1/* 2 * Copyright (c) 2023 Shenzhen Kaihong Digital Industry Development Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import { Log } from './Log'; 17import { GlobalContext } from '../common/GlobalContext'; 18 19const TAG = 'SingleInstanceHelper'; 20let globalThis = GlobalContext.getContext(); 21 22export function stashOrGetObject<T>(objectClass: object, storageKey: string): T { 23 if (!new Boolean(globalThis.getObject(storageKey)).valueOf()) { 24 globalThis.setObject(storageKey, objectClass); 25 Log.debug(TAG, 'Create key of ' + storageKey); 26 } 27 return globalThis.getObject(storageKey) as T; 28} 29