package web;
import java.io.IOException;
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 dao.AccountDao;
import dao.common.DaoFactory;
import entity.Account;
@WebServlet(urlPatterns="/add")
public class AccountAddServlet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = 2547680690878139285L;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
doPost(req, resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String name=req.getParameter("name");
String age=req.getParameter("age");
String address=req.getParameter("address");
//创建JavaBean对象
Account account=new Account();
account.setName(name);
account.setAge(Integer.parseInt(age));
account.setAddress(address);
//Dao工厂
try {
AccountDao accountDao = DaoFactory.getInstance("accountDao", AccountDao.class);
accountDao.save(account);
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
resp.sendRedirect("list.do");
}
}
package web;
import java.io.IOException;
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 dao.AccountDao;
import dao.common.DaoFactory;
import entity.Account;
@WebServlet(urlPatterns="/delete.do")
public class AccountDeleteServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
doPost(req, resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String id=req.getParameter("id");
try {
AccountDao accountDao=DaoFactory.getInstance("accountDao", AccountDao.class);
accountDao.delete(Integer.parseInt(id));
resp.sendRedirect("list.do");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
package web;
import java.io.IOException;
import java.io.PrintWriter;
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 dao.AccountDao;
import dao.common.DaoFactory;
import entity.Account;
@WebServlet(urlPatterns="/edit.do")
public class AccountEditServlet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = 7060829902603581735L;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
doPost(req, resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String id=req.getParameter("id");
try {
AccountDao accountDao=DaoFactory.getInstance("accountDao", AccountDao.class);
Account account=accountDao.get(Integer.parseInt(id));
resp.setContentType("text/html;charset=UTF-8");
PrintWriter out=resp.getWriter();
out.println("<html>");
out.println("<head>");
out.println("<title>"+"修改用户页面"+"</title>");
out.println("</head>");
out.println("<body>");
out.println("<form action='update.do' method='post'>");
out.println("<table>");
out.println("<tr>");
out.println("<td><input type='hidden' name='id' value="+account.getId()+"></td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td>"+"用户名:"+"</td>");
out.println("<td>"+"<input type='text' name='name' value='"+account.getName()+"'>"+"</td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td>"+"年龄:"+"</td>");
out.println("<td>"+"<input type='text' name='age' value='"+account.getAge()+"'>"+"</td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td>"+"地址:"+"</td>");
out.println("<td>"+"<input type='text' name='address' value='"+account.getAddress()+"'>"+"</td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td colspan='2'>");
out.println("<input type='submit' value='编辑完成，提交'> ");
out.println("<input type='reset' value='重置'>");
out.println("</td>");
out.println("</tr>");
out.println("</table>");
out.println("</form>");
out.println("</body>");
out.println("</html>");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
package web;
import java.io.IOException;
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 dao.AccountDao;
import dao.common.DaoFactory;
import entity.Account;
@WebServlet(urlPatterns="/update.do")
public class AccountUpdateServlet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = -4718336942993114247L;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
doPost(req, resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String id=req.getParameter("id");
String name=req.getParameter("name");
String age=req.getParameter("age");
String address=req.getParameter("address");
try {
AccountDao accountDao=DaoFactory.getInstance("accountDao", AccountDao.class);
Account account=accountDao.get(Integer.parseInt(id));
account.setName(name);
account.setAge(Integer.parseInt(age));
account.setAddress(address);
accountDao.edit(account);
resp.sendRedirect("list.do");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
package web;
import java.io.IOException;
import java.io.PrintWriter;
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 dao.AccountDao;
import dao.common.DaoFactory;
import entity.Account;
@WebServlet(urlPatterns="/list.do")
public class AccountListServet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = 8442871448207725751L;
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
// TODO Auto-generated method stub
doPost(req, resp);
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
try{
AccountDao accountDao=DaoFactory.getInstance("accountDao", AccountDao.class);
List<Account> list=accountDao.findAll();
resp.setContentType("text/html;charset=UTF-8");
PrintWriter out=resp.getWriter();
out.println("<html>");
out.println("<head>");
out.println("</head>");
out.println("<body>");
out.println("<h3>"+"用户列表"+"</h3>");
out.println("<table>");
out.println("<tr>");
out.println("<th>"+"ID"+"</th>");
out.println("<th>"+"用户名"+"</th>");
out.println("<th>"+"年龄"+"</th>");
out.println("<th>"+"地址"+"</th>");
out.println("<th>"+"操作"+"</th>");
out.println("</tr>");
for(Account a:list){
out.println("<tr>");
out.println("<td>"+a.getId()+"</td>");
out.println("<td>"+a.getName()+"</td>");
out.println("<td>"+a.getAge()+"</td>");
out.println("<td>"+a.getAddress()+"</td>");
out.println("<th><a href='edit.do?id="+a.getId()+"&name="+a.getName()+"'>修改</a> <a href='delete.do?id="+a.getId()+"'>删除</a></th>");
out.println("</tr>");
}
out.println("</table>");
out.println("</body>");
out.println("</html>");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
<%@ page language="java" import="java.util.*" pageEncoding="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 'register.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 align="center" action="add" method="post">
<table>
<tr>
<td>用户名:</td>
<td><input type="text" name="name"></td>
</tr>
<tr>
<td>年龄:</td>
<td><input type="text" name="age"></td>
</tr>
<tr>
<td>地址:</td>
<td><input type="text" name="address"></td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value="添加">
<input type="reset" value="重置">
</td>
</tr>
</table>
</form>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="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 'index.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>
<a href="add.jsp">添加用户</a><br>
<a href="list.do">查看用户列表</a>
</body>
</html>
