export declare class Value<T> {
    value: T;
    fspaParentRef: any;
    constructor(value?: T);
    setParent(p: any): void;
    toString(): T;
    change(nValue: T): void;
}
export declare function value<T>(value: T): Value<T>;
interface Constructor<T> {
    new (): T;
}
export declare function service<T>(classType: Constructor<T>): T;
export {};