import { Aai20Document } from '../../asyncapi/v2/models/Aai20Document';
import { AbstractCommand } from '../AbstractCommand';
import { Document } from '../../core/models/Document';
/**
 * A command used to add a new definition in a document. Source for the new
 * definition must be provided. This source will be converted to an AAI
 * definition object and then added to the data model.
 * @author laurent.broudoux@gmail.com
 * @extends AbstractCommand
 * @class
 */
export declare class AddSchemaDefinitionCommand_Aai20 extends AbstractCommand {
    _defExisted: boolean;
    _newDefinitionName: string;
    _newDefinitionObj: any;
    _nullComponents: boolean;
    constructor(definitionName?: any, from?: any);
    /**
     *
     * @param {Document} document
     */
    execute(document: Document): void;
    /**
     *
     * @param {Document} document
     */
    undo(document: Document): void;
    defExists(document: Aai20Document): boolean;
}