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JSP之Model1

时间:2017-05-19 11:46:15      阅读:209      评论:0      收藏:0      [点我收藏+]

标签:script   错误   starting   rip   pac   control   put   head   else   

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package com.po;

public class Users {
	private String username;
	private String password;
	
	public Users(){
		
	}

	public String getUsername() {
		return username;
	}

	public void setUsername(String username) {
		this.username = username;
	}

	public String getPassword() {
		return password;
	}

	public void setPassword(String password) {
		this.password = password;
	}
	
}

package com.po.Dao;

import com.po.Users;

public class UserDao {
	public static boolean isRightUser(Users user){
		if("admin".equals(user.getUsername()) && "admin".equals(user.getPassword())){
			return true;
		}else{
			return false;
		}
	}
}

<%@ page language="java" import="java.util.*" contentType="text/html; charset=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>
    <base href="<%=basePath%>">
    
    <title>My JSP ‘login.jsp‘ starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
    <form action="dologin.jsp" name="loginForm" method="post">
    	<table>
    		<tr>
    			<td>用户名:</td>
    			<td><input type="text" name="username"/></td>
    		</tr>
    		<tr>
    			<td>密码:</td>
    			<td><input type="password" name="password"/></td>
    		</tr>
    		<tr>
    			<td><input type="submit" value="登陆"/></td>
    		</tr>
    	</table>
    </form>
  </body>
</html>

<%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%>
<%@ page import="com.po.Users" %>
<%@ page import="com.po.Dao.UserDao" %>
<jsp:useBean id="myUser" class="com.po.Users" scope="page"></jsp:useBean>
<jsp:setProperty property="*" name="myUser"/>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

request.setCharacterEncoding("utf-8");

if(UserDao.isRightUser(myUser)){
	session.setAttribute("loginUser", myUser.getUsername());
	request.getRequestDispatcher("loginSuccess.jsp").forward(request, response);
}else{
	response.sendRedirect("loginFailure.jsp");
}

%>


<%@ page language="java" import="java.util.*" contentType="text/html; charset=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>
    <base href="<%=basePath%>">
    
    <title>My JSP ‘login.jsp‘ starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
    <%
    	String loginUser = "";
    	loginUser = session.getAttribute("loginUser").toString();
    %>
    <h1>欢迎<%=loginUser %>登陆</h1>
  </body>
</html>

<%@ page language="java" import="java.util.*" contentType="text/html; charset=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>
    <base href="<%=basePath%>">
    
    <title>My JSP ‘login.jsp‘ starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
    <h1>username或者password错误,请又一次登陆</h1><br/>
    <a href="login.jsp">返回登陆</a>
  </body>
</html>




JSP之Model1

标签:script   错误   starting   rip   pac   control   put   head   else   

原文地址:http://www.cnblogs.com/lxjshuju/p/6877485.html

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