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package com.iflytek.test.controller;
public class Test2 extends ActionSupport{
//搜索验证用户(登录)
public String check(){
Applicant applicant=null;
try{
applicant=applicantService.queryApplicant(applicantPhone,applicantPassword);
ActionContext context=ActionContext.getContext();
context.getSession().put("applicant",applicant);
context.getSession().put("loginMsg", "");
return SUCCESS;
}catch(Exception e){
loginMsg="用户名或密码错误";
ActionContext context=ActionContext.getContext();
context.getSession().put("loginMsg", loginMsg);
return ERROR;
}
}
}
这是前台jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<script type="text/javascript">
var msg="${sessionScope.loginMsg}";
if(msg!=""){
alert(msg);
}
</script>
</head>
<body>
<div id="top" >
<form action="check.action" method="post">
<input id="applicantPhone" type="text" name="applicantPhone">
<input id="password" type="password" name="applicantPassword">
<input id="appLoad" type="submit" value="登录" />
</form>
</div>
</body>
</html>
这是以前一个做登录的例子(ssh),比较简单,但可以用!