import { EntityConstructor } from "./base";
export declare const ENTITY_OBSERVER_DEFINE = "ambjs::entity_observable";
export interface IEntityNotifyOptions {
    name: string | null;
}
export interface IEntityNotifyContract {
    observables: Record<string, string>;
}
export declare function Observable(): PropertyDecorator;
export declare function Observable(name: string): PropertyDecorator;
export declare function defineObservables(target: EntityConstructor<any>, metadata: IEntityNotifyContract): void;
export declare function resolveObservables(target: EntityConstructor<any>, defaults?: Partial<IEntityNotifyContract>): IEntityNotifyContract;