import { Application, ContextView, LifeCycleObserver } from '@loopback/core';
import { QueueService } from '../services';
/**
 * This class will be bound to the application as a `LifeCycleObserver` during
 * `boot`
 */
export declare class QueuesObserver implements LifeCycleObserver {
    application: Application;
    queueServices: QueueService;
    private queueConsumers;
    constructor(application: Application, queueServices: QueueService, queueConsumers: ContextView<any>);
    /**
     * This method will be invoked when the application initializes. It will be
     * called at most once for a given application instance.
     */
    init(): Promise<void>;
    /**
     * This method will be invoked when the application starts.
     */
    start(): Promise<void>;
    /**
     * This method will be invoked when the application stops.
     */
    stop(): Promise<void>;
}