import { DataSource, EntitySubscriberInterface, RemoveEvent } from 'typeorm';
import { DisplayEntity } from '../entities/displays.entity';
import { DisplayConnectionStateService } from '../services/display-connection-state.service';
export declare class DisplayEntitySubscriber implements EntitySubscriberInterface<DisplayEntity> {
    private readonly displayStatusService;
    private readonly dataSource;
    private readonly logger;
    constructor(displayStatusService: DisplayConnectionStateService, dataSource: DataSource);
    listenTo(): typeof DisplayEntity;
    afterLoad(entity: DisplayEntity): Promise<void>;
    afterRemove(event: RemoveEvent<DisplayEntity>): Promise<void>;
}