jsp登录会话的简单实现

Java  /  管理员 发布于 7年前   176

jsp登录会话的简单实现

<%@ page language="java" contentType="text/html; charset=UTF-8"  pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>登录界面</title></head><body><form action="test_session2.jsp" method="post"> <table width="300" height="300" border="0" align="center">  <tr height="80" align="center">    <td colspan="2"><font size="24">OO登录</font></td></tr>  <tr height="30">    <td width="80" align="right">用户名：</td>     <td><input type="text" name="name"></td></tr>  <tr height="30">    <td width="80" align="right"> 密  码：</td>    <td> <input type="password" name="password"></td></tr>    <tr><td height="40" align="center" colspan="2">    <input type="submit" value="登录"></td></tr> </table></body></html>

<%@ page language="java" contentType="text/html; charset=UTF-8"  pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>登录成功</title></head><body><% String name = new String( request.getParameter("name").getBytes("ISO-8859-1"),"UTF-8");session.setAttribute("name", name);out.println(name + "成功登陆");%><a href="https:/article/test_session3.jsp"><br>跳转</a></body></html>

<%@ page language="java" contentType="text/html; charset=UTF-8"  pageEncoding="UTF-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>会话</title></head><body><%String str = "";Object obj = session.getAttribute("name");if(obj != null){  str = obj.toString();  out.println(str + "已经成功登陆");}else{  out.println("会话超时，请重新登录。");}%></body></html>

以上就是小编为大家带来的jsp登录会话的简单实现全部内容了，希望大家多多支持~


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