// Code generated by smithy-go-codegen DO NOT EDIT.

package rekognition

import (
	"context"
	"fmt"
	"github.com/aws/aws-sdk-go-v2/service/rekognition/types"
	smithy "github.com/aws/smithy-go"
	"github.com/aws/smithy-go/middleware"
)

type validateOpAssociateFaces struct {
}

func (*validateOpAssociateFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpAssociateFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*AssociateFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpAssociateFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCompareFaces struct {
}

func (*validateOpCompareFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCompareFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CompareFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCompareFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCopyProjectVersion struct {
}

func (*validateOpCopyProjectVersion) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCopyProjectVersion) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CopyProjectVersionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCopyProjectVersionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateCollection struct {
}

func (*validateOpCreateCollection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateCollection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateCollectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateCollectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateDataset struct {
}

func (*validateOpCreateDataset) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateDataset) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateDatasetInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateDatasetInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateFaceLivenessSession struct {
}

func (*validateOpCreateFaceLivenessSession) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateFaceLivenessSession) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateFaceLivenessSessionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateFaceLivenessSessionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateProject struct {
}

func (*validateOpCreateProject) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateProject) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateProjectInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateProjectInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateProjectVersion struct {
}

func (*validateOpCreateProjectVersion) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateProjectVersion) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateProjectVersionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateProjectVersionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateStreamProcessor struct {
}

func (*validateOpCreateStreamProcessor) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateStreamProcessor) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateStreamProcessorInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateStreamProcessorInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpCreateUser struct {
}

func (*validateOpCreateUser) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpCreateUser) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*CreateUserInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpCreateUserInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteCollection struct {
}

func (*validateOpDeleteCollection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteCollection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteCollectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteCollectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteDataset struct {
}

func (*validateOpDeleteDataset) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteDataset) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteDatasetInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteDatasetInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteFaces struct {
}

func (*validateOpDeleteFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteProject struct {
}

func (*validateOpDeleteProject) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteProject) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteProjectInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteProjectInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteProjectPolicy struct {
}

func (*validateOpDeleteProjectPolicy) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteProjectPolicy) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteProjectPolicyInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteProjectPolicyInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteProjectVersion struct {
}

func (*validateOpDeleteProjectVersion) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteProjectVersion) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteProjectVersionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteProjectVersionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteStreamProcessor struct {
}

func (*validateOpDeleteStreamProcessor) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteStreamProcessor) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteStreamProcessorInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteStreamProcessorInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDeleteUser struct {
}

func (*validateOpDeleteUser) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDeleteUser) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DeleteUserInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDeleteUserInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDescribeCollection struct {
}

func (*validateOpDescribeCollection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDescribeCollection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DescribeCollectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDescribeCollectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDescribeDataset struct {
}

func (*validateOpDescribeDataset) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDescribeDataset) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DescribeDatasetInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDescribeDatasetInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDescribeProjectVersions struct {
}

func (*validateOpDescribeProjectVersions) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDescribeProjectVersions) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DescribeProjectVersionsInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDescribeProjectVersionsInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDescribeStreamProcessor struct {
}

func (*validateOpDescribeStreamProcessor) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDescribeStreamProcessor) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DescribeStreamProcessorInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDescribeStreamProcessorInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDetectCustomLabels struct {
}

func (*validateOpDetectCustomLabels) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDetectCustomLabels) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DetectCustomLabelsInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDetectCustomLabelsInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDetectFaces struct {
}

func (*validateOpDetectFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDetectFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DetectFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDetectFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDetectLabels struct {
}

func (*validateOpDetectLabels) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDetectLabels) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DetectLabelsInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDetectLabelsInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDetectModerationLabels struct {
}

func (*validateOpDetectModerationLabels) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDetectModerationLabels) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DetectModerationLabelsInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDetectModerationLabelsInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDetectProtectiveEquipment struct {
}

