compute/apiv1/disk_types_client.go - third_party/github.com/googleapis/google-cloud-go - Git at Google

 // Copyright 2022 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 compute

 import (
 	"context"
 	"fmt"
 	"io/ioutil"
 	"math"
 	"net/http"
 	"net/url"
 	"sort"

 	gax "github.com/googleapis/gax-go/v2"
 	"google.golang.org/api/googleapi"
 	"google.golang.org/api/iterator"
 	"google.golang.org/api/option"
 	"google.golang.org/api/option/internaloption"
 	httptransport "google.golang.org/api/transport/http"
 	computepb "google.golang.org/genproto/googleapis/cloud/compute/v1"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/metadata"
 	"google.golang.org/protobuf/encoding/protojson"
 	"google.golang.org/protobuf/proto"
 )

 var newDiskTypesClientHook clientHook

 // DiskTypesCallOptions contains the retry settings for each method of DiskTypesClient.
 type DiskTypesCallOptions struct {
 	AggregatedList []gax.CallOption
 	Get            []gax.CallOption
 	List           []gax.CallOption
 }

 func defaultDiskTypesRESTCallOptions() *DiskTypesCallOptions {
 	return &DiskTypesCallOptions{
 		AggregatedList: []gax.CallOption{},
 		Get:            []gax.CallOption{},
 		List:           []gax.CallOption{},
 	}
 }

 // internalDiskTypesClient is an interface that defines the methods available from Google Compute Engine API.
 type internalDiskTypesClient interface {
 	Close() error
 	setGoogleClientInfo(...string)
 	Connection() *grpc.ClientConn
 	AggregatedList(context.Context, *computepb.AggregatedListDiskTypesRequest, ...gax.CallOption) *DiskTypesScopedListPairIterator
 	Get(context.Context, *computepb.GetDiskTypeRequest, ...gax.CallOption) (*computepb.DiskType, error)
 	List(context.Context, *computepb.ListDiskTypesRequest, ...gax.CallOption) *DiskTypeIterator
 }

 // DiskTypesClient is a client for interacting with Google Compute Engine API.
 // Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
 //
 // The DiskTypes API.
 type DiskTypesClient struct {
 	// The internal transport-dependent client.
 	internalClient internalDiskTypesClient

 	// The call options for this service.
 	CallOptions *DiskTypesCallOptions
 }

 // 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 *DiskTypesClient) 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 *DiskTypesClient) setGoogleClientInfo(keyval ...string) {
 	c.internalClient.setGoogleClientInfo(keyval...)
 }

 // Connection returns a connection to the API service.
 //
 // Deprecated.
 func (c *DiskTypesClient) Connection() *grpc.ClientConn {
 	return c.internalClient.Connection()
 }

 // AggregatedList retrieves an aggregated list of disk types.
 func (c *DiskTypesClient) AggregatedList(ctx context.Context, req *computepb.AggregatedListDiskTypesRequest, opts ...gax.CallOption) *DiskTypesScopedListPairIterator {
 	return c.internalClient.AggregatedList(ctx, req, opts...)
 }

 // Get returns the specified disk type. Gets a list of available disk types by making a list() request.
 func (c *DiskTypesClient) Get(ctx context.Context, req *computepb.GetDiskTypeRequest, opts ...gax.CallOption) (*computepb.DiskType, error) {
 	return c.internalClient.Get(ctx, req, opts...)
 }

 // List retrieves a list of disk types available to the specified project.
 func (c *DiskTypesClient) List(ctx context.Context, req *computepb.ListDiskTypesRequest, opts ...gax.CallOption) *DiskTypeIterator {
 	return c.internalClient.List(ctx, req, opts...)
 }

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

 	// The http client.
 	httpClient *http.Client

 	// The x-goog-* metadata to be sent with each request.
 	xGoogMetadata metadata.MD

 	// Points back to the CallOptions field of the containing DiskTypesClient
 	CallOptions **DiskTypesCallOptions
 }

