<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>首页</title>
<style>
.a{
font-size: 26px;
margin-top: 20px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">库存物资管理系统</h1>
<div class="a">
<a href="add.jsp">物品信息录入</a>
</div>
<div class="a">
<a href="HoldServlet?method=list">物品信息修改</a>
</div>
<div class="a">
<a href="del.jsp">物品信息删除</a>
</div>
<div class="a">
<a href="search.jsp">物品信息查询</a>
</div>
</div>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<div align="center">
<h1 style="color: red;">物品信息录入</h1>
<a href="index.jsp">返回主页</a>
<form action="HoldServlet?method=add" method="post" οnsubmit="return check()">
<div class="a">
商品名称<input type="text" id="name" name="name"/>
</div>
<div class="a">
公司<input type="text" id="company" name="company" />
</div>
<div class="a">
型号<input type="text" id="type" name="type" />
</div>
<div class="a">
规格<input type="text" id="spac" name="spac"/>
</div>
<div class="a">
<button type="submit" class="b">保 存</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
var company = document.getElementById("company");
var type = document.getElementById("type");
var spac = document.getElementById("spac");
//非空
if(name.value == '') {
alert('商品名称为空');
name.focus();
return false;
}
if(company.value == '') {
alert('公司为空');
company.focus();
return false;
}
if(type.value == '') {
alert('型号为空');
type.focus();
return false;
}
if(spac.value == '') {
alert('规格为空');
spac.focus();
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
.tb, td {
border: 1px solid black;
font-size: 22px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">课程信息列表</h1>
<a href="index.jsp">返回主页</a>
<table class="tb">
<tr>
<td>id</td>
<td>课程名称</td>
<td>任课教师</td>
<td>上课地点</td>
</tr>
<!-- forEach遍历出adminBeans -->
<c:forEach items="${courses}" var="item" varStatus="status">
<tr>
<td>${item.id}</td>
<td><a>${item.name}</a></td>
<td>${item.teacher}</td>
<td>${item.classroom}</td>
</tr>
</c:forEach>
</table>
</div>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
.tb, td {
border: 1px solid black;
font-size: 22px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">物品信息删除</h1>
<a href="index.jsp">返回主页</a>
<table class="tb">
<tr>
<td>物品名称</td>
<td>${hold.name}</td>
</tr>
<tr>
<td>公司</td>
<td>${hold.company}</td>
</tr>
<tr>
<td>型号</td>
<td>${hold.type}</td>
</tr>
<tr>
<td>规格</td>
<td>${hold.spac}</td>
</tr>
</table>
<div class="a">
<a οnclick="return check()" href="HoldServlet?method=del&id=${hold.id}">删 除</a>
</div>
</div>
<script type="text/javascript">
function check() {
if (confirm("真的要删除吗？")){
return true;
}else{
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<div align="center">
<h1 style="color: red;">物品信息修改</h1>
<a href="index.jsp">返回主页</a>
<form action="HoldServlet?method=update" method="post" οnsubmit="return check()">
<div class="a">
物品名称<input type="text" id="name" name="name" value="${hold.name}"/>
</div>
<div class="a">
公司<input type="text" id="company" name="company" value="${hold.company}"/>
</div>
<div class="a">
型号<input type="text" id="type" name="type" value="${hold.type}"/>
</div>
<div class="a">
规格<input type="text" id="spac" name="spac" value="${hold.spac}"/>
</div>
<input type="hidden" id="id" name="id" value="${hold.id}"/>
<div class="a">
<button type="submit" class="b">修 改</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
var company = document.getElementById("comapny");
var type = document.getElementById("type");
var spac = document.getElementById("spac");
//非空
if(name.value == '') {
alert('物品名称为空');
name.focus();
return false;
}
if(company.value == '') {
alert('公司为空');
company.focus();
return false;
}
if(type.value == '') {
alert('型号为空');
type.focus();
return false;
}
if(spac.value == '') {
alert('规格为空');
spac.focus();
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">物品信息查询</h1>
<a href="index.jsp">返回主页</a>
<form action="HoldServlet?method=search" method="post" οnsubmit="return check()">
<div class="a">
