cloud_build_client.go

// Copyright 2023 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 cloudbuild

import (
	"bytes"
	"context"
	"fmt"
	"io"
	"math"
	"net/http"
	"net/url"
	"regexp"
	"strings"
	"time"

	cloudbuildpb "cloud.google.com/go/cloudbuild/apiv1/v2/cloudbuildpb"
	"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"
	"google.golang.org/api/googleapi"
	"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"
	"google.golang.org/grpc"
	"google.golang.org/grpc/codes"
	"google.golang.org/protobuf/encoding/protojson"
	"google.golang.org/protobuf/proto"
)

var newClientHook clientHook

// CallOptions contains the retry settings for each method of Client.
type CallOptions struct {
	CreateBuild           []gax.CallOption
	GetBuild              []gax.CallOption
	ListBuilds            []gax.CallOption
	CancelBuild           []gax.CallOption
	RetryBuild            []gax.CallOption
	ApproveBuild          []gax.CallOption
	CreateBuildTrigger    []gax.CallOption
	GetBuildTrigger       []gax.CallOption
	ListBuildTriggers     []gax.CallOption
	DeleteBuildTrigger    []gax.CallOption
	UpdateBuildTrigger    []gax.CallOption
	RunBuildTrigger       []gax.CallOption
	ReceiveTriggerWebhook []gax.CallOption
	CreateWorkerPool      []gax.CallOption
	GetWorkerPool         []gax.CallOption
	DeleteWorkerPool      []gax.CallOption
	UpdateWorkerPool      []gax.CallOption
	ListWorkerPools       []gax.CallOption
}

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

func defaultCallOptions() *CallOptions {
	return &CallOptions{
		CreateBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		GetBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListBuilds: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		CancelBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		RetryBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		ApproveBuild: []gax.CallOption{},
		CreateBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		GetBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		ListBuildTriggers: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		DeleteBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		UpdateBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		RunBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		ReceiveTriggerWebhook: []gax.CallOption{},
		CreateWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		GetWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
		DeleteWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		UpdateWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		ListWorkerPools: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnCodes([]codes.Code{
					codes.Unavailable,
					codes.DeadlineExceeded,
				}, gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				})
			}),
		},
	}
}

func defaultRESTCallOptions() *CallOptions {
	return &CallOptions{
		CreateBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		GetBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		ListBuilds: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		CancelBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		RetryBuild: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		ApproveBuild: []gax.CallOption{},
		CreateBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		GetBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		ListBuildTriggers: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		DeleteBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		UpdateBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		RunBuildTrigger: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		ReceiveTriggerWebhook: []gax.CallOption{},
		CreateWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		GetWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
		DeleteWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		UpdateWorkerPool: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
		},
		ListWorkerPools: []gax.CallOption{
			gax.WithTimeout(600000 * time.Millisecond),
			gax.WithRetry(func() gax.Retryer {
				return gax.OnHTTPCodes(gax.Backoff{
					Initial:    100 * time.Millisecond,
					Max:        60000 * time.Millisecond,
					Multiplier: 1.30,
				},
					http.StatusServiceUnavailable,
					http.StatusGatewayTimeout)
			}),
		},
	}
}

// internalClient is an interface that defines the methods available from Cloud Build API.
type internalClient interface {
	Close() error
	setGoogleClientInfo(...string)
	Connection() *grpc.ClientConn
	CreateBuild(context.Context, *cloudbuildpb.CreateBuildRequest, ...gax.CallOption) (*CreateBuildOperation, error)
	CreateBuildOperation(name string) *CreateBuildOperation
	GetBuild(context.Context, *cloudbuildpb.GetBuildRequest, ...gax.CallOption) (*cloudbuildpb.Build, error)
	ListBuilds(context.Context, *cloudbuildpb.ListBuildsRequest, ...gax.CallOption) *BuildIterator
	CancelBuild(context.Context, *cloudbuildpb.CancelBuildRequest, ...gax.CallOption) (*cloudbuildpb.Build, error)
	RetryBuild(context.Context, *cloudbuildpb.RetryBuildRequest, ...gax.CallOption) (*RetryBuildOperation, error)
	RetryBuildOperation(name string) *RetryBuildOperation
	ApproveBuild(context.Context, *cloudbuildpb.ApproveBuildRequest, ...gax.CallOption) (*ApproveBuildOperation, error)
	ApproveBuildOperation(name string) *ApproveBuildOperation
	CreateBuildTrigger(context.Context, *cloudbuildpb.CreateBuildTriggerRequest, ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error)
	GetBuildTrigger(context.Context, *cloudbuildpb.GetBuildTriggerRequest, ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error)
	ListBuildTriggers(context.Context, *cloudbuildpb.ListBuildTriggersRequest, ...gax.CallOption) *BuildTriggerIterator
	DeleteBuildTrigger(context.Context, *cloudbuildpb.DeleteBuildTriggerRequest, ...gax.CallOption) error
	UpdateBuildTrigger(context.Context, *cloudbuildpb.UpdateBuildTriggerRequest, ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error)
	RunBuildTrigger(context.Context, *cloudbuildpb.RunBuildTriggerRequest, ...gax.CallOption) (*RunBuildTriggerOperation, error)
	RunBuildTriggerOperation(name string) *RunBuildTriggerOperation
	ReceiveTriggerWebhook(context.Context, *cloudbuildpb.ReceiveTriggerWebhookRequest, ...gax.CallOption) (*cloudbuildpb.ReceiveTriggerWebhookResponse, error)
	CreateWorkerPool(context.Context, *cloudbuildpb.CreateWorkerPoolRequest, ...gax.CallOption) (*CreateWorkerPoolOperation, error)
	CreateWorkerPoolOperation(name string) *CreateWorkerPoolOperation
	GetWorkerPool(context.Context, *cloudbuildpb.GetWorkerPoolRequest, ...gax.CallOption) (*cloudbuildpb.WorkerPool, error)
	DeleteWorkerPool(context.Context, *cloudbuildpb.DeleteWorkerPoolRequest, ...gax.CallOption) (*DeleteWorkerPoolOperation, error)
	DeleteWorkerPoolOperation(name string) *DeleteWorkerPoolOperation
	UpdateWorkerPool(context.Context, *cloudbuildpb.UpdateWorkerPoolRequest, ...gax.CallOption) (*UpdateWorkerPoolOperation, error)
	UpdateWorkerPoolOperation(name string) *UpdateWorkerPoolOperation
	ListWorkerPools(context.Context, *cloudbuildpb.ListWorkerPoolsRequest, ...gax.CallOption) *WorkerPoolIterator
}

