import { Injector } from "../../Injector";
import { ProviderValueFactory } from "../../data/ProviderValueFactory";
import { InjectedSingletonValueProvider } from "../InjectedSingletonValueProvider";
/**
 * Value factory provider.
 */
export declare class FactoryProvider<T = any> extends InjectedSingletonValueProvider<T> {
    private injector;
    private factory;
    private lastValue;
    constructor(injector: Injector, factory: ProviderValueFactory<T>);
    getValue(): T;
}