func (*validateOpDetectProtectiveEquipment) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDetectProtectiveEquipment) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DetectProtectiveEquipmentInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDetectProtectiveEquipmentInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDetectText struct {
}

func (*validateOpDetectText) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDetectText) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DetectTextInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDetectTextInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDisassociateFaces struct {
}

func (*validateOpDisassociateFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDisassociateFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DisassociateFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDisassociateFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpDistributeDatasetEntries struct {
}

func (*validateOpDistributeDatasetEntries) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpDistributeDatasetEntries) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*DistributeDatasetEntriesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpDistributeDatasetEntriesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetCelebrityInfo struct {
}

func (*validateOpGetCelebrityInfo) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetCelebrityInfo) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetCelebrityInfoInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetCelebrityInfoInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetCelebrityRecognition struct {
}

func (*validateOpGetCelebrityRecognition) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetCelebrityRecognition) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetCelebrityRecognitionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetCelebrityRecognitionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetContentModeration struct {
}

func (*validateOpGetContentModeration) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetContentModeration) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetContentModerationInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetContentModerationInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetFaceDetection struct {
}

func (*validateOpGetFaceDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetFaceDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetFaceDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetFaceDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetFaceLivenessSessionResults struct {
}

func (*validateOpGetFaceLivenessSessionResults) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetFaceLivenessSessionResults) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetFaceLivenessSessionResultsInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetFaceLivenessSessionResultsInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetFaceSearch struct {
}

func (*validateOpGetFaceSearch) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetFaceSearch) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetFaceSearchInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetFaceSearchInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetLabelDetection struct {
}

func (*validateOpGetLabelDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetLabelDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetLabelDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetLabelDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetPersonTracking struct {
}

func (*validateOpGetPersonTracking) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetPersonTracking) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetPersonTrackingInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetPersonTrackingInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetSegmentDetection struct {
}

func (*validateOpGetSegmentDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetSegmentDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetSegmentDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetSegmentDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpGetTextDetection struct {
}

func (*validateOpGetTextDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpGetTextDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*GetTextDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpGetTextDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpIndexFaces struct {
}

func (*validateOpIndexFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpIndexFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*IndexFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpIndexFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpListDatasetEntries struct {
}

func (*validateOpListDatasetEntries) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpListDatasetEntries) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*ListDatasetEntriesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpListDatasetEntriesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpListDatasetLabels struct {
}

func (*validateOpListDatasetLabels) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpListDatasetLabels) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*ListDatasetLabelsInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpListDatasetLabelsInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpListFaces struct {
}

func (*validateOpListFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpListFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*ListFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpListFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpListProjectPolicies struct {
}

func (*validateOpListProjectPolicies) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpListProjectPolicies) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*ListProjectPoliciesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpListProjectPoliciesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpListTagsForResource struct {
}

func (*validateOpListTagsForResource) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpListTagsForResource) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*ListTagsForResourceInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpListTagsForResourceInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpListUsers struct {
}

func (*validateOpListUsers) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpListUsers) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*ListUsersInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpListUsersInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpPutProjectPolicy struct {
}

func (*validateOpPutProjectPolicy) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpPutProjectPolicy) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*PutProjectPolicyInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpPutProjectPolicyInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpRecognizeCelebrities struct {
}

func (*validateOpRecognizeCelebrities) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpRecognizeCelebrities) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*RecognizeCelebritiesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpRecognizeCelebritiesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpSearchFacesByImage struct {
}

func (*validateOpSearchFacesByImage) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpSearchFacesByImage) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*SearchFacesByImageInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpSearchFacesByImageInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpSearchFaces struct {
}

func (*validateOpSearchFaces) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpSearchFaces) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*SearchFacesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpSearchFacesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpSearchUsersByImage struct {
}

func (*validateOpSearchUsersByImage) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpSearchUsersByImage) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*SearchUsersByImageInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpSearchUsersByImageInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpSearchUsers struct {
}