 // NewDiskTypesRESTClient creates a new disk types rest client.
 //
 // The DiskTypes API.
 func NewDiskTypesRESTClient(ctx context.Context, opts ...option.ClientOption) (*DiskTypesClient, error) {
 	clientOpts := append(defaultDiskTypesRESTClientOptions(), opts...)
 	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
 	if err != nil {
 		return nil, err
 	}

 	callOpts := defaultDiskTypesRESTCallOptions()
 	c := &diskTypesRESTClient{
 		endpoint:    endpoint,
 		httpClient:  httpClient,
 		CallOptions: &callOpts,
 	}
 	c.setGoogleClientInfo()

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

 func defaultDiskTypesRESTClientOptions() []option.ClientOption {
 	return []option.ClientOption{
 		internaloption.WithDefaultEndpoint("https://compute.googleapis.com"),
 		internaloption.WithDefaultMTLSEndpoint("https://compute.mtls.googleapis.com"),
 		internaloption.WithDefaultAudience("https://compute.googleapis.com/"),
 		internaloption.WithDefaultScopes(DefaultAuthScopes()...),
 	}
 }

 // 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 *diskTypesRESTClient) setGoogleClientInfo(keyval ...string) {
 	kv := append([]string{"gl-go", versionGo()}, keyval...)
 	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN")
 	c.xGoogMetadata = metadata.Pairs("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 *diskTypesRESTClient) Close() error {
 	// Replace httpClient with nil to force cleanup.
 	c.httpClient = nil
 	return nil
 }

 // Connection returns a connection to the API service.
 //
 // Deprecated.
 func (c *diskTypesRESTClient) Connection() *grpc.ClientConn {
 	return nil
 }

 // AggregatedList retrieves an aggregated list of disk types.
 func (c *diskTypesRESTClient) AggregatedList(ctx context.Context, req *computepb.AggregatedListDiskTypesRequest, opts ...gax.CallOption) *DiskTypesScopedListPairIterator {
 	it := &DiskTypesScopedListPairIterator{}
 	req = proto.Clone(req).(*computepb.AggregatedListDiskTypesRequest)
 	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
 	it.InternalFetch = func(pageSize int, pageToken string) ([]DiskTypesScopedListPair, string, error) {
 		resp := &computepb.DiskTypeAggregatedList{}
 		if pageToken != "" {
 			req.PageToken = proto.String(pageToken)
 		}
 		if pageSize > math.MaxInt32 {
 			req.MaxResults = proto.Uint32(math.MaxInt32)
 		} else if pageSize != 0 {
 			req.MaxResults = proto.Uint32(uint32(pageSize))
 		}
 		baseUrl, err := url.Parse(c.endpoint)
 		if err != nil {
 			return nil, "", err
 		}
 		baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/aggregated/diskTypes", req.GetProject())

 		params := url.Values{}
 		if req != nil && req.Filter != nil {
 			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
 		}
 		if req != nil && req.IncludeAllScopes != nil {
 			params.Add("includeAllScopes", fmt.Sprintf("%v", req.GetIncludeAllScopes()))
 		}
 		if req != nil && req.MaxResults != nil {
 			params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
 		}
 		if req != nil && req.OrderBy != nil {
 			params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
 		}
 		if req != nil && req.PageToken != nil {
 			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
 		}
 		if req != nil && req.ReturnPartialSuccess != nil {
 			params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
 		}

 		baseUrl.RawQuery = params.Encode()

 		// Build HTTP headers from client and context metadata.
 		headers := buildHeaders(ctx, c.xGoogMetadata, metadata.Pairs("Content-Type", "application/json"))
 		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

 			httpRsp, err := c.httpClient.Do(httpReq)
 			if err != nil {
 				return err
 			}
 			defer httpRsp.Body.Close()

 			if err = googleapi.CheckResponse(httpRsp); err != nil {
 				return err
 			}

 			buf, err := ioutil.ReadAll(httpRsp.Body)
 			if err != nil {
 				return err
 			}

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

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

 		elems := make([]DiskTypesScopedListPair, 0, len(resp.GetItems()))
 		for k, v := range resp.GetItems() {
 			elems = append(elems, DiskTypesScopedListPair{k, v})
 		}
 		sort.Slice(elems, func(i, j int) bool { return elems[i].Key < elems[j].Key })

 		return elems, 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.GetMaxResults())
 	it.pageInfo.Token = req.GetPageToken()

 	return it
 }

 // Get returns the specified disk type. Gets a list of available disk types by making a list() request.
 func (c *diskTypesRESTClient) Get(ctx context.Context, req *computepb.GetDiskTypeRequest, opts ...gax.CallOption) (*computepb.DiskType, error) {
 	baseUrl, err := url.Parse(c.endpoint)
 	if err != nil {
 		return nil, err
 	}
 	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/diskTypes/%v", req.GetProject(), req.GetZone(), req.GetDiskType())

