/**
 * Created by Ivo Meißner on 07.08.17.
 */
export declare class ConfigStorage {
    file: string;
    cache: {
        [key: string]: any;
    } | null;
    constructor(file: string);
    getItem(keyName: string): string | null;
    setItem(keyName: string, keyValue: string): void;
    removeItem(keyName: string): void;
    clear(): void;
    /**
     * @private
     */
    getValues(): {
        [key: string]: any;
    };
    /**
     * @private
     */
    setValues(values: {
        [key: string]: any;
    }): void;
}