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api_op_ListSchedulingPolicies.go
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/
api_op_ListSchedulingPolicies.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package batch
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/batch/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns a list of Batch scheduling policies.
func (c *Client) ListSchedulingPolicies(ctx context.Context, params *ListSchedulingPoliciesInput, optFns ...func(*Options)) (*ListSchedulingPoliciesOutput, error) {
if params == nil {
params = &ListSchedulingPoliciesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListSchedulingPolicies", params, optFns, c.addOperationListSchedulingPoliciesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListSchedulingPoliciesOutput)
out.ResultMetadata = metadata
return out, nil
}
// Contains the parameters for ListSchedulingPolicies.
type ListSchedulingPoliciesInput struct {
// The maximum number of results that's returned by ListSchedulingPolicies in
// paginated output. When this parameter is used, ListSchedulingPolicies only
// returns maxResults results in a single page and a nextToken response element.
// You can see the remaining results of the initial request by sending another
// ListSchedulingPolicies request with the returned nextToken value. This value can
// be between 1 and 100. If this parameter isn't used, ListSchedulingPolicies
// returns up to 100 results and a nextToken value if applicable.
MaxResults *int32
// The nextToken value that's returned from a previous paginated
// ListSchedulingPolicies request where maxResults was used and the results
// exceeded the value of that parameter. Pagination continues from the end of the
// previous results that returned the nextToken value. This value is null when
// there are no more results to return. This token should be treated as an opaque
// identifier that's only used to retrieve the next items in a list and not for
// other programmatic purposes.
NextToken *string
noSmithyDocumentSerde
}
type ListSchedulingPoliciesOutput struct {
// The nextToken value to include in a future ListSchedulingPolicies request. When
// the results of a ListSchedulingPolicies request exceed maxResults, this value
// can be used to retrieve the next page of results. This value is null when there
// are no more results to return.
NextToken *string
// A list of scheduling policies that match the request.
SchedulingPolicies []types.SchedulingPolicyListingDetail
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListSchedulingPoliciesMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsRestjson1_serializeOpListSchedulingPolicies{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListSchedulingPolicies{}, 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_opListSchedulingPolicies(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
}
// ListSchedulingPoliciesAPIClient is a client that implements the
// ListSchedulingPolicies operation.
type ListSchedulingPoliciesAPIClient interface {
ListSchedulingPolicies(context.Context, *ListSchedulingPoliciesInput, ...func(*Options)) (*ListSchedulingPoliciesOutput, error)
}
var _ ListSchedulingPoliciesAPIClient = (*Client)(nil)
// ListSchedulingPoliciesPaginatorOptions is the paginator options for
// ListSchedulingPolicies
type ListSchedulingPoliciesPaginatorOptions struct {
// The maximum number of results that's returned by ListSchedulingPolicies in
// paginated output. When this parameter is used, ListSchedulingPolicies only
// returns maxResults results in a single page and a nextToken response element.
// You can see the remaining results of the initial request by sending another
// ListSchedulingPolicies request with the returned nextToken value. This value can
// be between 1 and 100. If this parameter isn't used, ListSchedulingPolicies
// returns up to 100 results and a nextToken value if applicable.
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
}
// ListSchedulingPoliciesPaginator is a paginator for ListSchedulingPolicies
type ListSchedulingPoliciesPaginator struct {
options ListSchedulingPoliciesPaginatorOptions
client ListSchedulingPoliciesAPIClient
params *ListSchedulingPoliciesInput
nextToken *string
firstPage bool
}
// NewListSchedulingPoliciesPaginator returns a new ListSchedulingPoliciesPaginator
func NewListSchedulingPoliciesPaginator(client ListSchedulingPoliciesAPIClient, params *ListSchedulingPoliciesInput, optFns ...func(*ListSchedulingPoliciesPaginatorOptions)) *ListSchedulingPoliciesPaginator {
if params == nil {
params = &ListSchedulingPoliciesInput{}
}
options := ListSchedulingPoliciesPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListSchedulingPoliciesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListSchedulingPoliciesPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListSchedulingPolicies page.
func (p *ListSchedulingPoliciesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListSchedulingPoliciesOutput, 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.ListSchedulingPolicies(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_opListSchedulingPolicies(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "batch",
OperationName: "ListSchedulingPolicies",
}
}