import { PhyHubClient } from '.';
import { PeripheralTwinInstance } from './peripheral-twin';
import { PeripheralInstance } from './types/twin.types';
import { DescriptorValidator } from './advisory-validation';
export declare class TwinRegistry {
    private phyHubClient;
    private peripheralInstances;
    constructor(phyHubClient: PhyHubClient);
    getPeripheralInstance(twinId: string, advisoryValidator?: DescriptorValidator): Promise<PeripheralInstance | null>;
    getCachedPeripheralInstance(twinId: string): PeripheralTwinInstance | undefined;
    removePeripheralInstance(twinId: string): void;
}
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