物品名称<input type="text" id="name" name="name"/>
</div>
<div class="a">
公司<input type="text" id="company" name="company" />
</div>
<div class="a">
型号<input type="text" id="type" name="type" />
</div>
<div class="a">
规格<input type="text" id="spac" name="spac" />
</div>
<div class="a">
<button type="submit" class="b">查 询</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
var company = document.getElementById("company");
var type = document.getElementById("type");
var spac = document.getElementById("spac");
//非空
if(name.value == '' && company.value == '' && type.value == ''&& spac.value=='') {
alert('请填写一个条件');
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
.tb, td {
border: 1px solid black;
font-size: 22px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">物品信息列表</h1>
<a href="index.jsp">返回主页</a>
<table class="tb">
<tr>
<td>id</td>
<td>物品名称</td>
<td>公司</td>
<td>型号</td>
<td>规格</td>
</tr>
<!-- forEach遍历出adminBeans -->
<c:forEach items="${holds}" var="item" varStatus="status">
<tr>
<td>${item.id}</td>
<td><a>${item.name}</a></td>
<td>${item.company}</td>
<td>${item.type}</td>
<td>${item.spac}</td>
</tr>
</c:forEach>
</table>
</div>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
.tb, td {
border: 1px solid black;
font-size: 22px;
}
</style>
</head>
<body>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<div align="center">
<h1 style="color: red;">物品信息列表</h1>
<a href="index.jsp">返回主页</a>
<table class="tb">
<tr>
<td>id</td>
<td>物品名称</td>
<td>公司</td>
<td>型号</td>
<td>规格</td>
<td align="center" colspan="2">操作</td>
</tr>
<c:forEach items="${holds}" var="item">
<tr>
<td>${item.id}</td>
<td>${item.name}</td>
<td>${item.company}</td>
<td>${item.type}</td>
<td>${item.spac}</td>
<td><a href="HoldServlet?method=getholdbyid&id=${item.id}">修改</a></td>
</tr>
</c:forEach>
</table>
</div>
</body>
</html>
package com.hold.servlet;
import java.io.IOException;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.hold.entity.Hold;
import com.hold.service.HoldService;
@WebServlet("/HoldServlet")
public class HoldServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
HoldService service = new HoldService();
/**
*
*/
protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
req.setCharacterEncoding("utf-8");
String method = req.getParameter("method");
if ("add".equals(method)) {
add(req, resp);
} else if ("del".equals(method)) {
del(req, resp);
} else if ("update".equals(method)) {
update(req, resp);
} else if ("search".equals(method)) {
search(req, resp);
} else if ("getholdbyid".equals(method)) {
getHoldById(req, resp);
} else if ("getholdbyname".equals(method)) {
getHoldByName(req, resp);
} else if ("list".equals(method)) {
list(req, resp);
}
}
/**
*
* @param req
* @param resp
* @throws IOException
* @throws ServletException
*/
private void add(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
req.setCharacterEncoding("utf-8");
String name = req.getParameter("name");
String company = req.getParameter("company");
String type = req.getParameter("type");
String spac = req.getParameter("spac");
Hold hold = new Hold(name, company, type,spac);
if(service.add(hold)) {
req.setAttribute("message", "录入成功");
req.getRequestDispatcher("add.jsp").forward(req,resp);
} else {
req.setAttribute("message", "录入失败");
req.getRequestDispatcher("add.jsp").forward(req,resp);
}
}
/**
*
* @param req
* @param resp
* @throws ServletException
*/
private void list(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException{
req.setCharacterEncoding("utf-8");
List<Hold> holds = service.list();
req.setAttribute("holds", holds);
req.getRequestDispatcher("list.jsp").forward(req,resp);
}
/**
* Course
* @param req
* @param resp
* @throws ServletException
*/
private void getHoldById(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException{
req.setCharacterEncoding("utf-8");
int id = Integer.parseInt(req.getParameter("id"));
Hold hold = service.getHoldById(id);
req.setAttribute("hold", hold);
