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document_processor_client.go
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document_processor_client.go
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// Copyright 2024 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 documentai
import (
"bytes"
"context"
"fmt"
"io"
"math"
"net/http"
"net/url"
"time"
documentaipb "cloud.google.com/go/documentai/apiv1/documentaipb"
"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"
locationpb "google.golang.org/genproto/googleapis/cloud/location"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/protobuf/encoding/protojson"
"google.golang.org/protobuf/proto"
)
var newDocumentProcessorClientHook clientHook
// DocumentProcessorCallOptions contains the retry settings for each method of DocumentProcessorClient.
type DocumentProcessorCallOptions struct {
ProcessDocument []gax.CallOption
BatchProcessDocuments []gax.CallOption
FetchProcessorTypes []gax.CallOption
ListProcessorTypes []gax.CallOption
GetProcessorType []gax.CallOption
ListProcessors []gax.CallOption
GetProcessor []gax.CallOption
TrainProcessorVersion []gax.CallOption
GetProcessorVersion []gax.CallOption
ListProcessorVersions []gax.CallOption
DeleteProcessorVersion []gax.CallOption
DeployProcessorVersion []gax.CallOption
UndeployProcessorVersion []gax.CallOption
CreateProcessor []gax.CallOption
DeleteProcessor []gax.CallOption
EnableProcessor []gax.CallOption
DisableProcessor []gax.CallOption
SetDefaultProcessorVersion []gax.CallOption
ReviewDocument []gax.CallOption
EvaluateProcessorVersion []gax.CallOption
GetEvaluation []gax.CallOption
ListEvaluations []gax.CallOption
GetLocation []gax.CallOption
ListLocations []gax.CallOption
CancelOperation []gax.CallOption
GetOperation []gax.CallOption
ListOperations []gax.CallOption
}
func defaultDocumentProcessorGRPCClientOptions() []option.ClientOption {
return []option.ClientOption{
internaloption.WithDefaultEndpoint("documentai.googleapis.com:443"),
internaloption.WithDefaultEndpointTemplate("documentai.UNIVERSE_DOMAIN:443"),
internaloption.WithDefaultMTLSEndpoint("documentai.mtls.googleapis.com:443"),
internaloption.WithDefaultUniverseDomain("googleapis.com"),
internaloption.WithDefaultAudience("https://documentai.googleapis.com/"),
internaloption.WithDefaultScopes(DefaultAuthScopes()...),
internaloption.EnableJwtWithScope(),
option.WithGRPCDialOption(grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(math.MaxInt32))),
}
}
func defaultDocumentProcessorCallOptions() *DocumentProcessorCallOptions {
return &DocumentProcessorCallOptions{
ProcessDocument: []gax.CallOption{
gax.WithTimeout(300000 * time.Millisecond),
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,
})
}),
},
BatchProcessDocuments: []gax.CallOption{
gax.WithTimeout(120000 * time.Millisecond),
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,
})
}),
},
FetchProcessorTypes: []gax.CallOption{},
ListProcessorTypes: []gax.CallOption{},
GetProcessorType: []gax.CallOption{},
ListProcessors: []gax.CallOption{},
GetProcessor: []gax.CallOption{},
TrainProcessorVersion: []gax.CallOption{},
GetProcessorVersion: []gax.CallOption{},
ListProcessorVersions: []gax.CallOption{},
DeleteProcessorVersion: []gax.CallOption{},
DeployProcessorVersion: []gax.CallOption{},
UndeployProcessorVersion: []gax.CallOption{},
CreateProcessor: []gax.CallOption{},
DeleteProcessor: []gax.CallOption{},
EnableProcessor: []gax.CallOption{},
DisableProcessor: []gax.CallOption{},
SetDefaultProcessorVersion: []gax.CallOption{},
ReviewDocument: []gax.CallOption{
gax.WithTimeout(120000 * time.Millisecond),
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,
})
}),
},
EvaluateProcessorVersion: []gax.CallOption{},
GetEvaluation: []gax.CallOption{},
ListEvaluations: []gax.CallOption{},
GetLocation: []gax.CallOption{},
ListLocations: []gax.CallOption{},
CancelOperation: []gax.CallOption{},
GetOperation: []gax.CallOption{},
ListOperations: []gax.CallOption{},
}
}
func defaultDocumentProcessorRESTCallOptions() *DocumentProcessorCallOptions {
