/
api_op_DescribeDefaultClusterParameters.go
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/
api_op_DescribeDefaultClusterParameters.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 a list of parameter settings for the specified parameter group family.
// For more information about parameters and parameter groups, go to Amazon
// Redshift Parameter Groups
// (https://docs.aws.amazon.com/redshift/latest/mgmt/working-with-parameter-groups.html)
// in the Amazon Redshift Cluster Management Guide.
func (c *Client) DescribeDefaultClusterParameters(ctx context.Context, params *DescribeDefaultClusterParametersInput, optFns ...func(*Options)) (*DescribeDefaultClusterParametersOutput, error) {
if params == nil {
params = &DescribeDefaultClusterParametersInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeDefaultClusterParameters", params, optFns, c.addOperationDescribeDefaultClusterParametersMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeDefaultClusterParametersOutput)
out.ResultMetadata = metadata
return out, nil
}
//
type DescribeDefaultClusterParametersInput struct {
// The name of the cluster parameter group family.
//
// This member is required.
ParameterGroupFamily *string
// An optional parameter that specifies the starting point to return a set of
// response records. When the results of a DescribeDefaultClusterParameters request
// exceed the value specified in MaxRecords, Amazon Web Services 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.
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 a marker field of the response. You can retrieve the next set of
// records by retrying the command with the returned marker value. Default: 100
// Constraints: minimum 20, maximum 100.
MaxRecords *int32
noSmithyDocumentSerde
}
type DescribeDefaultClusterParametersOutput struct {
// Describes the default cluster parameters for a parameter group family.
DefaultClusterParameters *types.DefaultClusterParameters
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeDefaultClusterParametersMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsAwsquery_serializeOpDescribeDefaultClusterParameters{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsquery_deserializeOpDescribeDefaultClusterParameters{}, 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 = addOpDescribeDefaultClusterParametersValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeDefaultClusterParameters(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
}
// DescribeDefaultClusterParametersAPIClient is a client that implements the
// DescribeDefaultClusterParameters operation.
type DescribeDefaultClusterParametersAPIClient interface {
DescribeDefaultClusterParameters(context.Context, *DescribeDefaultClusterParametersInput, ...func(*Options)) (*DescribeDefaultClusterParametersOutput, error)
}
var _ DescribeDefaultClusterParametersAPIClient = (*Client)(nil)
// DescribeDefaultClusterParametersPaginatorOptions is the paginator options for
// DescribeDefaultClusterParameters
type DescribeDefaultClusterParametersPaginatorOptions 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 a marker field of the response. You can retrieve the next set of
// records by retrying the command with the returned marker value. 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
}
// DescribeDefaultClusterParametersPaginator is a paginator for
// DescribeDefaultClusterParameters
type DescribeDefaultClusterParametersPaginator struct {
options DescribeDefaultClusterParametersPaginatorOptions
client DescribeDefaultClusterParametersAPIClient
params *DescribeDefaultClusterParametersInput
nextToken *string
firstPage bool
}
// NewDescribeDefaultClusterParametersPaginator returns a new
// DescribeDefaultClusterParametersPaginator
func NewDescribeDefaultClusterParametersPaginator(client DescribeDefaultClusterParametersAPIClient, params *DescribeDefaultClusterParametersInput, optFns ...func(*DescribeDefaultClusterParametersPaginatorOptions)) *DescribeDefaultClusterParametersPaginator {
if params == nil {
params = &DescribeDefaultClusterParametersInput{}
}
options := DescribeDefaultClusterParametersPaginatorOptions{}
if params.MaxRecords != nil {
options.Limit = *params.MaxRecords
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeDefaultClusterParametersPaginator{
options: options,
client: client,
params: params,
firstPage: true,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeDefaultClusterParametersPaginator) HasMorePages() bool {
return p.firstPage || p.nextToken != nil
}
// NextPage retrieves the next DescribeDefaultClusterParameters page.
func (p *DescribeDefaultClusterParametersPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeDefaultClusterParametersOutput, 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.DescribeDefaultClusterParameters(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = nil
if result.DefaultClusterParameters != nil {
p.nextToken = result.DefaultClusterParameters.Marker
}
if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opDescribeDefaultClusterParameters(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "redshift",
OperationName: "DescribeDefaultClusterParameters",
}
}