req.getRequestDispatcher("detail2.jsp").forward(req,resp);
}
/**
*
* @param req
* @param resp
* @throws IOException
* @throws ServletException
*/
private void getHoldByName(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException{
req.setCharacterEncoding("utf-8");
String name = req.getParameter("name");
Hold hold = service.getHoldByName(name);
if(hold == null) {
req.setAttribute("message", "名字重复");
req.getRequestDispatcher("del.jsp").forward(req,resp);
} else {
req.setAttribute("hold", hold);
req.getRequestDispatcher("detail.jsp").forward(req,resp);
}
}
/**
*
* @param req
* @param resp
* @throws IOException
* @throws ServletException
*/
private void del(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException{
req.setCharacterEncoding("utf-8");
int id = Integer.parseInt(req.getParameter("id"));
service.del(id);
req.setAttribute("message", "删除成功");
req.getRequestDispatcher("del.jsp").forward(req,resp);
}
/**
* @param req
* @param resp
* @throws IOException
* @throws ServletException
*/
private void update(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException{
req.setCharacterEncoding("utf-8");
int id = Integer.parseInt(req.getParameter("id"));
String name = req.getParameter("name");
String company = req.getParameter("company");
String type = req.getParameter("type");
String spac = req.getParameter("spac");
Hold hold = new Hold(id, name, company, type,spac);
service.update(hold);
req.setAttribute("message", "修改成功");
req.getRequestDispatcher("HoldServlet?method=list").forward(req,resp);
}
/**
*
* @param req
* @param resp
* @throws ServletException
*/
private void search(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException{
req.setCharacterEncoding("utf-8");
String name = req.getParameter("name");
String company = req.getParameter("company");
String type = req.getParameter("type");
String spac = req.getParameter("spac");
List<Hold> holds = service.search(name, company, type,spac);
req.setAttribute("holds", holds);
req.getRequestDispatcher("searchlist.jsp").forward(req,resp);
}
}
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
.tb, td {
border: 1px solid black;
font-size: 22px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">课程信息列表</h1>
<a href="index.jsp">返回主页</a>
<table class="tb">
<tr>
<td>id</td>
<td>课程名称</td>
<td>任课教师</td>
<td>上课地点</td>
</tr>
<!-- forEach遍历出adminBeans -->
<c:forEach items="${courses}" var="item" varStatus="status">
<tr>
<td>${item.id}</td>
<td><a>${item.name}</a></td>
<td>${item.teacher}</td>
<td>${item.classroom}</td>
</tr>
</c:forEach>
</table>
</div>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">课程信息查询</h1>
<a href="index.jsp">返回主页</a>
<form action="CourseServlet?method=search" method="post" οnsubmit="return check()">
<div class="a">
课程名称<input type="text" id="name" name="name"/>
</div>
<div class="a">
任课教师<input type="text" id="teacher" name="teacher" />
</div>
<div class="a">
上课地点<input type="text" id="classroom" name="classroom" />
</div>
<div class="a">
<button type="submit" class="b">查 询</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
var teacher = document.getElementById("teacher");
var classroom = document.getElementById("classroom");
//非空
if(name.value == '' && teacher.value == '' && classroom.value == '') {
alert('请填写一个条件');
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>首页</title>
<style>
.a{
font-size: 26px;
margin-top: 20px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">课程基本信息管理系统</h1>
<div class="a">
<a href="add.jsp">课程信息录入</a>
</div>
<div class="a">
<a href="CourseServlet?method=list">课程信息修改</a>
</div>
<div class="a">
<a href="del.jsp">课程信息删除</a>
</div>
<div class="a">
<a href="search.jsp">课程信息查询</a>
</div>
</div>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<div align="center">
<h1 style="color: red;">课程信息修改</h1>
<a href="index.jsp">返回主页</a>
<form action="CourseServlet?method=update" method="post" οnsubmit="return check()">
<div class="a">
