/// <reference types="node" />
import events = require("events");
import cache = require("./cache");
import connection = require("./connection");
import model = require("./model");
import { Callback } from "./define";
export interface ManagerOptions extends cache.CacheOptions, connection.ConnectionOptions {
}
export declare class Manager extends events.EventEmitter {
    readonly cache: cache.Cache;
    readonly connection: connection.Connection;
    private readonly _models;
    /**
     * 创建 Manager
     */
    constructor(options: ManagerOptions);
    /**
     * 注册 model
     * @param name Model 名称
     * @param options 选项
     */
    registerModel(name: string, options: model.ModelBaseOptions): void;
    /**
     * 判断 model 是否存在
     * @param name Model 名称
     */
    hasModel(name: string): boolean;
    /**
     * 获取 model
     * @param name Model 名称
     */
    model(name: string): model.Model | undefined;
    /**
     * 关闭
     * @param callback 回调函数
     */
    close(callback?: Callback<void>): Promise<void> | void;
}