureGroups:       []gax.CallOption{},
		UpdateFeatureGroup:      []gax.CallOption{},
		DeleteFeatureGroup:      []gax.CallOption{},
		CreateFeature:           []gax.CallOption{},
		BatchCreateFeatures:     []gax.CallOption{},
		GetFeature:              []gax.CallOption{},
		ListFeatures:            []gax.CallOption{},
		UpdateFeature:           []gax.CallOption{},
		DeleteFeature:           []gax.CallOption{},
		CreateFeatureMonitor:    []gax.CallOption{},
		GetFeatureMonitor:       []gax.CallOption{},
		ListFeatureMonitors:     []gax.CallOption{},
		UpdateFeatureMonitor:    []gax.CallOption{},
		DeleteFeatureMonitor:    []gax.CallOption{},
		CreateFeatureMonitorJob: []gax.CallOption{},
		GetFeatureMonitorJob:    []gax.CallOption{},
		ListFeatureMonitorJobs:  []gax.CallOption{},
		GetLocation:             []gax.CallOption{},
		ListLocations:           []gax.CallOption{},
		GetIamPolicy:            []gax.CallOption{},
		SetIamPolicy:            []gax.CallOption{},
		TestIamPermissions:      []gax.CallOption{},
		CancelOperation:         []gax.CallOption{},
		DeleteOperation:         []gax.CallOption{},
		GetOperation:            []gax.CallOption{},
		ListOperations:          []gax.CallOption{},
		WaitOperation:           []gax.CallOption{},
	}
}

func defaultFeatureRegistryRESTCallOptions() *FeatureRegistryCallOptions {
	return &FeatureRegistryCallOptions{
		CreateFeatureGroup:      []gax.CallOption{},
		GetFeatureGroup:         []gax.CallOption{},
		ListFeatureGroups:       []gax.CallOption{},
		UpdateFeatureGroup:      []gax.CallOption{},
		DeleteFeatureGroup:      []gax.CallOption{},
		CreateFeature:           []gax.CallOption{},
		BatchCreateFeatures:     []gax.CallOption{},
		GetFeature:              []gax.CallOption{},
		ListFeatures:            []gax.CallOption{},
		UpdateFeature:           []gax.CallOption{},
		DeleteFeature:           []gax.CallOption{},
		CreateFeatureMonitor:    []gax.CallOption{},
		GetFeatureMonitor:       []gax.CallOption{},
		ListFeatureMonitors:     []gax.CallOption{},
		UpdateFeatureMonitor:    []gax.CallOption{},
		DeleteFeatureMonitor:    []gax.CallOption{},
		CreateFeatureMonitorJob: []gax.CallOption{},
		GetFeatureMonitorJob:    []gax.CallOption{},
		ListFeatureMonitorJobs:  []gax.CallOption{},
		GetLocation:             []gax.CallOption{},
		ListLocations:           []gax.CallOption{},
		GetIamPolicy:            []gax.CallOption{},
		SetIamPolicy:            []gax.CallOption{},
		TestIamPermissions:      []gax.CallOption{},
		CancelOperation:         []gax.CallOption{},
		DeleteOperation:         []gax.CallOption{},
		GetOperation:            []gax.CallOption{},
		ListOperations:          []gax.CallOption{},
		WaitOperation:           []gax.CallOption{},
	}
}

// internalFeatureRegistryClient is an interface that defines the methods available from Vertex AI API.
type internalFeatureRegistryClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	CreateFeatureGroup(context.Context, *aiplatformpb.CreateFeatureGroupRequest, ...gax.CallOption) (*CreateFeatureGroupOperation, error)
	CreateFeatureGroupOperation(name string) *CreateFeatureGroupOperation
	GetFeatureGroup(context.Context, *aiplatformpb.GetFeatureGroupRequest, ...gax.CallOption) (*aiplatformpb.FeatureGroup, error)
	ListFeatureGroups(context.Context, *aiplatformpb.ListFeatureGroupsRequest, ...gax.CallOption) *FeatureGroupIterator
	UpdateFeatureGroup(context.Context, *aiplatformpb.UpdateFeatureGroupRequest, ...gax.CallOption) (*UpdateFeatureGroupOperation, error)
	UpdateFeatureGroupOperation(name string) *UpdateFeatureGroupOperation
	DeleteFeatureGroup(context.Context, *aiplatformpb.DeleteFeatureGroupRequest, ...gax.CallOption) (*DeleteFeatureGroupOperation, error)
	DeleteFeatureGroupOperation(name string) *DeleteFeatureGroupOperation
	CreateFeature(context.Context, *aiplatformpb.CreateFeatureRequest, ...gax.CallOption) (*CreateFeatureOperation, error)
	CreateFeatureOperation(name string) *CreateFeatureOperation
	BatchCreateFeatures(context.Context, *aiplatformpb.BatchCreateFeaturesRequest, ...gax.CallOption) (*BatchCreateFeaturesOperation, error)
	BatchCreateFeaturesOperation(name string) *BatchCreateFeaturesOperation
	GetFeature(context.Context, *aiplatformpb.GetFeatureRequest, ...gax.CallOption) (*aiplatformpb.Feature, error)
	ListFeatures(context.Context, *aiplatformpb.ListFeaturesRequest, ...gax.CallOption) *FeatureIterator
	UpdateFeature(context.Context, *aiplatformpb.UpdateFeatureRequest, ...gax.CallOption) (*UpdateFeatureOperation, error)
	UpdateFeatureOperation(name string) *UpdateFeatureOperation
	DeleteFeature(context.Context, *aiplatformpb.DeleteFeatureRequest, ...gax.CallOption) (*DeleteFeatureOperation, error)
	DeleteFeatureOperation(name string) *DeleteFeatureOperation
	CreateFeatureMonitor(context.Context, *aiplatformpb.CreateFeatureMonitorRequest, ...gax.CallOption) (*CreateFeatureMonitorOperation, error)
	CreateFeatureMonitorOperation(name string) *CreateFeatureMonitorOperation
	GetFeatureMonitor(context.Context, *aiplatformpb.GetFeatureMonitorRequest, ...gax.CallOption) (*aiplatformpb.FeatureMonitor, error)
	ListFeatureMonitors(context.Context, *aiplatformpb.ListFeatureMonitorsRequest, ...gax.CallOption) *FeatureMonitorIterator
	UpdateFeatureMonitor(context.Context, *aiplatformpb.UpdateFeatureMonitorRequest, ...gax.CallOption) (*UpdateFeatureMonitorOperation, error)
	UpdateFeatureMonitorOperation(name string) *UpdateFeatureMonitorOperation
	DeleteFeatureMonitor(context.Context, *aiplatformpb.DeleteFeatureMonitorRequest, ...gax.CallOption) (*DeleteFeatureMonitorOperation, error)
	DeleteFeatureMonitorOperation(name string) *DeleteFeatureMonitorOperation
	CreateFeatureMonitorJob(context.Context, *aiplatformpb.CreateFeatureMonitorJobRequest, ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error)
	GetFeatureMonitorJob(context.Context, *aiplatformpb.GetFeatureMonitorJobRequest, ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error)
	ListFeatureMonitorJobs(context.Context, *aiplatformpb.ListFeatureMonitorJobsRequest, ...gax.CallOption) *FeatureMonitorJobIterator
	GetLocation(context.Context, *locationpb.GetLocationRequest, ...gax.CallOption) (*locationpb.Location, error)
	ListLocations(context.Context, *locationpb.ListLocationsRequest, ...gax.CallOption) *LocationIterator
	GetIamPolicy(context.Context, *iampb.GetIamPolicyRequest, ...gax.CallOption) (*iampb.Policy, error)
	SetIamPolicy(context.Context, *iampb.SetIamPolicyRequest, ...gax.CallOption) (*iampb.Policy, error)
	TestIamPermissions(context.Context, *iampb.TestIamPermissionsRequest, ...gax.CallOption) (*iampb.TestIamPermissionsResponse, error)
	CancelOperation(context.Context, *longrunningpb.CancelOperationRequest, ...gax.CallOption) error
	DeleteOperation(context.Context, *longrunningpb.DeleteOperationRequest, ...gax.CallOption) error
	GetOperation(context.Context, *longrunningpb.GetOperationRequest, ...gax.CallOption) (*longrunningpb.Operation, error)
	ListOperations(context.Context, *longrunningpb.ListOperationsRequest, ...gax.CallOption) *OperationIterator
	WaitOperation(context.Context, *longrunningpb.WaitOperationRequest, ...gax.CallOption) (*longrunningpb.Operation, error)
}

// FeatureRegistryClient is a client for interacting with Vertex AI API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// The service that handles CRUD and List for resources for
// FeatureRegistry.
type FeatureRegistryClient struct {
	// The internal transport-dependent client.
	internalClient internalFeatureRegistryClient

	// The call options for this service.
	CallOptions *FeatureRegistryCallOptions

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient *lroauto.OperationsClient
}

// Wrapper methods routed to the internal client.

