func (api *API) OperationLocator(href string) *OperationLocator {
	return &OperationLocator{Href(href), api}
}
func (api *API) OperationLocator(href string) *OperationLocator {
	return &OperationLocator{Href(href), api}
}
// OperationLocator builds a locator from the given href.