using System;

using System.Collections;

using System.Collections.Generic;

using System.IO;

using System.Reflection;

using System.Xml.Linq;

using UnityEngine;

public class Test : MonoBehaviour

{

    object user = new object();

    private void Start()

    {

        var container = IoCContainer.GetContainer();

        User userIoc = container[" "] as User;

        userIoc.Say();

    }

}

public class User

{

    public void Say()

    {

        Debug.Log(" 抱树");

    }

}

public class IoCContainer

{

    private static Dictionary<string, object> container = new Dictionary<string, object>();

    public static Dictionary<string, object> GetContainer()

    {

        LoadContainer();

        return container;

    }

    /// <summary>

    /// 加载填充容器

    /// </summary>

    private static void LoadContainer()

    {

        //获取项目的根目录的绝对路径 ，

        //因为测试时应用生成在'根目录/bin/Debug' 所以需要向上走两个目录

        string rootPath = Path.GetFullPath(AppDomain.CurrentDomain.BaseDirectory + @"..\..\");

        // 加载config文件

        XElement xElement = XElement.Load(rootPath + "App.config");

        //获取myobjects节点下的子集合

        IEnumerable<XElement> items = xElement.Descendants("myobjects").Elements();

        //循环实例化节点

        foreach (var item in items)

        {

            //通过反射加载程序集

            var assembly = Assembly.LoadFrom(item.Attribute("assembly").Value);

            //创建实例

            var entity = assembly.CreateInstance(item.Attribute("type").Value);

            //添加到容器中

            container.Add(item.Attribute("name").Value, entity);

        }

    }

}