| // Copyright 2020 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 translate |
| |
| import ( |
| "context" |
| "fmt" |
| "math" |
| "net/url" |
| "time" |
| |
| "cloud.google.com/go/longrunning" |
| lroauto "cloud.google.com/go/longrunning/autogen" |
| "github.com/golang/protobuf/proto" |
| gax "github.com/googleapis/gax-go/v2" |
| "google.golang.org/api/iterator" |
| "google.golang.org/api/option" |
| "google.golang.org/api/option/internaloption" |
| gtransport "google.golang.org/api/transport/grpc" |
| translatepb "google.golang.org/genproto/googleapis/cloud/translate/v3" |
| longrunningpb "google.golang.org/genproto/googleapis/longrunning" |
| "google.golang.org/grpc" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/metadata" |
| ) |
| |
| var newTranslationClientHook clientHook |
| |
| // TranslationCallOptions contains the retry settings for each method of TranslationClient. |
| type TranslationCallOptions struct { |
| TranslateText []gax.CallOption |
| DetectLanguage []gax.CallOption |
| GetSupportedLanguages []gax.CallOption |
| BatchTranslateText []gax.CallOption |
| CreateGlossary []gax.CallOption |
| ListGlossaries []gax.CallOption |
| GetGlossary []gax.CallOption |
| DeleteGlossary []gax.CallOption |
| } |
| |
| func defaultTranslationClientOptions() []option.ClientOption { |
| return []option.ClientOption{ |
| internaloption.WithDefaultEndpoint("translate.googleapis.com:443"), |
| internaloption.WithDefaultMTLSEndpoint("translate.mtls.googleapis.com:443"), |
| option.WithGRPCDialOption(grpc.WithDisableServiceConfig()), |
| option.WithScopes(DefaultAuthScopes()...), |
| option.WithGRPCDialOption(grpc.WithDefaultCallOptions( |
| grpc.MaxCallRecvMsgSize(math.MaxInt32))), |
| } |
| } |
| |
| func defaultTranslationCallOptions() *TranslationCallOptions { |
| return &TranslationCallOptions{ |
| TranslateText: []gax.CallOption{}, |
| DetectLanguage: []gax.CallOption{}, |
| GetSupportedLanguages: []gax.CallOption{ |
| gax.WithRetry(func() gax.Retryer { |
| return gax.OnCodes([]codes.Code{ |
| codes.DeadlineExceeded, |
| codes.Unavailable, |
| }, gax.Backoff{ |
| Initial: 100 * time.Millisecond, |
| Max: 60000 * time.Millisecond, |
| Multiplier: 1.30, |
| }) |
| }), |
| }, |
| BatchTranslateText: []gax.CallOption{}, |
| CreateGlossary: []gax.CallOption{}, |
| ListGlossaries: []gax.CallOption{ |
| gax.WithRetry(func() gax.Retryer { |
| return gax.OnCodes([]codes.Code{ |
| codes.DeadlineExceeded, |
| codes.Unavailable, |
| }, gax.Backoff{ |
| Initial: 100 * time.Millisecond, |
| Max: 60000 * time.Millisecond, |
| Multiplier: 1.30, |
| }) |
| }), |
| }, |
| GetGlossary: []gax.CallOption{ |
| gax.WithRetry(func() gax.Retryer { |
| return gax.OnCodes([]codes.Code{ |
| codes.DeadlineExceeded, |
| codes.Unavailable, |
| }, gax.Backoff{ |
| Initial: 100 * time.Millisecond, |
| Max: 60000 * time.Millisecond, |
| Multiplier: 1.30, |
| }) |
| }), |
| }, |
| DeleteGlossary: []gax.CallOption{ |
| gax.WithRetry(func() gax.Retryer { |
| return gax.OnCodes([]codes.Code{ |
| codes.DeadlineExceeded, |
| codes.Unavailable, |
| }, gax.Backoff{ |
| Initial: 100 * time.Millisecond, |
| Max: 60000 * time.Millisecond, |
| Multiplier: 1.30, |
| }) |
| }), |
| }, |
| } |
| } |
| |
| // TranslationClient is a client for interacting with Cloud Translation API. |
| // |
| // Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls. |
| type TranslationClient struct { |
| // Connection pool of gRPC connections to the service. |
| connPool gtransport.ConnPool |
| |
| // flag to opt out of default deadlines via GOOGLE_API_GO_EXPERIMENTAL_DISABLE_DEFAULT_DEADLINE |
| disableDeadlines bool |
| |
| // The gRPC API client. |
| translationClient translatepb.TranslationServiceClient |
| |
| // LROClient is used internally to handle longrunning operations. |
| // It is exposed so that its CallOptions can be modified if required. |
| // Users should not Close this client. |
| LROClient *lroauto.OperationsClient |
| |
| // The call options for this service. |
| CallOptions *TranslationCallOptions |
| |
| // The x-goog-* metadata to be sent with each request. |
| xGoogMetadata metadata.MD |
| } |
| |
| // NewTranslationClient creates a new translation service client. |
| // |
| // Provides natural language translation operations. |
| func NewTranslationClient(ctx context.Context, opts ...option.ClientOption) (*TranslationClient, error) { |
