import { PlatformAccessory } from 'homebridge';
import { PlatformPlugin } from 'homebridge/lib/api.js';
/**
 * Base class to implement common polling functionality for accessories.
 */
export declare class PollingAccessory<DeviceState> {
    protected readonly platform: PlatformPlugin;
    protected readonly accessory: PlatformAccessory;
    protected readonly refreshInterval: number;
    protected static readonly kDefaultRefreshInterval = 10000;
    private _currentState;
    constructor(platform: PlatformPlugin, accessory: PlatformAccessory, refreshInterval?: number);
    protected refreshDeviceState(): Promise<void>;
    protected currentState(): DeviceState;
    protected servicesReady(): boolean;
    protected getDeviceState(lastState: DeviceState): Promise<DeviceState>;
    protected updateHomekitState(currentState: DeviceState): Promise<void>;
}