// Client is a client for interacting with Cloud Build API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// Creates and manages builds on Google Cloud Platform.
//
// The main concept used by this API is a Build, which describes the location
// of the source to build, how to build the source, and where to store the
// built artifacts, if any.
//
// A user can list previously-requested builds or get builds by their ID to
// determine the status of the build.
type Client struct {
	// The internal transport-dependent client.
	internalClient internalClient

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

	// 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 *Client) 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 *Client) 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 *Client) Connection() *grpc.ClientConn {
	return c.internalClient.Connection()
}

// CreateBuild starts a build with the specified configuration.
//
// This method returns a long-running Operation, which includes the build
// ID. Pass the build ID to GetBuild to determine the build status (such as
// SUCCESS or FAILURE).
func (c *Client) CreateBuild(ctx context.Context, req *cloudbuildpb.CreateBuildRequest, opts ...gax.CallOption) (*CreateBuildOperation, error) {
	return c.internalClient.CreateBuild(ctx, req, opts...)
}

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

// GetBuild returns information about a previously requested build.
//
// The Build that is returned includes its status (such as SUCCESS,
// FAILURE, or WORKING), and timing information.
func (c *Client) GetBuild(ctx context.Context, req *cloudbuildpb.GetBuildRequest, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	return c.internalClient.GetBuild(ctx, req, opts...)
}

// ListBuilds lists previously requested builds.
//
// Previously requested builds may still be in-progress, or may have finished
// successfully or unsuccessfully.
func (c *Client) ListBuilds(ctx context.Context, req *cloudbuildpb.ListBuildsRequest, opts ...gax.CallOption) *BuildIterator {
	return c.internalClient.ListBuilds(ctx, req, opts...)
}

// CancelBuild cancels a build in progress.
func (c *Client) CancelBuild(ctx context.Context, req *cloudbuildpb.CancelBuildRequest, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	return c.internalClient.CancelBuild(ctx, req, opts...)
}

// RetryBuild creates a new build based on the specified build.
//
// This method creates a new build using the original build request, which may
// or may not result in an identical build.
//
// For triggered builds:
//
//	Triggered builds resolve to a precise revision; therefore a retry of a
//	triggered build will result in a build that uses the same revision.
//
// For non-triggered builds that specify RepoSource:
//
//	If the original build built from the tip of a branch, the retried build
//	will build from the tip of that branch, which may not be the same revision
//	as the original build.
//
//	If the original build specified a commit sha or revision ID, the retried
//	build will use the identical source.
//
// For builds that specify StorageSource:
//
//	If the original build pulled source from Cloud Storage without
//	specifying the generation of the object, the new build will use the current
//	object, which may be different from the original build source.
//
//	If the original build pulled source from Cloud Storage and specified the
//	generation of the object, the new build will attempt to use the same
//	object, which may or may not be available depending on the bucket’s
//	lifecycle management settings.
func (c *Client) RetryBuild(ctx context.Context, req *cloudbuildpb.RetryBuildRequest, opts ...gax.CallOption) (*RetryBuildOperation, error) {
	return c.internalClient.RetryBuild(ctx, req, opts...)
}

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

// ApproveBuild approves or rejects a pending build.
//
// If approved, the returned LRO will be analogous to the LRO returned from
// a CreateBuild call.
//
// If rejected, the returned LRO will be immediately done.
func (c *Client) ApproveBuild(ctx context.Context, req *cloudbuildpb.ApproveBuildRequest, opts ...gax.CallOption) (*ApproveBuildOperation, error) {
	return c.internalClient.ApproveBuild(ctx, req, opts...)
}

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

// CreateBuildTrigger creates a new BuildTrigger.
//
// This API is experimental.
func (c *Client) CreateBuildTrigger(ctx context.Context, req *cloudbuildpb.CreateBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	return c.internalClient.CreateBuildTrigger(ctx, req, opts...)
}

// GetBuildTrigger returns information about a BuildTrigger.
//
// This API is experimental.
func (c *Client) GetBuildTrigger(ctx context.Context, req *cloudbuildpb.GetBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	return c.internalClient.GetBuildTrigger(ctx, req, opts...)
}

// ListBuildTriggers lists existing BuildTriggers.
//
// This API is experimental.
func (c *Client) ListBuildTriggers(ctx context.Context, req *cloudbuildpb.ListBuildTriggersRequest, opts ...gax.CallOption) *BuildTriggerIterator {
	return c.internalClient.ListBuildTriggers(ctx, req, opts...)
}

// DeleteBuildTrigger deletes a BuildTrigger by its project ID and trigger ID.
//
// This API is experimental.
func (c *Client) DeleteBuildTrigger(ctx context.Context, req *cloudbuildpb.DeleteBuildTriggerRequest, opts ...gax.CallOption) error {
	return c.internalClient.DeleteBuildTrigger(ctx, req, opts...)
}

// UpdateBuildTrigger updates a BuildTrigger by its project ID and trigger ID.
//
// This API is experimental.
func (c *Client) UpdateBuildTrigger(ctx context.Context, req *cloudbuildpb.UpdateBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	return c.internalClient.UpdateBuildTrigger(ctx, req, opts...)
}

// RunBuildTrigger runs a BuildTrigger at a particular source revision.
//
// To run a regional or global trigger, use the POST request
// that includes the location endpoint in the path (ex.
// v1/projects/{projectId}/locations/{region}/triggers/{triggerId}:run). The
// POST request that does not include the location endpoint in the path can
// only be used when running global triggers.
func (c *Client) RunBuildTrigger(ctx context.Context, req *cloudbuildpb.RunBuildTriggerRequest, opts ...gax.CallOption) (*RunBuildTriggerOperation, error) {
	return c.internalClient.RunBuildTrigger(ctx, req, opts...)
}