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *FeatureRegistryClient) Close() error {
	return c.internalClient.Close()
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *FeatureRegistryClient) setGoogleClientInfo(keyval ...string) {
	c.internalClient.setGoogleClientInfo(keyval...)
}

// Connection returns a connection to the API service.
//
// Deprecated: Connections are now pooled so this method does not always
// return the same resource.
func (c *FeatureRegistryClient) Connection() *grpc.ClientConn {
	return c.internalClient.Connection()
}

// CreateFeatureGroup creates a new FeatureGroup in a given project and location.
func (c *FeatureRegistryClient) CreateFeatureGroup(ctx context.Context, req *aiplatformpb.CreateFeatureGroupRequest, opts ...gax.CallOption) (*CreateFeatureGroupOperation, error) {
	return c.internalClient.CreateFeatureGroup(ctx, req, opts...)
}

// CreateFeatureGroupOperation returns a new CreateFeatureGroupOperation from a given name.
// The name must be that of a previously created CreateFeatureGroupOperation, possibly from a different process.
func (c *FeatureRegistryClient) CreateFeatureGroupOperation(name string) *CreateFeatureGroupOperation {
	return c.internalClient.CreateFeatureGroupOperation(name)
}

// GetFeatureGroup gets details of a single FeatureGroup.
func (c *FeatureRegistryClient) GetFeatureGroup(ctx context.Context, req *aiplatformpb.GetFeatureGroupRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureGroup, error) {
	return c.internalClient.GetFeatureGroup(ctx, req, opts...)
}

// ListFeatureGroups lists FeatureGroups in a given project and location.
func (c *FeatureRegistryClient) ListFeatureGroups(ctx context.Context, req *aiplatformpb.ListFeatureGroupsRequest, opts ...gax.CallOption) *FeatureGroupIterator {
	return c.internalClient.ListFeatureGroups(ctx, req, opts...)
}

// UpdateFeatureGroup updates the parameters of a single FeatureGroup.
func (c *FeatureRegistryClient) UpdateFeatureGroup(ctx context.Context, req *aiplatformpb.UpdateFeatureGroupRequest, opts ...gax.CallOption) (*UpdateFeatureGroupOperation, error) {
	return c.internalClient.UpdateFeatureGroup(ctx, req, opts...)
}

// UpdateFeatureGroupOperation returns a new UpdateFeatureGroupOperation from a given name.
// The name must be that of a previously created UpdateFeatureGroupOperation, possibly from a different process.
func (c *FeatureRegistryClient) UpdateFeatureGroupOperation(name string) *UpdateFeatureGroupOperation {
	return c.internalClient.UpdateFeatureGroupOperation(name)
}

// DeleteFeatureGroup deletes a single FeatureGroup.
func (c *FeatureRegistryClient) DeleteFeatureGroup(ctx context.Context, req *aiplatformpb.DeleteFeatureGroupRequest, opts ...gax.CallOption) (*DeleteFeatureGroupOperation, error) {
	return c.internalClient.DeleteFeatureGroup(ctx, req, opts...)
}

// DeleteFeatureGroupOperation returns a new DeleteFeatureGroupOperation from a given name.
// The name must be that of a previously created DeleteFeatureGroupOperation, possibly from a different process.
func (c *FeatureRegistryClient) DeleteFeatureGroupOperation(name string) *DeleteFeatureGroupOperation {
	return c.internalClient.DeleteFeatureGroupOperation(name)
}

// CreateFeature creates a new Feature in a given FeatureGroup.
func (c *FeatureRegistryClient) CreateFeature(ctx context.Context, req *aiplatformpb.CreateFeatureRequest, opts ...gax.CallOption) (*CreateFeatureOperation, error) {
	return c.internalClient.CreateFeature(ctx, req, opts...)
}

// CreateFeatureOperation returns a new CreateFeatureOperation from a given name.
// The name must be that of a previously created CreateFeatureOperation, possibly from a different process.
func (c *FeatureRegistryClient) CreateFeatureOperation(name string) *CreateFeatureOperation {
	return c.internalClient.CreateFeatureOperation(name)
}

// BatchCreateFeatures creates a batch of Features in a given FeatureGroup.
func (c *FeatureRegistryClient) BatchCreateFeatures(ctx context.Context, req *aiplatformpb.BatchCreateFeaturesRequest, opts ...gax.CallOption) (*BatchCreateFeaturesOperation, error) {
	return c.internalClient.BatchCreateFeatures(ctx, req, opts...)
}

// BatchCreateFeaturesOperation returns a new BatchCreateFeaturesOperation from a given name.
// The name must be that of a previously created BatchCreateFeaturesOperation, possibly from a different process.
func (c *FeatureRegistryClient) BatchCreateFeaturesOperation(name string) *BatchCreateFeaturesOperation {
	return c.internalClient.BatchCreateFeaturesOperation(name)
}

// GetFeature gets details of a single Feature.
func (c *FeatureRegistryClient) GetFeature(ctx context.Context, req *aiplatformpb.GetFeatureRequest, opts ...gax.CallOption) (*aiplatformpb.Feature, error) {
	return c.internalClient.GetFeature(ctx, req, opts...)
}

// ListFeatures lists Features in a given FeatureGroup.
func (c *FeatureRegistryClient) ListFeatures(ctx context.Context, req *aiplatformpb.ListFeaturesRequest, opts ...gax.CallOption) *FeatureIterator {
	return c.internalClient.ListFeatures(ctx, req, opts...)
}

// UpdateFeature updates the parameters of a single Feature.
func (c *FeatureRegistryClient) UpdateFeature(ctx context.Context, req *aiplatformpb.UpdateFeatureRequest, opts ...gax.CallOption) (*UpdateFeatureOperation, error) {
	return c.internalClient.UpdateFeature(ctx, req, opts...)
}

// UpdateFeatureOperation returns a new UpdateFeatureOperation from a given name.
// The name must be that of a previously created UpdateFeatureOperation, possibly from a different process.
func (c *FeatureRegistryClient) UpdateFeatureOperation(name string) *UpdateFeatureOperation {
	return c.internalClient.UpdateFeatureOperation(name)
}

// DeleteFeature deletes a single Feature.
func (c *FeatureRegistryClient) DeleteFeature(ctx context.Context, req *aiplatformpb.DeleteFeatureRequest, opts ...gax.CallOption) (*DeleteFeatureOperation, error) {
	return c.internalClient.DeleteFeature(ctx, req, opts...)
}

// DeleteFeatureOperation returns a new DeleteFeatureOperation from a given name.
// The name must be that of a previously created DeleteFeatureOperation, possibly from a different process.
func (c *FeatureRegistryClient) DeleteFeatureOperation(name string) *DeleteFeatureOperation {
	return c.internalClient.DeleteFeatureOperation(name)
}

// CreateFeatureMonitor creates a new FeatureMonitor in a given project, location and FeatureGroup.
func (c *FeatureRegistryClient) CreateFeatureMonitor(ctx context.Context, req *aiplatformpb.CreateFeatureMonitorRequest, opts ...gax.CallOption) (*CreateFeatureMonitorOperation, error) {
	return c.internalClient.CreateFeatureMonitor(ctx, req, opts...)
}

// CreateFeatureMonitorOperation returns a new CreateFeatureMonitorOperation from a given name.
// The name must be that of a previously created CreateFeatureMonitorOperation, possibly from a different process.
func (c *FeatureRegistryClient) CreateFeatureMonitorOperation(name string) *CreateFeatureMonitorOperation {
	return c.internalClient.CreateFeatureMonitorOperation(name)
}

// GetFeatureMonitor gets details of a single FeatureMonitor.
func (c *FeatureRegistryClient) GetFeatureMonitor(ctx context.Context, req *aiplatformpb.GetFeatureMonitorRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitor, error) {
	return c.internalClient.GetFeatureMonitor(ctx, req, opts...)
}

// ListFeatureMonitors lists FeatureGroups in a given project and location.
func (c *FeatureRegistryClient) ListFeatureMonitors(ctx context.Context, req *aiplatformpb.ListFeatureMonitorsRequest, opts ...gax.CallOption) *FeatureMonitorIterator {
	return c.internalClient.ListFeatureMonitors(ctx, req, opts...)
}

// UpdateFeatureMonitor updates the parameters of a single FeatureMonitor.
func (c *FeatureRegistryClient) UpdateFeatureMonitor(ctx context.Context, req *aiplatformpb.UpdateFeatureMonitorRequest, opts ...gax.CallOption) (*UpdateFeatureMonitorOperation, error) {
	return c.internalClient.UpdateFeatureMonitor(ctx, req, opts...)
}

// UpdateFeatureMonitorOperation returns a new UpdateFeatureMonitorOperation from a given name.
// The name must be that of a previously created UpdateFeatureMonitorOperation, possibly from a different process.
func (c *FeatureRegistryClient) UpdateFeatureMonitorOperation(name string) *UpdateFeatureMonitorOperation {
	return c.internalClient.UpdateFeatureMonitorOperation(name)
}

// DeleteFeatureMonitor deletes a single FeatureMonitor.
func (c *FeatureRegistryClient) DeleteFeatureMonitor(ctx context.Context, req *aiplatformpb.DeleteFeatureMonitorRequest, opts ...gax.CallOption) (*DeleteFeatureMonitorOperation, error) {
	return c.internalClient.DeleteFeatureMonitor(ctx, req, opts...)
}

// DeleteFeatureMonitorOperation returns a new DeleteFeatureMonitorOperation from a given name.
// The name must be that of a previously created DeleteFeatureMonitorOperation, possibly from a different process.
func (c *FeatureRegistryClient) DeleteFeatureMonitorOperation(name string) *DeleteFeatureMonitorOperation {
	return c.internalClient.DeleteFeatureMonitorOperation(name)
}

// CreateFeatureMonitorJob creates a new feature monitor job.
func (c *FeatureRegistryClient) CreateFeatureMonitorJob(ctx context.Context, req *aiplatformpb.CreateFeatureMonitorJobRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error) {
	return c.internalClient.CreateFeatureMonitorJob(ctx, req, opts...)
}

// GetFeatureMonitorJob get a feature monitor job.
func (c *FeatureRegistryClient) GetFeatureMonitorJob(ctx context.Context, req *aiplatformpb.GetFeatureMonitorJobRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error) {
	return c.internalClient.GetFeatureMonitorJob(ctx, req, opts...)
}

// ListFeatureMonitorJobs list feature monitor jobs.
func (c *FeatureRegistryClient) ListFeatureMonitorJobs(ctx context.Context, req *aiplatformpb.ListFeatureMonitorJobsRequest, opts ...gax.CallOption) *FeatureMonitorJobIterator {
	return c.internalClient.ListFeatureMonitorJobs(ctx, req, opts...)
}

// GetLocation gets information about a location.
func (c *FeatureRegistryClient) GetLocation(ctx context.Context, req *locationpb.GetLocationRequest, opts ...gax.CallOption) (*locationpb.Location, error) {
	return c.internalClient.GetLocation(ctx, req, opts...)
}

// ListLocations lists information about the supported locations for this service.
func (c *FeatureRegistryClient) ListLocations(ctx context.Context, req *locationpb.ListLocationsRequest, opts ...gax.CallOption) *LocationIterator {
	return c.internalClient.ListLocations(ctx, req, opts...)
}

// GetIamPolicy gets the access control policy for a resource. Returns an empty policy
// if the resource exists and does not have a policy set.
func (c *FeatureRegistryClient) GetIamPolicy(ctx context.Context, req *iampb.GetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
	return c.internalClient.GetIamPolicy(ctx, req, opts...)
}

// SetIamPolicy sets the access control policy on the specified resource. Replaces
// any existing policy.
//
// Can return NOT_FOUND, INVALID_ARGUMENT, and PERMISSION_DENIED
// errors.
func (c *FeatureRegistryClient) SetIamPolicy(ctx context.Context, req *iampb.SetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
	return c.internalClient.SetIamPolicy(ctx, req, opts...)
}

