private static List <RegisterInfo> GetConfigFromFile()
{
var cfgPath = HttpContext.Current.Server.MapPath("~/App_Data\\RegisterInfo.json");
if (!File.Exists(cfgPath))
{
throw new FileNotFoundException("配置文件不存在或文件路径错误!", cfgPath);
}
return(JsonEx.FromJson <List <RegisterInfo> >(File.ReadAllText(cfgPath)));
}