 	// Build HTTP headers from client and context metadata.
 	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v&%s=%v", "project", url.QueryEscape(req.GetProject()), "zone", url.QueryEscape(req.GetZone()), "disk_type", url.QueryEscape(req.GetDiskType())))

 	headers := buildHeaders(ctx, c.xGoogMetadata, md, metadata.Pairs("Content-Type", "application/json"))
 	opts = append((*c.CallOptions).Get[0:len((*c.CallOptions).Get):len((*c.CallOptions).Get)], opts...)
 	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
 	resp := &computepb.DiskType{}
 	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

 		httpRsp, err := c.httpClient.Do(httpReq)
 		if err != nil {
 			return err
 		}
 		defer httpRsp.Body.Close()

 		if err = googleapi.CheckResponse(httpRsp); err != nil {
 			return err
 		}

 		buf, err := ioutil.ReadAll(httpRsp.Body)
 		if err != nil {
 			return err
 		}

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

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

 // List retrieves a list of disk types available to the specified project.
 func (c *diskTypesRESTClient) List(ctx context.Context, req *computepb.ListDiskTypesRequest, opts ...gax.CallOption) *DiskTypeIterator {
 	it := &DiskTypeIterator{}
 	req = proto.Clone(req).(*computepb.ListDiskTypesRequest)
 	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
 	it.InternalFetch = func(pageSize int, pageToken string) ([]*computepb.DiskType, string, error) {
 		resp := &computepb.DiskTypeList{}
 		if pageToken != "" {
 			req.PageToken = proto.String(pageToken)
 		}
 		if pageSize > math.MaxInt32 {
 			req.MaxResults = proto.Uint32(math.MaxInt32)
 		} else if pageSize != 0 {
 			req.MaxResults = proto.Uint32(uint32(pageSize))
 		}
 		baseUrl, err := url.Parse(c.endpoint)
 		if err != nil {
 			return nil, "", err
 		}
 		baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/diskTypes", req.GetProject(), req.GetZone())

 		params := url.Values{}
 		if req != nil && req.Filter != nil {
 			params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
 		}
 		if req != nil && req.MaxResults != nil {
 			params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
 		}
 		if req != nil && req.OrderBy != nil {
 			params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
 		}
 		if req != nil && req.PageToken != nil {
 			params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
 		}
 		if req != nil && req.ReturnPartialSuccess != nil {
 			params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
 		}

 		baseUrl.RawQuery = params.Encode()

 		// Build HTTP headers from client and context metadata.
 		headers := buildHeaders(ctx, c.xGoogMetadata, metadata.Pairs("Content-Type", "application/json"))
 		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

 			httpRsp, err := c.httpClient.Do(httpReq)
 			if err != nil {
 				return err
 			}
 			defer httpRsp.Body.Close()

 			if err = googleapi.CheckResponse(httpRsp); err != nil {
 				return err
 			}

 			buf, err := ioutil.ReadAll(httpRsp.Body)
 			if err != nil {
 				return err
 			}

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

 			return nil
 		}, opts...)
 		if e != nil {
 			return nil, "", e
 		}
 		it.Response = resp
 		return resp.GetItems(), 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.GetMaxResults())
 	it.pageInfo.Token = req.GetPageToken()

 	return it
 }

 // DiskTypeIterator manages a stream of *computepb.DiskType.
 type DiskTypeIterator struct {
 	items    []*computepb.DiskType
 	pageInfo *iterator.PageInfo
 	nextFunc func() error

 	// Response is the raw response for the current page.
 	// It must be cast to the RPC response type.
 	// Calling Next() or InternalFetch() updates this value.
 	Response interface{}