// TestIamPermissions returns permissions that a caller has on the specified resource. If the
// resource does not exist, this will return an empty set of
// permissions, not a NOT_FOUND error.
//
// Note: This operation is designed to be used for building
// permission-aware UIs and command-line tools, not for authorization
// checking. This operation may “fail open” without warning.
func (c *FeatureRegistryClient) TestIamPermissions(ctx context.Context, req *iampb.TestIamPermissionsRequest, opts ...gax.CallOption) (*iampb.TestIamPermissionsResponse, error) {
	return c.internalClient.TestIamPermissions(ctx, req, opts...)
}

// CancelOperation is a utility method from google.longrunning.Operations.
func (c *FeatureRegistryClient) CancelOperation(ctx context.Context, req *longrunningpb.CancelOperationRequest, opts ...gax.CallOption) error {
	return c.internalClient.CancelOperation(ctx, req, opts...)
}

// DeleteOperation is a utility method from google.longrunning.Operations.
func (c *FeatureRegistryClient) DeleteOperation(ctx context.Context, req *longrunningpb.DeleteOperationRequest, opts ...gax.CallOption) error {
	return c.internalClient.DeleteOperation(ctx, req, opts...)
}

// GetOperation is a utility method from google.longrunning.Operations.
func (c *FeatureRegistryClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	return c.internalClient.GetOperation(ctx, req, opts...)
}

// ListOperations is a utility method from google.longrunning.Operations.
func (c *FeatureRegistryClient) ListOperations(ctx context.Context, req *longrunningpb.ListOperationsRequest, opts ...gax.CallOption) *OperationIterator {
	return c.internalClient.ListOperations(ctx, req, opts...)
}

// WaitOperation is a utility method from google.longrunning.Operations.
func (c *FeatureRegistryClient) WaitOperation(ctx context.Context, req *longrunningpb.WaitOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	return c.internalClient.WaitOperation(ctx, req, opts...)
}

// featureRegistryGRPCClient is a client for interacting with Vertex AI API over gRPC transport.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type featureRegistryGRPCClient struct {
	// Connection pool of gRPC connections to the service.
	connPool gtransport.ConnPool

	// Points back to the CallOptions field of the containing FeatureRegistryClient
	CallOptions **FeatureRegistryCallOptions

	// The gRPC API client.
	featureRegistryClient aiplatformpb.FeatureRegistryServiceClient

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient **lroauto.OperationsClient

	operationsClient longrunningpb.OperationsClient

	iamPolicyClient iampb.IAMPolicyClient

	locationsClient locationpb.LocationsClient

	// The x-goog-* metadata to be sent with each request.
	xGoogHeaders []string

	logger *slog.Logger
}

// NewFeatureRegistryClient creates a new feature registry service client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// The service that handles CRUD and List for resources for
// FeatureRegistry.
func NewFeatureRegistryClient(ctx context.Context, opts ...option.ClientOption) (*FeatureRegistryClient, error) {
	clientOpts := defaultFeatureRegistryGRPCClientOptions()
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		clientOpts = append(clientOpts, internaloption.WithTelemetryAttributes(map[string]string{
			"gcp.client.service":  "aiplatform",
			"gcp.client.version":  getVersionClient(),
			"gcp.client.repo":     "googleapis/google-cloud-go",
			"gcp.client.artifact": "cloud.google.com/go/aiplatform/apiv1beta1",
			"gcp.client.language": "go",
			"url.domain":          "aiplatform.googleapis.com",
		}))
	}
	if newFeatureRegistryClientHook != nil {
		hookOpts, err := newFeatureRegistryClientHook(ctx, clientHookParams{})
		if err != nil {
			return nil, err
		}
		clientOpts = append(clientOpts, hookOpts...)
	}

	connPool, err := gtransport.DialPool(ctx, append(clientOpts, opts...)...)
	if err != nil {
		return nil, err
	}
	client := FeatureRegistryClient{CallOptions: defaultFeatureRegistryCallOptions()}

	c := &featureRegistryGRPCClient{
		connPool:              connPool,
		featureRegistryClient: aiplatformpb.NewFeatureRegistryServiceClient(connPool),
		CallOptions:           &client.CallOptions,
		logger:                internaloption.GetLogger(opts),
		operationsClient:      longrunningpb.NewOperationsClient(connPool),
		iamPolicyClient:       iampb.NewIAMPolicyClient(connPool),
		locationsClient:       locationpb.NewLocationsClient(connPool),
	}
	c.setGoogleClientInfo()
	if gax.IsFeatureEnabled("METRICS") {
		metrics := gax.NewClientMetrics(
			gax.WithTelemetryLogger(c.logger),
			gax.WithTelemetryAttributes(map[string]string{
				gax.ClientService:  "aiplatform",
				gax.ClientVersion:  getVersionClient(),
				gax.ClientArtifact: "cloud.google.com/go/aiplatform/apiv1beta1",
				gax.RPCSystem:      "grpc",
				gax.URLDomain:      "aiplatform.googleapis.com",
			}),
		)

		client.CallOptions.CreateFeatureGroup = append(client.CallOptions.CreateFeatureGroup, gax.WithClientMetrics(metrics))
		client.CallOptions.GetFeatureGroup = append(client.CallOptions.GetFeatureGroup, gax.WithClientMetrics(metrics))
		client.CallOptions.ListFeatureGroups = append(client.CallOptions.ListFeatureGroups, gax.WithClientMetrics(metrics))
		client.CallOptions.UpdateFeatureGroup = append(client.CallOptions.UpdateFeatureGroup, gax.WithClientMetrics(metrics))
		client.CallOptions.DeleteFeatureGroup = append(client.CallOptions.DeleteFeatureGroup, gax.WithClientMetrics(metrics))
		client.CallOptions.CreateFeature = append(client.CallOptions.CreateFeature, gax.WithClientMetrics(metrics))
		client.CallOptions.BatchCreateFeatures = append(client.CallOptions.BatchCreateFeatures, gax.WithClientMetrics(metrics))
		client.CallOptions.GetFeature = append(client.CallOptions.GetFeature, gax.WithClientMetrics(metrics))
		client.CallOptions.ListFeatures = append(client.CallOptions.ListFeatures, gax.WithClientMetrics(metrics))
		client.CallOptions.UpdateFeature = append(client.CallOptions.UpdateFeature, gax.WithClientMetrics(metrics))
		client.CallOptions.DeleteFeature = append(client.CallOptions.DeleteFeature, gax.WithClientMetrics(metrics))
		client.CallOptions.CreateFeatureMonitor = append(client.CallOptions.CreateFeatureMonitor, gax.WithClientMetrics(metrics))
		client.CallOptions.GetFeatureMonitor = append(client.CallOptions.GetFeatureMonitor, gax.WithClientMetrics(metrics))
		client.CallOptions.ListFeatureMonitors = append(client.CallOptions.ListFeatureMonitors, gax.WithClientMetrics(metrics))
		client.CallOptions.UpdateFeatureMonitor = append(client.CallOptions.UpdateFeatureMonitor, gax.WithClientMetrics(metrics))
		client.CallOptions.DeleteFeatureMonitor = append(client.CallOptions.DeleteFeatureMonitor, gax.WithClientMetrics(metrics))
		client.CallOptions.CreateFeatureMonitorJob = append(client.CallOptions.CreateFeatureMonitorJob, gax.WithClientMetrics(metrics))
		client.CallOptions.GetFeatureMonitorJob = append(client.CallOptions.GetFeatureMonitorJob, gax.WithClientMetrics(metrics))
		client.CallOptions.ListFeatureMonitorJobs = append(client.CallOptions.ListFeatureMonitorJobs, gax.WithClientMetrics(metrics))
		client.CallOptions.GetLocation = append(client.CallOptions.GetLocation, gax.WithClientMetrics(metrics))
		client.CallOptions.ListLocations = append(client.CallOptions.ListLocations, gax.WithClientMetrics(metrics))
		client.CallOptions.GetIamPolicy = append(client.CallOptions.GetIamPolicy, gax.WithClientMetrics(metrics))
		client.CallOptions.SetIamPolicy = append(client.CallOptions.SetIamPolicy, gax.WithClientMetrics(metrics))
		client.CallOptions.TestIamPermissions = append(client.CallOptions.TestIamPermissions, gax.WithClientMetrics(metrics))
		client.CallOptions.CancelOperation = append(client.CallOptions.CancelOperation, gax.WithClientMetrics(metrics))
		client.CallOptions.DeleteOperation = append(client.CallOptions.DeleteOperation, gax.WithClientMetrics(metrics))
		client.CallOptions.GetOperation = append(client.CallOptions.GetOperation, gax.WithClientMetrics(metrics))
		client.CallOptions.ListOperations = append(client.CallOptions.ListOperations, gax.WithClientMetrics(metrics))
		client.CallOptions.WaitOperation = append(client.CallOptions.WaitOperation, gax.WithClientMetrics(metrics))
	}

	client.internalClient = c

	client.LROClient, err = lroauto.NewOperationsClient(ctx, gtransport.WithConnPool(connPool))
	if err != nil {
		// This error "should not happen", since we are just reusing old connection pool
		// and never actually need to dial.
		// If this does happen, we could leak connp. However, we cannot close conn:
		// If the user invoked the constructor with option.WithGRPCConn,
		// we would close a connection that's still in use.
		// TODO: investigate error conditions.
		return nil, err
	}
	c.LROClient = &client.LROClient
	return &client, nil
}

// Connection returns a connection to the API service.
//
// Deprecated: Connections are now pooled so this method does not always
// return the same resource.
func (c *featureRegistryGRPCClient) Connection() *grpc.ClientConn {
	return c.connPool.Conn()
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *featureRegistryGRPCClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "grpc", grpc.Version, "pb", protoVersion)
	c.xGoogHeaders = []string{
		"x-goog-api-client", gax.XGoogHeader(kv...),
	}
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *featureRegistryGRPCClient) Close() error {
	return c.connPool.Close()
}

// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type featureRegistryRESTClient struct {
	// The http endpoint to connect to.
	endpoint string

	// The http client.
	httpClient *http.Client

	// LROClient is used internally to handle long-running operations.
	// It is exposed so that its CallOptions can be modified if required.
	// Users should not Close this client.
	LROClient **lroauto.OperationsClient

