func (e BatchJobKeyRotateEncryption) Validate() error {
	if e.Type != sses3 && e.Type != ssekms {
		return errInvalidArgument
	}
	spaces := strings.HasPrefix(e.Key, " ") || strings.HasSuffix(e.Key, " ")
	if e.Type == ssekms && spaces {
		return crypto.ErrInvalidEncryptionKeyID
	}

	if e.Type == ssekms && GlobalKMS != nil {
		ctx := kms.Context{}
		if e.Context != "" {

		keyID, context, err := crypto.S3KMS.ParseHTTP(hdr)
		if err != nil {
			return ObjectOptions{}, err
		}
		sseKms, err := encrypt.NewSSEKMS(keyID, context)
		if err != nil {
			return ObjectOptions{}, err
		}
		op := ObjectOptions{
			ServerSideEncryption: sseKms,
			UserDefined:          metadata,
			MTime:                mtime,
			PreserveETag:         etag,
		}