return &DocumentProcessorCallOptions{
ProcessDocument: []gax.CallOption{
gax.WithTimeout(300000 * time.Millisecond),
gax.WithRetry(func() gax.Retryer {
return gax.OnHTTPCodes(gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
},
http.StatusGatewayTimeout,
http.StatusServiceUnavailable)
}),
},
BatchProcessDocuments: []gax.CallOption{
gax.WithTimeout(120000 * time.Millisecond),
gax.WithRetry(func() gax.Retryer {
return gax.OnHTTPCodes(gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
},
http.StatusGatewayTimeout,
http.StatusServiceUnavailable)
}),
},
FetchProcessorTypes: []gax.CallOption{},
ListProcessorTypes: []gax.CallOption{},
GetProcessorType: []gax.CallOption{},
ListProcessors: []gax.CallOption{},
GetProcessor: []gax.CallOption{},
TrainProcessorVersion: []gax.CallOption{},
GetProcessorVersion: []gax.CallOption{},
ListProcessorVersions: []gax.CallOption{},
DeleteProcessorVersion: []gax.CallOption{},
DeployProcessorVersion: []gax.CallOption{},
UndeployProcessorVersion: []gax.CallOption{},
CreateProcessor: []gax.CallOption{},
DeleteProcessor: []gax.CallOption{},
EnableProcessor: []gax.CallOption{},
DisableProcessor: []gax.CallOption{},
SetDefaultProcessorVersion: []gax.CallOption{},
ReviewDocument: []gax.CallOption{
gax.WithTimeout(120000 * time.Millisecond),
gax.WithRetry(func() gax.Retryer {
return gax.OnHTTPCodes(gax.Backoff{
Initial: 100 * time.Millisecond,
Max: 60000 * time.Millisecond,
Multiplier: 1.30,
},
http.StatusGatewayTimeout,
http.StatusServiceUnavailable)
}),
},
EvaluateProcessorVersion: []gax.CallOption{},
GetEvaluation: []gax.CallOption{},
ListEvaluations: []gax.CallOption{},
GetLocation: []gax.CallOption{},
ListLocations: []gax.CallOption{},
CancelOperation: []gax.CallOption{},
GetOperation: []gax.CallOption{},
ListOperations: []gax.CallOption{},
}
}
// internalDocumentProcessorClient is an interface that defines the methods available from Cloud Document AI API.
type internalDocumentProcessorClient interface {
Close() error
setGoogleClientInfo(...string)
Connection() *grpc.ClientConn
ProcessDocument(context.Context, *documentaipb.ProcessRequest, ...gax.CallOption) (*documentaipb.ProcessResponse, error)
BatchProcessDocuments(context.Context, *documentaipb.BatchProcessRequest, ...gax.CallOption) (*BatchProcessDocumentsOperation, error)
BatchProcessDocumentsOperation(name string) *BatchProcessDocumentsOperation
FetchProcessorTypes(context.Context, *documentaipb.FetchProcessorTypesRequest, ...gax.CallOption) (*documentaipb.FetchProcessorTypesResponse, error)
ListProcessorTypes(context.Context, *documentaipb.ListProcessorTypesRequest, ...gax.CallOption) *ProcessorTypeIterator
GetProcessorType(context.Context, *documentaipb.GetProcessorTypeRequest, ...gax.CallOption) (*documentaipb.ProcessorType, error)
ListProcessors(context.Context, *documentaipb.ListProcessorsRequest, ...gax.CallOption) *ProcessorIterator
GetProcessor(context.Context, *documentaipb.GetProcessorRequest, ...gax.CallOption) (*documentaipb.Processor, error)
TrainProcessorVersion(context.Context, *documentaipb.TrainProcessorVersionRequest, ...gax.CallOption) (*TrainProcessorVersionOperation, error)
TrainProcessorVersionOperation(name string) *TrainProcessorVersionOperation
GetProcessorVersion(context.Context, *documentaipb.GetProcessorVersionRequest, ...gax.CallOption) (*documentaipb.ProcessorVersion, error)
ListProcessorVersions(context.Context, *documentaipb.ListProcessorVersionsRequest, ...gax.CallOption) *ProcessorVersionIterator
DeleteProcessorVersion(context.Context, *documentaipb.DeleteProcessorVersionRequest, ...gax.CallOption) (*DeleteProcessorVersionOperation, error)
DeleteProcessorVersionOperation(name string) *DeleteProcessorVersionOperation
DeployProcessorVersion(context.Context, *documentaipb.DeployProcessorVersionRequest, ...gax.CallOption) (*DeployProcessorVersionOperation, error)
DeployProcessorVersionOperation(name string) *DeployProcessorVersionOperation
