add<用户列表>
liyansheng
parent
e6ea47674d
commit
31c203136e
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@ -0,0 +1,55 @@
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package example.controller;
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import example.dao.UserDao;
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import example.model.User;
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import example.service.IUserService;
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import example.service.impl.UserServiceImpl;
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import javax.servlet.ServletException;
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import javax.servlet.annotation.WebServlet;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.util.List;
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@WebServlet(name = "UserServlet", urlPatterns = "/user")
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public class UserServlet extends HttpServlet {
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IUserService userService=new UserServiceImpl();
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@Override
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protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
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String action = req.getParameter("action");
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switch (action) {
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case "list":
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try {
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getUserList(req, resp);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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break;
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case "update":
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req.getRequestDispatcher("/WEB-INF/jsp/register.jsp").forward(req, resp);
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break;
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case "delete":
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resp.sendRedirect("/");
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break;
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default:
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req.getRequestDispatcher("/WEB-INF/jsp/login.jsp").forward(req, resp);
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break;
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}
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super.doGet(req, resp);
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}
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private void getUserList(HttpServletRequest req, HttpServletResponse resp) throws Exception {
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List<User> userList = userService.getUserList();
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req.setAttribute("userList", userList);
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req.getRequestDispatcher("userList.jsp").forward(req, resp);
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}
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@Override
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protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
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super.doPost(req, resp);
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}
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}
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@ -1,5 +1,11 @@
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package example.service;
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import example.model.User;
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import java.util.List;
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public interface IUserService {
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boolean login(String username, String password) throws Exception;
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List<User> getUserList() throws Exception;
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}
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@ -4,6 +4,8 @@ import example.dao.UserDao;
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import example.model.User;
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import example.service.IUserService;
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import java.util.List;
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public class UserServiceImpl implements IUserService {
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UserDao userDao=new UserDao();
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@ -12,4 +14,9 @@ public class UserServiceImpl implements IUserService {
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User user = userDao.getUserByUsername(username);
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return user != null && user.getPassword().equals(password);
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}
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@Override
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public List<User> getUserList() throws Exception {
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return userDao.getAllUser();
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}
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}
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@ -7,5 +7,6 @@
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<a href="/register">注册</a>
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<a href="/login">登录</a>
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<a href="/computerList">电脑列表</a>
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<a href="/user?action=list">用户列表</a>
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</body>
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</html>
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@ -1,38 +1,40 @@
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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
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<%@ page contentType="text/html; charset=UTF-8" language="java" %>
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<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
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<%@ page import="java.util.List" %>
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<%@ page import="example.model.User" %>
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<html>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>用户列表</title>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css">
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>user List</title>
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</head>
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<body>
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<h1>用户列表</h1>
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<form action="userList" method="get">
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<div class="form-group">
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<input type="text" class="form-control" name="query" placeholder="请输入用户名进行查询" value="${query}">
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<button type="submit" class="btn btn-primary">查询</button>
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</div>
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</form>
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<table border="1" class="table table-striped">
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<tr>
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<th>ID</th>
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<th>用户名</th>
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<th>密码</th>
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</tr>
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<c:forEach items="${userList}" var="user">
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<h1>user List</h1>
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<table border="1">
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<thead>
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<tr>
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<td>${user.id}</td>
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<td>${user.username}</td>
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<td>${user.password}</td>
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<th>ID</th>
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<th>用户名</th>
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<th>手机号</th>
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<th>身份标识</th>
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<th>Actions</th>
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</tr>
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</c:forEach>
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</thead>
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<tbody>
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<c:forEach var="user" items="${userList}">
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<tr>
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<td>${user.id}</td>
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<td>${user.username}</td>
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<td>${user.phone}</td>
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<td>${user.admin}</td>
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<td>
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<a href="/edituser?id=${user.id}">Edit</a> |
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<a href="/deleteuser?id=${user.id}">Delete</a>
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</td>
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</tr>
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</c:forEach>
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</tbody>
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</table>
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<br>
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当前第 ${currentPage} 页，共 ${totalPages} 页
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<div class="pagination-container">
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${pageLinks}
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</div>
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<br/>
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<!-- <a href="/adduser">Add New user</a> -->
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</body>
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</html>
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</html>
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