From 31c203136ee7fa3ee85b4ffcbaa2bff1d8e45e95 Mon Sep 17 00:00:00 2001
From: liyansheng <1761724207@qq.com>
Date: Sat, 21 Dec 2024 12:31:42 +0800
Subject: [PATCH] =?UTF-8?q?add<=E7=94=A8=E6=88=B7=E5=88=97=E8=A1=A8>?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/example/controller/UserServlet.java  | 55 ++++++++++++++++
 .../java/example/service/IUserService.java    |  6 ++
 .../example/service/impl/UserServiceImpl.java |  7 +++
 src/main/webapp/index.jsp                     |  1 +
 src/main/webapp/userList.jsp                  | 62 ++++++++++---------
 5 files changed, 101 insertions(+), 30 deletions(-)
 create mode 100644 src/main/java/example/controller/UserServlet.java

diff --git a/src/main/java/example/controller/UserServlet.java b/src/main/java/example/controller/UserServlet.java
new file mode 100644
index 0000000..61c7cba
--- /dev/null
+++ b/src/main/java/example/controller/UserServlet.java
@@ -0,0 +1,55 @@
+package example.controller;
+
+import example.dao.UserDao;
+import example.model.User;
+import example.service.IUserService;
+import example.service.impl.UserServiceImpl;
+
+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 java.io.IOException;
+import java.util.List;
+
+@WebServlet(name = "UserServlet", urlPatterns = "/user")
+public class UserServlet extends HttpServlet {
+
+    IUserService userService=new UserServiceImpl();
+
+    @Override
+    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        String action = req.getParameter("action");
+        switch (action) {
+            case "list":
+                try {
+                    getUserList(req, resp);
+                } catch (Exception e) {
+                    throw new RuntimeException(e);
+                }
+                break;
+            case "update":
+                req.getRequestDispatcher("/WEB-INF/jsp/register.jsp").forward(req, resp);
+                break;
+            case "delete":
+                resp.sendRedirect("/");
+                break;
+            default:
+                req.getRequestDispatcher("/WEB-INF/jsp/login.jsp").forward(req, resp);
+                break;
+        }
+        super.doGet(req, resp);
+    }
+
+    private void getUserList(HttpServletRequest req, HttpServletResponse resp) throws Exception {
+        List<User> userList = userService.getUserList();
+        req.setAttribute("userList", userList);
+        req.getRequestDispatcher("userList.jsp").forward(req, resp);
+    }
+
+    @Override
+    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        super.doPost(req, resp);
+    }
+}
diff --git a/src/main/java/example/service/IUserService.java b/src/main/java/example/service/IUserService.java
index f3f0ba9..ddcf55f 100644
--- a/src/main/java/example/service/IUserService.java
+++ b/src/main/java/example/service/IUserService.java
@@ -1,5 +1,11 @@
 package example.service;
 
+import example.model.User;
+
+import java.util.List;
+
 public interface IUserService {
     boolean login(String username, String password) throws Exception;
+
+    List<User> getUserList() throws Exception;
 }
diff --git a/src/main/java/example/service/impl/UserServiceImpl.java b/src/main/java/example/service/impl/UserServiceImpl.java
index 3fa872c..72877c9 100644
--- a/src/main/java/example/service/impl/UserServiceImpl.java
+++ b/src/main/java/example/service/impl/UserServiceImpl.java
@@ -4,6 +4,8 @@ import example.dao.UserDao;
 import example.model.User;
 import example.service.IUserService;
 
+import java.util.List;
+
 public class UserServiceImpl implements IUserService {
     UserDao userDao=new UserDao();
 
@@ -12,4 +14,9 @@ public class UserServiceImpl implements IUserService {
         User user = userDao.getUserByUsername(username);
         return user != null && user.getPassword().equals(password);
     }
+
+    @Override
+    public List<User> getUserList() throws Exception {
+        return userDao.getAllUser();
+    }
 }
diff --git a/src/main/webapp/index.jsp b/src/main/webapp/index.jsp
index 1843836..75a33ff 100644
--- a/src/main/webapp/index.jsp
+++ b/src/main/webapp/index.jsp
@@ -7,5 +7,6 @@
 <a href="/register">注册</a>
 <a href="/login">登录</a>
 <a href="/computerList">电脑列表</a>
+<a href="/user?action=list">用户列表</a>
 </body>
 </html>
diff --git a/src/main/webapp/userList.jsp b/src/main/webapp/userList.jsp
index 9223a88..6f9cfbc 100644
--- a/src/main/webapp/userList.jsp
+++ b/src/main/webapp/userList.jsp
@@ -1,38 +1,40 @@
-<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<%@ page contentType="text/html; charset=UTF-8" language="java" %>
 <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
-<%@ page import="java.util.List" %>
-<%@ page import="example.model.User" %>
-<html>
+<!DOCTYPE html>
+<html lang="en">
 <head>
-    <title>用户列表</title>
-    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css">
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>user List</title>
 </head>
 <body>
-    <h1>用户列表</h1>
-    <form action="userList" method="get">
-        <div class="form-group">
-            <input type="text" class="form-control" name="query" placeholder="请输入用户名进行查询" value="${query}">
-            <button type="submit" class="btn btn-primary">查询</button>
-        </div>
-    </form>
-    <table border="1" class="table table-striped">
-        <tr>
-            <th>ID</th>
-            <th>用户名</th>
-            <th>密码</th>
-        </tr>
-        <c:forEach items="${userList}" var="user">
+    <h1>user List</h1>
+    <table border="1">
+        <thead>
             <tr>
-                <td>${user.id}</td>
-                <td>${user.username}</td>
-                <td>${user.password}</td>
+                <th>ID</th>
+                <th>用户名</th>
+                <th>手机号</th>
+                <th>身份标识</th>
+                <th>Actions</th>
             </tr>
-        </c:forEach>
+        </thead>
+        <tbody>
+            <c:forEach var="user" items="${userList}">
+                <tr>
+                    <td>${user.id}</td>
+                    <td>${user.username}</td>
+                    <td>${user.phone}</td>
+                    <td>${user.admin}</td>
+                    <td>
+                        <a href="/edituser?id=${user.id}">Edit</a> |
+                        <a href="/deleteuser?id=${user.id}">Delete</a>
+                    </td>
+                </tr>
+            </c:forEach>
+        </tbody>
     </table>
-    <br>
-    当前第 ${currentPage} 页，共 ${totalPages} 页
-    <div class="pagination-container">
-        ${pageLinks}
-    </div>
+    <br/>
+    <!-- <a href="/adduser">Add New user</a> -->
 </body>
-</html>
\ No newline at end of file
+</html>