import { I18nConfig } from './types';
/**
 * Export I18n APIs
 */
export declare class I18n {
    /**
     * @static
     * @method
     * Configure I18n part
     * @param {Object} config - Configuration of the I18n
     */
    static configure(config: Record<string, any>): I18nConfig;
    static getModuleName(): string;
    /**
     * @static
     * @method
     * Create an instance of I18n for the library
     */
    static createInstance(): void;
    /**
     * @static @method
     * Explicitly setting language
     * @param {String} lang
     */
    static setLanguage(lang: string): void;
    /**
     * @static @method
     * Get value
     * @param {String} key
     * @param {String} defVal - Default value
     */
    static get(key: string, defVal?: string): any;
    /**
     * @static
     * @method
     * Add vocabularies for one language
     * @param {String} language - Language of the dictionary
     * @param {Object} vocabularies - Object that has key-value as dictionary entry
     */
    static putVocabulariesForLanguage(language: string, vocabularies: Record<string, string>): void;
    /**
     * @static
     * @method
     * Add vocabularies for one language
     * @param {Object} vocabularies - Object that has language as key,
     *                                vocabularies of each language as value
     */
    static putVocabularies(vocabularies: Record<string, Record<string, string>>): void;
    static checkConfig(): boolean;
}