UndeployProcessorVersion(context.Context, *documentaipb.UndeployProcessorVersionRequest, ...gax.CallOption) (*UndeployProcessorVersionOperation, error)
UndeployProcessorVersionOperation(name string) *UndeployProcessorVersionOperation
CreateProcessor(context.Context, *documentaipb.CreateProcessorRequest, ...gax.CallOption) (*documentaipb.Processor, error)
DeleteProcessor(context.Context, *documentaipb.DeleteProcessorRequest, ...gax.CallOption) (*DeleteProcessorOperation, error)
DeleteProcessorOperation(name string) *DeleteProcessorOperation
EnableProcessor(context.Context, *documentaipb.EnableProcessorRequest, ...gax.CallOption) (*EnableProcessorOperation, error)
EnableProcessorOperation(name string) *EnableProcessorOperation
DisableProcessor(context.Context, *documentaipb.DisableProcessorRequest, ...gax.CallOption) (*DisableProcessorOperation, error)
DisableProcessorOperation(name string) *DisableProcessorOperation
SetDefaultProcessorVersion(context.Context, *documentaipb.SetDefaultProcessorVersionRequest, ...gax.CallOption) (*SetDefaultProcessorVersionOperation, error)
SetDefaultProcessorVersionOperation(name string) *SetDefaultProcessorVersionOperation
ReviewDocument(context.Context, *documentaipb.ReviewDocumentRequest, ...gax.CallOption) (*ReviewDocumentOperation, error)
ReviewDocumentOperation(name string) *ReviewDocumentOperation
EvaluateProcessorVersion(context.Context, *documentaipb.EvaluateProcessorVersionRequest, ...gax.CallOption) (*EvaluateProcessorVersionOperation, error)
EvaluateProcessorVersionOperation(name string) *EvaluateProcessorVersionOperation
GetEvaluation(context.Context, *documentaipb.GetEvaluationRequest, ...gax.CallOption) (*documentaipb.Evaluation, error)
ListEvaluations(context.Context, *documentaipb.ListEvaluationsRequest, ...gax.CallOption) *EvaluationIterator
GetLocation(context.Context, *locationpb.GetLocationRequest, ...gax.CallOption) (*locationpb.Location, error)
ListLocations(context.Context, *locationpb.ListLocationsRequest, ...gax.CallOption) *LocationIterator
CancelOperation(context.Context, *longrunningpb.CancelOperationRequest, ...gax.CallOption) error
GetOperation(context.Context, *longrunningpb.GetOperationRequest, ...gax.CallOption) (*longrunningpb.Operation, error)
ListOperations(context.Context, *longrunningpb.ListOperationsRequest, ...gax.CallOption) *OperationIterator
}
// DocumentProcessorClient is a client for interacting with Cloud Document AI API.
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
//
// Service to call Document AI to process documents according to the
// processor’s definition. Processors are built using state-of-the-art Google
// AI such as natural language, computer vision, and translation to extract
// structured information from unstructured or semi-structured documents.
type DocumentProcessorClient struct {
// The internal transport-dependent client.
internalClient internalDocumentProcessorClient
// The call options for this service.
CallOptions *DocumentProcessorCallOptions
// 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 *DocumentProcessorClient) 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 *DocumentProcessorClient) 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 *DocumentProcessorClient) Connection() *grpc.ClientConn {
return c.internalClient.Connection()
}
// ProcessDocument processes a single document.
func (c *DocumentProcessorClient) ProcessDocument(ctx context.Context, req *documentaipb.ProcessRequest, opts ...gax.CallOption) (*documentaipb.ProcessResponse, error) {
return c.internalClient.ProcessDocument(ctx, req, opts...)
}
// BatchProcessDocuments lRO endpoint to batch process many documents. The output is written
// to Cloud Storage as JSON in the [Document] format.
func (c *DocumentProcessorClient) BatchProcessDocuments(ctx context.Context, req *documentaipb.BatchProcessRequest, opts ...gax.CallOption) (*BatchProcessDocumentsOperation, error) {
return c.internalClient.BatchProcessDocuments(ctx, req, opts...)
}
// BatchProcessDocumentsOperation returns a new BatchProcessDocumentsOperation from a given name.
