import { FrameContext } from '@farris/devkit';
/**
 * 实体服务
 * @scope FrameComponent
 */
declare class EntityService {
    private frameContext;
    private traversingService;
    private manipulationService;
    private aggregationService;
    constructor(frameContext: FrameContext);
    /**
     * 获取path对应的属性值
     */
    getPropValue(path: string[]): any;
    /**
     * 设置path对应的属性值
     */
    setPropValue(path: string[], value: any): void;
    /**
     * 设置path对应的Entity数据
     */
    getEntityData(path: string[]): any;
    /**
     * 设置path对应的EntityList数据
     */
    getEntityListData(path: string[]): any;
    /**
     * 获取path对应EntityList记录数
     */
    count(path: string[]): number;
    /**
     * 获取path对应属性的合计值
     */
    sum(path: string[]): number;
    /**
     * 获取path对应属性的平均值
     */
    avg(path: string[]): number;
    /**
     * 获取path对应属性的最大值
     */
    max(path: string[]): number;
    /**
     * 获取path对应属性的最小值
     */
    min(path: string[]): number;
}
export { EntityService };