/
api_op_ListTables.go
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/
api_op_ListTables.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package dynamodb
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
internalEndpointDiscovery "github.com/aws/aws-sdk-go-v2/service/internal/endpoint-discovery"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Returns an array of table names associated with the current account and
// endpoint. The output from ListTables is paginated, with each page returning a
// maximum of 100 table names.
func (c *Client) ListTables(ctx context.Context, params *ListTablesInput, optFns ...func(*Options)) (*ListTablesOutput, error) {
if params == nil {
params = &ListTablesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "ListTables", params, optFns, c.addOperationListTablesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*ListTablesOutput)
out.ResultMetadata = metadata
return out, nil
}
// Represents the input of a ListTables operation.
type ListTablesInput struct {
// The first table name that this operation will evaluate. Use the value that was
// returned for LastEvaluatedTableName in a previous operation, so that you can
// obtain the next page of results.
ExclusiveStartTableName *string
// A maximum number of table names to return. If this parameter is not specified,
// the limit is 100.
Limit *int32
noSmithyDocumentSerde
}
// Represents the output of a ListTables operation.
type ListTablesOutput struct {
// The name of the last table in the current page of results. Use this value as
// the ExclusiveStartTableName in a new request to obtain the next page of
// results, until all the table names are returned.
//
// If you do not receive a LastEvaluatedTableName value in the response, this
// means that there are no more table names to be retrieved.
LastEvaluatedTableName *string
// The names of the tables associated with the current account at the current
// endpoint. The maximum size of this array is 100.
//
// If LastEvaluatedTableName also appears in the output, you can use this value as
// the ExclusiveStartTableName parameter in a subsequent ListTables request and
// obtain the next page of results.
TableNames []string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationListTablesMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson10_serializeOpListTables{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson10_deserializeOpListTables{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "ListTables"); 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 = addClientRequestID(stack); err != nil {
return err
}
if err = addComputeContentLength(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addComputePayloadSHA256(stack); err != nil {
return err
}
if err = addRetry(stack, options); err != nil {
return err
}
if err = addRawResponseToMetadata(stack); err != nil {
return err
}
if err = 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 = addOpListTablesDiscoverEndpointMiddleware(stack, options, c); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListTables(options.Region), middleware.Before); err != nil {
return err
}
if err = addRecursionDetection(stack); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addValidateResponseChecksum(stack, options); err != nil {
return err
}
if err = addAcceptEncodingGzip(stack, options); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
func addOpListTablesDiscoverEndpointMiddleware(stack *middleware.Stack, o Options, c *Client) error {
return stack.Finalize.Insert(&internalEndpointDiscovery.DiscoverEndpoint{
Options: []func(*internalEndpointDiscovery.DiscoverEndpointOptions){
func(opt *internalEndpointDiscovery.DiscoverEndpointOptions) {
opt.DisableHTTPS = o.EndpointOptions.DisableHTTPS
opt.Logger = o.Logger
},
},
DiscoverOperation: c.fetchOpListTablesDiscoverEndpoint,
EndpointDiscoveryEnableState: o.EndpointDiscovery.EnableEndpointDiscovery,
EndpointDiscoveryRequired: false,
Region: o.Region,
}, "ResolveEndpointV2", middleware.After)
}
func (c *Client) fetchOpListTablesDiscoverEndpoint(ctx context.Context, region string, optFns ...func(*internalEndpointDiscovery.DiscoverEndpointOptions)) (internalEndpointDiscovery.WeightedAddress, error) {
input := getOperationInput(ctx)
in, ok := input.(*ListTablesInput)
if !ok {
return internalEndpointDiscovery.WeightedAddress{}, fmt.Errorf("unknown input type %T", input)
}
_ = in
identifierMap := make(map[string]string, 0)
identifierMap["sdk#Region"] = region
key := fmt.Sprintf("DynamoDB.%v", identifierMap)
if v, ok := c.endpointCache.Get(key); ok {
return v, nil
}
discoveryOperationInput := &DescribeEndpointsInput{}
opt := internalEndpointDiscovery.DiscoverEndpointOptions{}
for _, fn := range optFns {
fn(&opt)
}
go c.handleEndpointDiscoveryFromService(ctx, discoveryOperationInput, region, key, opt)
return internalEndpointDiscovery.WeightedAddress{}, nil
}
// ListTablesAPIClient is a client that implements the ListTables operation.
type ListTablesAPIClient interface {
ListTables(context.Context, *ListTablesInput, ...func(*Options)) (*ListTablesOutput, error)
}
var _ ListTablesAPIClient = (*Client)(nil)
// ListTablesPaginatorOptions is the paginator options for ListTables
type ListTablesPaginatorOptions struct {
// A maximum number of table names to return. If this parameter is not specified,
// the limit is 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
}
// ListTablesPaginator is a paginator for ListTables
type ListTablesPaginator struct {
options ListTablesPaginatorOptions
client ListTablesAPIClient
params *ListTablesInput
nextToken *string
firstPage bool
}
// NewListTablesPaginator returns a new ListTablesPaginator
func NewListTablesPaginator(client ListTablesAPIClient, params *ListTablesInput, optFns ...func(*ListTablesPaginatorOptions)) *ListTablesPaginator {
if params == nil {
params = &ListTablesInput{}
}
options := ListTablesPaginatorOptions{}
if params.Limit != nil {
options.Limit = *params.Limit
}
for _, fn := range optFns {
fn(&options)
}
return &ListTablesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.ExclusiveStartTableName,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *ListTablesPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next ListTables page.
func (p *ListTablesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListTablesOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.ExclusiveStartTableName = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.Limit = limit
result, err := p.client.ListTables(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.LastEvaluatedTableName
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opListTables(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "ListTables",
}
}