// The name must be that of a previously created BatchProcessDocumentsOperation, possibly from a different process.
func (c *DocumentProcessorClient) BatchProcessDocumentsOperation(name string) *BatchProcessDocumentsOperation {
return c.internalClient.BatchProcessDocumentsOperation(name)
}
// FetchProcessorTypes fetches processor types. Note that we don’t use
// ListProcessorTypes
// here, because it isn’t paginated.
func (c *DocumentProcessorClient) FetchProcessorTypes(ctx context.Context, req *documentaipb.FetchProcessorTypesRequest, opts ...gax.CallOption) (*documentaipb.FetchProcessorTypesResponse, error) {
return c.internalClient.FetchProcessorTypes(ctx, req, opts...)
}
// ListProcessorTypes lists the processor types that exist.
func (c *DocumentProcessorClient) ListProcessorTypes(ctx context.Context, req *documentaipb.ListProcessorTypesRequest, opts ...gax.CallOption) *ProcessorTypeIterator {
return c.internalClient.ListProcessorTypes(ctx, req, opts...)
}
// GetProcessorType gets a processor type detail.
func (c *DocumentProcessorClient) GetProcessorType(ctx context.Context, req *documentaipb.GetProcessorTypeRequest, opts ...gax.CallOption) (*documentaipb.ProcessorType, error) {
return c.internalClient.GetProcessorType(ctx, req, opts...)
}
// ListProcessors lists all processors which belong to this project.
func (c *DocumentProcessorClient) ListProcessors(ctx context.Context, req *documentaipb.ListProcessorsRequest, opts ...gax.CallOption) *ProcessorIterator {
return c.internalClient.ListProcessors(ctx, req, opts...)
}
// GetProcessor gets a processor detail.
func (c *DocumentProcessorClient) GetProcessor(ctx context.Context, req *documentaipb.GetProcessorRequest, opts ...gax.CallOption) (*documentaipb.Processor, error) {
return c.internalClient.GetProcessor(ctx, req, opts...)
}
// TrainProcessorVersion trains a new processor version.
// Operation metadata is returned as
// TrainProcessorVersionMetadata.
func (c *DocumentProcessorClient) TrainProcessorVersion(ctx context.Context, req *documentaipb.TrainProcessorVersionRequest, opts ...gax.CallOption) (*TrainProcessorVersionOperation, error) {
return c.internalClient.TrainProcessorVersion(ctx, req, opts...)
}
// TrainProcessorVersionOperation returns a new TrainProcessorVersionOperation from a given name.
// The name must be that of a previously created TrainProcessorVersionOperation, possibly from a different process.
func (c *DocumentProcessorClient) TrainProcessorVersionOperation(name string) *TrainProcessorVersionOperation {
return c.internalClient.TrainProcessorVersionOperation(name)
}
// GetProcessorVersion gets a processor version detail.
func (c *DocumentProcessorClient) GetProcessorVersion(ctx context.Context, req *documentaipb.GetProcessorVersionRequest, opts ...gax.CallOption) (*documentaipb.ProcessorVersion, error) {
return c.internalClient.GetProcessorVersion(ctx, req, opts...)
}
// ListProcessorVersions lists all versions of a processor.
func (c *DocumentProcessorClient) ListProcessorVersions(ctx context.Context, req *documentaipb.ListProcessorVersionsRequest, opts ...gax.CallOption) *ProcessorVersionIterator {
return c.internalClient.ListProcessorVersions(ctx, req, opts...)
}
// DeleteProcessorVersion deletes the processor version, all artifacts under the processor version
// will be deleted.
func (c *DocumentProcessorClient) DeleteProcessorVersion(ctx context.Context, req *documentaipb.DeleteProcessorVersionRequest, opts ...gax.CallOption) (*DeleteProcessorVersionOperation, error) {
return c.internalClient.DeleteProcessorVersion(ctx, req, opts...)
}
// DeleteProcessorVersionOperation returns a new DeleteProcessorVersionOperation from a given name.
// The name must be that of a previously created DeleteProcessorVersionOperation, possibly from a different process.
func (c *DocumentProcessorClient) DeleteProcessorVersionOperation(name string) *DeleteProcessorVersionOperation {
return c.internalClient.DeleteProcessorVersionOperation(name)
}
// DeployProcessorVersion deploys the processor version.
func (c *DocumentProcessorClient) DeployProcessorVersion(ctx context.Context, req *documentaipb.DeployProcessorVersionRequest, opts ...gax.CallOption) (*DeployProcessorVersionOperation, error) {
return c.internalClient.DeployProcessorVersion(ctx, req, opts...)
}
// DeployProcessorVersionOperation returns a new DeployProcessorVersionOperation from a given name.