课程名称<input type="text" id="name" name="name" value="${course.name}"/>
</div>
<div class="a">
任课教师<input type="text" id="teacher" name="teacher" value="${course.teacher}"/>
</div>
<div class="a">
上课地点<input type="text" id="classroom" name="classroom" value="${course.classroom}"/>
</div>
<input type="hidden" id="id" name="id" value="${course.id}"/>
<div class="a">
<button type="submit" class="b">修 改</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
var teacher = document.getElementById("teacher");
var classroom = document.getElementById("classroom");
//非空
if(name.value == '') {
alert('课程名称为空');
name.focus();
return false;
}
if(teacher.value == '') {
alert('教师为空');
teacher.focus();
return false;
}
if(classroom.value == '') {
alert('上课地点为空');
classroom.focus();
return false;
}
//教师
if(teacher.value != '王建民' && teacher.value != '王辉' && teacher.value != '刘丹' && teacher.value != '刘立嘉' && teacher.value != '杨子光'){
alert('教师名称错误');
return false;
}
//教室
if(!/^基教/.test(classroom.value) && !/^一教/.test(classroom.value) && !/^二教/.test(classroom.value) && !/^三教/.test(classroom.value)) {
alert('上课地点错误');
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
.tb, td {
border: 1px solid black;
font-size: 22px;
}
</style>
</head>
<body>
<div align="center">
<h1 style="color: red;">课程信息删除</h1>
<a href="index.jsp">返回主页</a>
<table class="tb">
<tr>
<td>课程名称</td>
<td>${course.name}</td>
</tr>
<tr>
<td>任课教师</td>
<td>${course.teacher}</td>
</tr>
<tr>
<td>上课地点</td>
<td>${course.classroom}</td>
</tr>
</table>
<div class="a">
<a οnclick="return check()" href="CourseServlet?method=del&id=${course.id}">删 除</a>
</div>
</div>
<script type="text/javascript">
function check() {
if (confirm("真的要删除吗？")){
return true;
}else{
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<div align="center">
<h1 style="color: red;">课程信息删除</h1>
<a href="index.jsp">返回主页</a>
<form action="CourseServlet?method=getcoursebyname" method="post" οnsubmit="return check()">
<div class="a">
课程名称<input type="text" id="name" name="name"/>
</div>
<div class="a">
<button type="submit" class="b">查 找</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
//非空
if(name.value == '') {
alert('课程名称为空');
name.focus();
return false;
}
}
</script>
</body>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<style>
.a{
margin-top: 20px;
}
.b{
font-size: 20px;
width: 160px;
color: white;
background-color: greenyellow;
}
</style>
</head>
<body>
<%
Object message = request.getAttribute("message");
if(message!=null && !"".equals(message)){
%>
<script type="text/javascript">
alert("<%=request.getAttribute("message")%>");
</script>
<%} %>
<div align="center">
<h1 style="color: red;">课程信息录入</h1>
<a href="index.jsp">返回主页</a>
<form action="CourseServlet?method=add" method="post" οnsubmit="return check()">
<div class="a">
课程名称<input type="text" id="name" name="name"/>
</div>
<div class="a">
任课教师<input type="text" id="teacher" name="teacher" />
</div>
<div class="a">
上课地点<input type="text" id="classroom" name="classroom" />
</div>
<div class="a">
<button type="submit" class="b">保 存</button>
</div>
</form>
</div>
<script type="text/javascript">
function check() {
var name = document.getElementById("name");;
var teacher = document.getElementById("teacher");
var classroom = document.getElementById("classroom");
//非空
if(name.value == '') {
alert('课程名称为空');
name.focus();
return false;
}
if(teacher.value == '') {
alert('教师为空');
teacher.focus();
return false;
}
if(classroom.value == '') {
alert('上课地点为空');
classroom.focus();
return false;
}
//教师
if(teacher.value != '王建民' && teacher.value != '王辉' && teacher.value != '刘丹' && teacher.value != '刘立嘉' && teacher.value != '杨子光'){
alert('教师名称错误');
return false;
}
//教室
if(!/^基教/.test(classroom.value) && !/^一教/.test(classroom.value) && !/^二教/.test(classroom.value) && !/^三教/.test(classroom.value)) {
alert('上课地点错误');
return false;
}
}
</script>
</body>
</html>
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