import { ConfigurationProperties } from '@zetapush/core';
export declare class PriorizedConfigurationProperties implements ConfigurationProperties {
    private delegates;
    constructor(...delegates: ConfigurationProperties[]);
    has(key: string): boolean;
    get<T>(key: string): T | null;
    get<T>(key: string, defaultValue: T): T;
    getOrThrow<T, E extends Error>(key: string, error?: E): T;
}