 	// InternalFetch is for use by the Google Cloud Libraries only.
 	// It is not part of the stable interface of this package.
 	//
 	// InternalFetch returns results from a single call to the underlying RPC.
 	// The number of results is no greater than pageSize.
 	// If there are no more results, nextPageToken is empty and err is nil.
 	InternalFetch func(pageSize int, pageToken string) (results []*computepb.DiskType, nextPageToken string, err error)
 }

 // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
 func (it *DiskTypeIterator) PageInfo() *iterator.PageInfo {
 	return it.pageInfo
 }

 // Next returns the next result. Its second return value is iterator.Done if there are no more
 // results. Once Next returns Done, all subsequent calls will return Done.
 func (it *DiskTypeIterator) Next() (*computepb.DiskType, error) {
 	var item *computepb.DiskType
 	if err := it.nextFunc(); err != nil {
 		return item, err
 	}
 	item = it.items[0]
 	it.items = it.items[1:]
 	return item, nil
 }

 func (it *DiskTypeIterator) bufLen() int {
 	return len(it.items)
 }

 func (it *DiskTypeIterator) takeBuf() interface{} {
 	b := it.items
 	it.items = nil
 	return b
 }

 // DiskTypesScopedListPair is a holder type for string/*computepb.DiskTypesScopedList map entries
 type DiskTypesScopedListPair struct {
 	Key   string
 	Value *computepb.DiskTypesScopedList
 }

 // DiskTypesScopedListPairIterator manages a stream of DiskTypesScopedListPair.
 type DiskTypesScopedListPairIterator struct {
 	items    []DiskTypesScopedListPair
 	pageInfo *iterator.PageInfo
 	nextFunc func() error

 	// Response is the raw response for the current page.
 	// It must be cast to the RPC response type.
 	// Calling Next() or InternalFetch() updates this value.
 	Response interface{}

 	// InternalFetch is for use by the Google Cloud Libraries only.
 	// It is not part of the stable interface of this package.
 	//
 	// InternalFetch returns results from a single call to the underlying RPC.
 	// The number of results is no greater than pageSize.
 	// If there are no more results, nextPageToken is empty and err is nil.
 	InternalFetch func(pageSize int, pageToken string) (results []DiskTypesScopedListPair, nextPageToken string, err error)
 }

 // PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
 func (it *DiskTypesScopedListPairIterator) PageInfo() *iterator.PageInfo {
 	return it.pageInfo
 }

 // Next returns the next result. Its second return value is iterator.Done if there are no more
 // results. Once Next returns Done, all subsequent calls will return Done.
 func (it *DiskTypesScopedListPairIterator) Next() (DiskTypesScopedListPair, error) {
 	var item DiskTypesScopedListPair
 	if err := it.nextFunc(); err != nil {
 		return item, err
 	}
 	item = it.items[0]
 	it.items = it.items[1:]
 	return item, nil
 }

 func (it *DiskTypesScopedListPairIterator) bufLen() int {
 	return len(it.items)
 }

 func (it *DiskTypesScopedListPairIterator) takeBuf() interface{} {
 	b := it.items
 	it.items = nil
 	return b
 }
	// Copyright 2022 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 compute

	import (
	"context"
	"fmt"
	"io/ioutil"
	"math"
	"net/http"
	"net/url"
	"sort"

	gax "github.com/googleapis/gax-go/v2"
	"google.golang.org/api/googleapi"
	"google.golang.org/api/iterator"
	"google.golang.org/api/option"
	"google.golang.org/api/option/internaloption"
	httptransport "google.golang.org/api/transport/http"
	computepb "google.golang.org/genproto/googleapis/cloud/compute/v1"
	"google.golang.org/grpc"
	"google.golang.org/grpc/metadata"
	"google.golang.org/protobuf/encoding/protojson"
	"google.golang.org/protobuf/proto"
	)

	var newDiskTypesClientHook clientHook

	// DiskTypesCallOptions contains the retry settings for each method of DiskTypesClient.
	type DiskTypesCallOptions struct {
	AggregatedList []gax.CallOption
	Get []gax.CallOption
	List []gax.CallOption
	}

	func defaultDiskTypesRESTCallOptions() *DiskTypesCallOptions {
	return &DiskTypesCallOptions{
	AggregatedList: []gax.CallOption{},
	Get: []gax.CallOption{},
	List: []gax.CallOption{},
	}
	}