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

// ReceiveTriggerWebhook receiveTriggerWebhook [Experimental] is called when the API receives a
// webhook request targeted at a specific trigger.
func (c *Client) ReceiveTriggerWebhook(ctx context.Context, req *cloudbuildpb.ReceiveTriggerWebhookRequest, opts ...gax.CallOption) (*cloudbuildpb.ReceiveTriggerWebhookResponse, error) {
	return c.internalClient.ReceiveTriggerWebhook(ctx, req, opts...)
}

// CreateWorkerPool creates a WorkerPool.
func (c *Client) CreateWorkerPool(ctx context.Context, req *cloudbuildpb.CreateWorkerPoolRequest, opts ...gax.CallOption) (*CreateWorkerPoolOperation, error) {
	return c.internalClient.CreateWorkerPool(ctx, req, opts...)
}

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

// GetWorkerPool returns details of a WorkerPool.
func (c *Client) GetWorkerPool(ctx context.Context, req *cloudbuildpb.GetWorkerPoolRequest, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	return c.internalClient.GetWorkerPool(ctx, req, opts...)
}

// DeleteWorkerPool deletes a WorkerPool.
func (c *Client) DeleteWorkerPool(ctx context.Context, req *cloudbuildpb.DeleteWorkerPoolRequest, opts ...gax.CallOption) (*DeleteWorkerPoolOperation, error) {
	return c.internalClient.DeleteWorkerPool(ctx, req, opts...)
}

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

// UpdateWorkerPool updates a WorkerPool.
func (c *Client) UpdateWorkerPool(ctx context.Context, req *cloudbuildpb.UpdateWorkerPoolRequest, opts ...gax.CallOption) (*UpdateWorkerPoolOperation, error) {
	return c.internalClient.UpdateWorkerPool(ctx, req, opts...)
}

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

// ListWorkerPools lists WorkerPools.
func (c *Client) ListWorkerPools(ctx context.Context, req *cloudbuildpb.ListWorkerPoolsRequest, opts ...gax.CallOption) *WorkerPoolIterator {
	return c.internalClient.ListWorkerPools(ctx, req, opts...)
}

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

	// Points back to the CallOptions field of the containing Client
	CallOptions **CallOptions

	// The gRPC API client.
	client cloudbuildpb.CloudBuildClient

	// 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-* metadata to be sent with each request.
	xGoogHeaders []string
}

// NewClient creates a new cloud build client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// Creates and manages builds on Google Cloud Platform.
//
// The main concept used by this API is a Build, which describes the location
// of the source to build, how to build the source, and where to store the
// built artifacts, if any.
//
// A user can list previously-requested builds or get builds by their ID to
// determine the status of the build.
func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
	clientOpts := defaultGRPCClientOptions()
	if newClientHook != nil {
		hookOpts, err := newClientHook(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 := Client{CallOptions: defaultCallOptions()}

	c := &gRPCClient{
		connPool:    connPool,
		client:      cloudbuildpb.NewCloudBuildClient(connPool),
		CallOptions: &client.CallOptions,
	}
	c.setGoogleClientInfo()

	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 *gRPCClient) 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 *gRPCClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "grpc", grpc.Version)
	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 *gRPCClient) Close() error {
	return c.connPool.Close()
}

// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type restClient 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 Client
	CallOptions **CallOptions
}

// NewRESTClient creates a new cloud build rest client.
//
// Creates and manages builds on Google Cloud Platform.
//
// The main concept used by this API is a Build, which describes the location
// of the source to build, how to build the source, and where to store the
// built artifacts, if any.
//
// A user can list previously-requested builds or get builds by their ID to
// determine the status of the build.
func NewRESTClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
	clientOpts := append(defaultRESTClientOptions(), opts...)
	httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
	if err != nil {
		return nil, err
	}

	callOpts := defaultRESTCallOptions()
	c := &restClient{
		endpoint:    endpoint,
		httpClient:  httpClient,
		CallOptions: &callOpts,
	}
	c.setGoogleClientInfo()

	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 &Client{internalClient: c, CallOptions: callOpts}, nil
}