	// The x-goog-* headers to be sent with each request.
	xGoogHeaders []string

	// Points back to the CallOptions field of the containing FeatureRegistryClient
	CallOptions **FeatureRegistryCallOptions

	logger *slog.Logger
}

// NewFeatureRegistryRESTClient creates a new feature registry service rest client.
//
// The service that handles CRUD and List for resources for
// FeatureRegistry.
func NewFeatureRegistryRESTClient(ctx context.Context, opts ...option.ClientOption) (*FeatureRegistryClient, error) {
	clientOpts := append(defaultFeatureRegistryRESTClientOptions(), opts...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		clientOpts = append(clientOpts, internaloption.WithTelemetryAttributes(map[string]string{
			"gcp.client.service":  "aiplatform",
			"gcp.client.version":  getVersionClient(),
			"gcp.client.repo":     "googleapis/google-cloud-go",
			"gcp.client.artifact": "cloud.google.com/go/aiplatform/apiv1beta1",
			"gcp.client.language": "go",
			"url.domain":          "aiplatform.googleapis.com",
		}))
	}
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

	callOpts := defaultFeatureRegistryRESTCallOptions()
	c := &featureRegistryRESTClient{
		endpoint:    endpoint,
		httpClient:  httpClient,
		CallOptions: &callOpts,
		logger:      internaloption.GetLogger(opts),
	}
	c.setGoogleClientInfo()

	if gax.IsFeatureEnabled("METRICS") {
		metrics := gax.NewClientMetrics(
			gax.WithTelemetryLogger(c.logger),
			gax.WithTelemetryAttributes(map[string]string{
				gax.ClientService:  "aiplatform",
				gax.ClientVersion:  getVersionClient(),
				gax.ClientArtifact: "cloud.google.com/go/aiplatform/apiv1beta1",
				gax.RPCSystem:      "http",
				gax.URLDomain:      "aiplatform.googleapis.com",
			}),
		)

		callOpts.CreateFeatureGroup = append(callOpts.CreateFeatureGroup, gax.WithClientMetrics(metrics))
		callOpts.GetFeatureGroup = append(callOpts.GetFeatureGroup, gax.WithClientMetrics(metrics))
		callOpts.ListFeatureGroups = append(callOpts.ListFeatureGroups, gax.WithClientMetrics(metrics))
		callOpts.UpdateFeatureGroup = append(callOpts.UpdateFeatureGroup, gax.WithClientMetrics(metrics))
		callOpts.DeleteFeatureGroup = append(callOpts.DeleteFeatureGroup, gax.WithClientMetrics(metrics))
		callOpts.CreateFeature = append(callOpts.CreateFeature, gax.WithClientMetrics(metrics))
		callOpts.BatchCreateFeatures = append(callOpts.BatchCreateFeatures, gax.WithClientMetrics(metrics))
		callOpts.GetFeature = append(callOpts.GetFeature, gax.WithClientMetrics(metrics))
		callOpts.ListFeatures = append(callOpts.ListFeatures, gax.WithClientMetrics(metrics))
		callOpts.UpdateFeature = append(callOpts.UpdateFeature, gax.WithClientMetrics(metrics))
		callOpts.DeleteFeature = append(callOpts.DeleteFeature, gax.WithClientMetrics(metrics))
		callOpts.CreateFeatureMonitor = append(callOpts.CreateFeatureMonitor, gax.WithClientMetrics(metrics))
		callOpts.GetFeatureMonitor = append(callOpts.GetFeatureMonitor, gax.WithClientMetrics(metrics))
		callOpts.ListFeatureMonitors = append(callOpts.ListFeatureMonitors, gax.WithClientMetrics(metrics))
		callOpts.UpdateFeatureMonitor = append(callOpts.UpdateFeatureMonitor, gax.WithClientMetrics(metrics))
		callOpts.DeleteFeatureMonitor = append(callOpts.DeleteFeatureMonitor, gax.WithClientMetrics(metrics))
		callOpts.CreateFeatureMonitorJob = append(callOpts.CreateFeatureMonitorJob, gax.WithClientMetrics(metrics))
		callOpts.GetFeatureMonitorJob = append(callOpts.GetFeatureMonitorJob, gax.WithClientMetrics(metrics))
		callOpts.ListFeatureMonitorJobs = append(callOpts.ListFeatureMonitorJobs, gax.WithClientMetrics(metrics))
		callOpts.GetLocation = append(callOpts.GetLocation, gax.WithClientMetrics(metrics))
		callOpts.ListLocations = append(callOpts.ListLocations, gax.WithClientMetrics(metrics))
		callOpts.GetIamPolicy = append(callOpts.GetIamPolicy, gax.WithClientMetrics(metrics))
		callOpts.SetIamPolicy = append(callOpts.SetIamPolicy, gax.WithClientMetrics(metrics))
		callOpts.TestIamPermissions = append(callOpts.TestIamPermissions, gax.WithClientMetrics(metrics))
		callOpts.CancelOperation = append(callOpts.CancelOperation, gax.WithClientMetrics(metrics))
		callOpts.DeleteOperation = append(callOpts.DeleteOperation, gax.WithClientMetrics(metrics))
		callOpts.GetOperation = append(callOpts.GetOperation, gax.WithClientMetrics(metrics))
		callOpts.ListOperations = append(callOpts.ListOperations, gax.WithClientMetrics(metrics))
		callOpts.WaitOperation = append(callOpts.WaitOperation, gax.WithClientMetrics(metrics))
	}

	lroOpts := []option.ClientOption{
		option.WithHTTPClient(httpClient),
		option.WithEndpoint(endpoint),
	}
	opClient, err := lroauto.NewOperationsRESTClient(ctx, lroOpts...)
	if err != nil {
		return nil, err
	}
	c.LROClient = &opClient

	return &FeatureRegistryClient{internalClient: c, CallOptions: callOpts}, nil
}

func defaultFeatureRegistryRESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("https://aiplatform.googleapis.com"),
		internaloption.WithDefaultEndpointTemplate("https://aiplatform.UNIVERSE_DOMAIN"),
		internaloption.WithDefaultMTLSEndpoint("https://aiplatform.mtls.googleapis.com"),
		internaloption.WithDefaultUniverseDomain("googleapis.com"),
		internaloption.WithDefaultAudience("https://aiplatform.googleapis.com/"),
		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
		internaloption.EnableNewAuthLibrary(),
	}
}

// setGoogleClientInfo sets the name and version of the application in
// the `x-goog-api-client` header passed on each request. Intended for
// use by Google-written clients.
func (c *featureRegistryRESTClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN", "pb", protoVersion)
	c.xGoogHeaders = []string{
		"x-goog-api-client", gax.XGoogHeader(kv...),
	}
}

// Close closes the connection to the API service. The user should invoke this when
// the client is no longer required.
func (c *featureRegistryRESTClient) Close() error {
	// Replace httpClient with nil to force cleanup.
	c.httpClient = nil
	return nil
}