func (*validateOpSearchUsers) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpSearchUsers) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*SearchUsersInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpSearchUsersInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartCelebrityRecognition struct {
}

func (*validateOpStartCelebrityRecognition) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartCelebrityRecognition) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartCelebrityRecognitionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartCelebrityRecognitionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartContentModeration struct {
}

func (*validateOpStartContentModeration) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartContentModeration) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartContentModerationInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartContentModerationInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartFaceDetection struct {
}

func (*validateOpStartFaceDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartFaceDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartFaceDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartFaceDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartFaceSearch struct {
}

func (*validateOpStartFaceSearch) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartFaceSearch) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartFaceSearchInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartFaceSearchInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartLabelDetection struct {
}

func (*validateOpStartLabelDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartLabelDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartLabelDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartLabelDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartPersonTracking struct {
}

func (*validateOpStartPersonTracking) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartPersonTracking) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartPersonTrackingInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartPersonTrackingInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartProjectVersion struct {
}

func (*validateOpStartProjectVersion) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartProjectVersion) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartProjectVersionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartProjectVersionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartSegmentDetection struct {
}

func (*validateOpStartSegmentDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartSegmentDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartSegmentDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartSegmentDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartStreamProcessor struct {
}

func (*validateOpStartStreamProcessor) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartStreamProcessor) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartStreamProcessorInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartStreamProcessorInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStartTextDetection struct {
}

func (*validateOpStartTextDetection) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStartTextDetection) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StartTextDetectionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStartTextDetectionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStopProjectVersion struct {
}

func (*validateOpStopProjectVersion) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStopProjectVersion) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StopProjectVersionInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStopProjectVersionInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpStopStreamProcessor struct {
}

func (*validateOpStopStreamProcessor) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpStopStreamProcessor) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*StopStreamProcessorInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpStopStreamProcessorInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpTagResource struct {
}

func (*validateOpTagResource) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpTagResource) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*TagResourceInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpTagResourceInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpUntagResource struct {
}

func (*validateOpUntagResource) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpUntagResource) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*UntagResourceInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpUntagResourceInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpUpdateDatasetEntries struct {
}

func (*validateOpUpdateDatasetEntries) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpUpdateDatasetEntries) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*UpdateDatasetEntriesInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpUpdateDatasetEntriesInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

type validateOpUpdateStreamProcessor struct {
}

func (*validateOpUpdateStreamProcessor) ID() string {
	return "OperationInputValidation"
}

func (m *validateOpUpdateStreamProcessor) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
) {
	input, ok := in.Parameters.(*UpdateStreamProcessorInput)
	if !ok {
		return out, metadata, fmt.Errorf("unknown input parameters type %T", in.Parameters)
	}
	if err := validateOpUpdateStreamProcessorInput(input); err != nil {
		return out, metadata, err
	}
	return next.HandleInitialize(ctx, in)
}

func addOpAssociateFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpAssociateFaces{}, middleware.After)
}

func addOpCompareFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCompareFaces{}, middleware.After)
}

func addOpCopyProjectVersionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCopyProjectVersion{}, middleware.After)
}

func addOpCreateCollectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateCollection{}, middleware.After)
}

func addOpCreateDatasetValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateDataset{}, middleware.After)
}

func addOpCreateFaceLivenessSessionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateFaceLivenessSession{}, middleware.After)
}

func addOpCreateProjectValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateProject{}, middleware.After)
}

func addOpCreateProjectVersionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateProjectVersion{}, middleware.After)
}

func addOpCreateStreamProcessorValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateStreamProcessor{}, middleware.After)
}

func addOpCreateUserValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpCreateUser{}, middleware.After)
}

func addOpDeleteCollectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteCollection{}, middleware.After)
}

func addOpDeleteDatasetValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteDataset{}, middleware.After)
}

func addOpDeleteFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteFaces{}, middleware.After)
}

func addOpDeleteProjectValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteProject{}, middleware.After)
}

func addOpDeleteProjectPolicyValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteProjectPolicy{}, middleware.After)
}

func addOpDeleteProjectVersionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteProjectVersion{}, middleware.After)
}

func addOpDeleteStreamProcessorValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteStreamProcessor{}, middleware.After)
}

func addOpDeleteUserValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDeleteUser{}, middleware.After)
}

func addOpDescribeCollectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDescribeCollection{}, middleware.After)
}

func addOpDescribeDatasetValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDescribeDataset{}, middleware.After)
}

func addOpDescribeProjectVersionsValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDescribeProjectVersions{}, middleware.After)
}

func addOpDescribeStreamProcessorValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDescribeStreamProcessor{}, middleware.After)
}

func addOpDetectCustomLabelsValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDetectCustomLabels{}, middleware.After)
}

func addOpDetectFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDetectFaces{}, middleware.After)
}

func addOpDetectLabelsValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDetectLabels{}, middleware.After)
}

func addOpDetectModerationLabelsValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDetectModerationLabels{}, middleware.After)
}

func addOpDetectProtectiveEquipmentValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDetectProtectiveEquipment{}, middleware.After)
}

func addOpDetectTextValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDetectText{}, middleware.After)
}

func addOpDisassociateFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDisassociateFaces{}, middleware.After)
}

func addOpDistributeDatasetEntriesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpDistributeDatasetEntries{}, middleware.After)
}

func addOpGetCelebrityInfoValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetCelebrityInfo{}, middleware.After)
}

func addOpGetCelebrityRecognitionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetCelebrityRecognition{}, middleware.After)
}

func addOpGetContentModerationValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetContentModeration{}, middleware.After)
}

func addOpGetFaceDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetFaceDetection{}, middleware.After)
}

func addOpGetFaceLivenessSessionResultsValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetFaceLivenessSessionResults{}, middleware.After)
}

func addOpGetFaceSearchValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetFaceSearch{}, middleware.After)
}

func addOpGetLabelDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetLabelDetection{}, middleware.After)
}

func addOpGetPersonTrackingValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetPersonTracking{}, middleware.After)
}

func addOpGetSegmentDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetSegmentDetection{}, middleware.After)
}

func addOpGetTextDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpGetTextDetection{}, middleware.After)
}

func addOpIndexFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpIndexFaces{}, middleware.After)
}

func addOpListDatasetEntriesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpListDatasetEntries{}, middleware.After)
}

func addOpListDatasetLabelsValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpListDatasetLabels{}, middleware.After)
}

func addOpListFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpListFaces{}, middleware.After)
}

func addOpListProjectPoliciesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpListProjectPolicies{}, middleware.After)
}

func addOpListTagsForResourceValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpListTagsForResource{}, middleware.After)
}

func addOpListUsersValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpListUsers{}, middleware.After)
}

func addOpPutProjectPolicyValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpPutProjectPolicy{}, middleware.After)
}

func addOpRecognizeCelebritiesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpRecognizeCelebrities{}, middleware.After)
}

func addOpSearchFacesByImageValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpSearchFacesByImage{}, middleware.After)
}

func addOpSearchFacesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpSearchFaces{}, middleware.After)
}

func addOpSearchUsersByImageValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpSearchUsersByImage{}, middleware.After)
}

func addOpSearchUsersValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpSearchUsers{}, middleware.After)
}

func addOpStartCelebrityRecognitionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartCelebrityRecognition{}, middleware.After)
}

func addOpStartContentModerationValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartContentModeration{}, middleware.After)
}

func addOpStartFaceDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartFaceDetection{}, middleware.After)
}

func addOpStartFaceSearchValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartFaceSearch{}, middleware.After)
}

func addOpStartLabelDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartLabelDetection{}, middleware.After)
}

func addOpStartPersonTrackingValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartPersonTracking{}, middleware.After)
}

func addOpStartProjectVersionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartProjectVersion{}, middleware.After)
}

func addOpStartSegmentDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartSegmentDetection{}, middleware.After)
}

func addOpStartStreamProcessorValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartStreamProcessor{}, middleware.After)
}

func addOpStartTextDetectionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStartTextDetection{}, middleware.After)
}

func addOpStopProjectVersionValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStopProjectVersion{}, middleware.After)
}

func addOpStopStreamProcessorValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpStopStreamProcessor{}, middleware.After)
}

func addOpTagResourceValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpTagResource{}, middleware.After)
}

func addOpUntagResourceValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpUntagResource{}, middleware.After)
}

func addOpUpdateDatasetEntriesValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpUpdateDatasetEntries{}, middleware.After)
}

func addOpUpdateStreamProcessorValidationMiddleware(stack *middleware.Stack) error {
	return stack.Initialize.Add(&validateOpUpdateStreamProcessor{}, middleware.After)
}

func validateConnectedHomeSettings(v *types.ConnectedHomeSettings) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ConnectedHomeSettings"}
	if v.Labels == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Labels"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateCreateFaceLivenessSessionRequestSettings(v *types.CreateFaceLivenessSessionRequestSettings) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateFaceLivenessSessionRequestSettings"}
	if v.OutputConfig != nil {
		if err := validateLivenessOutputConfig(v.OutputConfig); err != nil {
			invalidParams.AddNested("OutputConfig", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateDatasetChanges(v *types.DatasetChanges) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DatasetChanges"}
	if v.GroundTruth == nil {
		invalidParams.Add(smithy.NewErrParamRequired("GroundTruth"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateDistributeDataset(v *types.DistributeDataset) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DistributeDataset"}
	if v.Arn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Arn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateDistributeDatasetMetadataList(v []types.DistributeDataset) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DistributeDatasetMetadataList"}
	for i := range v {
		if err := validateDistributeDataset(&v[i]); err != nil {
			invalidParams.AddNested(fmt.Sprintf("[%d]", i), err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateHumanLoopConfig(v *types.HumanLoopConfig) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "HumanLoopConfig"}
	if v.HumanLoopName == nil {
		invalidParams.Add(smithy.NewErrParamRequired("HumanLoopName"))
	}
	if v.FlowDefinitionArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("FlowDefinitionArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateLivenessOutputConfig(v *types.LivenessOutputConfig) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "LivenessOutputConfig"}
	if v.S3Bucket == nil {
		invalidParams.Add(smithy.NewErrParamRequired("S3Bucket"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateNotificationChannel(v *types.NotificationChannel) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "NotificationChannel"}
	if v.SNSTopicArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SNSTopicArn"))
	}
	if v.RoleArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("RoleArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateProtectiveEquipmentSummarizationAttributes(v *types.ProtectiveEquipmentSummarizationAttributes) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ProtectiveEquipmentSummarizationAttributes"}
	if v.MinConfidence == nil {
		invalidParams.Add(smithy.NewErrParamRequired("MinConfidence"))
	}
	if v.RequiredEquipmentTypes == nil {
		invalidParams.Add(smithy.NewErrParamRequired("RequiredEquipmentTypes"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateStreamProcessorDataSharingPreference(v *types.StreamProcessorDataSharingPreference) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StreamProcessorDataSharingPreference"}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateStreamProcessorNotificationChannel(v *types.StreamProcessorNotificationChannel) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StreamProcessorNotificationChannel"}
	if v.SNSTopicArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SNSTopicArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateStreamProcessorSettings(v *types.StreamProcessorSettings) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StreamProcessorSettings"}
	if v.ConnectedHome != nil {
		if err := validateConnectedHomeSettings(v.ConnectedHome); err != nil {
			invalidParams.AddNested("ConnectedHome", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpAssociateFacesInput(v *AssociateFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "AssociateFacesInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.UserId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("UserId"))
	}
	if v.FaceIds == nil {
		invalidParams.Add(smithy.NewErrParamRequired("FaceIds"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCompareFacesInput(v *CompareFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CompareFacesInput"}
	if v.SourceImage == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SourceImage"))
	}
	if v.TargetImage == nil {
		invalidParams.Add(smithy.NewErrParamRequired("TargetImage"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCopyProjectVersionInput(v *CopyProjectVersionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CopyProjectVersionInput"}
	if v.SourceProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SourceProjectArn"))
	}
	if v.SourceProjectVersionArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SourceProjectVersionArn"))
