[JSP] 세션, 어플리케이션 사용

==================세션========================

(@WebServlet("/"))

HttpSession ses = req.getSession();

 

ses.setAttribute("발신명", 객체값);

ses.getAttribute("발신명");

 

(*.jsp 출력)

${sessionScope.getPostList}

 

필터에서 쓸때는

HttpSession ses = ((HttpServletRequest) request).getSession();

 

==================어플리케이션========================

(@WebServlet("/"))

ServletContext app=req.getServletContext();

 

app.setAttribute("발신명", 객체값);

app.getAttribute("발신명");

 

(*.jsp 출력)

${applicationScope.getPostList}