// Connection returns a connection to the API service.
//
// Deprecated: This method always returns nil.
func (c *featureRegistryRESTClient) Connection() *grpc.ClientConn {
	return nil
}
func (c *featureRegistryGRPCClient) CreateFeatureGroup(ctx context.Context, req *aiplatformpb.CreateFeatureGroupRequest, opts ...gax.CallOption) (*CreateFeatureGroupOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeatureGroup")
	}
	opts = append((*c.CallOptions).CreateFeatureGroup[0:len((*c.CallOptions).CreateFeatureGroup):len((*c.CallOptions).CreateFeatureGroup)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.CreateFeatureGroup, req, settings.GRPC, c.logger, "CreateFeatureGroup")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateFeatureGroupOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) GetFeatureGroup(ctx context.Context, req *aiplatformpb.GetFeatureGroupRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureGroup, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeatureGroup")
	}
	opts = append((*c.CallOptions).GetFeatureGroup[0:len((*c.CallOptions).GetFeatureGroup):len((*c.CallOptions).GetFeatureGroup)], opts...)
	var resp *aiplatformpb.FeatureGroup
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.GetFeatureGroup, req, settings.GRPC, c.logger, "GetFeatureGroup")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) ListFeatureGroups(ctx context.Context, req *aiplatformpb.ListFeatureGroupsRequest, opts ...gax.CallOption) *FeatureGroupIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/ListFeatureGroups")
	}
	opts = append((*c.CallOptions).ListFeatureGroups[0:len((*c.CallOptions).ListFeatureGroups):len((*c.CallOptions).ListFeatureGroups)], opts...)
	it := &FeatureGroupIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeatureGroupsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.FeatureGroup, string, error) {
		resp := &aiplatformpb.ListFeatureGroupsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = executeRPC(ctx, c.featureRegistryClient.ListFeatureGroups, req, settings.GRPC, c.logger, "ListFeatureGroups")
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetFeatureGroups(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *featureRegistryGRPCClient) UpdateFeatureGroup(ctx context.Context, req *aiplatformpb.UpdateFeatureGroupRequest, opts ...gax.CallOption) (*UpdateFeatureGroupOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "feature_group.name", url.QueryEscape(req.GetFeatureGroup().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/UpdateFeatureGroup")
	}
	opts = append((*c.CallOptions).UpdateFeatureGroup[0:len((*c.CallOptions).UpdateFeatureGroup):len((*c.CallOptions).UpdateFeatureGroup)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.UpdateFeatureGroup, req, settings.GRPC, c.logger, "UpdateFeatureGroup")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &UpdateFeatureGroupOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) DeleteFeatureGroup(ctx context.Context, req *aiplatformpb.DeleteFeatureGroupRequest, opts ...gax.CallOption) (*DeleteFeatureGroupOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/DeleteFeatureGroup")
	}
	opts = append((*c.CallOptions).DeleteFeatureGroup[0:len((*c.CallOptions).DeleteFeatureGroup):len((*c.CallOptions).DeleteFeatureGroup)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.DeleteFeatureGroup, req, settings.GRPC, c.logger, "DeleteFeatureGroup")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &DeleteFeatureGroupOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) CreateFeature(ctx context.Context, req *aiplatformpb.CreateFeatureRequest, opts ...gax.CallOption) (*CreateFeatureOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeature")
	}
	opts = append((*c.CallOptions).CreateFeature[0:len((*c.CallOptions).CreateFeature):len((*c.CallOptions).CreateFeature)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.CreateFeature, req, settings.GRPC, c.logger, "CreateFeature")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateFeatureOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) BatchCreateFeatures(ctx context.Context, req *aiplatformpb.BatchCreateFeaturesRequest, opts ...gax.CallOption) (*BatchCreateFeaturesOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/BatchCreateFeatures")
	}
	opts = append((*c.CallOptions).BatchCreateFeatures[0:len((*c.CallOptions).BatchCreateFeatures):len((*c.CallOptions).BatchCreateFeatures)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.BatchCreateFeatures, req, settings.GRPC, c.logger, "BatchCreateFeatures")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &BatchCreateFeaturesOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) GetFeature(ctx context.Context, req *aiplatformpb.GetFeatureRequest, opts ...gax.CallOption) (*aiplatformpb.Feature, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeature")
	}
	opts = append((*c.CallOptions).GetFeature[0:len((*c.CallOptions).GetFeature):len((*c.CallOptions).GetFeature)], opts...)
	var resp *aiplatformpb.Feature
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.GetFeature, req, settings.GRPC, c.logger, "GetFeature")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) ListFeatures(ctx context.Context, req *aiplatformpb.ListFeaturesRequest, opts ...gax.CallOption) *FeatureIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/ListFeatures")
	}
	opts = append((*c.CallOptions).ListFeatures[0:len((*c.CallOptions).ListFeatures):len((*c.CallOptions).ListFeatures)], opts...)
	it := &FeatureIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeaturesRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.Feature, string, error) {
		resp := &aiplatformpb.ListFeaturesResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = executeRPC(ctx, c.featureRegistryClient.ListFeatures, req, settings.GRPC, c.logger, "ListFeatures")
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetFeatures(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *featureRegistryGRPCClient) UpdateFeature(ctx context.Context, req *aiplatformpb.UpdateFeatureRequest, opts ...gax.CallOption) (*UpdateFeatureOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "feature.name", url.QueryEscape(req.GetFeature().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/UpdateFeature")
	}
	opts = append((*c.CallOptions).UpdateFeature[0:len((*c.CallOptions).UpdateFeature):len((*c.CallOptions).UpdateFeature)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.UpdateFeature, req, settings.GRPC, c.logger, "UpdateFeature")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &UpdateFeatureOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) DeleteFeature(ctx context.Context, req *aiplatformpb.DeleteFeatureRequest, opts ...gax.CallOption) (*DeleteFeatureOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/DeleteFeature")
	}
	opts = append((*c.CallOptions).DeleteFeature[0:len((*c.CallOptions).DeleteFeature):len((*c.CallOptions).DeleteFeature)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.DeleteFeature, req, settings.GRPC, c.logger, "DeleteFeature")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &DeleteFeatureOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) CreateFeatureMonitor(ctx context.Context, req *aiplatformpb.CreateFeatureMonitorRequest, opts ...gax.CallOption) (*CreateFeatureMonitorOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeatureMonitor")
	}
	opts = append((*c.CallOptions).CreateFeatureMonitor[0:len((*c.CallOptions).CreateFeatureMonitor):len((*c.CallOptions).CreateFeatureMonitor)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.CreateFeatureMonitor, req, settings.GRPC, c.logger, "CreateFeatureMonitor")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateFeatureMonitorOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) GetFeatureMonitor(ctx context.Context, req *aiplatformpb.GetFeatureMonitorRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitor, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeatureMonitor")
	}
	opts = append((*c.CallOptions).GetFeatureMonitor[0:len((*c.CallOptions).GetFeatureMonitor):len((*c.CallOptions).GetFeatureMonitor)], opts...)
	var resp *aiplatformpb.FeatureMonitor
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.GetFeatureMonitor, req, settings.GRPC, c.logger, "GetFeatureMonitor")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) ListFeatureMonitors(ctx context.Context, req *aiplatformpb.ListFeatureMonitorsRequest, opts ...gax.CallOption) *FeatureMonitorIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/ListFeatureMonitors")
	}
	opts = append((*c.CallOptions).ListFeatureMonitors[0:len((*c.CallOptions).ListFeatureMonitors):len((*c.CallOptions).ListFeatureMonitors)], opts...)
	it := &FeatureMonitorIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeatureMonitorsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.FeatureMonitor, string, error) {
		resp := &aiplatformpb.ListFeatureMonitorsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = executeRPC(ctx, c.featureRegistryClient.ListFeatureMonitors, req, settings.GRPC, c.logger, "ListFeatureMonitors")
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetFeatureMonitors(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *featureRegistryGRPCClient) UpdateFeatureMonitor(ctx context.Context, req *aiplatformpb.UpdateFeatureMonitorRequest, opts ...gax.CallOption) (*UpdateFeatureMonitorOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "feature_monitor.name", url.QueryEscape(req.GetFeatureMonitor().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/UpdateFeatureMonitor")
	}
	opts = append((*c.CallOptions).UpdateFeatureMonitor[0:len((*c.CallOptions).UpdateFeatureMonitor):len((*c.CallOptions).UpdateFeatureMonitor)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.UpdateFeatureMonitor, req, settings.GRPC, c.logger, "UpdateFeatureMonitor")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &UpdateFeatureMonitorOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) DeleteFeatureMonitor(ctx context.Context, req *aiplatformpb.DeleteFeatureMonitorRequest, opts ...gax.CallOption) (*DeleteFeatureMonitorOperation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/DeleteFeatureMonitor")
	}
	opts = append((*c.CallOptions).DeleteFeatureMonitor[0:len((*c.CallOptions).DeleteFeatureMonitor):len((*c.CallOptions).DeleteFeatureMonitor)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.DeleteFeatureMonitor, req, settings.GRPC, c.logger, "DeleteFeatureMonitor")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &DeleteFeatureMonitorOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *featureRegistryGRPCClient) CreateFeatureMonitorJob(ctx context.Context, req *aiplatformpb.CreateFeatureMonitorJobRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeatureMonitorJob")
	}
	opts = append((*c.CallOptions).CreateFeatureMonitorJob[0:len((*c.CallOptions).CreateFeatureMonitorJob):len((*c.CallOptions).CreateFeatureMonitorJob)], opts...)
	var resp *aiplatformpb.FeatureMonitorJob
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.CreateFeatureMonitorJob, req, settings.GRPC, c.logger, "CreateFeatureMonitorJob")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) GetFeatureMonitorJob(ctx context.Context, req *aiplatformpb.GetFeatureMonitorJobRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeatureMonitorJob")
	}
	opts = append((*c.CallOptions).GetFeatureMonitorJob[0:len((*c.CallOptions).GetFeatureMonitorJob):len((*c.CallOptions).GetFeatureMonitorJob)], opts...)
	var resp *aiplatformpb.FeatureMonitorJob
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.featureRegistryClient.GetFeatureMonitorJob, req, settings.GRPC, c.logger, "GetFeatureMonitorJob")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) ListFeatureMonitorJobs(ctx context.Context, req *aiplatformpb.ListFeatureMonitorJobsRequest, opts ...gax.CallOption) *FeatureMonitorJobIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/ListFeatureMonitorJobs")
	}
	opts = append((*c.CallOptions).ListFeatureMonitorJobs[0:len((*c.CallOptions).ListFeatureMonitorJobs):len((*c.CallOptions).ListFeatureMonitorJobs)], opts...)
	it := &FeatureMonitorJobIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeatureMonitorJobsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.FeatureMonitorJob, string, error) {
		resp := &aiplatformpb.ListFeatureMonitorJobsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = executeRPC(ctx, c.featureRegistryClient.ListFeatureMonitorJobs, req, settings.GRPC, c.logger, "ListFeatureMonitorJobs")
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetFeatureMonitorJobs(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *featureRegistryGRPCClient) GetLocation(ctx context.Context, req *locationpb.GetLocationRequest, opts ...gax.CallOption) (*locationpb.Location, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.location.Locations/GetLocation")
	}
	opts = append((*c.CallOptions).GetLocation[0:len((*c.CallOptions).GetLocation):len((*c.CallOptions).GetLocation)], opts...)
	var resp *locationpb.Location
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.locationsClient.GetLocation, req, settings.GRPC, c.logger, "GetLocation")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) ListLocations(ctx context.Context, req *locationpb.ListLocationsRequest, opts ...gax.CallOption) *LocationIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.location.Locations/ListLocations")
	}
	opts = append((*c.CallOptions).ListLocations[0:len((*c.CallOptions).ListLocations):len((*c.CallOptions).ListLocations)], opts...)
	it := &LocationIterator{}
	req = proto.Clone(req).(*locationpb.ListLocationsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*locationpb.Location, string, error) {
		resp := &locationpb.ListLocationsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = executeRPC(ctx, c.locationsClient.ListLocations, req, settings.GRPC, c.logger, "ListLocations")
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetLocations(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *featureRegistryGRPCClient) GetIamPolicy(ctx context.Context, req *iampb.GetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//iam-meta-api.googleapis.com/%v", req.GetResource()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.iam.v1.IAMPolicy/GetIamPolicy")
	}
	opts = append((*c.CallOptions).GetIamPolicy[0:len((*c.CallOptions).GetIamPolicy):len((*c.CallOptions).GetIamPolicy)], opts...)
	var resp *iampb.Policy
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.iamPolicyClient.GetIamPolicy, req, settings.GRPC, c.logger, "GetIamPolicy")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) SetIamPolicy(ctx context.Context, req *iampb.SetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//iam-meta-api.googleapis.com/%v", req.GetResource()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.iam.v1.IAMPolicy/SetIamPolicy")
	}
	opts = append((*c.CallOptions).SetIamPolicy[0:len((*c.CallOptions).SetIamPolicy):len((*c.CallOptions).SetIamPolicy)], opts...)
	var resp *iampb.Policy
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.iamPolicyClient.SetIamPolicy, req, settings.GRPC, c.logger, "SetIamPolicy")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) TestIamPermissions(ctx context.Context, req *iampb.TestIamPermissionsRequest, opts ...gax.CallOption) (*iampb.TestIamPermissionsResponse, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//iam-meta-api.googleapis.com/%v", req.GetResource()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.iam.v1.IAMPolicy/TestIamPermissions")
	}
	opts = append((*c.CallOptions).TestIamPermissions[0:len((*c.CallOptions).TestIamPermissions):len((*c.CallOptions).TestIamPermissions)], opts...)
	var resp *iampb.TestIamPermissionsResponse
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.iamPolicyClient.TestIamPermissions, req, settings.GRPC, c.logger, "TestIamPermissions")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) CancelOperation(ctx context.Context, req *longrunningpb.CancelOperationRequest, opts ...gax.CallOption) error {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/CancelOperation")
	}
	opts = append((*c.CallOptions).CancelOperation[0:len((*c.CallOptions).CancelOperation):len((*c.CallOptions).CancelOperation)], opts...)
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		_, err = executeRPC(ctx, c.operationsClient.CancelOperation, req, settings.GRPC, c.logger, "CancelOperation")
		return err
	}, opts...)
	return err
}

