java web 学生信息管理系统代码
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发布时间：2022-06-07 23:33
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时间：2023-10-30 14:53
热心网友
时间：2023-10-30 14:54
<%@page import="cn.service.GradeService"%>
<%@page import="cn.service.impl.GradeServiceimp"%>
<%@page import="cn.entity.Student"%>
<%@page import="java.util.List"%>
<%@page import="cn.service.StudentService"%>
<%@page import="cn.service.impl.StudentServiceimp"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page isELIgnored="false" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<!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>学生信息列表</title>
<link href="${pageContext.request.contextPath }/css/common.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
function check(){
var mymessage=confirm("确定要删除吗？");
if(mymessage==true){
return true;
}
else if(mymessage==false){
return false;
}
}
</script>
</head>
<body>
<div align="right">欢迎你，${user.username } <a href="logout.jsp">退出</a></div>
<h2>学生列表</h2>
<p id="addStu"><a href="addStu.jsp"><input type="button" value="添加学生"></a></p>
<table>
<tr>
<td class="listTable">编号</td>
<td class="listTable">姓名</td>
<td class="listTable">性别</td>
<td class="listTable">年龄</td>
<td class="listTable">年级</td>
<td id="profile">自我介绍</td>
<td id="operate">操作</td>
</tr>
<%--第一种写法，使用JSP原生标签 --%>
<%
session.removeAttribute("list");
StudentService stuService = new StudentServiceimp();
GradeService gradeService = new GradeServiceimp();
Grade grade = new Grade();
List<Student> list = stuService.getAllStudent();
session.setAttribute("list", list);
for(Student stu:list){
grade.setGradeId(stu.getGradeId());
grade = gradeService.getGrade(grade);
%>
<tr>
<td><%=stu.getId() %> </td><td><%=stu.getName() %> </td>
<td><%=stu.getSex() %> </td>
<td><%=stu.getAge() %> </td>
<td><%=grade.getGradeName() %></td>
<td><%=stu.getProfile() %> </td>
<td><a href="stuDetail.jsp?id=<%=stu.getId() %>">查看 </a>
<a href="modifyStu.jsp?id=<%=stu.getId() %>">修改 </a>
<a href="${pageContext.request.contextPath }/servlet/delStudent?id=<%=stu.getId() %>" onclick="return check()">删除 </a></td>
</tr>
<%} %>
<%--第二种写法，使用JSTL标签 --%>
<%-- <%
StudentService stuService = new StudentServiceimp();
GradeService gradeService = new GradeServiceimp();
Grade grade = new Grade();
List<Student> list = stuService.getAllStudent();
session.setAttribute("list", list);
%>
<c:forEach items="${list }" var="stu">
<tr>
<td>${stu.id } </td><td>${stu.name }</td>
<td>${stu.sex }</td>
<td>${stu.age }</td>
<td>${stu.gradeId }</td>
<td>${stu.profile }</td>
<td><a href="stuDetail.jsp">查看 </a>
<a href="modifyStu.jsp">修改 </a>
<a href="#">删除 </a></td>
</tr>
</c:forEach> --%>
</table>
</body>
</html>
