public RFLoader getLoader(AssetResource resource)
        {
            RFLoader        loader     = null;
            string          url        = resource.url;
            LoaderXDataType parserType = resource.parserType;

            if (_loadingPool.TryGetValue(resource.url, out loader))
            {
                return(loader);
            }

            string localPath = versionLoaderFactory.getLocalPathByURL(url, true);

            if (resource.isForceRemote == false)
            {
                string fullLocalPath = PathDefine.getPersistentLocal(localPath);
                if (File.Exists(fullLocalPath))
                {
                    loader = new FileStreamLoader(fullLocalPath, url, parserType);
                }
                else
                {
                    fullLocalPath = PathDefine.getStreamingAssetsLocal(localPath, true);
                    if (Application.platform == RuntimePlatform.IPhonePlayer)
                    {
                        loader = new WebRequestLoader(fullLocalPath, parserType);
                    }
                    else
                    {
                        loader = new StreamingAssetsLoader(fullLocalPath, url, parserType);
                    }
                }
            }

            if (loader == null)
            {
                loader             = new WebRequestLoader(url, parserType);
                loader.isLocalFile = false;
                if (resource.isForceRemote)
                {
                    loader.postData = resource.postData;
                    loader.timeout  = resource.timeout;
                }
            }

            _loadingPool[resource.url] = loader;
            return(loader);
        }
        public string getLocalPathByURL(string url, bool isSubFix = false)
        {
            string localPath = "";
            int    index     = url.IndexOf(PRE_HASH);

            if (index != -1)
            {
                localPath = url.Substring(index + PRE_HASH_LEN);
                localPath = formatedLocalURL(localPath);
                if (isSubFix == false)
                {
                    localPath = PathDefine.getPersistentLocal(localPath);
                }
            }
            return(localPath);
        }