structs2 对ActionContext valueStack stack context 的理解 图片实例
structs2 对ActionContext valueStack stack context 的理解
ActionConext :
The ActionContext is the context in which an Action is executed. Each context is basically a container of objects an action needs for execution like the session, parameters, locale, etc.
you just get it:
ActionContext context = ActionContext.getContext();
![](http://images0.cnblogs.com/i/588885/201403/191358322718463.jpg)
![](http://images0.cnblogs.com/i/588885/201403/191358460999339.jpg)
上面的图 清楚的描述了
ActionContext ValueStack Stack Context 以及 JSP 中像session application 相互间的关系 以及程序中如何去访问他们、、、
生活不止眼前的苟且,还有诗和远方。。。