import { HeaderValue } from '../models';
import RESTClient, { ConsumerDecorator } from '../rest-client';
export declare type ClientDecorator = <RC extends RESTClient, T extends ({
    prototype: RC;
})>(target: T) => T;
export declare type CompositeDecorator = ConsumerDecorator & ClientDecorator;
/**
 * Set the base URL of REST resource
 * @param url - base URL
 *
 * @Annotation
 * @publicApi
 */
export declare function BaseUrl(url: string): ClientDecorator;
/**
 * Set default headers for every method of the RESTClient
 * @param headers - default headers in a key-value pair
 * @param overlap - overlap all headers
 *
 * @Annotation
 * @publicApi
 * @deprecated use `@Headers()` instead
 */
export declare function DefaultHeaders(headers: Record<string, HeaderValue>, overlap?: boolean): ClientDecorator;
/**
 * Set **Content-Type** in default headers to **application/x-www-form-urlencoded**
 *
 * @Annotation
 * @publicApi
 */
export declare function HFormUrlEncoded(): CompositeDecorator;
/**
 * Set **Content-Type** in default headers to **application/json**
 *
 * @Annotation
 * @publicApi
 */
export declare function HJson(): CompositeDecorator;
/**
 * Will consume `RESTClient.getAuthenticationHeader`
 *
 * @Annotation
 * @publicApi
 */
export declare function Authentication(requireAuthentication?: boolean): CompositeDecorator;