import App from '../app/index.js';
export declare class StringDictionary {
    private lastTs;
    private lastSuffix;
    /** backwards dictionary of
     * [repeated str:key]
     * */
    private backDict;
    getKey: (str: string) => [number, boolean];
}
export default class AttributeSender {
    private dict;
    private readonly app;
    private readonly isDictDisabled;
    constructor(options: {
        app: App;
        isDictDisabled: boolean;
    });
    sendSetAttribute: (id: number, name: string, value: string) => void;
    private applyDict;
    clear(): void;
}