func (c *featureRegistryGRPCClient) DeleteOperation(ctx context.Context, req *longrunningpb.DeleteOperationRequest, opts ...gax.CallOption) error {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/DeleteOperation")
	}
	opts = append((*c.CallOptions).DeleteOperation[0:len((*c.CallOptions).DeleteOperation):len((*c.CallOptions).DeleteOperation)], opts...)
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		_, err = executeRPC(ctx, c.operationsClient.DeleteOperation, req, settings.GRPC, c.logger, "DeleteOperation")
		return err
	}, opts...)
	return err
}

func (c *featureRegistryGRPCClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/GetOperation")
	}
	opts = append((*c.CallOptions).GetOperation[0:len((*c.CallOptions).GetOperation):len((*c.CallOptions).GetOperation)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.operationsClient.GetOperation, req, settings.GRPC, c.logger, "GetOperation")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *featureRegistryGRPCClient) ListOperations(ctx context.Context, req *longrunningpb.ListOperationsRequest, opts ...gax.CallOption) *OperationIterator {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/ListOperations")
	}
	opts = append((*c.CallOptions).ListOperations[0:len((*c.CallOptions).ListOperations):len((*c.CallOptions).ListOperations)], opts...)
	it := &OperationIterator{}
	req = proto.Clone(req).(*longrunningpb.ListOperationsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*longrunningpb.Operation, string, error) {
		resp := &longrunningpb.ListOperationsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			var err error
			resp, err = executeRPC(ctx, c.operationsClient.ListOperations, req, settings.GRPC, c.logger, "ListOperations")
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetOperations(), resp.GetNextPageToken(), nil
	}
	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

func (c *featureRegistryGRPCClient) WaitOperation(ctx context.Context, req *longrunningpb.WaitOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/WaitOperation")
	}
	opts = append((*c.CallOptions).WaitOperation[0:len((*c.CallOptions).WaitOperation):len((*c.CallOptions).WaitOperation)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = executeRPC(ctx, c.operationsClient.WaitOperation, req, settings.GRPC, c.logger, "WaitOperation")
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

// CreateFeatureGroup creates a new FeatureGroup in a given project and location.
func (c *featureRegistryRESTClient) CreateFeatureGroup(ctx context.Context, req *aiplatformpb.CreateFeatureGroupRequest, opts ...gax.CallOption) (*CreateFeatureGroupOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeatureGroup()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v/featureGroups", req.GetParent())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("featureGroupId", fmt.Sprintf("%v", req.GetFeatureGroupId()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeatureGroup")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{parent=projects/*/locations/*}/featureGroups")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "CreateFeatureGroup")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &CreateFeatureGroupOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetFeatureGroup gets details of a single FeatureGroup.
func (c *featureRegistryRESTClient) GetFeatureGroup(ctx context.Context, req *aiplatformpb.GetFeatureGroupRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureGroup, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeatureGroup")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*}")
	}
	opts = append((*c.CallOptions).GetFeatureGroup[0:len((*c.CallOptions).GetFeatureGroup):len((*c.CallOptions).GetFeatureGroup)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &aiplatformpb.FeatureGroup{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "GetFeatureGroup")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListFeatureGroups lists FeatureGroups in a given project and location.
func (c *featureRegistryRESTClient) ListFeatureGroups(ctx context.Context, req *aiplatformpb.ListFeatureGroupsRequest, opts ...gax.CallOption) *FeatureGroupIterator {
	it := &FeatureGroupIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeatureGroupsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.FeatureGroup, string, error) {
		resp := &aiplatformpb.ListFeatureGroupsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1beta1/%v/featureGroups", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetOrderBy() != "" {
			params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "ListFeatureGroups")
			if err != nil {
				return err
			}
			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetFeatureGroups(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// UpdateFeatureGroup updates the parameters of a single FeatureGroup.
func (c *featureRegistryRESTClient) UpdateFeatureGroup(ctx context.Context, req *aiplatformpb.UpdateFeatureGroupRequest, opts ...gax.CallOption) (*UpdateFeatureGroupOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeatureGroup()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetFeatureGroup().GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetUpdateMask() != nil {
		field, err := protojson.Marshal(req.GetUpdateMask())
		if err != nil {
			return nil, err
		}
		params.Add("updateMask", string(field[1:len(field)-1]))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "feature_group.name", url.QueryEscape(req.GetFeatureGroup().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/UpdateFeatureGroup")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{feature_group.name=projects/*/locations/*/featureGroups/*}")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("PATCH", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "UpdateFeatureGroup")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &UpdateFeatureGroupOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// DeleteFeatureGroup deletes a single FeatureGroup.
func (c *featureRegistryRESTClient) DeleteFeatureGroup(ctx context.Context, req *aiplatformpb.DeleteFeatureGroupRequest, opts ...gax.CallOption) (*DeleteFeatureGroupOperation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetForce() {
		params.Add("force", fmt.Sprintf("%v", req.GetForce()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/DeleteFeatureGroup")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*}")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("DELETE", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "DeleteFeatureGroup")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &DeleteFeatureGroupOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// CreateFeature creates a new Feature in a given FeatureGroup.
func (c *featureRegistryRESTClient) CreateFeature(ctx context.Context, req *aiplatformpb.CreateFeatureRequest, opts ...gax.CallOption) (*CreateFeatureOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeature()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v/features", req.GetParent())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("featureId", fmt.Sprintf("%v", req.GetFeatureId()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeature")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{parent=projects/*/locations/*/featureGroups/*}/features")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "CreateFeature")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &CreateFeatureOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// BatchCreateFeatures creates a batch of Features in a given FeatureGroup.
func (c *featureRegistryRESTClient) BatchCreateFeatures(ctx context.Context, req *aiplatformpb.BatchCreateFeaturesRequest, opts ...gax.CallOption) (*BatchCreateFeaturesOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v/features:batchCreate", req.GetParent())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/BatchCreateFeatures")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{parent=projects/*/locations/*/featureGroups/*}/features:batchCreate")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "BatchCreateFeatures")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &BatchCreateFeaturesOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetFeature gets details of a single Feature.
func (c *featureRegistryRESTClient) GetFeature(ctx context.Context, req *aiplatformpb.GetFeatureRequest, opts ...gax.CallOption) (*aiplatformpb.Feature, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetFeatureStatsAndAnomalySpec() != nil && req.GetFeatureStatsAndAnomalySpec().LatestStatsCount != nil {
		params.Add("featureStatsAndAnomalySpec.latestStatsCount", fmt.Sprintf("%v", req.GetFeatureStatsAndAnomalySpec().GetLatestStatsCount()))
	}
	if req.GetFeatureStatsAndAnomalySpec().GetStatsTimeRange().GetEndTime() != nil {
		field, err := protojson.Marshal(req.GetFeatureStatsAndAnomalySpec().GetStatsTimeRange().GetEndTime())
		if err != nil {
			return nil, err
		}
		params.Add("featureStatsAndAnomalySpec.statsTimeRange.endTime", string(field[1:len(field)-1]))
	}
	if req.GetFeatureStatsAndAnomalySpec().GetStatsTimeRange().GetStartTime() != nil {
		field, err := protojson.Marshal(req.GetFeatureStatsAndAnomalySpec().GetStatsTimeRange().GetStartTime())
		if err != nil {
			return nil, err
		}
		params.Add("featureStatsAndAnomalySpec.statsTimeRange.startTime", string(field[1:len(field)-1]))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeature")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*/features/*}")
	}
	opts = append((*c.CallOptions).GetFeature[0:len((*c.CallOptions).GetFeature):len((*c.CallOptions).GetFeature)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &aiplatformpb.Feature{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "GetFeature")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListFeatures lists Features in a given FeatureGroup.
func (c *featureRegistryRESTClient) ListFeatures(ctx context.Context, req *aiplatformpb.ListFeaturesRequest, opts ...gax.CallOption) *FeatureIterator {
	it := &FeatureIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeaturesRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.Feature, string, error) {
		resp := &aiplatformpb.ListFeaturesResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1beta1/%v/features", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetLatestStatsCount() != 0 {
			params.Add("latestStatsCount", fmt.Sprintf("%v", req.GetLatestStatsCount()))
		}
		if req.GetOrderBy() != "" {
			params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}
		if req.GetReadMask() != nil {
			field, err := protojson.Marshal(req.GetReadMask())
			if err != nil {
				return nil, "", err
			}
			params.Add("readMask", string(field[1:len(field)-1]))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "ListFeatures")
			if err != nil {
				return err
			}
			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetFeatures(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// UpdateFeature updates the parameters of a single Feature.
func (c *featureRegistryRESTClient) UpdateFeature(ctx context.Context, req *aiplatformpb.UpdateFeatureRequest, opts ...gax.CallOption) (*UpdateFeatureOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeature()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetFeature().GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetUpdateMask() != nil {
		field, err := protojson.Marshal(req.GetUpdateMask())
		if err != nil {
			return nil, err
		}
		params.Add("updateMask", string(field[1:len(field)-1]))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "feature.name", url.QueryEscape(req.GetFeature().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/UpdateFeature")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{feature.name=projects/*/locations/*/featureGroups/*/features/*}")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("PATCH", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "UpdateFeature")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &UpdateFeatureOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// DeleteFeature deletes a single Feature.
func (c *featureRegistryRESTClient) DeleteFeature(ctx context.Context, req *aiplatformpb.DeleteFeatureRequest, opts ...gax.CallOption) (*DeleteFeatureOperation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/DeleteFeature")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*/features/*}")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("DELETE", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "DeleteFeature")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &DeleteFeatureOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// CreateFeatureMonitor creates a new FeatureMonitor in a given project, location and FeatureGroup.
func (c *featureRegistryRESTClient) CreateFeatureMonitor(ctx context.Context, req *aiplatformpb.CreateFeatureMonitorRequest, opts ...gax.CallOption) (*CreateFeatureMonitorOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeatureMonitor()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v/featureMonitors", req.GetParent())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	params.Add("featureMonitorId", fmt.Sprintf("%v", req.GetFeatureMonitorId()))

