/
api_op_ListModels.go
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/
api_op_ListModels.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package lookoutvision
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/service/lookoutvision/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Lists the versions of a model in an Amazon Lookout for Vision project. The
// ListModels operation is eventually consistent. Recent calls to CreateModel
// might take a while to appear in the response from ListProjects . This operation
// requires permissions to perform the lookoutvision:ListModels operation.
func (c *Client) ListModels(ctx context.Context, params *ListModelsInput, optFns ...func(*Options)) (*ListModelsOutput, error) {
if params == nil {
params = &ListModelsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListModels", params, optFns, c.addOperationListModelsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListModelsOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListModelsInput struct {
// The name of the project that contains the model versions that you want to list.
//
// This member is required.
ProjectName *string
// The maximum number of results to return per paginated call. The largest value
// you can specify is 100. If you specify a value greater than 100, a
// ValidationException error occurs. The default value is 100.
MaxResults *int32
// If the previous response was incomplete (because there is more data to
// retrieve), Amazon Lookout for Vision returns a pagination token in the response.
// You can use this pagination token to retrieve the next set of models.
NextToken *string
noSmithyDocumentSerde
}
type ListModelsOutput struct {
// A list of model versions in the specified project.
Models []types.ModelMetadata
// If the response is truncated, Amazon Lookout for Vision returns this token that
// you can use in the subsequent request to retrieve the next set of models.
NextToken *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListModelsMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsRestjson1_serializeOpListModels{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListModels{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "ListModels"); err != nil {
return fmt.Errorf("add protocol finalizers: %v", err)
}
if err = addlegacyEndpointContextSetter(stack, options); err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = addClientRequestID(stack); err != nil {
return err
}
if err = addComputeContentLength(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addComputePayloadSHA256(stack); err != nil {
return err
}
if err = addRetry(stack, options); err != nil {
return err
}
if err = addRawResponseToMetadata(stack); err != nil {
return err
}
if err = addRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack, options); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addOpListModelsValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListModels(options.Region), middleware.Before); err != nil {
return err
}
if err = addRecursionDetection(stack); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
// ListModelsAPIClient is a client that implements the ListModels operation.
type ListModelsAPIClient interface {
ListModels(context.Context, *ListModelsInput, ...func(*Options)) (*ListModelsOutput, error)
}
var _ ListModelsAPIClient = (*Client)(nil)
// ListModelsPaginatorOptions is the paginator options for ListModels
type ListModelsPaginatorOptions struct {
// The maximum number of results to return per paginated call. The largest value
// you can specify is 100. If you specify a value greater than 100, a
// ValidationException error occurs. The default value is 100.
Limit int32
// Set to true if pagination should stop if the service returns a pagination token
// that matches the most recent token provided to the service.
StopOnDuplicateToken bool
}
// ListModelsPaginator is a paginator for ListModels
type ListModelsPaginator struct {
options ListModelsPaginatorOptions
client ListModelsAPIClient
params *ListModelsInput
nextToken *string
firstPage bool
}
// NewListModelsPaginator returns a new ListModelsPaginator
func NewListModelsPaginator(client ListModelsAPIClient, params *ListModelsInput, optFns ...func(*ListModelsPaginatorOptions)) *ListModelsPaginator {
if params == nil {
params = &ListModelsInput{}
}
options := ListModelsPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListModelsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListModelsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListModels page.
func (p *ListModelsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListModelsOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.NextToken = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxResults = limit
result, err := p.client.ListModels(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.NextToken
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opListModels(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "ListModels",
}
}