import type { ComponentDescriptor } from '../model/ComponentDescriptor';
export declare class ApplicationContextHelper {
    private expandedDependencies;
    /**
     * Build a dependency tree for the specified set of component descriptors based on the dependencies defined.
     *
     * @param {Array<ComponentDescriptor>} componentDescriptors the array of component descriptors
     *
     * @public
     */
    buildDependencyTree(componentDescriptors: ComponentDescriptor[], computationRequired?: boolean): Map<symbol, ComponentDescriptor[]>;
    /**
     * Effectively build the dependency tree
     * @param {ComponentDescriptor} componentDescriptor the component descriptor to analyse
     * @param {Map<Symbol, ComponentDescriptor>} dependencyTree the dependency tree
     * @param {Array<ComponentDescriptor>} waitingList a waiting list for components that have not been placed
     *
     * @private
     */
    private doBuildDependencyTree;
    /**
     * Compute the level this component descriptor should be placed
     *
     * @param {Map<Symbol, ComponentDescriptor>} dependencyTree the dependency tree map
     * @param {Array<ComponentDescriptor>} waitingList an array containing components that cannot still be placed
     * @param {ComponentDescriptor} componentDescriptor the component descriptor to compute the level for
     *
     * @private
     */
    private computeLevel;
    /**
     * Add the requested component descriptor to the requested level
     *
     * @param {Map} dependencyTree the dependency tree map
     * @param {Symbol} level the level that the component should be added to
     * @param {ComponentDescriptor} componentDescriptor the component descriptor to add
     *
     * @private
     */
    addAtLevel(dependencyTree: Map<symbol, ComponentDescriptor[]>, level: symbol, componentDescriptor: ComponentDescriptor): void;
    isForWaitingList(level: number, componentDescriptor: ComponentDescriptor, firstPass: boolean): boolean;
}