func defaultRESTClientOptions() []option.ClientOption {
	return []option.ClientOption{
		internaloption.WithDefaultEndpoint("https://cloudbuild.googleapis.com"),
		internaloption.WithDefaultMTLSEndpoint("https://cloudbuild.mtls.googleapis.com"),
		internaloption.WithDefaultAudience("https://cloudbuild.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 *restClient) setGoogleClientInfo(keyval ...string) {
	kv := append([]string{"gl-go", gax.GoVersion}, keyval...)
	kv = append(kv, "gapic", getVersionClient(), "gax", gax.Version, "rest", "UNKNOWN")
	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 *restClient) 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 *restClient) Connection() *grpc.ClientConn {
	return nil
}
func (c *gRPCClient) CreateBuild(ctx context.Context, req *cloudbuildpb.CreateBuildRequest, opts ...gax.CallOption) (*CreateBuildOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).CreateBuild[0:len((*c.CallOptions).CreateBuild):len((*c.CallOptions).CreateBuild)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.CreateBuild(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateBuildOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) GetBuild(ctx context.Context, req *cloudbuildpb.GetBuildRequest, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetBuild[0:len((*c.CallOptions).GetBuild):len((*c.CallOptions).GetBuild)], opts...)
	var resp *cloudbuildpb.Build
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.GetBuild(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) ListBuilds(ctx context.Context, req *cloudbuildpb.ListBuildsRequest, opts ...gax.CallOption) *BuildIterator {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListBuilds[0:len((*c.CallOptions).ListBuilds):len((*c.CallOptions).ListBuilds)], opts...)
	it := &BuildIterator{}
	req = proto.Clone(req).(*cloudbuildpb.ListBuildsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*cloudbuildpb.Build, string, error) {
		resp := &cloudbuildpb.ListBuildsResponse{}
		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 = c.client.ListBuilds(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetBuilds(), 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 *gRPCClient) CancelBuild(ctx context.Context, req *cloudbuildpb.CancelBuildRequest, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).CancelBuild[0:len((*c.CallOptions).CancelBuild):len((*c.CallOptions).CancelBuild)], opts...)
	var resp *cloudbuildpb.Build
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.CancelBuild(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) RetryBuild(ctx context.Context, req *cloudbuildpb.RetryBuildRequest, opts ...gax.CallOption) (*RetryBuildOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).RetryBuild[0:len((*c.CallOptions).RetryBuild):len((*c.CallOptions).RetryBuild)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.RetryBuild(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &RetryBuildOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) ApproveBuild(ctx context.Context, req *cloudbuildpb.ApproveBuildRequest, opts ...gax.CallOption) (*ApproveBuildOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ApproveBuild[0:len((*c.CallOptions).ApproveBuild):len((*c.CallOptions).ApproveBuild)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.ApproveBuild(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &ApproveBuildOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) CreateBuildTrigger(ctx context.Context, req *cloudbuildpb.CreateBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).CreateBuildTrigger[0:len((*c.CallOptions).CreateBuildTrigger):len((*c.CallOptions).CreateBuildTrigger)], opts...)
	var resp *cloudbuildpb.BuildTrigger
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.CreateBuildTrigger(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) GetBuildTrigger(ctx context.Context, req *cloudbuildpb.GetBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetBuildTrigger[0:len((*c.CallOptions).GetBuildTrigger):len((*c.CallOptions).GetBuildTrigger)], opts...)
	var resp *cloudbuildpb.BuildTrigger
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.GetBuildTrigger(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) ListBuildTriggers(ctx context.Context, req *cloudbuildpb.ListBuildTriggersRequest, opts ...gax.CallOption) *BuildTriggerIterator {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListBuildTriggers[0:len((*c.CallOptions).ListBuildTriggers):len((*c.CallOptions).ListBuildTriggers)], opts...)
	it := &BuildTriggerIterator{}
	req = proto.Clone(req).(*cloudbuildpb.ListBuildTriggersRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*cloudbuildpb.BuildTrigger, string, error) {
		resp := &cloudbuildpb.ListBuildTriggersResponse{}
		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 = c.client.ListBuildTriggers(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetTriggers(), 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 *gRPCClient) DeleteBuildTrigger(ctx context.Context, req *cloudbuildpb.DeleteBuildTriggerRequest, opts ...gax.CallOption) error {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).DeleteBuildTrigger[0:len((*c.CallOptions).DeleteBuildTrigger):len((*c.CallOptions).DeleteBuildTrigger)], opts...)
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		_, err = c.client.DeleteBuildTrigger(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	return err
}

func (c *gRPCClient) UpdateBuildTrigger(ctx context.Context, req *cloudbuildpb.UpdateBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetTrigger().GetResourceName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetTrigger().GetResourceName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetTrigger().GetResourceName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).UpdateBuildTrigger[0:len((*c.CallOptions).UpdateBuildTrigger):len((*c.CallOptions).UpdateBuildTrigger)], opts...)
	var resp *cloudbuildpb.BuildTrigger
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.UpdateBuildTrigger(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) RunBuildTrigger(ctx context.Context, req *cloudbuildpb.RunBuildTriggerRequest, opts ...gax.CallOption) (*RunBuildTriggerOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).RunBuildTrigger[0:len((*c.CallOptions).RunBuildTrigger):len((*c.CallOptions).RunBuildTrigger)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.RunBuildTrigger(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &RunBuildTriggerOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) ReceiveTriggerWebhook(ctx context.Context, req *cloudbuildpb.ReceiveTriggerWebhookRequest, opts ...gax.CallOption) (*cloudbuildpb.ReceiveTriggerWebhookResponse, error) {
	hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v&%s=%v&%s=%v", "project_id", url.QueryEscape(req.GetProjectId()), "trigger", url.QueryEscape(req.GetTrigger()), "name", url.QueryEscape(req.GetName()))}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ReceiveTriggerWebhook[0:len((*c.CallOptions).ReceiveTriggerWebhook):len((*c.CallOptions).ReceiveTriggerWebhook)], opts...)
	var resp *cloudbuildpb.ReceiveTriggerWebhookResponse
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.ReceiveTriggerWebhook(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) CreateWorkerPool(ctx context.Context, req *cloudbuildpb.CreateWorkerPoolRequest, opts ...gax.CallOption) (*CreateWorkerPoolOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).CreateWorkerPool[0:len((*c.CallOptions).CreateWorkerPool):len((*c.CallOptions).CreateWorkerPool)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.CreateWorkerPool(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &CreateWorkerPoolOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) GetWorkerPool(ctx context.Context, req *cloudbuildpb.GetWorkerPoolRequest, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/workerPools/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).GetWorkerPool[0:len((*c.CallOptions).GetWorkerPool):len((*c.CallOptions).GetWorkerPool)], opts...)
	var resp *cloudbuildpb.WorkerPool
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.GetWorkerPool(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (c *gRPCClient) DeleteWorkerPool(ctx context.Context, req *cloudbuildpb.DeleteWorkerPoolRequest, opts ...gax.CallOption) (*DeleteWorkerPoolOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/workerPools/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).DeleteWorkerPool[0:len((*c.CallOptions).DeleteWorkerPool):len((*c.CallOptions).DeleteWorkerPool)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.DeleteWorkerPool(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &DeleteWorkerPoolOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) UpdateWorkerPool(ctx context.Context, req *cloudbuildpb.UpdateWorkerPoolRequest, opts ...gax.CallOption) (*UpdateWorkerPoolOperation, error) {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/workerPools/[^/]+"); reg.MatchString(req.GetWorkerPool().GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetWorkerPool().GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetWorkerPool().GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).UpdateWorkerPool[0:len((*c.CallOptions).UpdateWorkerPool):len((*c.CallOptions).UpdateWorkerPool)], opts...)
	var resp *longrunningpb.Operation
	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
		var err error
		resp, err = c.client.UpdateWorkerPool(ctx, req, settings.GRPC...)
		return err
	}, opts...)
	if err != nil {
		return nil, err
	}
	return &UpdateWorkerPoolOperation{
		lro: longrunning.InternalNewOperation(*c.LROClient, resp),
	}, nil
}

