Struts2获取session、Request、Response、Parameter

Struts2获取资源方法：

1.获取session：

Map attibutes = ActionContext.getContext().getSession();

2.获取HttpServletRequest:

       HttpServletRequest request = ServletActionContext.getRequest();

3.获取HttpServletResponse:

       HttpServletResponse response = ServletActionContext.getResponse();

4.获取请求参数:

Map parameters = ActionContext.getContext().getParameters();