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api_op_QueryObjects.go
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api_op_QueryObjects.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package datapipeline
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/service/datapipeline/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Queries the specified pipeline for the names of objects that match the
// specified set of conditions. POST / HTTP/1.1 Content-Type:
// application/x-amz-json-1.1 X-Amz-Target: DataPipeline.QueryObjects
// Content-Length: 123 Host: datapipeline.us-east-1.amazonaws.com X-Amz-Date: Mon,
// 12 Nov 2012 17:49:52 GMT Authorization: AuthParams {"pipelineId":
// "df-06372391ZG65EXAMPLE", "query": {"selectors": [ ] }, "sphere": "INSTANCE",
// "marker": "", "limit": 10} x-amzn-RequestId:
// 14d704c1-0775-11e2-af6f-6bc7a6be60d9 Content-Type: application/x-amz-json-1.1
// Content-Length: 72 Date: Mon, 12 Nov 2012 17:50:53 GMT {"hasMoreResults": false,
// "ids": ["@SayHello_1_2012-09-25T17:00:00"] }
func (c *Client) QueryObjects(ctx context.Context, params *QueryObjectsInput, optFns ...func(*Options)) (*QueryObjectsOutput, error) {
if params == nil {
params = &QueryObjectsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "QueryObjects", params, optFns, c.addOperationQueryObjectsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*QueryObjectsOutput)
out.ResultMetadata = metadata
return out, nil
}
// Contains the parameters for QueryObjects.
type QueryObjectsInput struct {
// The ID of the pipeline.
//
// This member is required.
PipelineId *string
// Indicates whether the query applies to components or instances. The possible
// values are: COMPONENT , INSTANCE , and ATTEMPT .
//
// This member is required.
Sphere *string
// The maximum number of object names that QueryObjects will return in a single
// call. The default value is 100.
Limit *int32
// The starting point for the results to be returned. For the first call, this
// value should be empty. As long as there are more results, continue to call
// QueryObjects with the marker value from the previous call to retrieve the next
// set of results.
Marker *string
// The query that defines the objects to be returned. The Query object can contain
// a maximum of ten selectors. The conditions in the query are limited to top-level
// String fields in the object. These filters can be applied to components,
// instances, and attempts.
Query *types.Query
noSmithyDocumentSerde
}
// Contains the output of QueryObjects.
type QueryObjectsOutput struct {
// Indicates whether there are more results that can be obtained by a subsequent
// call.
HasMoreResults bool
// The identifiers that match the query selectors.
Ids []string
// The starting point for the next page of results. To view the next page of
// results, call QueryObjects again with this marker value. If the value is null,
// there are no more results.
Marker *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationQueryObjectsMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson11_serializeOpQueryObjects{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpQueryObjects{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "QueryObjects"); 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 = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addOpQueryObjectsValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opQueryObjects(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 = addRequestResponseLogging(stack, options); err != nil {
return err
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
// QueryObjectsAPIClient is a client that implements the QueryObjects operation.
type QueryObjectsAPIClient interface {
QueryObjects(context.Context, *QueryObjectsInput, ...func(*Options)) (*QueryObjectsOutput, error)
}
var _ QueryObjectsAPIClient = (*Client)(nil)
// QueryObjectsPaginatorOptions is the paginator options for QueryObjects
type QueryObjectsPaginatorOptions struct {
// The maximum number of object names that QueryObjects will return in a single
// call. The default value 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
}
// QueryObjectsPaginator is a paginator for QueryObjects
type QueryObjectsPaginator struct {
options QueryObjectsPaginatorOptions
client QueryObjectsAPIClient
params *QueryObjectsInput
nextToken *string
firstPage bool
}
// NewQueryObjectsPaginator returns a new QueryObjectsPaginator
func NewQueryObjectsPaginator(client QueryObjectsAPIClient, params *QueryObjectsInput, optFns ...func(*QueryObjectsPaginatorOptions)) *QueryObjectsPaginator {
if params == nil {
params = &QueryObjectsInput{}
}
options := QueryObjectsPaginatorOptions{}
if params.Limit != nil {
options.Limit = *params.Limit
}
for _, fn := range optFns {
fn(&options)
}
return &QueryObjectsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.Marker,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *QueryObjectsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next QueryObjects page.
func (p *QueryObjectsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*QueryObjectsOutput, 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.Limit = limit
result, err := p.client.QueryObjects(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_opQueryObjects(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "QueryObjects",
}
}