/
api_op_ListFilters.go
216 lines (182 loc) · 5.75 KB
/
api_op_ListFilters.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package personalize
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/personalize/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Lists all filters that belong to a given dataset group.
func (c *Client) ListFilters(ctx context.Context, params *ListFiltersInput, optFns ...func(*Options)) (*ListFiltersOutput, error) {
if params == nil {
params = &ListFiltersInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListFilters", params, optFns, c.addOperationListFiltersMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListFiltersOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListFiltersInput struct {
// The ARN of the dataset group that contains the filters.
DatasetGroupArn *string
// The maximum number of filters to return.
MaxResults *int32
// A token returned from the previous call to ListFilters for getting the next set
// of filters (if they exist).
NextToken *string
noSmithyDocumentSerde
}
type ListFiltersOutput struct {
// A list of returned filters.
Filters []types.FilterSummary
// A token for getting the next set of filters (if they exist).
NextToken *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListFiltersMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsAwsjson11_serializeOpListFilters{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpListFilters{}, 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_opListFilters(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
}
// ListFiltersAPIClient is a client that implements the ListFilters operation.
type ListFiltersAPIClient interface {
ListFilters(context.Context, *ListFiltersInput, ...func(*Options)) (*ListFiltersOutput, error)
}
var _ ListFiltersAPIClient = (*Client)(nil)
// ListFiltersPaginatorOptions is the paginator options for ListFilters
type ListFiltersPaginatorOptions struct {
// The maximum number of filters to return.
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
}
// ListFiltersPaginator is a paginator for ListFilters
type ListFiltersPaginator struct {
options ListFiltersPaginatorOptions
client ListFiltersAPIClient
params *ListFiltersInput
nextToken *string
firstPage bool
}
// NewListFiltersPaginator returns a new ListFiltersPaginator
func NewListFiltersPaginator(client ListFiltersAPIClient, params *ListFiltersInput, optFns ...func(*ListFiltersPaginatorOptions)) *ListFiltersPaginator {
if params == nil {
params = &ListFiltersInput{}
}
options := ListFiltersPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListFiltersPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListFiltersPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListFilters page.
func (p *ListFiltersPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListFiltersOutput, 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.ListFilters(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_opListFilters(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "personalize",
OperationName: "ListFilters",
}
}