func (c *gRPCClient) ListWorkerPools(ctx context.Context, req *cloudbuildpb.ListWorkerPoolsRequest, opts ...gax.CallOption) *WorkerPoolIterator {
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
	opts = append((*c.CallOptions).ListWorkerPools[0:len((*c.CallOptions).ListWorkerPools):len((*c.CallOptions).ListWorkerPools)], opts...)
	it := &WorkerPoolIterator{}
	req = proto.Clone(req).(*cloudbuildpb.ListWorkerPoolsRequest)
	it.InternalFetch = func(pageSize int, pageToken string) ([]*cloudbuildpb.WorkerPool, string, error) {
		resp := &cloudbuildpb.ListWorkerPoolsResponse{}
		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 = c.client.ListWorkerPools(ctx, req, settings.GRPC...)
			return err
		}, opts...)
		if err != nil {
			return nil, "", err
		}

		it.Response = resp
		return resp.GetWorkerPools(), 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
}

// CreateBuild starts a build with the specified configuration.
//
// This method returns a long-running Operation, which includes the build
// ID. Pass the build ID to GetBuild to determine the build status (such as
// SUCCESS or FAILURE).
func (c *restClient) CreateBuild(ctx context.Context, req *cloudbuildpb.CreateBuildRequest, opts ...gax.CallOption) (*CreateBuildOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetBuild()
	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("/v1/projects/%v/builds", req.GetProjectId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &CreateBuildOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetBuild returns information about a previously requested build.
//
// The Build that is returned includes its status (such as SUCCESS,
// FAILURE, or WORKING), and timing information.
func (c *restClient) GetBuild(ctx context.Context, req *cloudbuildpb.GetBuildRequest, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/projects/%v/builds/%v", req.GetProjectId(), req.GetId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetBuild[0:len((*c.CallOptions).GetBuild):len((*c.CallOptions).GetBuild)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.Build{}
	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 := io.ReadAll(httpRsp.Body)
		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
}

// ListBuilds lists previously requested builds.
//
// Previously requested builds may still be in-progress, or may have finished
// successfully or unsuccessfully.
func (c *restClient) ListBuilds(ctx context.Context, req *cloudbuildpb.ListBuildsRequest, opts ...gax.CallOption) *BuildIterator {
	it := &BuildIterator{}
	req = proto.Clone(req).(*cloudbuildpb.ListBuildsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*cloudbuildpb.Build, string, error) {
		resp := &cloudbuildpb.ListBuildsResponse{}
		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("/v1/projects/%v/builds", req.GetProjectId())

		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.GetParent() != "" {
			params.Add("parent", fmt.Sprintf("%v", req.GetParent()))
		}

		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

			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 := io.ReadAll(httpRsp.Body)
			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.GetBuilds(), 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
}

// CancelBuild cancels a build in progress.
func (c *restClient) CancelBuild(ctx context.Context, req *cloudbuildpb.CancelBuildRequest, opts ...gax.CallOption) (*cloudbuildpb.Build, 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("/v1/projects/%v/builds/%v:cancel", req.GetProjectId(), req.GetId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).CancelBuild[0:len((*c.CallOptions).CancelBuild):len((*c.CallOptions).CancelBuild)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.Build{}
	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

		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 := io.ReadAll(httpRsp.Body)
		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
}

// RetryBuild creates a new build based on the specified build.
//
// This method creates a new build using the original build request, which may
// or may not result in an identical build.
//
// For triggered builds:
//
//	Triggered builds resolve to a precise revision; therefore a retry of a
//	triggered build will result in a build that uses the same revision.
//
// For non-triggered builds that specify RepoSource:
//
//	If the original build built from the tip of a branch, the retried build
//	will build from the tip of that branch, which may not be the same revision
//	as the original build.
//
//	If the original build specified a commit sha or revision ID, the retried
//	build will use the identical source.
//
// For builds that specify StorageSource:
//
//	If the original build pulled source from Cloud Storage without
//	specifying the generation of the object, the new build will use the current
//	object, which may be different from the original build source.
//
//	If the original build pulled source from Cloud Storage and specified the
//	generation of the object, the new build will attempt to use the same
//	object, which may or may not be available depending on the bucket’s
//	lifecycle management settings.
func (c *restClient) RetryBuild(ctx context.Context, req *cloudbuildpb.RetryBuildRequest, opts ...gax.CallOption) (*RetryBuildOperation, 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("/v1/projects/%v/builds/%v:retry", req.GetProjectId(), req.GetId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &RetryBuildOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// ApproveBuild approves or rejects a pending build.
//
// If approved, the returned LRO will be analogous to the LRO returned from
// a CreateBuild call.
//
// If rejected, the returned LRO will be immediately done.
func (c *restClient) ApproveBuild(ctx context.Context, req *cloudbuildpb.ApproveBuildRequest, opts ...gax.CallOption) (*ApproveBuildOperation, 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("/v1/%v:approve", req.GetName())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/builds/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &ApproveBuildOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// CreateBuildTrigger creates a new BuildTrigger.
//
// This API is experimental.
func (c *restClient) CreateBuildTrigger(ctx context.Context, req *cloudbuildpb.CreateBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetTrigger()
	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("/v1/projects/%v/triggers", req.GetProjectId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).CreateBuildTrigger[0:len((*c.CallOptions).CreateBuildTrigger):len((*c.CallOptions).CreateBuildTrigger)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.BuildTrigger{}
	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

		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 := io.ReadAll(httpRsp.Body)
		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
}

// GetBuildTrigger returns information about a BuildTrigger.
//
// This API is experimental.
func (c *restClient) GetBuildTrigger(ctx context.Context, req *cloudbuildpb.GetBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/projects/%v/triggers/%v", req.GetProjectId(), req.GetTriggerId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetBuildTrigger[0:len((*c.CallOptions).GetBuildTrigger):len((*c.CallOptions).GetBuildTrigger)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.BuildTrigger{}
	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 := io.ReadAll(httpRsp.Body)
		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
}

