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api_op_ListContainers.go
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/
api_op_ListContainers.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package mediastore
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/aws-sdk-go-v2/service/mediastore/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Lists the properties of all containers in AWS Elemental MediaStore. You can
// query to receive all the containers in one response. Or you can include the
// MaxResults parameter to receive a limited number of containers in each response.
// In this case, the response includes a token. To get the next set of containers,
// send the command again, this time with the NextToken parameter (with the
// returned token as its value). The next set of responses appears, with a token if
// there are still more containers to receive. See also DescribeContainer , which
// gets the properties of one container.
func (c *Client) ListContainers(ctx context.Context, params *ListContainersInput, optFns ...func(*Options)) (*ListContainersOutput, error) {
if params == nil {
params = &ListContainersInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListContainers", params, optFns, c.addOperationListContainersMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListContainersOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListContainersInput struct {
// Enter the maximum number of containers in the response. Use from 1 to 255
// characters.
MaxResults *int32
// Only if you used MaxResults in the first command, enter the token (which was
// included in the previous response) to obtain the next set of containers. This
// token is included in a response only if there actually are more containers to
// list.
NextToken *string
noSmithyDocumentSerde
}
type ListContainersOutput struct {
// The names of the containers.
//
// This member is required.
Containers []types.Container
// NextToken is the token to use in the next call to ListContainers . This token is
// returned only if you included the MaxResults tag in the original command, and
// only if there are still containers to return.
NextToken *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListContainersMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson11_serializeOpListContainers{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpListContainers{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "ListContainers"); 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 = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
return err
}
if err = addRetryMiddlewares(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
return err
}
if err = awsmiddleware.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 = stack.Initialize.Add(newServiceMetadataMiddleware_opListContainers(options.Region), middleware.Before); err != nil {
return err
}
if err = awsmiddleware.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
}
// ListContainersAPIClient is a client that implements the ListContainers
// operation.
type ListContainersAPIClient interface {
ListContainers(context.Context, *ListContainersInput, ...func(*Options)) (*ListContainersOutput, error)
}
var _ ListContainersAPIClient = (*Client)(nil)
// ListContainersPaginatorOptions is the paginator options for ListContainers
type ListContainersPaginatorOptions struct {
// Enter the maximum number of containers in the response. Use from 1 to 255
// characters.
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
}
// ListContainersPaginator is a paginator for ListContainers
type ListContainersPaginator struct {
options ListContainersPaginatorOptions
client ListContainersAPIClient
params *ListContainersInput
nextToken *string
firstPage bool
}
// NewListContainersPaginator returns a new ListContainersPaginator
func NewListContainersPaginator(client ListContainersAPIClient, params *ListContainersInput, optFns ...func(*ListContainersPaginatorOptions)) *ListContainersPaginator {
if params == nil {
params = &ListContainersInput{}
}
options := ListContainersPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListContainersPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListContainersPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListContainers page.
func (p *ListContainersPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListContainersOutput, 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.ListContainers(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_opListContainers(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "ListContainers",
}
}