/
api_op_ListNodes.go
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/
api_op_ListNodes.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package kafka
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/kafka/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns a list of the broker nodes in the cluster.
func (c *Client) ListNodes(ctx context.Context, params *ListNodesInput, optFns ...func(*Options)) (*ListNodesOutput, error) {
if params == nil {
params = &ListNodesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListNodes", params, optFns, addOperationListNodesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListNodesOutput)
out.ResultMetadata = metadata
return out, nil
}
type ListNodesInput struct {
// The Amazon Resource Name (ARN) that uniquely identifies the cluster.
//
// This member is required.
ClusterArn *string
// The maximum number of results to return in the response. If there are more
// results, the response includes a NextToken parameter.
MaxResults int32
// The paginated results marker. When the result of the operation is truncated, the
// call returns NextToken in the response. To get the next batch, provide this
// token in your next request.
NextToken *string
}
type ListNodesOutput struct {
// The paginated results marker. When the result of a ListNodes operation is
// truncated, the call returns NextToken in the response. To get another batch of
// nodes, provide this token in your next request.
NextToken *string
// List containing a NodeInfo object.
NodeInfoList []types.NodeInfo
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
}
func addOperationListNodesMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsRestjson1_serializeOpListNodes{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsRestjson1_deserializeOpListNodes{}, 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 = addOpListNodesValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListNodes(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
}
// ListNodesAPIClient is a client that implements the ListNodes operation.
type ListNodesAPIClient interface {
ListNodes(context.Context, *ListNodesInput, ...func(*Options)) (*ListNodesOutput, error)
}
var _ ListNodesAPIClient = (*Client)(nil)
// ListNodesPaginatorOptions is the paginator options for ListNodes
type ListNodesPaginatorOptions struct {
// The maximum number of results to return in the response. If there are more
// results, the response includes a NextToken parameter.
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
}
// ListNodesPaginator is a paginator for ListNodes
type ListNodesPaginator struct {
options ListNodesPaginatorOptions
client ListNodesAPIClient
params *ListNodesInput
nextToken *string
firstPage bool
}
// NewListNodesPaginator returns a new ListNodesPaginator
func NewListNodesPaginator(client ListNodesAPIClient, params *ListNodesInput, optFns ...func(*ListNodesPaginatorOptions)) *ListNodesPaginator {
if params == nil {
params = &ListNodesInput{}
}
options := ListNodesPaginatorOptions{}
if params.MaxResults != 0 {
options.Limit = params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &ListNodesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListNodesPaginator) HasMorePages() bool {
return p.firstPage || p.nextToken != nil
}
// NextPage retrieves the next ListNodes page.
func (p *ListNodesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListNodesOutput, 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.ListNodes(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_opListNodes(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "kafka",
OperationName: "ListNodes",
}
}