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api_op_DescribePrefixLists.go
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api_op_DescribePrefixLists.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package ec2
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/ec2/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Describes available Amazon Web Services services in a prefix list format, which
// includes the prefix list name and prefix list ID of the service and the IP
// address range for the service. We recommend that you use
// DescribeManagedPrefixLists instead.
func (c *Client) DescribePrefixLists(ctx context.Context, params *DescribePrefixListsInput, optFns ...func(*Options)) (*DescribePrefixListsOutput, error) {
if params == nil {
params = &DescribePrefixListsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribePrefixLists", params, optFns, c.addOperationDescribePrefixListsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribePrefixListsOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribePrefixListsInput struct {
// Checks whether you have the required permissions for the action, without
// actually making the request, and provides an error response. If you have the
// required permissions, the error response is DryRunOperation . Otherwise, it is
// UnauthorizedOperation .
DryRun *bool
// One or more filters.
// - prefix-list-id : The ID of a prefix list.
// - prefix-list-name : The name of a prefix list.
Filters []types.Filter
// The maximum number of results to return with a single call. To retrieve the
// remaining results, make another call with the returned nextToken value.
MaxResults *int32
// The token for the next page of results.
NextToken *string
// One or more prefix list IDs.
PrefixListIds []string
noSmithyDocumentSerde
}
type DescribePrefixListsOutput struct {
// The token to use to retrieve the next page of results. This value is null when
// there are no more results to return.
NextToken *string
// All available prefix lists.
PrefixLists []types.PrefixList
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribePrefixListsMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsEc2query_serializeOpDescribePrefixLists{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsEc2query_deserializeOpDescribePrefixLists{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "DescribePrefixLists"); 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_opDescribePrefixLists(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
}
// DescribePrefixListsAPIClient is a client that implements the
// DescribePrefixLists operation.
type DescribePrefixListsAPIClient interface {
DescribePrefixLists(context.Context, *DescribePrefixListsInput, ...func(*Options)) (*DescribePrefixListsOutput, error)
}
var _ DescribePrefixListsAPIClient = (*Client)(nil)
// DescribePrefixListsPaginatorOptions is the paginator options for
// DescribePrefixLists
type DescribePrefixListsPaginatorOptions struct {
// The maximum number of results to return with a single call. To retrieve the
// remaining results, make another call with the returned nextToken value.
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
}
// DescribePrefixListsPaginator is a paginator for DescribePrefixLists
type DescribePrefixListsPaginator struct {
options DescribePrefixListsPaginatorOptions
client DescribePrefixListsAPIClient
params *DescribePrefixListsInput
nextToken *string
firstPage bool
}
// NewDescribePrefixListsPaginator returns a new DescribePrefixListsPaginator
func NewDescribePrefixListsPaginator(client DescribePrefixListsAPIClient, params *DescribePrefixListsInput, optFns ...func(*DescribePrefixListsPaginatorOptions)) *DescribePrefixListsPaginator {
if params == nil {
params = &DescribePrefixListsInput{}
}
options := DescribePrefixListsPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &DescribePrefixListsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribePrefixListsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next DescribePrefixLists page.
func (p *DescribePrefixListsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribePrefixListsOutput, 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.DescribePrefixLists(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_opDescribePrefixLists(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "DescribePrefixLists",
}
}