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api_op_ListElasticsearchInstanceTypes.go
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api_op_ListElasticsearchInstanceTypes.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package elasticsearchservice
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/elasticsearchservice/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// List all Elasticsearch instance types that are supported for given
// ElasticsearchVersion
func (c *Client) ListElasticsearchInstanceTypes(ctx context.Context, params *ListElasticsearchInstanceTypesInput, optFns ...func(*Options)) (*ListElasticsearchInstanceTypesOutput, error) {
if params == nil {
params = &ListElasticsearchInstanceTypesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListElasticsearchInstanceTypes", params, optFns, c.addOperationListElasticsearchInstanceTypesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListElasticsearchInstanceTypesOutput)
out.ResultMetadata = metadata
return out, nil
}
// Container for the parameters to the ListElasticsearchInstanceTypes operation.
type ListElasticsearchInstanceTypesInput struct {
// Version of Elasticsearch for which list of supported elasticsearch instance
// types are needed.
//
// This member is required.
ElasticsearchVersion *string
// DomainName represents the name of the Domain that we are trying to modify. This
// should be present only if we are querying for list of available Elasticsearch
// instance types when modifying existing domain.
DomainName *string
// Set this value to limit the number of results returned. Value provided must be
// greater than 30 else it wont be honored.
MaxResults int32
// NextToken should be sent in case if earlier API call produced result containing
// NextToken. It is used for pagination.
NextToken *string
noSmithyDocumentSerde
}
// Container for the parameters returned by ListElasticsearchInstanceTypes
// operation.
type ListElasticsearchInstanceTypesOutput struct {
// List of instance types supported by Amazon Elasticsearch service for given
// ElasticsearchVersion
ElasticsearchInstanceTypes []types.ESPartitionInstanceType
// In case if there are more results available NextToken would be present, make
// further request to the same API with received NextToken to paginate remaining
// results.
NextToken *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListElasticsearchInstanceTypesMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsRestjson1_serializeOpListElasticsearchInstanceTypes{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListElasticsearchInstanceTypes{}, 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 = addOpListElasticsearchInstanceTypesValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListElasticsearchInstanceTypes(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
}
// ListElasticsearchInstanceTypesAPIClient is a client that implements the
// ListElasticsearchInstanceTypes operation.
type ListElasticsearchInstanceTypesAPIClient interface {
ListElasticsearchInstanceTypes(context.Context, *ListElasticsearchInstanceTypesInput, ...func(*Options)) (*ListElasticsearchInstanceTypesOutput, error)
}
var _ ListElasticsearchInstanceTypesAPIClient = (*Client)(nil)
// ListElasticsearchInstanceTypesPaginatorOptions is the paginator options for
// ListElasticsearchInstanceTypes
type ListElasticsearchInstanceTypesPaginatorOptions struct {
// Set this value to limit the number of results returned. Value provided must be
// greater than 30 else it wont be honored.
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
}
// ListElasticsearchInstanceTypesPaginator is a paginator for
// ListElasticsearchInstanceTypes
type ListElasticsearchInstanceTypesPaginator struct {
options ListElasticsearchInstanceTypesPaginatorOptions
client ListElasticsearchInstanceTypesAPIClient
params *ListElasticsearchInstanceTypesInput
nextToken *string
firstPage bool
}
// NewListElasticsearchInstanceTypesPaginator returns a new
// ListElasticsearchInstanceTypesPaginator
func NewListElasticsearchInstanceTypesPaginator(client ListElasticsearchInstanceTypesAPIClient, params *ListElasticsearchInstanceTypesInput, optFns ...func(*ListElasticsearchInstanceTypesPaginatorOptions)) *ListElasticsearchInstanceTypesPaginator {
if params == nil {
params = &ListElasticsearchInstanceTypesInput{}
}
options := ListElasticsearchInstanceTypesPaginatorOptions{}
if params.MaxResults != 0 {
options.Limit = params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListElasticsearchInstanceTypesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListElasticsearchInstanceTypesPaginator) HasMorePages() bool {
return p.firstPage || p.nextToken != nil
}
// NextPage retrieves the next ListElasticsearchInstanceTypes page.
func (p *ListElasticsearchInstanceTypesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListElasticsearchInstanceTypesOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.NextToken = p.nextToken
params.MaxResults = p.options.Limit
result, err := p.client.ListElasticsearchInstanceTypes(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_opListElasticsearchInstanceTypes(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "es",
OperationName: "ListElasticsearchInstanceTypes",
}
}