From 38a8c014912caaef6952fdeee8cf7b4a5b34ad16 Mon Sep 17 00:00:00 2001 From: prwfxgajt <3165503644@qq.com> Date: Sun, 15 Dec 2024 01:18:02 +0800 Subject: [PATCH] Update UpdateUserServlet.java --- .../train/controller/UpdateUserServlet.java | 46 ++++++++++--------- 1 file changed, 25 insertions(+), 21 deletions(-) diff --git a/src/main/java/cn/train/controller/UpdateUserServlet.java b/src/main/java/cn/train/controller/UpdateUserServlet.java index 03ad2d0..4e0e2bd 100644 --- a/src/main/java/cn/train/controller/UpdateUserServlet.java +++ b/src/main/java/cn/train/controller/UpdateUserServlet.java @@ -1,43 +1,47 @@ -package cn.train.controller; +package cn.train.controller; // 定义控制器包 -import java.io.IOException; +import java.io.IOException; // 导入IOException +import javax.servlet.ServletException; // 导入ServletException +import javax.servlet.annotation.WebServlet; // 导入@WebServlet注解 +import javax.servlet.http.HttpServlet; // 导入HttpServlet +import javax.servlet.http.HttpServletRequest; // 导入HttpServletRequest +import javax.servlet.http.HttpServletResponse; // 导入HttpServletResponse -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 cn.train.model.UserTable; // 导入UserTable模型 +import cn.train.service.UserTableService; // 导入UserTableService服务 -import cn.train.model.UserTable; -import cn.train.service.UserTableService; -@WebServlet("/UpdateUserServlet") +@WebServlet("/UpdateUserServlet") // 注册Servlet，定义访问路径为/UpdateUserServlet public class UpdateUserServlet extends HttpServlet { - + // 处理GET请求的方法 protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { - String uname=req.getParameter("name"); - int state=Integer.parseInt(req.getParameter("userstate")); - UserTableService userService=new UserTableService(); - UserTable usertable=new UserTable(); + // 从请求中获取用户名和用户状态参数 + String uname = req.getParameter("name"); + int state = Integer.parseInt(req.getParameter("userstate")); + // 创建UserTableService实例 + UserTableService userService = new UserTableService(); + // 创建UserTable对象 + UserTable usertable = new UserTable(); + // 设置UserTable对象的用户名和状态 usertable.setUname(uname); usertable.setState(state); + // 调用服务层方法更新用户信息，返回更新结果 + boolean flag = userService.updateUserTab(usertable); - boolean flag=userService.updateUserTab(usertable); - - + // 如果更新成功，转发到UserTableServlet if (flag) { req.getRequestDispatcher("UserTableServlet").forward(req, resp); - }else{ + } else { // 如果更新失败，重定向到updateuser.jsp页面 resp.sendRedirect("back/updateuser.jsp"); } } - + // 处理POST请求的方法，与GET请求处理相同 protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { - doGet(req,resp); + doGet(req, resp); // 直接调用doGet方法 } }