/* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ 'use strict'; /** * Base class representing the identity service provided by a {@link Container}. * @protected * @abstract * @memberof module:composer-runtime */ class IdentityService { /** * Retrieve the current user ID. * @abstract * @return {string} The current user ID, or null if the current user ID cannot * be determined or has not been specified. */ getCurrentUserID() { throw new Error('abstract function called'); } /** * Stop serialization of this object. * @return {Object} An empty object. */ toJSON() { return {}; } } module.exports = IdentityService;