	// internalDiskTypesClient is an interface that defines the methods available from Google Compute Engine API.
	type internalDiskTypesClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	AggregatedList(context.Context, computepb.AggregatedListDiskTypesRequest, ...gax.CallOption) DiskTypesScopedListPairIterator
	Get(context.Context, computepb.GetDiskTypeRequest, ...gax.CallOption) (computepb.DiskType, error)
	List(context.Context, computepb.ListDiskTypesRequest, ...gax.CallOption) DiskTypeIterator
	}

	// DiskTypesClient is a client for interacting with Google Compute Engine API.
	// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
	//
	// The DiskTypes API.
	type DiskTypesClient struct {
	// The internal transport-dependent client.
	internalClient internalDiskTypesClient

	// The call options for this service.
	CallOptions *DiskTypesCallOptions
	}

	// 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 *DiskTypesClient) 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 *DiskTypesClient) setGoogleClientInfo(keyval ...string) {
	c.internalClient.setGoogleClientInfo(keyval...)
	}

	// Connection returns a connection to the API service.
	//
	// Deprecated.
	func (c DiskTypesClient) Connection() grpc.ClientConn {
	return c.internalClient.Connection()
	}

	// AggregatedList retrieves an aggregated list of disk types.
	func (c DiskTypesClient) AggregatedList(ctx context.Context, req computepb.AggregatedListDiskTypesRequest, opts ...gax.CallOption) *DiskTypesScopedListPairIterator {
	return c.internalClient.AggregatedList(ctx, req, opts...)
	}

	// Get returns the specified disk type. Gets a list of available disk types by making a list() request.
	func (c DiskTypesClient) Get(ctx context.Context, req computepb.GetDiskTypeRequest, opts ...gax.CallOption) (*computepb.DiskType, error) {
	return c.internalClient.Get(ctx, req, opts...)
	}

	// List retrieves a list of disk types available to the specified project.
	func (c DiskTypesClient) List(ctx context.Context, req computepb.ListDiskTypesRequest, opts ...gax.CallOption) *DiskTypeIterator {
	return c.internalClient.List(ctx, req, opts...)
	}

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

	// The http client.
	httpClient *http.Client

	// The x-goog-* metadata to be sent with each request.
	xGoogMetadata metadata.MD

	// Points back to the CallOptions field of the containing DiskTypesClient
	CallOptions **DiskTypesCallOptions
	}

	// NewDiskTypesRESTClient creates a new disk types rest client.
	//
	// The DiskTypes API.
	func NewDiskTypesRESTClient(ctx context.Context, opts ...option.ClientOption) (*DiskTypesClient, error) {
	clientOpts := append(defaultDiskTypesRESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
	return nil, err
	}

	callOpts := defaultDiskTypesRESTCallOptions()
	c := &diskTypesRESTClient{
	endpoint: endpoint,
	httpClient: httpClient,
	CallOptions: &callOpts,
	}
	c.setGoogleClientInfo()

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

	func defaultDiskTypesRESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
	internaloption.WithDefaultEndpoint("https://compute.googleapis.com"),
	internaloption.WithDefaultMTLSEndpoint("https://compute.mtls.googleapis.com"),
	internaloption.WithDefaultAudience("https://compute.googleapis.com/"),
	internaloption.WithDefaultScopes(DefaultAuthScopes()...),
	}
	}

	// 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 *diskTypesRESTClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", versionGo()}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN")
	c.xGoogMetadata = metadata.Pairs("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 *diskTypesRESTClient) Close() error {
	// Replace httpClient with nil to force cleanup.
	c.httpClient = nil
	return nil
	}

	// Connection returns a connection to the API service.
	//
	// Deprecated.
	func (c diskTypesRESTClient) Connection() grpc.ClientConn {
	return nil
	}