// The name must be that of a previously created DeployProcessorVersionOperation, possibly from a different process.
func (c *DocumentProcessorClient) DeployProcessorVersionOperation(name string) *DeployProcessorVersionOperation {
return c.internalClient.DeployProcessorVersionOperation(name)
}
// UndeployProcessorVersion undeploys the processor version.
func (c *DocumentProcessorClient) UndeployProcessorVersion(ctx context.Context, req *documentaipb.UndeployProcessorVersionRequest, opts ...gax.CallOption) (*UndeployProcessorVersionOperation, error) {
return c.internalClient.UndeployProcessorVersion(ctx, req, opts...)
}
// UndeployProcessorVersionOperation returns a new UndeployProcessorVersionOperation from a given name.
// The name must be that of a previously created UndeployProcessorVersionOperation, possibly from a different process.
func (c *DocumentProcessorClient) UndeployProcessorVersionOperation(name string) *UndeployProcessorVersionOperation {
return c.internalClient.UndeployProcessorVersionOperation(name)
}
// CreateProcessor creates a processor from the
// ProcessorType provided. The
// processor will be at ENABLED state by default after its creation.
func (c *DocumentProcessorClient) CreateProcessor(ctx context.Context, req *documentaipb.CreateProcessorRequest, opts ...gax.CallOption) (*documentaipb.Processor, error) {
return c.internalClient.CreateProcessor(ctx, req, opts...)
}
// DeleteProcessor deletes the processor, unloads all deployed model artifacts if it was
// enabled and then deletes all artifacts associated with this processor.
func (c *DocumentProcessorClient) DeleteProcessor(ctx context.Context, req *documentaipb.DeleteProcessorRequest, opts ...gax.CallOption) (*DeleteProcessorOperation, error) {
return c.internalClient.DeleteProcessor(ctx, req, opts...)
}
// DeleteProcessorOperation returns a new DeleteProcessorOperation from a given name.
// The name must be that of a previously created DeleteProcessorOperation, possibly from a different process.
func (c *DocumentProcessorClient) DeleteProcessorOperation(name string) *DeleteProcessorOperation {
return c.internalClient.DeleteProcessorOperation(name)
}
// EnableProcessor enables a processor
func (c *DocumentProcessorClient) EnableProcessor(ctx context.Context, req *documentaipb.EnableProcessorRequest, opts ...gax.CallOption) (*EnableProcessorOperation, error) {
return c.internalClient.EnableProcessor(ctx, req, opts...)
}
// EnableProcessorOperation returns a new EnableProcessorOperation from a given name.
// The name must be that of a previously created EnableProcessorOperation, possibly from a different process.
func (c *DocumentProcessorClient) EnableProcessorOperation(name string) *EnableProcessorOperation {
return c.internalClient.EnableProcessorOperation(name)
}
// DisableProcessor disables a processor
func (c *DocumentProcessorClient) DisableProcessor(ctx context.Context, req *documentaipb.DisableProcessorRequest, opts ...gax.CallOption) (*DisableProcessorOperation, error) {
return c.internalClient.DisableProcessor(ctx, req, opts...)
}
// DisableProcessorOperation returns a new DisableProcessorOperation from a given name.
// The name must be that of a previously created DisableProcessorOperation, possibly from a different process.
func (c *DocumentProcessorClient) DisableProcessorOperation(name string) *DisableProcessorOperation {
return c.internalClient.DisableProcessorOperation(name)
}
// SetDefaultProcessorVersion set the default (active) version of a
// Processor that will be used in
// ProcessDocument
// and
// BatchProcessDocuments.
func (c *DocumentProcessorClient) SetDefaultProcessorVersion(ctx context.Context, req *documentaipb.SetDefaultProcessorVersionRequest, opts ...gax.CallOption) (*SetDefaultProcessorVersionOperation, error) {
return c.internalClient.SetDefaultProcessorVersion(ctx, req, opts...)
}
// SetDefaultProcessorVersionOperation returns a new SetDefaultProcessorVersionOperation from a given name.
// The name must be that of a previously created SetDefaultProcessorVersionOperation, possibly from a different process.
func (c *DocumentProcessorClient) SetDefaultProcessorVersionOperation(name string) *SetDefaultProcessorVersionOperation {
return c.internalClient.SetDefaultProcessorVersionOperation(name)
}
// ReviewDocument send a document for Human Review. The input document should be processed by
// the specified processor.
func (c *DocumentProcessorClient) ReviewDocument(ctx context.Context, req *documentaipb.ReviewDocumentRequest, opts ...gax.CallOption) (*ReviewDocumentOperation, error) {
return c.internalClient.ReviewDocument(ctx, req, opts...)
