/**
 *
 * Copyright 2020-2026 Splunk Inc.
 *
 * 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
 *
 * https://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.
 *
 */
import { PersistenceType } from '../../types';
import { PersistedSessionState, SessionState } from '../session-manager';
import { StorageOptions } from './providers';
export declare class StorageManager {
    private readonly options;
    private readonly cookieStorageProvider;
    private readonly localStorageProvider;
    private get storageProvider();
    /**
     * Creates a new StorageManager instance.
     * The persistence type determines which storage mechanism to use ('cookie' or 'localStorage').
     * Domain is required for cookie storage.
     */
    constructor(options: Omit<StorageOptions, 'expires'> & {
        persistence: PersistenceType;
    });
    getAnonymousUserId(): string | undefined;
    getSessionState(): PersistedSessionState | undefined;
    persistAnonymousUserId(anonymousUserId: string): boolean;
    persistSessionState(sessionState: SessionState): boolean;
}