	// AggregatedList retrieves an aggregated list of disk types.
	func (c diskTypesRESTClient) AggregatedList(ctx context.Context, req computepb.AggregatedListDiskTypesRequest, opts ...gax.CallOption) *DiskTypesScopedListPairIterator {
	it := &DiskTypesScopedListPairIterator{}
	req = proto.Clone(req).(*computepb.AggregatedListDiskTypesRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]DiskTypesScopedListPair, string, error) {
	resp := &computepb.DiskTypeAggregatedList{}
	if pageToken != "" {
	req.PageToken = proto.String(pageToken)
	}
	if pageSize > math.MaxInt32 {
	req.MaxResults = proto.Uint32(math.MaxInt32)
	} else if pageSize != 0 {
	req.MaxResults = proto.Uint32(uint32(pageSize))
	}
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
	return nil, "", err
	}
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/aggregated/diskTypes", req.GetProject())

	params := url.Values{}
	if req != nil && req.Filter != nil {
	params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
	}
	if req != nil && req.IncludeAllScopes != nil {
	params.Add("includeAllScopes", fmt.Sprintf("%v", req.GetIncludeAllScopes()))
	}
	if req != nil && req.MaxResults != nil {
	params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
	}
	if req != nil && req.OrderBy != nil {
	params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
	}
	if req != nil && req.PageToken != nil {
	params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
	}
	if req != nil && req.ReturnPartialSuccess != nil {
	params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	headers := buildHeaders(ctx, c.xGoogMetadata, metadata.Pairs("Content-Type", "application/json"))
	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

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
	return err
	}
	defer httpRsp.Body.Close()

	if err = googleapi.CheckResponse(httpRsp); err != nil {
	return err
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
	return err
	}

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

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

	elems := make([]DiskTypesScopedListPair, 0, len(resp.GetItems()))
	for k, v := range resp.GetItems() {
	elems = append(elems, DiskTypesScopedListPair{k, v})
	}
	sort.Slice(elems, func(i, j int) bool { return elems[i].Key < elems[j].Key })

	return elems, 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.GetMaxResults())
	it.pageInfo.Token = req.GetPageToken()

	return it
	}

	// Get returns the specified disk type. Gets a list of available disk types by making a list() request.
	func (c diskTypesRESTClient) Get(ctx context.Context, req computepb.GetDiskTypeRequest, opts ...gax.CallOption) (*computepb.DiskType, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
	return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/diskTypes/%v", req.GetProject(), req.GetZone(), req.GetDiskType())

	// Build HTTP headers from client and context metadata.
	md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v&%s=%v", "project", url.QueryEscape(req.GetProject()), "zone", url.QueryEscape(req.GetZone()), "disk_type", url.QueryEscape(req.GetDiskType())))

	headers := buildHeaders(ctx, c.xGoogMetadata, md, metadata.Pairs("Content-Type", "application/json"))
	opts = append((c.CallOptions).Get[0:len((c.CallOptions).Get):len((*c.CallOptions).Get)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &computepb.DiskType{}
	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

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
	return err
	}
	defer httpRsp.Body.Close()

	if err = googleapi.CheckResponse(httpRsp); err != nil {
	return err
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
	return err
	}

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

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

	// List retrieves a list of disk types available to the specified project.
	func (c diskTypesRESTClient) List(ctx context.Context, req computepb.ListDiskTypesRequest, opts ...gax.CallOption) *DiskTypeIterator {
	it := &DiskTypeIterator{}
	req = proto.Clone(req).(*computepb.ListDiskTypesRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*computepb.DiskType, string, error) {
	resp := &computepb.DiskTypeList{}
	if pageToken != "" {
	req.PageToken = proto.String(pageToken)
	}
	if pageSize > math.MaxInt32 {
	req.MaxResults = proto.Uint32(math.MaxInt32)
	} else if pageSize != 0 {
	req.MaxResults = proto.Uint32(uint32(pageSize))
	}
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
	return nil, "", err
	}
	baseUrl.Path += fmt.Sprintf("/compute/v1/projects/%v/zones/%v/diskTypes", req.GetProject(), req.GetZone())

	params := url.Values{}
	if req != nil && req.Filter != nil {
	params.Add("filter", fmt.Sprintf("%v", req.GetFilter()))
	}
	if req != nil && req.MaxResults != nil {
	params.Add("maxResults", fmt.Sprintf("%v", req.GetMaxResults()))
	}
	if req != nil && req.OrderBy != nil {
	params.Add("orderBy", fmt.Sprintf("%v", req.GetOrderBy()))
	}
	if req != nil && req.PageToken != nil {
	params.Add("pageToken", fmt.Sprintf("%v", req.GetPageToken()))
	}
	if req != nil && req.ReturnPartialSuccess != nil {
	params.Add("returnPartialSuccess", fmt.Sprintf("%v", req.GetReturnPartialSuccess()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	headers := buildHeaders(ctx, c.xGoogMetadata, metadata.Pairs("Content-Type", "application/json"))
	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

