import { StorageService } from './storage.service';
export declare class SessionStorageService implements StorageService {
    constructor();
    write(key: string, value: any): void;
    read<TData>(key: string): TData;
    /** Removes an item which corriponds to the given key. */
    remove(key: string): void;
    /** Verifyes if there's an item with the given key. */
    contains(key: string): boolean;
}