| clientOpts := defaultTranslationClientOptions() |
| |
| if newTranslationClientHook != nil { |
| hookOpts, err := newTranslationClientHook(ctx, clientHookParams{}) |
| if err != nil { |
| return nil, err |
| } |
| clientOpts = append(clientOpts, hookOpts...) |
| } |
| |
| disableDeadlines, err := checkDisableDeadlines() |
| if err != nil { |
| return nil, err |
| } |
| |
| connPool, err := gtransport.DialPool(ctx, append(clientOpts, opts...)...) |
| if err != nil { |
| return nil, err |
| } |
| c := &TranslationClient{ |
| connPool: connPool, |
| disableDeadlines: disableDeadlines, |
| CallOptions: defaultTranslationCallOptions(), |
| |
| translationClient: translatepb.NewTranslationServiceClient(connPool), |
| } |
| c.setGoogleClientInfo() |
| |
| c.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 |
| } |
| return c, nil |
| } |
| |
| // Connection returns a connection to the API service. |
| // |
| // Deprecated. |
| func (c *TranslationClient) Connection() *grpc.ClientConn { |
| return c.connPool.Conn() |
| } |
| |
| // Close closes the connection to the API service. The user should invoke this when |
| // the client is no longer required. |
| func (c *TranslationClient) Close() error { |
| return c.connPool.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 *TranslationClient) setGoogleClientInfo(keyval ...string) { |
| kv := append([]string{"gl-go", versionGo()}, keyval...) |
| kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version) |
| c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...)) |
| } |
| |
| // TranslateText translates input text and returns translated text. |
| func (c *TranslationClient) TranslateText(ctx context.Context, req *translatepb.TranslateTextRequest, opts ...gax.CallOption) (*translatepb.TranslateTextResponse, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.TranslateText[0:len(c.CallOptions.TranslateText):len(c.CallOptions.TranslateText)], opts...) |
| var resp *translatepb.TranslateTextResponse |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.TranslateText(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // DetectLanguage detects the language of text within a request. |
| func (c *TranslationClient) DetectLanguage(ctx context.Context, req *translatepb.DetectLanguageRequest, opts ...gax.CallOption) (*translatepb.DetectLanguageResponse, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.DetectLanguage[0:len(c.CallOptions.DetectLanguage):len(c.CallOptions.DetectLanguage)], opts...) |
| var resp *translatepb.DetectLanguageResponse |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.DetectLanguage(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // GetSupportedLanguages returns a list of supported languages for translation. |
| func (c *TranslationClient) GetSupportedLanguages(ctx context.Context, req *translatepb.GetSupportedLanguagesRequest, opts ...gax.CallOption) (*translatepb.SupportedLanguages, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.GetSupportedLanguages[0:len(c.CallOptions.GetSupportedLanguages):len(c.CallOptions.GetSupportedLanguages)], opts...) |
| var resp *translatepb.SupportedLanguages |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.GetSupportedLanguages(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // BatchTranslateText translates a large volume of text in asynchronous batch mode. |
| // This function provides real-time output as the inputs are being processed. |
| // If caller cancels a request, the partial results (for an input file, it’s |
| // all or nothing) may still be available on the specified output location. |
| // |
| // This call returns immediately and you can |
| // use google.longrunning.Operation.name (at http://google.longrunning.Operation.name) to poll the status of the call. |
| func (c *TranslationClient) BatchTranslateText(ctx context.Context, req *translatepb.BatchTranslateTextRequest, opts ...gax.CallOption) (*BatchTranslateTextOperation, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.BatchTranslateText[0:len(c.CallOptions.BatchTranslateText):len(c.CallOptions.BatchTranslateText)], opts...) |
| var resp *longrunningpb.Operation |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.BatchTranslateText(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return &BatchTranslateTextOperation{ |
| lro: longrunning.InternalNewOperation(c.LROClient, resp), |