	}
	if v.DestinationProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("DestinationProjectArn"))
	}
	if v.VersionName == nil {
		invalidParams.Add(smithy.NewErrParamRequired("VersionName"))
	}
	if v.OutputConfig == nil {
		invalidParams.Add(smithy.NewErrParamRequired("OutputConfig"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateCollectionInput(v *CreateCollectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateCollectionInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateDatasetInput(v *CreateDatasetInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateDatasetInput"}
	if len(v.DatasetType) == 0 {
		invalidParams.Add(smithy.NewErrParamRequired("DatasetType"))
	}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateFaceLivenessSessionInput(v *CreateFaceLivenessSessionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateFaceLivenessSessionInput"}
	if v.Settings != nil {
		if err := validateCreateFaceLivenessSessionRequestSettings(v.Settings); err != nil {
			invalidParams.AddNested("Settings", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateProjectInput(v *CreateProjectInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateProjectInput"}
	if v.ProjectName == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectName"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateProjectVersionInput(v *CreateProjectVersionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateProjectVersionInput"}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if v.VersionName == nil {
		invalidParams.Add(smithy.NewErrParamRequired("VersionName"))
	}
	if v.OutputConfig == nil {
		invalidParams.Add(smithy.NewErrParamRequired("OutputConfig"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateStreamProcessorInput(v *CreateStreamProcessorInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateStreamProcessorInput"}
	if v.Input == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Input"))
	}
	if v.Output == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Output"))
	}
	if v.Name == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Name"))
	}
	if v.Settings == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Settings"))
	} else if v.Settings != nil {
		if err := validateStreamProcessorSettings(v.Settings); err != nil {
			invalidParams.AddNested("Settings", err.(smithy.InvalidParamsError))
		}
	}
	if v.RoleArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("RoleArn"))
	}
	if v.NotificationChannel != nil {
		if err := validateStreamProcessorNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if v.DataSharingPreference != nil {
		if err := validateStreamProcessorDataSharingPreference(v.DataSharingPreference); err != nil {
			invalidParams.AddNested("DataSharingPreference", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpCreateUserInput(v *CreateUserInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "CreateUserInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.UserId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("UserId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteCollectionInput(v *DeleteCollectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteCollectionInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteDatasetInput(v *DeleteDatasetInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteDatasetInput"}
	if v.DatasetArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("DatasetArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteFacesInput(v *DeleteFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteFacesInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.FaceIds == nil {
		invalidParams.Add(smithy.NewErrParamRequired("FaceIds"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteProjectInput(v *DeleteProjectInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteProjectInput"}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteProjectPolicyInput(v *DeleteProjectPolicyInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteProjectPolicyInput"}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if v.PolicyName == nil {
		invalidParams.Add(smithy.NewErrParamRequired("PolicyName"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteProjectVersionInput(v *DeleteProjectVersionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteProjectVersionInput"}
	if v.ProjectVersionArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectVersionArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteStreamProcessorInput(v *DeleteStreamProcessorInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteStreamProcessorInput"}
	if v.Name == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Name"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDeleteUserInput(v *DeleteUserInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DeleteUserInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.UserId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("UserId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDescribeCollectionInput(v *DescribeCollectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DescribeCollectionInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDescribeDatasetInput(v *DescribeDatasetInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DescribeDatasetInput"}
	if v.DatasetArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("DatasetArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDescribeProjectVersionsInput(v *DescribeProjectVersionsInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DescribeProjectVersionsInput"}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDescribeStreamProcessorInput(v *DescribeStreamProcessorInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DescribeStreamProcessorInput"}
	if v.Name == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Name"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDetectCustomLabelsInput(v *DetectCustomLabelsInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DetectCustomLabelsInput"}
