selectcourse.jsp
来自「jsp的课程实践」· JSP 代码 · 共 94 行
JSP
94 行
<%@ page language="java" import="java.util.*,course.beans.*" contentType="text/html;charset=gbk"%>
<%
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 'selectCourse.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">
-->
<script language="javaScript">
function check(form)
{
//所填的信息全部为空时
if((form.courseId.value==null||form.courseId.value=="")&&
(form.courseName.value==null||form.courseName.value=="")&&
(form.teacher.value==null||form.teacher.value=="")&&
(form.courseDes.value==null||form.courseDes.value=="")&&
(form.credit.value==null||form.credit.value==""))
{
alert('请您至少输入一项所要查询的信息条目!');
return false;
}
else
{
return true;
}
}
</script>
</head>
<body>
<%
if(session.getAttribute("student")!=null)
{
%>
<div align="center">
<form action="/StudentCourse/FindCourseServlet" method="post" onsubmit="return check(this);">
模糊查找所需要的课程信息<br><br>
课程代号:<input type="text" name="courseId">
课程名称:<input type="text" name="courseName"><br><br>
任课教师:<input type="text" name="teacher">
课程描述:<input type="text" name="courseDes"><br><br>
学分:<input type="text" name="credit"><br><br>
<input type="submit" value="查找">
<input type="reset" value="重置">
</form>
<h3>显示所有课程信息</h3>
<table border="1">
<tr bgColor=#e6e6e6><td align="center">课程代号</td><td align="center">课程名称</td>
<td align="center">任课教师</td><td align="center">课程描述</td>
<td align="center">课程学分</td><td align="center">选择该课程</td></tr>
<%
String str = "";
ArrayList<Course>courses=(ArrayList<Course>)request.getAttribute("courses");
for(int i=0;i<courses.size();i++)
{
str = "";
str += "<tr><td align = 'center'>"+courses.get(i).getCourseId()+"</td>";
str += "<td align = 'center'>"+courses.get(i).getCourseName()+"</td>";
str += "<td align = 'center'>"+courses.get(i).getTeacher()+"</td>";
str += "<td align = 'center'>"+courses.get(i).getCourseDes()+"</td>";
str += "<td align = 'center'>"+courses.get(i).getCredit()+"</td>";
str += "<td align = 'center'><a href='/StudentCourse/SelectCourseServlet?courseId="+courses.get(i).getCourseId()+"'>选课</a></td></tr>";
out.println(str);
}
%>
</table>
<%
}
else
{
%>
<h3>您还没有进行登录,请先进行<a href='login.jsp' target='contentFrame'>登陆</a></h3>
<%
}
%>
</div>
</body>
</html>
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