// ListBuildTriggers lists existing BuildTriggers.
//
// This API is experimental.
func (c *restClient) ListBuildTriggers(ctx context.Context, req *cloudbuildpb.ListBuildTriggersRequest, opts ...gax.CallOption) *BuildTriggerIterator {
	it := &BuildTriggerIterator{}
	req = proto.Clone(req).(*cloudbuildpb.ListBuildTriggersRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*cloudbuildpb.BuildTrigger, string, error) {
		resp := &cloudbuildpb.ListBuildTriggersResponse{}
		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("/v1/projects/%v/triggers", req.GetProjectId())

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

		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

			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 := io.ReadAll(httpRsp.Body)
			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.GetTriggers(), 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
}

// DeleteBuildTrigger deletes a BuildTrigger by its project ID and trigger ID.
//
// This API is experimental.
func (c *restClient) DeleteBuildTrigger(ctx context.Context, req *cloudbuildpb.DeleteBuildTriggerRequest, opts ...gax.CallOption) error {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return err
	}
	baseUrl.Path += fmt.Sprintf("/v1/projects/%v/triggers/%v", req.GetProjectId(), req.GetTriggerId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

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

		// Returns nil if there is no error, otherwise wraps
		// the response code and body into a non-nil error
		return googleapi.CheckResponse(httpRsp)
	}, opts...)
}

// UpdateBuildTrigger updates a BuildTrigger by its project ID and trigger ID.
//
// This API is experimental.
func (c *restClient) UpdateBuildTrigger(ctx context.Context, req *cloudbuildpb.UpdateBuildTriggerRequest, opts ...gax.CallOption) (*cloudbuildpb.BuildTrigger, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetTrigger()
	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("/v1/projects/%v/triggers/%v", req.GetProjectId(), req.GetTriggerId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetTrigger().GetResourceName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetTrigger().GetResourceName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetTrigger().GetResourceName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).UpdateBuildTrigger[0:len((*c.CallOptions).UpdateBuildTrigger):len((*c.CallOptions).UpdateBuildTrigger)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.BuildTrigger{}
	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

		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 := io.ReadAll(httpRsp.Body)
		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
}

// RunBuildTrigger runs a BuildTrigger at a particular source revision.
//
// To run a regional or global trigger, use the POST request
// that includes the location endpoint in the path (ex.
// v1/projects/{projectId}/locations/{region}/triggers/{triggerId}:run). The
// POST request that does not include the location endpoint in the path can
// only be used when running global triggers.
func (c *restClient) RunBuildTrigger(ctx context.Context, req *cloudbuildpb.RunBuildTriggerRequest, opts ...gax.CallOption) (*RunBuildTriggerOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetSource()
	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("/v1/projects/%v/triggers/%v:run", req.GetProjectId(), req.GetTriggerId())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/triggers/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &RunBuildTriggerOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// ReceiveTriggerWebhook receiveTriggerWebhook [Experimental] is called when the API receives a
// webhook request targeted at a specific trigger.
func (c *restClient) ReceiveTriggerWebhook(ctx context.Context, req *cloudbuildpb.ReceiveTriggerWebhookRequest, opts ...gax.CallOption) (*cloudbuildpb.ReceiveTriggerWebhookResponse, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetBody()
	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("/v1/projects/%v/triggers/%v:webhook", req.GetProjectId(), req.GetTrigger())

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

	baseUrl.RawQuery = params.Encode()

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

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).ReceiveTriggerWebhook[0:len((*c.CallOptions).ReceiveTriggerWebhook):len((*c.CallOptions).ReceiveTriggerWebhook)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.ReceiveTriggerWebhookResponse{}
	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

		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 := io.ReadAll(httpRsp.Body)
		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
}

// CreateWorkerPool creates a WorkerPool.
func (c *restClient) CreateWorkerPool(ctx context.Context, req *cloudbuildpb.CreateWorkerPoolRequest, opts ...gax.CallOption) (*CreateWorkerPoolOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetWorkerPool()
	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("/v1/%v/workerPools", req.GetParent())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)"); reg.MatchString(req.GetParent()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetParent())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &CreateWorkerPoolOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// GetWorkerPool returns details of a WorkerPool.
func (c *restClient) GetWorkerPool(ctx context.Context, req *cloudbuildpb.GetWorkerPoolRequest, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%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.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/workerPools/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	opts = append((*c.CallOptions).GetWorkerPool[0:len((*c.CallOptions).GetWorkerPool):len((*c.CallOptions).GetWorkerPool)], opts...)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	resp := &cloudbuildpb.WorkerPool{}
	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 := io.ReadAll(httpRsp.Body)
		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
}

// DeleteWorkerPool deletes a WorkerPool.
func (c *restClient) DeleteWorkerPool(ctx context.Context, req *cloudbuildpb.DeleteWorkerPoolRequest, opts ...gax.CallOption) (*DeleteWorkerPoolOperation, error) {
	baseUrl, err := url.Parse(c.endpoint)
	if err != nil {
		return nil, err
	}
	baseUrl.Path += fmt.Sprintf("/v1/%v", req.GetName())

	params := url.Values{}
	params.Add("$alt", "json;enum-encoding=int")
	if req.GetAllowMissing() {
		params.Add("allowMissing", fmt.Sprintf("%v", req.GetAllowMissing()))
	}
	if req.GetEtag() != "" {
		params.Add("etag", fmt.Sprintf("%v", req.GetEtag()))
	}
	if req.GetValidateOnly() {
		params.Add("validateOnly", fmt.Sprintf("%v", req.GetValidateOnly()))
	}

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/workerPools/[^/]+"); reg.MatchString(req.GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &DeleteWorkerPoolOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// UpdateWorkerPool updates a WorkerPool.
func (c *restClient) UpdateWorkerPool(ctx context.Context, req *cloudbuildpb.UpdateWorkerPoolRequest, opts ...gax.CallOption) (*UpdateWorkerPoolOperation, error) {
	m := protojson.MarshalOptions{AllowPartial: true, UseEnumNumbers: true}
	body := req.GetWorkerPool()
	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("/v1/%v", req.GetWorkerPool().GetName())

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

	baseUrl.RawQuery = params.Encode()

