/// <reference types="node" />
import { Action } from './Action';
import { ActionCallback } from './ActionCallback';
import { ActionType } from './ActionType';
import { Scenario } from './Scenario';
declare class MqttPublishAction implements Action {
    name: string;
    description: string;
    type: ActionType;
    private url;
    private username;
    private password;
    private topic;
    private data;
    private protoFile;
    private protoClass;
    private protoEncoding;
    invokeEvenOnFail: boolean;
    allowFailure: boolean;
    private allowInsecure;
    private readonly diagramConfiguration;
    private readonly variableAsPayload?;
    constructor(name: string, desc: string | undefined, actionDef: any, url?: any, username?: any, password?: any, topic?: any, data?: any, protoFile?: any, protoClass?: any, protoEncoding?: any, invokeEvenOnFail?: any, allowFailure?: any, allowInsecure?: any, diagramConfiguration?: any, variableAsPayload?: any);
    static fromTemplate(mqttPublishDefinition: any, template: MqttPublishAction): MqttPublishAction;
    invoke(scenario: Scenario): ActionCallback;
    encodeProtoPayload(scenarioVariables: Map<string, any>, ctx?: {}): [Buffer | string, string];
    private generateJsonPayload;
    private invokeAsync;
    private expandParameters;
}
export { MqttPublishAction };