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api_op_PrepareQuery.go
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api_op_PrepareQuery.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package timestreamquery
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/aws-sdk-go-v2/service/timestreamquery/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// A synchronous operation that allows you to submit a query with parameters to be
// stored by Timestream for later running. Timestream only supports using this
// operation with ValidateOnly set to true .
func (c *Client) PrepareQuery(ctx context.Context, params *PrepareQueryInput, optFns ...func(*Options)) (*PrepareQueryOutput, error) {
if params == nil {
params = &PrepareQueryInput{}
}
result, metadata, err := c.invokeOperation(ctx, "PrepareQuery", params, optFns, c.addOperationPrepareQueryMiddlewares)
if err != nil {
return nil, err
}
out := result.(*PrepareQueryOutput)
out.ResultMetadata = metadata
return out, nil
}
type PrepareQueryInput struct {
// The Timestream query string that you want to use as a prepared statement.
// Parameter names can be specified in the query string @ character followed by an
// identifier.
//
// This member is required.
QueryString *string
// By setting this value to true , Timestream will only validate that the query
// string is a valid Timestream query, and not store the prepared query for later
// use.
ValidateOnly *bool
noSmithyDocumentSerde
}
type PrepareQueryOutput struct {
// A list of SELECT clause columns of the submitted query string.
//
// This member is required.
Columns []types.SelectColumn
// A list of parameters used in the submitted query string.
//
// This member is required.
Parameters []types.ParameterMapping
// The query string that you want prepare.
//
// This member is required.
QueryString *string
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationPrepareQueryMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson10_serializeOpPrepareQuery{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson10_deserializeOpPrepareQuery{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "PrepareQuery"); 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 = addOpPrepareQueryDiscoverEndpointMiddleware(stack, options, c); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addOpPrepareQueryValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opPrepareQuery(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
}
func addOpPrepareQueryDiscoverEndpointMiddleware(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
opt.EndpointResolverUsedForDiscovery = o.EndpointDiscovery.EndpointResolverUsedForDiscovery
},
},
DiscoverOperation: c.fetchOpPrepareQueryDiscoverEndpoint,
EndpointDiscoveryEnableState: o.EndpointDiscovery.EnableEndpointDiscovery,
EndpointDiscoveryRequired: true,
Region: o.Region,
}, "ResolveEndpointV2", middleware.After)
}
func (c *Client) fetchOpPrepareQueryDiscoverEndpoint(ctx context.Context, region string, optFns ...func(*internalEndpointDiscovery.DiscoverEndpointOptions)) (internalEndpointDiscovery.WeightedAddress, error) {
input := getOperationInput(ctx)
in, ok := input.(*PrepareQueryInput)
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("Timestream Query.%v", identifierMap)
if v, ok := c.endpointCache.Get(key); ok {
return v, nil
}
discoveryOperationInput := &DescribeEndpointsInput{}
opt := internalEndpointDiscovery.DiscoverEndpointOptions{}
for _, fn := range optFns {
fn(&opt)
}
endpoint, err := c.handleEndpointDiscoveryFromService(ctx, discoveryOperationInput, region, key, opt)
if err != nil {
return internalEndpointDiscovery.WeightedAddress{}, err
}
weighted, ok := endpoint.GetValidAddress()
if !ok {
return internalEndpointDiscovery.WeightedAddress{}, fmt.Errorf("no valid endpoint address returned by the endpoint discovery api")
}
return weighted, nil
}
func newServiceMetadataMiddleware_opPrepareQuery(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "PrepareQuery",
}
}