	// Build HTTP headers from client and context metadata.
	routingHeaders := ""
	routingHeadersMap := make(map[string]string)
	if reg := regexp.MustCompile("projects/[^/]+/locations/(?P<location>[^/]+)/workerPools/[^/]+"); reg.MatchString(req.GetWorkerPool().GetName()) && len(url.QueryEscape(reg.FindStringSubmatch(req.GetWorkerPool().GetName())[1])) > 0 {
		routingHeadersMap["location"] = url.QueryEscape(reg.FindStringSubmatch(req.GetWorkerPool().GetName())[1])
	}
	for headerName, headerValue := range routingHeadersMap {
		routingHeaders = fmt.Sprintf("%s%s=%s&", routingHeaders, headerName, headerValue)
	}
	routingHeaders = strings.TrimSuffix(routingHeaders, "&")
	hds := []string{"x-goog-request-params", routingHeaders}

	hds = append(c.xGoogHeaders, hds...)
	hds = append(hds, "Content-Type", "application/json")
	headers := gax.BuildHeaders(ctx, hds...)
	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

		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 := io.ReadAll(httpRsp.Body)
		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("/v1/%s", resp.GetName())
	return &UpdateWorkerPoolOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, resp),
		pollPath: override,
	}, nil
}

// ListWorkerPools lists WorkerPools.
func (c *restClient) ListWorkerPools(ctx context.Context, req *cloudbuildpb.ListWorkerPoolsRequest, opts ...gax.CallOption) *WorkerPoolIterator {
	it := &WorkerPoolIterator{}
	req = proto.Clone(req).(*cloudbuildpb.ListWorkerPoolsRequest)
	unm := protojson.UnmarshalOptions{AllowPartial: true, DiscardUnknown: true}
	it.InternalFetch = func(pageSize int, pageToken string) ([]*cloudbuildpb.WorkerPool, string, error) {
		resp := &cloudbuildpb.ListWorkerPoolsResponse{}
		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("/v1/%v/workerPools", req.GetParent())

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

			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 := io.ReadAll(httpRsp.Body)
			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.GetWorkerPools(), 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
}

// ApproveBuildOperation manages a long-running operation from ApproveBuild.
type ApproveBuildOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// ApproveBuildOperation returns a new ApproveBuildOperation from a given name.
// The name must be that of a previously created ApproveBuildOperation, possibly from a different process.
func (c *restClient) ApproveBuildOperation(name string) *ApproveBuildOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &ApproveBuildOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *ApproveBuildOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
		return nil, err
	}
	return &resp, nil
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *ApproveBuildOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
		return nil, err
	}
	if !op.Done() {
		return nil, nil
	}
	return &resp, nil
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *ApproveBuildOperation) Metadata() (*cloudbuildpb.BuildOperationMetadata, error) {
	var meta cloudbuildpb.BuildOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *ApproveBuildOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *ApproveBuildOperation) Name() string {
	return op.lro.Name()
}

// CreateBuildOperation manages a long-running operation from CreateBuild.
type CreateBuildOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// CreateBuildOperation returns a new CreateBuildOperation from a given name.
// The name must be that of a previously created CreateBuildOperation, possibly from a different process.
func (c *restClient) CreateBuildOperation(name string) *CreateBuildOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &CreateBuildOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *CreateBuildOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
		return nil, err
	}
	return &resp, nil
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *CreateBuildOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
		return nil, err
	}
	if !op.Done() {
		return nil, nil
	}
	return &resp, nil
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *CreateBuildOperation) Metadata() (*cloudbuildpb.BuildOperationMetadata, error) {
	var meta cloudbuildpb.BuildOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *CreateBuildOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *CreateBuildOperation) Name() string {
	return op.lro.Name()
}

// CreateWorkerPoolOperation manages a long-running operation from CreateWorkerPool.
type CreateWorkerPoolOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// CreateWorkerPoolOperation returns a new CreateWorkerPoolOperation from a given name.
// The name must be that of a previously created CreateWorkerPoolOperation, possibly from a different process.
func (c *restClient) CreateWorkerPoolOperation(name string) *CreateWorkerPoolOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &CreateWorkerPoolOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *CreateWorkerPoolOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.WorkerPool
	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
		return nil, err
	}
	return &resp, nil
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *CreateWorkerPoolOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.WorkerPool
	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
		return nil, err
	}
	if !op.Done() {
		return nil, nil
	}
	return &resp, nil
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *CreateWorkerPoolOperation) Metadata() (*cloudbuildpb.CreateWorkerPoolOperationMetadata, error) {
	var meta cloudbuildpb.CreateWorkerPoolOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *CreateWorkerPoolOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *CreateWorkerPoolOperation) Name() string {
	return op.lro.Name()
}

// DeleteWorkerPoolOperation manages a long-running operation from DeleteWorkerPool.
type DeleteWorkerPoolOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// DeleteWorkerPoolOperation returns a new DeleteWorkerPoolOperation from a given name.
// The name must be that of a previously created DeleteWorkerPoolOperation, possibly from a different process.
func (c *restClient) DeleteWorkerPoolOperation(name string) *DeleteWorkerPoolOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &DeleteWorkerPoolOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *DeleteWorkerPoolOperation) Wait(ctx context.Context, opts ...gax.CallOption) error {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	return op.lro.WaitWithInterval(ctx, nil, time.Minute, opts...)
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *DeleteWorkerPoolOperation) Poll(ctx context.Context, opts ...gax.CallOption) error {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	return op.lro.Poll(ctx, nil, opts...)
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *DeleteWorkerPoolOperation) Metadata() (*cloudbuildpb.DeleteWorkerPoolOperationMetadata, error) {
	var meta cloudbuildpb.DeleteWorkerPoolOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *DeleteWorkerPoolOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *DeleteWorkerPoolOperation) Name() string {
	return op.lro.Name()
}