	httpRsp, err := c.httpClient.Do(httpReq)
	if err != nil {
	return err
	}
	defer httpRsp.Body.Close()

	if err = googleapi.CheckResponse(httpRsp); err != nil {
	return err
	}

	buf, err := ioutil.ReadAll(httpRsp.Body)
	if err != nil {
	return err
	}

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

	return nil
	}, opts...)
	if e != nil {
	return nil, "", e
	}
	it.Response = resp
	return resp.GetItems(), 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.GetMaxResults())
	it.pageInfo.Token = req.GetPageToken()

	return it
	}

	// DiskTypeIterator manages a stream of *computepb.DiskType.
	type DiskTypeIterator struct {
	items []*computepb.DiskType
	pageInfo *iterator.PageInfo
	nextFunc func() error

	// Response is the raw response for the current page.
	// It must be cast to the RPC response type.
	// Calling Next() or InternalFetch() updates this value.
	Response interface{}

	// InternalFetch is for use by the Google Cloud Libraries only.
	// It is not part of the stable interface of this package.
	//
	// InternalFetch returns results from a single call to the underlying RPC.
	// The number of results is no greater than pageSize.
	// If there are no more results, nextPageToken is empty and err is nil.
	InternalFetch func(pageSize int, pageToken string) (results []*computepb.DiskType, nextPageToken string, err error)
	}

	// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
	func (it DiskTypeIterator) PageInfo() iterator.PageInfo {
	return it.pageInfo
	}

	// Next returns the next result. Its second return value is iterator.Done if there are no more
	// results. Once Next returns Done, all subsequent calls will return Done.
	func (it DiskTypeIterator) Next() (computepb.DiskType, error) {
	var item *computepb.DiskType
	if err := it.nextFunc(); err != nil {
	return item, err
	}
	item = it.items[0]
	it.items = it.items[1:]
	return item, nil
	}

	func (it *DiskTypeIterator) bufLen() int {
	return len(it.items)
	}

	func (it *DiskTypeIterator) takeBuf() interface{} {
	b := it.items
	it.items = nil
	return b
	}

	// DiskTypesScopedListPair is a holder type for string/*computepb.DiskTypesScopedList map entries
	type DiskTypesScopedListPair struct {
	Key string
	Value *computepb.DiskTypesScopedList
	}

	// DiskTypesScopedListPairIterator manages a stream of DiskTypesScopedListPair.
	type DiskTypesScopedListPairIterator struct {
	items []DiskTypesScopedListPair
	pageInfo *iterator.PageInfo
	nextFunc func() error

	// Response is the raw response for the current page.
	// It must be cast to the RPC response type.
	// Calling Next() or InternalFetch() updates this value.
	Response interface{}

	// InternalFetch is for use by the Google Cloud Libraries only.
	// It is not part of the stable interface of this package.
	//
	// InternalFetch returns results from a single call to the underlying RPC.
	// The number of results is no greater than pageSize.
	// If there are no more results, nextPageToken is empty and err is nil.
	InternalFetch func(pageSize int, pageToken string) (results []DiskTypesScopedListPair, nextPageToken string, err error)
	}

	// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
	func (it DiskTypesScopedListPairIterator) PageInfo() iterator.PageInfo {
	return it.pageInfo
	}

	// Next returns the next result. Its second return value is iterator.Done if there are no more
	// results. Once Next returns Done, all subsequent calls will return Done.
	func (it *DiskTypesScopedListPairIterator) Next() (DiskTypesScopedListPair, error) {
	var item DiskTypesScopedListPair
	if err := it.nextFunc(); err != nil {
	return item, err
	}
	item = it.items[0]
	it.items = it.items[1:]
	return item, nil
	}

	func (it *DiskTypesScopedListPairIterator) bufLen() int {
	return len(it.items)
	}

	func (it *DiskTypesScopedListPairIterator) takeBuf() interface{} {
	b := it.items
	it.items = nil
	return b
	}