}
// ReviewDocumentOperation returns a new ReviewDocumentOperation from a given name.
// The name must be that of a previously created ReviewDocumentOperation, possibly from a different process.
func (c *DocumentProcessorClient) ReviewDocumentOperation(name string) *ReviewDocumentOperation {
return c.internalClient.ReviewDocumentOperation(name)
}
// EvaluateProcessorVersion evaluates a ProcessorVersion against annotated documents, producing an
// Evaluation.
func (c *DocumentProcessorClient) EvaluateProcessorVersion(ctx context.Context, req *documentaipb.EvaluateProcessorVersionRequest, opts ...gax.CallOption) (*EvaluateProcessorVersionOperation, error) {
return c.internalClient.EvaluateProcessorVersion(ctx, req, opts...)
}
// EvaluateProcessorVersionOperation returns a new EvaluateProcessorVersionOperation from a given name.
// The name must be that of a previously created EvaluateProcessorVersionOperation, possibly from a different process.
func (c *DocumentProcessorClient) EvaluateProcessorVersionOperation(name string) *EvaluateProcessorVersionOperation {
return c.internalClient.EvaluateProcessorVersionOperation(name)
}
// GetEvaluation retrieves a specific evaluation.
func (c *DocumentProcessorClient) GetEvaluation(ctx context.Context, req *documentaipb.GetEvaluationRequest, opts ...gax.CallOption) (*documentaipb.Evaluation, error) {
return c.internalClient.GetEvaluation(ctx, req, opts...)
}
// ListEvaluations retrieves a set of evaluations for a given processor version.
func (c *DocumentProcessorClient) ListEvaluations(ctx context.Context, req *documentaipb.ListEvaluationsRequest, opts ...gax.CallOption) *EvaluationIterator {
return c.internalClient.ListEvaluations(ctx, req, opts...)
}
// GetLocation gets information about a location.
func (c *DocumentProcessorClient) GetLocation(ctx context.Context, req *locationpb.GetLocationRequest, opts ...gax.CallOption) (*locationpb.Location, error) {
return c.internalClient.GetLocation(ctx, req, opts...)
}
// ListLocations lists information about the supported locations for this service.
func (c *DocumentProcessorClient) ListLocations(ctx context.Context, req *locationpb.ListLocationsRequest, opts ...gax.CallOption) *LocationIterator {
return c.internalClient.ListLocations(ctx, req, opts...)
}
// CancelOperation is a utility method from google.longrunning.Operations.
func (c *DocumentProcessorClient) CancelOperation(ctx context.Context, req *longrunningpb.CancelOperationRequest, opts ...gax.CallOption) error {
return c.internalClient.CancelOperation(ctx, req, opts...)
}
// GetOperation is a utility method from google.longrunning.Operations.
func (c *DocumentProcessorClient) GetOperation(ctx context.Context, req *longrunningpb.GetOperationRequest, opts ...gax.CallOption) (*longrunningpb.Operation, error) {
return c.internalClient.GetOperation(ctx, req, opts...)
}
// ListOperations is a utility method from google.longrunning.Operations.
func (c *DocumentProcessorClient) ListOperations(ctx context.Context, req *longrunningpb.ListOperationsRequest, opts ...gax.CallOption) *OperationIterator {
return c.internalClient.ListOperations(ctx, req, opts...)
}
// documentProcessorGRPCClient is a client for interacting with Cloud Document AI API over gRPC transport.
//
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type documentProcessorGRPCClient struct {
// Connection pool of gRPC connections to the service.
connPool gtransport.ConnPool
// Points back to the CallOptions field of the containing DocumentProcessorClient
CallOptions **DocumentProcessorCallOptions
// The gRPC API client.
documentProcessorClient documentaipb.DocumentProcessorServiceClient
// LROClient is used internally to handle long-running operations.
// It is exposed so that its CallOptions can be modified if required.
// Users should not Close this client.
LROClient **lroauto.OperationsClient
operationsClient longrunningpb.OperationsClient
locationsClient locationpb.LocationsClient
// The x-goog-* metadata to be sent with each request.
xGoogHeaders []string
}
// NewDocumentProcessorClient creates a new document processor service client based on gRPC.
// The returned client must be Closed when it is done being used to clean up its underlying connections.
