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1/*
2 * Copyright (C) 2025 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 * @file
17 * @kit ArkUI
18 * @arkts 1.2
19 */
20
21import { LocalStorage } from './localStorage';
22import { AbstractProperty, SubscribedAbstractProperty } from '../base/decoratorBase';
23
24export declare class AppStorage extends LocalStorage {
25    public static ref<T>(propName: string): AbstractProperty<T> | undefined;
26    public static setAndRef<T>(propName: string, defaultValue: T): AbstractProperty<T>;
27    public static link<T>(propName: string): SubscribedAbstractProperty<T> | undefined;
28    public static setAndLink<T>(propName: string, defaultValue: T): SubscribedAbstractProperty<T>;
29    public static prop<T>(propName: string): SubscribedAbstractProperty<T> | undefined;
30    public static setAndProp<T>(propName: string, defaultValue: T): SubscribedAbstractProperty<T>;
31    public static has(propName: string): boolean;
32    public static get<T>(propName: string): T | undefined;
33    public static set<T>(propName: string, newValue: T): boolean;
34    public static setOrCreate<T>(propName: string, newValue: T): void;
35    public static keys(): IterableIterator<string>;
36    public static size(): number;
37    public static delete(propName: string): boolean;
38    public static clear(): boolean;
39}