1/*
2 * Copyright (c) 2023 Huawei Device 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
16// Construct a singleton object
17export default class GlobalContext {
18  private constructor() {}
19  private static instance: GlobalContext;
20  private _objects = new Map<string, Object>();
21
22  public static getContext(): GlobalContext {
23    if (!GlobalContext.instance) {
24      console.log('make a singleton object');
25      GlobalContext.instance = new GlobalContext();
26    }
27    console.log('finished ~');
28    return GlobalContext.instance;
29  }
30
31  getObject(value: string): Object | undefined {
32    console.log('get singleton object value');
33    return this._objects.get(value);
34  }
35
36  setObject(key: string, objectClass: Object): void {
37    console.log('set singleton object key and value');
38    this._objects.set(key, objectClass);
39  }
40}