import { IBroker, MessageHandler, PublishOptions, SubscribeOptions } from '../types';
import { GCPPubSubConfig } from '../config';
import { EventEmitter } from 'events';
export declare class GCPPubSubBroker extends EventEmitter implements IBroker {
    private pubsub;
    private subscriptions;
    private connected;
    constructor(config: GCPPubSubConfig);
    connect(): Promise<void>;
    publish(topic: string, message: string | Buffer, options?: PublishOptions): Promise<void>;
    subscribe(topics: string[], handler: MessageHandler, options?: SubscribeOptions): Promise<void>;
    disconnect(): Promise<void>;
    isConnected(): boolean;
}
//# sourceMappingURL=gcpPubSub.d.ts.map