session存取

-----存入session

HttpSession session = request.getSession(true); ||

HttpSession session = ServletActionContext.getRequest().getSession(true);

session.setAttribute("authCode", authCode);

session.setAttribute("username", username);

session.setAttribute("user", user);

------从session中取出

HttpSession session = ServletActionContext.getRequest().getSession(true); ||

String authCode = (String) session.getAttribute("authCode");

HttpSession session = ServletActionContext.getRequest().getSession(true);

userName=(String) session.getAttribute("username");

-------------------------------------------------------------------------------

-----存入session

HttpServletRequest request = ServletActionContext.getRequest();

request.getSession().setAttribute("username", username);

------------------------------------------------------------------------------

userName=(String) session.getAttribute("username");

semtask = this.semtaskService.getTaskNoUp(pagenow, session.getAttribute("username").toString());

----获取前台传入的用户名和密码

ActionContext ac = ActionContext.getContext();

HttpServletRequest request = (HttpServletRequest)ac.get(ServletActionContext.HTTP_REQUEST);

String userName = request.getParameter("username");

String passWord = request.getParameter("password");

---------页面取值

HttpServletRequest Request=ServletActionContext.getRequest();

String userName = Request.getParameter("username");

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