	if v.ProjectVersionArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectVersionArn"))
	}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDetectFacesInput(v *DetectFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DetectFacesInput"}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDetectLabelsInput(v *DetectLabelsInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DetectLabelsInput"}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDetectModerationLabelsInput(v *DetectModerationLabelsInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DetectModerationLabelsInput"}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if v.HumanLoopConfig != nil {
		if err := validateHumanLoopConfig(v.HumanLoopConfig); err != nil {
			invalidParams.AddNested("HumanLoopConfig", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDetectProtectiveEquipmentInput(v *DetectProtectiveEquipmentInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DetectProtectiveEquipmentInput"}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if v.SummarizationAttributes != nil {
		if err := validateProtectiveEquipmentSummarizationAttributes(v.SummarizationAttributes); err != nil {
			invalidParams.AddNested("SummarizationAttributes", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDetectTextInput(v *DetectTextInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DetectTextInput"}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDisassociateFacesInput(v *DisassociateFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DisassociateFacesInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.UserId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("UserId"))
	}
	if v.FaceIds == nil {
		invalidParams.Add(smithy.NewErrParamRequired("FaceIds"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpDistributeDatasetEntriesInput(v *DistributeDatasetEntriesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "DistributeDatasetEntriesInput"}
	if v.Datasets == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Datasets"))
	} else if v.Datasets != nil {
		if err := validateDistributeDatasetMetadataList(v.Datasets); err != nil {
			invalidParams.AddNested("Datasets", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetCelebrityInfoInput(v *GetCelebrityInfoInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetCelebrityInfoInput"}
	if v.Id == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Id"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetCelebrityRecognitionInput(v *GetCelebrityRecognitionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetCelebrityRecognitionInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetContentModerationInput(v *GetContentModerationInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetContentModerationInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetFaceDetectionInput(v *GetFaceDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetFaceDetectionInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetFaceLivenessSessionResultsInput(v *GetFaceLivenessSessionResultsInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetFaceLivenessSessionResultsInput"}
	if v.SessionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SessionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetFaceSearchInput(v *GetFaceSearchInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetFaceSearchInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetLabelDetectionInput(v *GetLabelDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetLabelDetectionInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetPersonTrackingInput(v *GetPersonTrackingInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetPersonTrackingInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetSegmentDetectionInput(v *GetSegmentDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetSegmentDetectionInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpGetTextDetectionInput(v *GetTextDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "GetTextDetectionInput"}
	if v.JobId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("JobId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpIndexFacesInput(v *IndexFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "IndexFacesInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpListDatasetEntriesInput(v *ListDatasetEntriesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ListDatasetEntriesInput"}
	if v.DatasetArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("DatasetArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpListDatasetLabelsInput(v *ListDatasetLabelsInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ListDatasetLabelsInput"}
	if v.DatasetArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("DatasetArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpListFacesInput(v *ListFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ListFacesInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpListProjectPoliciesInput(v *ListProjectPoliciesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ListProjectPoliciesInput"}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpListTagsForResourceInput(v *ListTagsForResourceInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ListTagsForResourceInput"}
	if v.ResourceArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ResourceArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpListUsersInput(v *ListUsersInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "ListUsersInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpPutProjectPolicyInput(v *PutProjectPolicyInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "PutProjectPolicyInput"}
	if v.ProjectArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectArn"))
	}
	if v.PolicyName == nil {
		invalidParams.Add(smithy.NewErrParamRequired("PolicyName"))
	}
	if v.PolicyDocument == nil {