| }, nil |
| } |
| |
| // CreateGlossary creates a glossary and returns the long-running operation. Returns |
| // NOT_FOUND, if the project doesn’t exist. |
| func (c *TranslationClient) CreateGlossary(ctx context.Context, req *translatepb.CreateGlossaryRequest, opts ...gax.CallOption) (*CreateGlossaryOperation, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.CreateGlossary[0:len(c.CallOptions.CreateGlossary):len(c.CallOptions.CreateGlossary)], opts...) |
| var resp *longrunningpb.Operation |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.CreateGlossary(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return &CreateGlossaryOperation{ |
| lro: longrunning.InternalNewOperation(c.LROClient, resp), |
| }, nil |
| } |
| |
| // ListGlossaries lists glossaries in a project. Returns NOT_FOUND, if the project doesn’t |
| // exist. |
| func (c *TranslationClient) ListGlossaries(ctx context.Context, req *translatepb.ListGlossariesRequest, opts ...gax.CallOption) *GlossaryIterator { |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.ListGlossaries[0:len(c.CallOptions.ListGlossaries):len(c.CallOptions.ListGlossaries)], opts...) |
| it := &GlossaryIterator{} |
| req = proto.Clone(req).(*translatepb.ListGlossariesRequest) |
| it.InternalFetch = func(pageSize int, pageToken string) ([]*translatepb.Glossary, string, error) { |
| var resp *translatepb.ListGlossariesResponse |
| req.PageToken = pageToken |
| if pageSize > math.MaxInt32 { |
| req.PageSize = math.MaxInt32 |
| } else { |
| req.PageSize = int32(pageSize) |
| } |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.ListGlossaries(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, "", err |
| } |
| |
| it.Response = resp |
| return resp.GetGlossaries(), 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 |
| } |
| |
| // GetGlossary gets a glossary. Returns NOT_FOUND, if the glossary doesn’t |
| // exist. |
| func (c *TranslationClient) GetGlossary(ctx context.Context, req *translatepb.GetGlossaryRequest, opts ...gax.CallOption) (*translatepb.Glossary, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.GetGlossary[0:len(c.CallOptions.GetGlossary):len(c.CallOptions.GetGlossary)], opts...) |
| var resp *translatepb.Glossary |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.GetGlossary(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return resp, nil |
| } |
| |
| // DeleteGlossary deletes a glossary, or cancels glossary construction |
| // if the glossary isn’t created yet. |
| // Returns NOT_FOUND, if the glossary doesn’t exist. |
| func (c *TranslationClient) DeleteGlossary(ctx context.Context, req *translatepb.DeleteGlossaryRequest, opts ...gax.CallOption) (*DeleteGlossaryOperation, error) { |
| if _, ok := ctx.Deadline(); !ok && !c.disableDeadlines { |
| cctx, cancel := context.WithTimeout(ctx, 600000*time.Millisecond) |
| defer cancel() |
| ctx = cctx |
| } |
| md := metadata.Pairs("x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))) |
| ctx = insertMetadata(ctx, c.xGoogMetadata, md) |
| opts = append(c.CallOptions.DeleteGlossary[0:len(c.CallOptions.DeleteGlossary):len(c.CallOptions.DeleteGlossary)], opts...) |
| var resp *longrunningpb.Operation |
| err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error { |
| var err error |
| resp, err = c.translationClient.DeleteGlossary(ctx, req, settings.GRPC...) |
| return err |
| }, opts...) |
| if err != nil { |
| return nil, err |
| } |
| return &DeleteGlossaryOperation{ |
| lro: longrunning.InternalNewOperation(c.LROClient, resp), |
| }, nil |
| } |
| |
| // BatchTranslateTextOperation manages a long-running operation from BatchTranslateText. |
| type BatchTranslateTextOperation struct { |
| lro *longrunning.Operation |
| } |
| |
| // BatchTranslateTextOperation returns a new BatchTranslateTextOperation from a given name. |
| // The name must be that of a previously created BatchTranslateTextOperation, possibly from a different process. |
| func (c *TranslationClient) BatchTranslateTextOperation(name string) *BatchTranslateTextOperation { |
| return &BatchTranslateTextOperation{ |
| lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}), |
| } |
| } |
| |
| // 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 *BatchTranslateTextOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*translatepb.BatchTranslateResponse, error) { |
| var resp translatepb.BatchTranslateResponse |
