javaweb实验-员工登陆系统

2022/4/6 14:19:04

本文主要是介绍javaweb实验-员工登陆系统,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!

1.css样式
@charset "utf-8";
body{
width:1100px;
text-align:center;
margin-left:auto;
margin-right:auto;
}
.div_01{
background-color:Aquamarine;
border:2px solid #aaaaaa;
width:1100px;
height:100px;
font-size:20pt;
line-height:100%;
}
.div_02{
text-align:left;
line-height:20pt;
padding-top:10px;
padding-bottom: 10px;
font-weight:bold;
border-bottom: solid #777777 2px;
}
.div_03{
padding-top:10px;
}

th_01{

background-color:MediumTurquoise;
width:140px;
height:60px;

}
a{
font-family:宋体;
text-align:left;
text-decoration:underline;
TEXT-DECORATION:none;
}
.td_01{
text-align:center;
}
.span_01{
color:SkyBlue;
}
.td_02{
text-align:center;
}

span_02{

width:200px;
height:20px;
background-color:Aquamarine;

}

.quan{
background-color:Cornsilk;
height:600px;

}

2.主页
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8" import="java.util.*"%>

<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>Insert title here</title> <title>员工登录入口</title> <meta http-equiv="pragma" content= "no-cache "> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0" > <meta htp-equiv="keywords" content="keywordl,keyword2,keyword3"> <meta hup- equiv= "ecripipio" content= "This is my page"> <link rel="stylesheet" type="text/css" href="styles.css"> <style type="text/css"> body{ width: 1100px; text-align:center; margin-left:auto; margin-right:auto; } .div_01 { background-color:LightSkyBlue; border:2px solid #aaaaaa; width: 1100px; height: 100px; font-size: 20pt; line-height: 100%; } .div_02{ background-color:LightSkyBlue; width: 1100px; height:900px; } </style> </head> <body> <div class="div_02"> <div class="div_01"> <h1>员工登录入口</h1> </div> <div class="div_02"> <form action="lmy-cl.jsp" method="post"> <br/><br/><br/> 账号:<input type="text" name="userName" placeholder="账号"><br/><br/> 密码:<input type="password" name="userPwd" placeholder="密码"><br/><br/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <input type="submit" value="登录">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;<input type="reset" value="重置"><br/> </form> </div> </div> </body> </html> 3.内部系统 <%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8" import="java.util.*"%> <!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>员工之窗</title> <meta http-equiv="pragma" content="no-cache "> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0" > <meta htp-equiv="keywords" content="keywordl,keyword2,keyword3"> <meta hup-equiv= "ecripipio" content= "This is my page"> <link rel="stylesheet" type="text/css" href="user-css.css"> </head> <body> <div class="quan"> <div class="div_01"> <h1 >员工之窗</h1> </div> <div class="div_02"> <span class="span_01"> <%= session.getAttribute("userName")%> </span>,欢迎来到员工之窗。 <br/> 当前时间:<div id="span_02" onclick="time()"></div> </div> <div class="div_03"> <table border="1" cellspacing="0" align="center"> <tr> <th id="th_01">文章编号</th> <th id="th_01">文章类型</th> <th id="th_01">标题</th> <th id="th_01">作者</th> <th id="th_01">发表日期</th> </tr> </table><br/> <a href="${pageContext.request.contextPath}/lmy-tc.jsp">【发表文章】 </a>&nbsp;&nbsp;&nbsp; <a href="${pageContext.request.contextPath}/lmy-1.jsp">【退出登录】 </a>&nbsp;&nbsp;&nbsp; <a href="${pageContext.request.contextPath}/lmy-1.jsp">【返回首页】 </a> </div> </div> <script type= "text/javascript" > function time2(){ var date = new Date() ; var time=(date.getFullYear()+"—"+(date.getMonth()+1)+"—"+date.getDate()+""+date.getHours()+":"+ date.getMinutes()+":"+date.getSeconds()); document.getElementById("span_02").innerHTML=time; } window.setInterval(time2(),1000); </script> 4.测试 <%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%> Insert title here <% String userName = request.getParameter("userName"); String userPwd = request.getParameter("userPwd"); if(userName==null || userPwd==null){ //request.setAttribute(" message","账号或密码为空"); pageContext.forward("lmy-1.jsp"); } else if( userName.equals("lmy") && userPwd.equals("123")){ session.setAttribute("userName",userName) ; session.setAttribute("userPwd",userPwd); pageContext.forward("user.jsp"); //response.sendRedirect(request.getContextPath()+"user.jsp");20和21两者都可以用; }else{ //request.setAttribute(" message", "账号或密码错误"); pageContext.forward("lmy-1.jsp"); }

%>

5.退出 <%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8" import="java.util.*"%> 发表文章 <% if(session.getAttribute("userName")!=null){ session.invalidate(); response.sendRedirect("lmy-1"); } %>

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