import { IMeta } from "./IMeta";
export declare class Metadata {
    private _map;
    readonly itemCount: number;
    getAllItems(): IMeta[];
    getItem<T extends IMeta>(classOrKey: {
        new (...params: any[]): T;
    } | string): T;
    hasItem<T extends IMeta>(classOrKey: {
        new (...params: any[]): T;
    } | string): boolean;
    setItem(item: IMeta): void;
    removeItem<T extends IMeta>(classOrKey: {
        new (...params: any[]): T;
    } | string): void;
    private findMetaKey<T>(classOrKey);
}