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeatureMonitor")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{parent=projects/*/locations/*/featureGroups/*}/featureMonitors")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "CreateFeatureMonitor")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &CreateFeatureMonitorOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetFeatureMonitor gets details of a single FeatureMonitor.
func (c *featureRegistryRESTClient) GetFeatureMonitor(ctx context.Context, req *aiplatformpb.GetFeatureMonitorRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitor, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeatureMonitor")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*/featureMonitors/*}")
	}
	opts = append((*c.CallOptions).GetFeatureMonitor[0:len((*c.CallOptions).GetFeatureMonitor):len((*c.CallOptions).GetFeatureMonitor)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &aiplatformpb.FeatureMonitor{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "GetFeatureMonitor")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListFeatureMonitors lists FeatureGroups in a given project and location.
func (c *featureRegistryRESTClient) ListFeatureMonitors(ctx context.Context, req *aiplatformpb.ListFeatureMonitorsRequest, opts ...gax.CallOption) *FeatureMonitorIterator {
	it := &FeatureMonitorIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeatureMonitorsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.FeatureMonitor, string, error) {
		resp := &aiplatformpb.ListFeatureMonitorsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1beta1/%v/featureMonitors", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetOrderBy() != "" {
			params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "ListFeatureMonitors")
			if err != nil {
				return err
			}
			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetFeatureMonitors(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// UpdateFeatureMonitor updates the parameters of a single FeatureMonitor.
func (c *featureRegistryRESTClient) UpdateFeatureMonitor(ctx context.Context, req *aiplatformpb.UpdateFeatureMonitorRequest, opts ...gax.CallOption) (*UpdateFeatureMonitorOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeatureMonitor()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetFeatureMonitor().GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetUpdateMask() != nil {
		field, err := protojson.Marshal(req.GetUpdateMask())
		if err != nil {
			return nil, err
		}
		params.Add("updateMask", string(field[1:len(field)-1]))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "feature_monitor.name", url.QueryEscape(req.GetFeatureMonitor().GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/UpdateFeatureMonitor")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{feature_monitor.name=projects/*/locations/*/featureGroups/*/featureMonitors/*}")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("PATCH", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "UpdateFeatureMonitor")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &UpdateFeatureMonitorOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// DeleteFeatureMonitor deletes a single FeatureMonitor.
func (c *featureRegistryRESTClient) DeleteFeatureMonitor(ctx context.Context, req *aiplatformpb.DeleteFeatureMonitorRequest, opts ...gax.CallOption) (*DeleteFeatureMonitorOperation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/DeleteFeatureMonitor")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*/featureMonitors/*}")
	}
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("DELETE", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "DeleteFeatureMonitor")
		if err != nil {
			return err
		}
		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}

	override := fmt.Sprintf("/ui/%s", resp.GetName())
	return &DeleteFeatureMonitorOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// CreateFeatureMonitorJob creates a new feature monitor job.
func (c *featureRegistryRESTClient) CreateFeatureMonitorJob(ctx context.Context, req *aiplatformpb.CreateFeatureMonitorJobRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetFeatureMonitorJob()
	jsonReq, err := m.Marshal(body)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v/featureMonitorJobs", req.GetParent())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetFeatureMonitorJobId() != 0 {
		params.Add("featureMonitorJobId", fmt.Sprintf("%v", req.GetFeatureMonitorJobId()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetParent()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/CreateFeatureMonitorJob")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{parent=projects/*/locations/*/featureGroups/*/featureMonitors/*}/featureMonitorJobs")
	}
	opts = append((*c.CallOptions).CreateFeatureMonitorJob[0:len((*c.CallOptions).CreateFeatureMonitorJob):len((*c.CallOptions).CreateFeatureMonitorJob)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &aiplatformpb.FeatureMonitorJob{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "CreateFeatureMonitorJob")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// GetFeatureMonitorJob get a feature monitor job.
func (c *featureRegistryRESTClient) GetFeatureMonitorJob(ctx context.Context, req *aiplatformpb.GetFeatureMonitorJobRequest, opts ...gax.CallOption) (*aiplatformpb.FeatureMonitorJob, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//aiplatform.googleapis.com/%v", req.GetName()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.aiplatform.v1beta1.FeatureRegistryService/GetFeatureMonitorJob")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{name=projects/*/locations/*/featureGroups/*/featureMonitors/*/featureMonitorJobs/*}")
	}
	opts = append((*c.CallOptions).GetFeatureMonitorJob[0:len((*c.CallOptions).GetFeatureMonitorJob):len((*c.CallOptions).GetFeatureMonitorJob)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &aiplatformpb.FeatureMonitorJob{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "GetFeatureMonitorJob")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListFeatureMonitorJobs list feature monitor jobs.
func (c *featureRegistryRESTClient) ListFeatureMonitorJobs(ctx context.Context, req *aiplatformpb.ListFeatureMonitorJobsRequest, opts ...gax.CallOption) *FeatureMonitorJobIterator {
	it := &FeatureMonitorJobIterator{}
	req = proto.Clone(req).(*aiplatformpb.ListFeatureMonitorJobsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*aiplatformpb.FeatureMonitorJob, string, error) {
		resp := &aiplatformpb.ListFeatureMonitorJobsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/v1beta1/%v/featureMonitorJobs", req.GetParent())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetOrderBy() != "" {
			params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "ListFeatureMonitorJobs")
			if err != nil {
				return err
			}
			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetFeatureMonitorJobs(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// GetLocation gets information about a location.
func (c *featureRegistryRESTClient) GetLocation(ctx context.Context, req *locationpb.GetLocationRequest, opts ...gax.CallOption) (*locationpb.Location, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/ui/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.cloud.location.Locations/GetLocation")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/ui/{name=projects/*/locations/*}")
	}
	opts = append((*c.CallOptions).GetLocation[0:len((*c.CallOptions).GetLocation):len((*c.CallOptions).GetLocation)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &locationpb.Location{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "GetLocation")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListLocations lists information about the supported locations for this service.
func (c *featureRegistryRESTClient) ListLocations(ctx context.Context, req *locationpb.ListLocationsRequest, opts ...gax.CallOption) *LocationIterator {
	it := &LocationIterator{}
	req = proto.Clone(req).(*locationpb.ListLocationsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*locationpb.Location, string, error) {
		resp := &locationpb.ListLocationsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/ui/%v/locations", req.GetName())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "ListLocations")
			if err != nil {
				return err
			}
			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetLocations(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// GetIamPolicy gets the access control policy for a resource. Returns an empty policy
// if the resource exists and does not have a policy set.
func (c *featureRegistryRESTClient) GetIamPolicy(ctx context.Context, req *iampb.GetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v:getIamPolicy", req.GetResource())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//iam-meta-api.googleapis.com/%v", req.GetResource()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.iam.v1.IAMPolicy/GetIamPolicy")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{resource=projects/*/locations/*/featurestores/*}:getIamPolicy")
	}
	opts = append((*c.CallOptions).GetIamPolicy[0:len((*c.CallOptions).GetIamPolicy):len((*c.CallOptions).GetIamPolicy)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &iampb.Policy{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "GetIamPolicy")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// SetIamPolicy sets the access control policy on the specified resource. Replaces
// any existing policy.
//
// Can return NOT_FOUND, INVALID_ARGUMENT, and PERMISSION_DENIED
// errors.
func (c *featureRegistryRESTClient) SetIamPolicy(ctx context.Context, req *iampb.SetIamPolicyRequest, opts ...gax.CallOption) (*iampb.Policy, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v:setIamPolicy", req.GetResource())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//iam-meta-api.googleapis.com/%v", req.GetResource()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.iam.v1.IAMPolicy/SetIamPolicy")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{resource=projects/*/locations/*/featurestores/*}:setIamPolicy")
	}
	opts = append((*c.CallOptions).SetIamPolicy[0:len((*c.CallOptions).SetIamPolicy):len((*c.CallOptions).SetIamPolicy)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &iampb.Policy{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "SetIamPolicy")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// TestIamPermissions returns permissions that a caller has on the specified resource. If the
// resource does not exist, this will return an empty set of
// permissions, not a NOT_FOUND error.
//
// Note: This operation is designed to be used for building
// permission-aware UIs and command-line tools, not for authorization
// checking. This operation may “fail open” without warning.
func (c *featureRegistryRESTClient) TestIamPermissions(ctx context.Context, req *iampb.TestIamPermissionsRequest, opts ...gax.CallOption) (*iampb.TestIamPermissionsResponse, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	jsonReq, err := m.Marshal(req)
	if err != nil {
		return nil, err
	}

	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1beta1/%v:testIamPermissions", req.GetResource())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "resource", url.QueryEscape(req.GetResource()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "resource_name", fmt.Sprintf("//iam-meta-api.googleapis.com/%v", req.GetResource()))
	}
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.iam.v1.IAMPolicy/TestIamPermissions")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/v1beta1/{resource=projects/*/locations/*/featurestores/*}:testIamPermissions")
	}
	opts = append((*c.CallOptions).TestIamPermissions[0:len((*c.CallOptions).TestIamPermissions):len((*c.CallOptions).TestIamPermissions)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &iampb.TestIamPermissionsResponse{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), bytes.NewReader(jsonReq))
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, jsonReq, "TestIamPermissions")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// CancelOperation is a utility method from google.longrunning.Operations.
func (c *featureRegistryRESTClient) CancelOperation(ctx context.Context, req *longrunningpb.CancelOperationRequest, opts ...gax.CallOption) error {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return err
	}
	baseUrl.Path += fmt.Sprintf("/ui/%v:cancel", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/CancelOperation")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/ui/{name=projects/*/locations/*/operations/*}:cancel")
	}
	return gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		_, err = executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "CancelOperation")
		return err
	}, opts...)
}

// DeleteOperation is a utility method from google.longrunning.Operations.
func (c *featureRegistryRESTClient) DeleteOperation(ctx context.Context, req *longrunningpb.DeleteOperationRequest, opts ...gax.CallOption) error {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return err
	}
	baseUrl.Path += fmt.Sprintf("/ui/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/DeleteOperation")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/ui/{name=projects/*/locations/*/operations/*}")
	}
	return gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("DELETE", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		_, err = executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "DeleteOperation")
		return err
	}, opts...)
}

