struts2访问Servlet AIP

LoginAction.java

public String execute() throws Exception //有业务逻辑的验证放在这里，而不放在validate里
 {
  //jsp页面
  HttpServletRequest request = ServletActionContext.getRequest() ;
  HttpSession session = request.getSession() ;
  session.setAttribute("hello", "helloworld") ;
  
  //后台显示
  ActionContext actionContext =ActionContext.getContext();
  Map map = actionContext.getSession() ;
  Object object = map.get("hello") ;
  System.out.println(object);
  
  
  
  if(this.loginService.isLogin(username, password))
  {
   return SUCCESS ;
  }
  return INPUT ;
 }

 

result.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags" %>

 
 
  
   username: ${requestScope.username }

   password: ${requestScope.password }

   age: ${requestScope.age }

   date: ${requestScope.date }

  
 session:${sessionScope.hello }