| 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 *BatchTranslateTextOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*translatepb.BatchTranslateResponse, error) { |
| var resp translatepb.BatchTranslateResponse |
| 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 *BatchTranslateTextOperation) Metadata() (*translatepb.BatchTranslateMetadata, error) { |
| var meta translatepb.BatchTranslateMetadata |
| 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 *BatchTranslateTextOperation) 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 *BatchTranslateTextOperation) Name() string { |
| return op.lro.Name() |
| } |
| |
| // CreateGlossaryOperation manages a long-running operation from CreateGlossary. |
| type CreateGlossaryOperation struct { |
| lro *longrunning.Operation |
| } |
| |
| // CreateGlossaryOperation returns a new CreateGlossaryOperation from a given name. |
| // The name must be that of a previously created CreateGlossaryOperation, possibly from a different process. |
| func (c *TranslationClient) CreateGlossaryOperation(name string) *CreateGlossaryOperation { |
| return &CreateGlossaryOperation{ |
| lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}), |
| } |
| } |
| |
| // 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 *CreateGlossaryOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*translatepb.Glossary, error) { |
| var resp translatepb.Glossary |
| 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 *CreateGlossaryOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*translatepb.Glossary, error) { |
| var resp translatepb.Glossary |
| 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 *CreateGlossaryOperation) Metadata() (*translatepb.CreateGlossaryMetadata, error) { |
| var meta translatepb.CreateGlossaryMetadata |
| 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 *CreateGlossaryOperation) 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 *CreateGlossaryOperation) Name() string { |
| return op.lro.Name() |
| } |
| |
| // DeleteGlossaryOperation manages a long-running operation from DeleteGlossary. |
| type DeleteGlossaryOperation struct { |
| lro *longrunning.Operation |
| } |
| |
| // DeleteGlossaryOperation returns a new DeleteGlossaryOperation from a given name. |
| // The name must be that of a previously created DeleteGlossaryOperation, possibly from a different process. |
| func (c *TranslationClient) DeleteGlossaryOperation(name string) *DeleteGlossaryOperation { |
| return &DeleteGlossaryOperation{ |
| lro: longrunning.InternalNewOperation(c.LROClient, &longrunningpb.Operation{Name: name}), |
| } |
| } |
| |
| // 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 *DeleteGlossaryOperation) Wait(ctx context.Context, opts ...gax.CallOption) (*translatepb.DeleteGlossaryResponse, error) { |
| var resp translatepb.DeleteGlossaryResponse |
| 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 *DeleteGlossaryOperation) Poll(ctx context.Context, opts ...gax.CallOption) (*translatepb.DeleteGlossaryResponse, error) { |
| var resp translatepb.DeleteGlossaryResponse |
| 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 *DeleteGlossaryOperation) Metadata() (*translatepb.DeleteGlossaryMetadata, error) { |
| var meta translatepb.DeleteGlossaryMetadata |
| 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 *DeleteGlossaryOperation) 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 *DeleteGlossaryOperation) Name() string { |
| return op.lro.Name() |
| } |
| |
| // GlossaryIterator manages a stream of *translatepb.Glossary. |
| type GlossaryIterator struct { |
| items []*translatepb.Glossary |
| 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 []*translatepb.Glossary, nextPageToken string, err error) |
| } |
| |
| // PageInfo supports pagination. See the google.golang.org/api/iterator package for details. |
| func (it *GlossaryIterator) 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 *GlossaryIterator) Next() (*translatepb.Glossary, error) { |
| var item *translatepb.Glossary |
| if err := it.nextFunc(); err != nil { |
| return item, err |
| } |
| item = it.items[0] |
| it.items = it.items[1:] |
| return item, nil |
| } |
| |
| func (it *GlossaryIterator) bufLen() int { |
| return len(it.items) |
| } |
| |
| func (it *GlossaryIterator) takeBuf() interface{} { |
| b := it.items |
| it.items = nil |
| return b |
| } |