import { Document } from '../../core/models/Document';
import { SetExampleCommand } from './SetExampleCommand';
/**
 * @author eric.wittmann@gmail.com
 * @extends SetExampleCommand
 * @class
 */
export declare class SetExampleCommand_20 extends SetExampleCommand {
    _newContentType: string;
    _nullExamples: boolean;
    constructor(parent?: any, example?: any, contentType?: any);
    /**
     * @see io.apicurio.datamodels.cmd.ICommand#execute(io.apicurio.datamodels.core.models.Document)
     * @param {Document} document
     */
    execute(document: Document): void;
    /**
     * @see io.apicurio.datamodels.cmd.ICommand#undo(io.apicurio.datamodels.core.models.Document)
     * @param {Document} document
     */
    undo(document: Document): void;
}