/**
 * @license
 * Copyright 2022-2024 Matter.js Authors
 * SPDX-License-Identifier: Apache-2.0
 */
import { MaybeAsyncStorage, SupportedStorageTypes } from "@project-chip/matter.js/storage";
export declare class StorageBackendAsyncStorage extends MaybeAsyncStorage {
    #private;
    protected isInitialized: boolean;
    /**
     * Creates a new instance of the AsyncStorage storage backend. In a "namespace" is provided then the keys will be
     * prefixed with the namespace (separated with a # which is normally not used in matter.js keys).
     */
    constructor(namespace?: string);
    get initialized(): boolean;
    initialize(): void;
    close(): void;
    clear(): any;
    getContextBaseKey(contexts: string[], allowEmptyContext?: boolean): string;
    buildStorageKey(contexts: string[], key: string): string;
    get<T extends SupportedStorageTypes>(contexts: string[], key: string): Promise<T | undefined>;
    set(contexts: string[], key: string, value: SupportedStorageTypes): Promise<void>;
    set(contexts: string[], values: Record<string, SupportedStorageTypes>): Promise<void>;
    delete(contexts: string[], key: string): any;
    /** Returns all keys of a storage context without keys of sub-contexts */
    keys(contexts: string[]): Promise<any[]>;
    values(contexts: string[]): Promise<Record<string, SupportedStorageTypes>>;
    contexts(contexts: string[]): Promise<string[]>;
    clearAll(contexts: string[]): Promise<void>;
}
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