Unity客户端架构-Resource

using UnityEngine;
using System.Collections;
using System.IO;
using System;
public  class  Resource 
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    private static Hashtable texts = new Hashtable();
    private static Hashtable images = new Hashtable();
    private static Hashtable prefabs = new Hashtable();
    public static GameObject LoadPrefab(string path)
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        object obj = Resource.prefabs[path];
        if (obj == null)
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            Resource.prefabs.Remove(path);
            GameObject gameObject = (GameObject)Resources.LoadAssetAtPath(path, typeof(GameObject));
            Resource.prefabs.Add(path, gameObject);
            return gameObject;
        ｝
        return obj as GameObject;
    ｝
    public static string LoadTextFile(string path, string ext)
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        object obj = Resource.texts[path];
        if (obj == null)
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            Resource.texts.Remove(path);
            string text = string.Empty;
#if UINTY_EDITOR
            string pathstr = Util.GetDataDir() + "/StreamingAssets/" + path + ext;
#else
            string pathstr = Util.AppContentDataUri + path + ext;
#endif
            text = File.ReadAllText(pathstr);
            Resource.texts.Add(pathstr, ext);
            return text;
        ｝
        return obj as string;
    ｝
    public static Texture2D LoadTexture(string path)
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        object obj = Resource.images[path];
        if(obj == null)
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            Resource.images.Remove(path);
            Texture2D texture2D = (Texture2D)Resources.Load(path, typeof(Texture2D));
            Resource.images.Add(path,texture2D);
            return texture2D;
        ｝
        return obj as Texture2D;
    ｝
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