applicationContextIntialize   //初始化加载插件
   applicationContext.checkInitialize;  //初始化加载插件


applicationContextFinalize
  applicationContext.checkFinalize;    //结束程序
   //清理全局资源applicationKeyMap.cleanObjects
   //插件工厂清理资源 beanFactory.checkFinalize
   //卸载 插件DLL
  appContextCleanup;    //清理剩余的全局对象