import { ClassType } from '@allgemein/schema-api';
import { AbstractEvent } from './AbstractEvent';
import { System } from '../../libs/system/System';
import { Message } from './Message';
import { ILoggerApi } from '../../libs/logging/ILoggerApi';
import { IMessageOptions } from './IMessageOptions';
export declare abstract class AbstractExchange<REQ extends AbstractEvent, RES extends AbstractEvent> {
    private reqCache;
    private system;
    readonly reqCls: ClassType<REQ>;
    readonly resCls: ClassType<RES>;
    logger: ILoggerApi;
    constructor(reqCls: ClassType<REQ>, resCls: ClassType<RES>);
    prepare(opts?: any): void;
    /**
     * Give possiblity to mark this exchange as disabled
     */
    isActive(): boolean;
    getSystem(): System;
    getReqClass(): ClassType<REQ>;
    getResClass(): ClassType<RES>;
    create(options?: IMessageOptions): Message<REQ, RES>;
    getResponse(request: REQ): Promise<RES>;
    onRequest(request: REQ): Promise<any>;
    abstract handleRequest(request: REQ, response: RES): void;
    abstract handleResponse(responses: RES, err: Error): any;
}