// GetOperation is a utility method from google.longrunning.Operations.
func (c *featureRegistryRESTClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/ui/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/GetOperation")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/ui/{name=projects/*/locations/*/operations/*}")
	}
	opts = append((*c.CallOptions).GetOperation[0:len((*c.CallOptions).GetOperation):len((*c.CallOptions).GetOperation)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "GetOperation")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// ListOperations is a utility method from google.longrunning.Operations.
func (c *featureRegistryRESTClient) ListOperations(ctx context.Context, req *longrunningpb.ListOperationsRequest, opts ...gax.CallOption) *OperationIterator {
	it := &OperationIterator{}
	req = proto.Clone(req).(*longrunningpb.ListOperationsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*longrunningpb.Operation, string, error) {
		resp := &longrunningpb.ListOperationsResponse{}
		if pageToken != "" {
			req.PageToken = pageToken
		}
		if pageSize > math.MaxInt32 {
			req.PageSize = math.MaxInt32
		} else if pageSize != 0 {
			req.PageSize = int32(pageSize)
		}
		baseUrl, err := url.Parse(c.endpoint)
		if err != nil {
			return nil, "", err
		}
		baseUrl.Path += fmt.Sprintf("/ui/%v/operations", req.GetName())

		params := url.Values{}
		params.Add("$alt", "json;enum-encoding=int")
		if req.GetFilter() != "" {
			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
		}
		if req.GetPageSize() != 0 {
			params.Add("pageSize", fmt.Sprintf("%v", req.GetPageSize()))
		}
		if req.GetPageToken() != "" {
			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
		}
		if req.GetReturnPartialSuccess() {
			params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
		}

		baseUrl.RawQuery = params.Encode()

		// Build HTTP headers from client and context metadata.
		hds := append(c.xGoogHeaders, "Content-Type", "application/json")
		headers := gax.BuildHeaders(ctx, hds...)
		e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
			if settings.Path != "" {
				baseUrl.Path = settings.Path
			}
			httpReq, err := http.NewRequest("GET", baseUrl.String(), nil)
			if err != nil {
				return err
			}
			httpReq.Header = headers

			buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "ListOperations")
			if err != nil {
				return err
			}
			if err := unm.Unmarshal(buf, resp); err != nil {
				return err
			}

			return nil
		}, opts...)
		if e != nil {
			return nil, "", e
		}
		it.Response = resp
		return resp.GetOperations(), resp.GetNextPageToken(), nil
	}

	fetch := func(pageSize int, pageToken string) (string, error) {
		items, nextPageToken, err := it.InternalFetch(pageSize, pageToken)
		if err != nil {
			return "", err
		}
		it.items = append(it.items, items...)
		return nextPageToken, nil
	}

	it.pageInfo, it.nextFunc = iterator.NewPageInfo(fetch, it.bufLen, it.takeBuf)
	it.pageInfo.MaxSize = int(req.GetPageSize())
	it.pageInfo.Token = req.GetPageToken()

	return it
}

// WaitOperation is a utility method from google.longrunning.Operations.
func (c *featureRegistryRESTClient) WaitOperation(ctx context.Context, req *longrunningpb.WaitOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/ui/%v:wait", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetTimeout() != nil {
		field, err := protojson.Marshal(req.GetTimeout())
		if err != nil {
			return nil, err
		}
		params.Add("timeout", string(field[1:len(field)-1]))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	if gax.IsFeatureEnabled("METRICS") || gax.IsFeatureEnabled("TRACING") || gax.IsFeatureEnabled("LOGGING") {
		ctx = callctx.WithTelemetryContext(ctx, "rpc_method", "google.longrunning.Operations/WaitOperation")
		ctx = callctx.WithTelemetryContext(ctx, "url_template", "/ui/{name=projects/*/locations/*/operations/*}:wait")
	}
	opts = append((*c.CallOptions).WaitOperation[0:len((*c.CallOptions).WaitOperation):len((*c.CallOptions).WaitOperation)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &longrunningpb.Operation{}
	e := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		if settings.Path != "" {
			baseUrl.Path = settings.Path
		}
		httpReq, err := http.NewRequest("POST", baseUrl.String(), nil)
		if err != nil {
			return err
		}
		httpReq = httpReq.WithContext(ctx)
		httpReq.Header = headers

		buf, err := executeHTTPRequest(ctx, c.httpClient, httpReq, c.logger, nil, "WaitOperation")
		if err != nil {
			return err
		}

		if err := unm.Unmarshal(buf, resp); err != nil {
			return err
		}

		return nil
	}, opts...)
	if e != nil {
		return nil, e
	}
	return resp, nil
}

// BatchCreateFeaturesOperation returns a new BatchCreateFeaturesOperation from a given name.
// The name must be that of a previously created BatchCreateFeaturesOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) BatchCreateFeaturesOperation(name string) *BatchCreateFeaturesOperation {
	return &BatchCreateFeaturesOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// BatchCreateFeaturesOperation returns a new BatchCreateFeaturesOperation from a given name.
// The name must be that of a previously created BatchCreateFeaturesOperation, possibly from a different process.
func (c *featureRegistryRESTClient) BatchCreateFeaturesOperation(name string) *BatchCreateFeaturesOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &BatchCreateFeaturesOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// CreateFeatureOperation returns a new CreateFeatureOperation from a given name.
// The name must be that of a previously created CreateFeatureOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) CreateFeatureOperation(name string) *CreateFeatureOperation {
	return &CreateFeatureOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// CreateFeatureOperation returns a new CreateFeatureOperation from a given name.
// The name must be that of a previously created CreateFeatureOperation, possibly from a different process.
func (c *featureRegistryRESTClient) CreateFeatureOperation(name string) *CreateFeatureOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &CreateFeatureOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// CreateFeatureGroupOperation returns a new CreateFeatureGroupOperation from a given name.
// The name must be that of a previously created CreateFeatureGroupOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) CreateFeatureGroupOperation(name string) *CreateFeatureGroupOperation {
	return &CreateFeatureGroupOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// CreateFeatureGroupOperation returns a new CreateFeatureGroupOperation from a given name.
// The name must be that of a previously created CreateFeatureGroupOperation, possibly from a different process.
func (c *featureRegistryRESTClient) CreateFeatureGroupOperation(name string) *CreateFeatureGroupOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &CreateFeatureGroupOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// CreateFeatureMonitorOperation returns a new CreateFeatureMonitorOperation from a given name.
// The name must be that of a previously created CreateFeatureMonitorOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) CreateFeatureMonitorOperation(name string) *CreateFeatureMonitorOperation {
	return &CreateFeatureMonitorOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// CreateFeatureMonitorOperation returns a new CreateFeatureMonitorOperation from a given name.
// The name must be that of a previously created CreateFeatureMonitorOperation, possibly from a different process.
func (c *featureRegistryRESTClient) CreateFeatureMonitorOperation(name string) *CreateFeatureMonitorOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &CreateFeatureMonitorOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// DeleteFeatureOperation returns a new DeleteFeatureOperation from a given name.
// The name must be that of a previously created DeleteFeatureOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) DeleteFeatureOperation(name string) *DeleteFeatureOperation {
	return &DeleteFeatureOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// DeleteFeatureOperation returns a new DeleteFeatureOperation from a given name.
// The name must be that of a previously created DeleteFeatureOperation, possibly from a different process.
func (c *featureRegistryRESTClient) DeleteFeatureOperation(name string) *DeleteFeatureOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &DeleteFeatureOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// DeleteFeatureGroupOperation returns a new DeleteFeatureGroupOperation from a given name.
// The name must be that of a previously created DeleteFeatureGroupOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) DeleteFeatureGroupOperation(name string) *DeleteFeatureGroupOperation {
	return &DeleteFeatureGroupOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// DeleteFeatureGroupOperation returns a new DeleteFeatureGroupOperation from a given name.
// The name must be that of a previously created DeleteFeatureGroupOperation, possibly from a different process.
func (c *featureRegistryRESTClient) DeleteFeatureGroupOperation(name string) *DeleteFeatureGroupOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &DeleteFeatureGroupOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// DeleteFeatureMonitorOperation returns a new DeleteFeatureMonitorOperation from a given name.
// The name must be that of a previously created DeleteFeatureMonitorOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) DeleteFeatureMonitorOperation(name string) *DeleteFeatureMonitorOperation {
	return &DeleteFeatureMonitorOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// DeleteFeatureMonitorOperation returns a new DeleteFeatureMonitorOperation from a given name.
// The name must be that of a previously created DeleteFeatureMonitorOperation, possibly from a different process.
func (c *featureRegistryRESTClient) DeleteFeatureMonitorOperation(name string) *DeleteFeatureMonitorOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &DeleteFeatureMonitorOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// UpdateFeatureOperation returns a new UpdateFeatureOperation from a given name.
// The name must be that of a previously created UpdateFeatureOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) UpdateFeatureOperation(name string) *UpdateFeatureOperation {
	return &UpdateFeatureOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// UpdateFeatureOperation returns a new UpdateFeatureOperation from a given name.
// The name must be that of a previously created UpdateFeatureOperation, possibly from a different process.
func (c *featureRegistryRESTClient) UpdateFeatureOperation(name string) *UpdateFeatureOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &UpdateFeatureOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// UpdateFeatureGroupOperation returns a new UpdateFeatureGroupOperation from a given name.
// The name must be that of a previously created UpdateFeatureGroupOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) UpdateFeatureGroupOperation(name string) *UpdateFeatureGroupOperation {
	return &UpdateFeatureGroupOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// UpdateFeatureGroupOperation returns a new UpdateFeatureGroupOperation from a given name.
// The name must be that of a previously created UpdateFeatureGroupOperation, possibly from a different process.
func (c *featureRegistryRESTClient) UpdateFeatureGroupOperation(name string) *UpdateFeatureGroupOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &UpdateFeatureGroupOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// UpdateFeatureMonitorOperation returns a new UpdateFeatureMonitorOperation from a given name.
// The name must be that of a previously created UpdateFeatureMonitorOperation, possibly from a different process.
func (c *featureRegistryGRPCClient) UpdateFeatureMonitorOperation(name string) *UpdateFeatureMonitorOperation {
	return &UpdateFeatureMonitorOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
	}
}

// UpdateFeatureMonitorOperation returns a new UpdateFeatureMonitorOperation from a given name.
// The name must be that of a previously created UpdateFeatureMonitorOperation, possibly from a different process.
func (c *featureRegistryRESTClient) UpdateFeatureMonitorOperation(name string) *UpdateFeatureMonitorOperation {
	override := fmt.Sprintf("/ui/%s", name)
	return &UpdateFeatureMonitorOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}
