import { Type } from '@angular/core';
import { Observable } from 'rxjs';
import { Collection, HalBase, Resource } from './internal';
/**
 * This class provides a way to execute operations on HAL resources
 * without reading them first. Accessors are obtained either by following
 * resource links or by getting the root entry point for the API.
 */
export declare class Accessor extends HalBase {
    /**
     * Read the resource identified by `self` link.
     *
     * @param type the resource type
     * @returns an observable of the resource instance
     */
    read<T extends Resource>(type: Type<T>): Observable<T>;
    /**
     * Read the resource collection identified by `self` link.
     *
     * @param type the collection element type
     * @returns an observable of the collection instance
     */
    readCollection<T extends Resource>(type: Type<T>): Observable<Collection<T>>;
}