/
api_op_DescribeClusterDbRevisions.go
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/
api_op_DescribeClusterDbRevisions.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package redshift
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/redshift/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns an array of ClusterDbRevision objects.
func (c *Client) DescribeClusterDbRevisions(ctx context.Context, params *DescribeClusterDbRevisionsInput, optFns ...func(*Options)) (*DescribeClusterDbRevisionsOutput, error) {
if params == nil {
params = &DescribeClusterDbRevisionsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeClusterDbRevisions", params, optFns, addOperationDescribeClusterDbRevisionsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeClusterDbRevisionsOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribeClusterDbRevisionsInput struct {
// A unique identifier for a cluster whose ClusterDbRevisions you are requesting.
// This parameter is case sensitive. All clusters defined for an account are
// returned by default.
ClusterIdentifier *string
// An optional parameter that specifies the starting point for returning a set of
// response records. When the results of a DescribeClusterDbRevisions request
// exceed the value specified in MaxRecords, Amazon Redshift returns a value in the
// marker field of the response. You can retrieve the next set of response records
// by providing the returned marker value in the marker parameter and retrying the
// request. Constraints: You can specify either the ClusterIdentifier parameter, or
// the marker parameter, but not both.
Marker *string
// The maximum number of response records to return in each call. If the number of
// remaining response records exceeds the specified MaxRecords value, a value is
// returned in the marker field of the response. You can retrieve the next set of
// response records by providing the returned marker value in the marker parameter
// and retrying the request. Default: 100 Constraints: minimum 20, maximum 100.
MaxRecords *int32
}
type DescribeClusterDbRevisionsOutput struct {
// A list of revisions.
ClusterDbRevisions []types.ClusterDbRevision
// A string representing the starting point for the next set of revisions. If a
// value is returned in a response, you can retrieve the next set of revisions by
// providing the value in the marker parameter and retrying the command. If the
// marker field is empty, all revisions have already been returned.
Marker *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
}
func addOperationDescribeClusterDbRevisionsMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsAwsquery_serializeOpDescribeClusterDbRevisions{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsquery_deserializeOpDescribeClusterDbRevisions{}, 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_opDescribeClusterDbRevisions(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
}
// DescribeClusterDbRevisionsAPIClient is a client that implements the
// DescribeClusterDbRevisions operation.
type DescribeClusterDbRevisionsAPIClient interface {
DescribeClusterDbRevisions(context.Context, *DescribeClusterDbRevisionsInput, ...func(*Options)) (*DescribeClusterDbRevisionsOutput, error)
}
var _ DescribeClusterDbRevisionsAPIClient = (*Client)(nil)
// DescribeClusterDbRevisionsPaginatorOptions is the paginator options for
// DescribeClusterDbRevisions
type DescribeClusterDbRevisionsPaginatorOptions struct {
// The maximum number of response records to return in each call. If the number of
// remaining response records exceeds the specified MaxRecords value, a value is
// returned in the marker field of the response. You can retrieve the next set of
// response records by providing the returned marker value in the marker parameter
// and retrying the request. Default: 100 Constraints: minimum 20, maximum 100.
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
}
// DescribeClusterDbRevisionsPaginator is a paginator for
// DescribeClusterDbRevisions
type DescribeClusterDbRevisionsPaginator struct {
options DescribeClusterDbRevisionsPaginatorOptions
client DescribeClusterDbRevisionsAPIClient
params *DescribeClusterDbRevisionsInput
nextToken *string
firstPage bool
}
// NewDescribeClusterDbRevisionsPaginator returns a new
// DescribeClusterDbRevisionsPaginator
func NewDescribeClusterDbRevisionsPaginator(client DescribeClusterDbRevisionsAPIClient, params *DescribeClusterDbRevisionsInput, optFns ...func(*DescribeClusterDbRevisionsPaginatorOptions)) *DescribeClusterDbRevisionsPaginator {
if params == nil {
params = &DescribeClusterDbRevisionsInput{}
}
options := DescribeClusterDbRevisionsPaginatorOptions{}
if params.MaxRecords != nil {
options.Limit = *params.MaxRecords
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeClusterDbRevisionsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeClusterDbRevisionsPaginator) HasMorePages() bool {
return p.firstPage || p.nextToken != nil
}
// NextPage retrieves the next DescribeClusterDbRevisions page.
func (p *DescribeClusterDbRevisionsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeClusterDbRevisionsOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.Marker = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxRecords = limit
result, err := p.client.DescribeClusterDbRevisions(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.Marker
if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opDescribeClusterDbRevisions(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "redshift",
OperationName: "DescribeClusterDbRevisions",
}
}