//
// Service to call Document AI to process documents according to the
// processor’s definition. Processors are built using state-of-the-art Google
// AI such as natural language, computer vision, and translation to extract
// structured information from unstructured or semi-structured documents.
func NewDocumentProcessorClient(ctx context.Context, opts ...option.ClientOption) (*DocumentProcessorClient, error) {
clientOpts := defaultDocumentProcessorGRPCClientOptions()
if newDocumentProcessorClientHook != nil {
hookOpts, err := newDocumentProcessorClientHook(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 := DocumentProcessorClient{CallOptions: defaultDocumentProcessorCallOptions()}
c := &documentProcessorGRPCClient{
connPool: connPool,
documentProcessorClient: documentaipb.NewDocumentProcessorServiceClient(connPool),
CallOptions: &client.CallOptions,
operationsClient: longrunningpb.NewOperationsClient(connPool),
locationsClient: locationpb.NewLocationsClient(connPool),
}
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 *documentProcessorGRPCClient) 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 *documentProcessorGRPCClient) 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 *documentProcessorGRPCClient) Close() error {
return c.connPool.Close()
}
// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
type documentProcessorRESTClient 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 DocumentProcessorClient
CallOptions **DocumentProcessorCallOptions
}
// NewDocumentProcessorRESTClient creates a new document processor service rest client.
//
// Service to call Document AI to process documents according to the
// processor’s definition. Processors are built using state-of-the-art Google
// AI such as natural language, computer vision, and translation to extract
// structured information from unstructured or semi-structured documents.
func NewDocumentProcessorRESTClient(ctx context.Context, opts ...option.ClientOption) (*DocumentProcessorClient, error) {
clientOpts := append(defaultDocumentProcessorRESTClientOptions(), opts...)
httpClient, endpoint, err := httptransport.NewClient(ctx, clientOpts...)
if err != nil {
return nil, err
}
callOpts := defaultDocumentProcessorRESTCallOptions()
c := &documentProcessorRESTClient{
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 &DocumentProcessorClient{internalClient: c, CallOptions: callOpts}, nil
}
func defaultDocumentProcessorRESTClientOptions() []option.ClientOption {
return []option.ClientOption{
internaloption.WithDefaultEndpoint("https://documentai.googleapis.com"),
internaloption.WithDefaultEndpointTemplate("https://documentai.UNIVERSE_DOMAIN"),
internaloption.WithDefaultMTLSEndpoint("https://documentai.mtls.googleapis.com"),
internaloption.WithDefaultUniverseDomain("googleapis.com"),
internaloption.WithDefaultAudience("https://documentai.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 *documentProcessorRESTClient) 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 *documentProcessorRESTClient) 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 *documentProcessorRESTClient) Connection() *grpc.ClientConn {
return nil
}
func (c *documentProcessorGRPCClient) ProcessDocument(ctx context.Context, req *documentaipb.ProcessRequest, opts ...gax.CallOption) (*documentaipb.ProcessResponse, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).ProcessDocument[0:len((*c.CallOptions).ProcessDocument):len((*c.CallOptions).ProcessDocument)], opts...)
var resp *documentaipb.ProcessResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.ProcessDocument(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
func (c *documentProcessorGRPCClient) BatchProcessDocuments(ctx context.Context, req *documentaipb.BatchProcessRequest, opts ...gax.CallOption) (*BatchProcessDocumentsOperation, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).BatchProcessDocuments[0:len((*c.CallOptions).BatchProcessDocuments):len((*c.CallOptions).BatchProcessDocuments)], opts...)
var resp *longrunningpb.Operation
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.BatchProcessDocuments(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return &BatchProcessDocumentsOperation{
lro: longrunning.InternalNewOperation(*c.LROClient, resp),
}, nil
}
func (c *documentProcessorGRPCClient) FetchProcessorTypes(ctx context.Context, req *documentaipb.FetchProcessorTypesRequest, opts ...gax.CallOption) (*documentaipb.FetchProcessorTypesResponse, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).FetchProcessorTypes[0:len((*c.CallOptions).FetchProcessorTypes):len((*c.CallOptions).FetchProcessorTypes)], opts...)
var resp *documentaipb.FetchProcessorTypesResponse
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.FetchProcessorTypes(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
func (c *documentProcessorGRPCClient) ListProcessorTypes(ctx context.Context, req *documentaipb.ListProcessorTypesRequest, opts ...gax.CallOption) *ProcessorTypeIterator {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).ListProcessorTypes[0:len((*c.CallOptions).ListProcessorTypes):len((*c.CallOptions).ListProcessorTypes)], opts...)
