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api_op_ListStreams.go
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api_op_ListStreams.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package kinesisvideo
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/kinesisvideo/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns an array of StreamInfo objects. Each object describes a stream. To
// retrieve only streams that satisfy a specific condition, you can specify a
// StreamNameCondition.
func (c *Client) ListStreams(ctx context.Context, params *ListStreamsInput, optFns ...func(*Options)) (*ListStreamsOutput, error) {
if params == nil {
params = &ListStreamsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListStreams", params, optFns, c.addOperationListStreamsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListStreamsOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListStreamsInput struct {
// The maximum number of streams to return in the response. The default is 10,000.
MaxResults *int32
// If you specify this parameter, when the result of a ListStreams operation is
// truncated, the call returns the NextToken in the response. To get another batch
// of streams, provide this token in your next request.
NextToken *string
// Optional: Returns only streams that satisfy a specific condition. Currently, you
// can specify only the prefix of a stream name as a condition.
StreamNameCondition *types.StreamNameCondition
noSmithyDocumentSerde
}
type ListStreamsOutput struct {
// If the response is truncated, the call returns this element with a token. To get
// the next batch of streams, use this token in your next request.
NextToken *string
// An array of StreamInfo objects.
StreamInfoList []types.StreamInfo
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListStreamsMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsRestjson1_serializeOpListStreams{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListStreams{}, middleware.After)
if 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 = addHTTPSignerV4Middleware(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); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListStreams(options.Region), middleware.Before); 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
}
return nil
}
// ListStreamsAPIClient is a client that implements the ListStreams operation.
type ListStreamsAPIClient interface {
ListStreams(context.Context, *ListStreamsInput, ...func(*Options)) (*ListStreamsOutput, error)
}
var _ ListStreamsAPIClient = (*Client)(nil)
// ListStreamsPaginatorOptions is the paginator options for ListStreams
type ListStreamsPaginatorOptions struct {
// The maximum number of streams to return in the response. The default is 10,000.
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
}
// ListStreamsPaginator is a paginator for ListStreams
type ListStreamsPaginator struct {
options ListStreamsPaginatorOptions
client ListStreamsAPIClient
params *ListStreamsInput
nextToken *string
firstPage bool
}
// NewListStreamsPaginator returns a new ListStreamsPaginator
func NewListStreamsPaginator(client ListStreamsAPIClient, params *ListStreamsInput, optFns ...func(*ListStreamsPaginatorOptions)) *ListStreamsPaginator {
if params == nil {
params = &ListStreamsInput{}
}
options := ListStreamsPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListStreamsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListStreamsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListStreams page.
func (p *ListStreamsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListStreamsOutput, 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.ListStreams(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_opListStreams(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "kinesisvideo",
OperationName: "ListStreams",
}
}