docs: func (s *RefreshCacheInput) Validate() error {
  	invalidParams := request.ErrInvalidParams{Context: "RefreshCacheInput"}
  	if s.FileShareARN == nil {
  		invalidParams.Add(request.NewErrParamRequired("FileShareARN"))
  	}
  	if s.FileShareARN != nil && len(*s.FileShareARN) < 50 {
  		invalidParams.Add(request.NewErrParamMinLen("FileShareARN", 50))
  	}
  	if s.FolderList != nil && len(s.FolderList) < 1 {
  		invalidParams.Add(request.NewErrParamMinLen("FolderList", 1))
  	}
  
  	if invalidParams.Len() > 0 {
  		return invalidParams
  	}
  	return nil
  }