it := &ProcessorTypeIterator{}
req = proto.Clone(req).(*documentaipb.ListProcessorTypesRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*documentaipb.ProcessorType, string, error) {
resp := &documentaipb.ListProcessorTypesResponse{}
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.documentProcessorClient.ListProcessorTypes(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
it.Response = resp
return resp.GetProcessorTypes(), 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 *documentProcessorGRPCClient) GetProcessorType(ctx context.Context, req *documentaipb.GetProcessorTypeRequest, opts ...gax.CallOption) (*documentaipb.ProcessorType, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).GetProcessorType[0:len((*c.CallOptions).GetProcessorType):len((*c.CallOptions).GetProcessorType)], opts...)
var resp *documentaipb.ProcessorType
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.GetProcessorType(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
func (c *documentProcessorGRPCClient) ListProcessors(ctx context.Context, req *documentaipb.ListProcessorsRequest, opts ...gax.CallOption) *ProcessorIterator {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).ListProcessors[0:len((*c.CallOptions).ListProcessors):len((*c.CallOptions).ListProcessors)], opts...)
it := &ProcessorIterator{}
req = proto.Clone(req).(*documentaipb.ListProcessorsRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*documentaipb.Processor, string, error) {
resp := &documentaipb.ListProcessorsResponse{}
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.documentProcessorClient.ListProcessors(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
it.Response = resp
return resp.GetProcessors(), 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 *documentProcessorGRPCClient) GetProcessor(ctx context.Context, req *documentaipb.GetProcessorRequest, opts ...gax.CallOption) (*documentaipb.Processor, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).GetProcessor[0:len((*c.CallOptions).GetProcessor):len((*c.CallOptions).GetProcessor)], opts...)
var resp *documentaipb.Processor
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.GetProcessor(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
func (c *documentProcessorGRPCClient) TrainProcessorVersion(ctx context.Context, req *documentaipb.TrainProcessorVersionRequest, opts ...gax.CallOption) (*TrainProcessorVersionOperation, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).TrainProcessorVersion[0:len((*c.CallOptions).TrainProcessorVersion):len((*c.CallOptions).TrainProcessorVersion)], opts...)
var resp *longrunningpb.Operation
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.TrainProcessorVersion(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return &TrainProcessorVersionOperation{
lro: longrunning.InternalNewOperation(*c.LROClient, resp),
}, nil
}
func (c *documentProcessorGRPCClient) GetProcessorVersion(ctx context.Context, req *documentaipb.GetProcessorVersionRequest, opts ...gax.CallOption) (*documentaipb.ProcessorVersion, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).GetProcessorVersion[0:len((*c.CallOptions).GetProcessorVersion):len((*c.CallOptions).GetProcessorVersion)], opts...)
var resp *documentaipb.ProcessorVersion
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.GetProcessorVersion(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return resp, nil
}
func (c *documentProcessorGRPCClient) ListProcessorVersions(ctx context.Context, req *documentaipb.ListProcessorVersionsRequest, opts ...gax.CallOption) *ProcessorVersionIterator {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "parent", url.QueryEscape(req.GetParent()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).ListProcessorVersions[0:len((*c.CallOptions).ListProcessorVersions):len((*c.CallOptions).ListProcessorVersions)], opts...)
it := &ProcessorVersionIterator{}
req = proto.Clone(req).(*documentaipb.ListProcessorVersionsRequest)
it.InternalFetch = func(pageSize int, pageToken string) ([]*documentaipb.ProcessorVersion, string, error) {
resp := &documentaipb.ListProcessorVersionsResponse{}
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.documentProcessorClient.ListProcessorVersions(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, "", err
}
it.Response = resp
return resp.GetProcessorVersions(), 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 *documentProcessorGRPCClient) DeleteProcessorVersion(ctx context.Context, req *documentaipb.DeleteProcessorVersionRequest, opts ...gax.CallOption) (*DeleteProcessorVersionOperation, error) {
hds := []string{"x-goog-request-params", fmt.Sprintf("%s=%v", "name", url.QueryEscape(req.GetName()))}
hds = append(c.xGoogHeaders, hds...)
ctx = gax.InsertMetadataIntoOutgoingContext(ctx, hds...)
opts = append((*c.CallOptions).DeleteProcessorVersion[0:len((*c.CallOptions).DeleteProcessorVersion):len((*c.CallOptions).DeleteProcessorVersion)], opts...)
var resp *longrunningpb.Operation
err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
var err error
resp, err = c.documentProcessorClient.DeleteProcessorVersion(ctx, req, settings.GRPC...)
return err
}, opts...)
if err != nil {
return nil, err
}
return &DeleteProcessorVersionOperation{
lro: longrunning.InternalNewOperation(*c.LROClient, resp),