// RetryBuildOperation manages a long-running operation from RetryBuild.
type RetryBuildOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// RetryBuildOperation returns a new RetryBuildOperation from a given name.
// The name must be that of a previously created RetryBuildOperation, possibly from a different process.
func (c *restClient) RetryBuildOperation(name string) *RetryBuildOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &RetryBuildOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *RetryBuildOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
		return nil, err
	}
	return &resp, nil
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *RetryBuildOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
		return nil, err
	}
	if !op.Done() {
		return nil, nil
	}
	return &resp, nil
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *RetryBuildOperation) Metadata() (*cloudbuildpb.BuildOperationMetadata, error) {
	var meta cloudbuildpb.BuildOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *RetryBuildOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *RetryBuildOperation) Name() string {
	return op.lro.Name()
}

// RunBuildTriggerOperation manages a long-running operation from RunBuildTrigger.
type RunBuildTriggerOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// RunBuildTriggerOperation returns a new RunBuildTriggerOperation from a given name.
// The name must be that of a previously created RunBuildTriggerOperation, possibly from a different process.
func (c *restClient) RunBuildTriggerOperation(name string) *RunBuildTriggerOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &RunBuildTriggerOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *RunBuildTriggerOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
		return nil, err
	}
	return &resp, nil
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *RunBuildTriggerOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.Build, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.Build
	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
		return nil, err
	}
	if !op.Done() {
		return nil, nil
	}
	return &resp, nil
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *RunBuildTriggerOperation) Metadata() (*cloudbuildpb.BuildOperationMetadata, error) {
	var meta cloudbuildpb.BuildOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *RunBuildTriggerOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *RunBuildTriggerOperation) Name() string {
	return op.lro.Name()
}

// UpdateWorkerPoolOperation manages a long-running operation from UpdateWorkerPool.
type UpdateWorkerPoolOperation struct {
	lro      *longrunning.Operation
	pollPath string
}

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

// UpdateWorkerPoolOperation returns a new UpdateWorkerPoolOperation from a given name.
// The name must be that of a previously created UpdateWorkerPoolOperation, possibly from a different process.
func (c *restClient) UpdateWorkerPoolOperation(name string) *UpdateWorkerPoolOperation {
	override := fmt.Sprintf("/v1/%s", name)
	return &UpdateWorkerPoolOperation{
		lro:      longrunning.InternalNewOperation(*c.LROClient, &longrunningpb.Operation{Name: name}),
		pollPath: override,
	}
}

// Wait blocks until the long-running operation is completed, returning the response and any errors encountered.
//
// See documentation of Poll for error-handling information.
func (op *UpdateWorkerPoolOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.WorkerPool
	if err := op.lro.WaitWithInterval(ctx, &resp, time.Minute, opts...); err != nil {
		return nil, err
	}
	return &resp, nil
}

// Poll fetches the latest state of the long-running operation.
//
// Poll also fetches the latest metadata, which can be retrieved by Metadata.
//
// If Poll fails, the error is returned and op is unmodified. If Poll succeeds and
// the operation has completed with failure, the error is returned and op.Done will return true.
// If Poll succeeds and the operation has completed successfully,
// op.Done will return true, and the response of the operation is returned.
// If Poll succeeds and the operation has not completed, the returned response and error are both nil.
func (op *UpdateWorkerPoolOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*cloudbuildpb.WorkerPool, error) {
	opts = append([]gax.CallOption{gax.WithPath(op.pollPath)}, opts...)
	var resp cloudbuildpb.WorkerPool
	if err := op.lro.Poll(ctx, &resp, opts...); err != nil {
		return nil, err
	}
	if !op.Done() {
		return nil, nil
	}
	return &resp, nil
}

// Metadata returns metadata associated with the long-running operation.
// Metadata itself does not contact the server, but Poll does.
// To get the latest metadata, call this method after a successful call to Poll.
// If the metadata is not available, the returned metadata and error are both nil.
func (op *UpdateWorkerPoolOperation) Metadata() (*cloudbuildpb.UpdateWorkerPoolOperationMetadata, error) {
	var meta cloudbuildpb.UpdateWorkerPoolOperationMetadata
	if err := op.lro.Metadata(&meta); err == longrunning.ErrNoMetadata {
		return nil, nil
	} else if err != nil {
		return nil, err
	}
	return &meta, nil
}

// Done reports whether the long-running operation has completed.
func (op *UpdateWorkerPoolOperation) Done() bool {
	return op.lro.Done()
}

// Name returns the name of the long-running operation.
// The name is assigned by the server and is unique within the service from which the operation is created.
func (op *UpdateWorkerPoolOperation) Name() string {
	return op.lro.Name()
}

// BuildIterator manages a stream of *cloudbuildpb.Build.
type BuildIterator struct {
	items    []*cloudbuildpb.Build
	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 []*cloudbuildpb.Build, nextPageToken string, err error)
}

// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *BuildIterator) 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 *BuildIterator) Next() (*cloudbuildpb.Build, error) {
	var item *cloudbuildpb.Build
	if err := it.nextFunc(); err != nil {
		return item, err
	}
	item = it.items[0]
	it.items = it.items[1:]
	return item, nil
}

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

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

// BuildTriggerIterator manages a stream of *cloudbuildpb.BuildTrigger.
type BuildTriggerIterator struct {
	items    []*cloudbuildpb.BuildTrigger
	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 []*cloudbuildpb.BuildTrigger, nextPageToken string, err error)
}

// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *BuildTriggerIterator) 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 *BuildTriggerIterator) Next() (*cloudbuildpb.BuildTrigger, error) {
	var item *cloudbuildpb.BuildTrigger
	if err := it.nextFunc(); err != nil {
		return item, err
	}
	item = it.items[0]
	it.items = it.items[1:]
	return item, nil
}

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

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

// WorkerPoolIterator manages a stream of *cloudbuildpb.WorkerPool.
type WorkerPoolIterator struct {
	items    []*cloudbuildpb.WorkerPool
	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 []*cloudbuildpb.WorkerPool, nextPageToken string, err error)
}

// PageInfo supports pagination. See the google.golang.org/api/iterator package for details.
func (it *WorkerPoolIterator) 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 *WorkerPoolIterator) Next() (*cloudbuildpb.WorkerPool, error) {
	var item *cloudbuildpb.WorkerPool
	if err := it.nextFunc(); err != nil {
		return item, err
	}
	item = it.items[0]
	it.items = it.items[1:]
	return item, nil
}

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

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