		invalidParams.Add(smithy.NewErrParamRequired("PolicyDocument"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpRecognizeCelebritiesInput(v *RecognizeCelebritiesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "RecognizeCelebritiesInput"}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpSearchFacesByImageInput(v *SearchFacesByImageInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "SearchFacesByImageInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpSearchFacesInput(v *SearchFacesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "SearchFacesInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.FaceId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("FaceId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpSearchUsersByImageInput(v *SearchUsersByImageInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "SearchUsersByImageInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.Image == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Image"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpSearchUsersInput(v *SearchUsersInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "SearchUsersInput"}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartCelebrityRecognitionInput(v *StartCelebrityRecognitionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartCelebrityRecognitionInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartContentModerationInput(v *StartContentModerationInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartContentModerationInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartFaceDetectionInput(v *StartFaceDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartFaceDetectionInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartFaceSearchInput(v *StartFaceSearchInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartFaceSearchInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.CollectionId == nil {
		invalidParams.Add(smithy.NewErrParamRequired("CollectionId"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartLabelDetectionInput(v *StartLabelDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartLabelDetectionInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartPersonTrackingInput(v *StartPersonTrackingInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartPersonTrackingInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartProjectVersionInput(v *StartProjectVersionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartProjectVersionInput"}
	if v.ProjectVersionArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectVersionArn"))
	}
	if v.MinInferenceUnits == nil {
		invalidParams.Add(smithy.NewErrParamRequired("MinInferenceUnits"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartSegmentDetectionInput(v *StartSegmentDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartSegmentDetectionInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if v.SegmentTypes == nil {
		invalidParams.Add(smithy.NewErrParamRequired("SegmentTypes"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartStreamProcessorInput(v *StartStreamProcessorInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartStreamProcessorInput"}
	if v.Name == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Name"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStartTextDetectionInput(v *StartTextDetectionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StartTextDetectionInput"}
	if v.Video == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Video"))
	}
	if v.NotificationChannel != nil {
		if err := validateNotificationChannel(v.NotificationChannel); err != nil {
			invalidParams.AddNested("NotificationChannel", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStopProjectVersionInput(v *StopProjectVersionInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StopProjectVersionInput"}
	if v.ProjectVersionArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ProjectVersionArn"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpStopStreamProcessorInput(v *StopStreamProcessorInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "StopStreamProcessorInput"}
	if v.Name == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Name"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpTagResourceInput(v *TagResourceInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "TagResourceInput"}
	if v.ResourceArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ResourceArn"))
	}
	if v.Tags == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Tags"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpUntagResourceInput(v *UntagResourceInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "UntagResourceInput"}
	if v.ResourceArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("ResourceArn"))
	}
	if v.TagKeys == nil {
		invalidParams.Add(smithy.NewErrParamRequired("TagKeys"))
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpUpdateDatasetEntriesInput(v *UpdateDatasetEntriesInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "UpdateDatasetEntriesInput"}
	if v.DatasetArn == nil {
		invalidParams.Add(smithy.NewErrParamRequired("DatasetArn"))
	}
	if v.Changes == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Changes"))
	} else if v.Changes != nil {
		if err := validateDatasetChanges(v.Changes); err != nil {
			invalidParams.AddNested("Changes", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}

func validateOpUpdateStreamProcessorInput(v *UpdateStreamProcessorInput) error {
	if v == nil {
		return nil
	}
	invalidParams := smithy.InvalidParamsError{Context: "UpdateStreamProcessorInput"}
	if v.Name == nil {
		invalidParams.Add(smithy.NewErrParamRequired("Name"))
	}
	if v.DataSharingPreferenceForUpdate != nil {
		if err := validateStreamProcessorDataSharingPreference(v.DataSharingPreferenceForUpdate); err != nil {
			invalidParams.AddNested("DataSharingPreferenceForUpdate", err.(smithy.InvalidParamsError))
		}
	}
	if invalidParams.Len() > 0 {
		return invalidParams
	} else {
		return nil
	}
}