From aad359b99544d0e9c1e415ffa561ffac0a97529b Mon Sep 17 00:00:00 2001 From: tfxy41905428 <1771169406@qq.com> Date: Sat, 29 Jun 2024 12:19:41 +0800 Subject: [PATCH] Add hxh --- hxh | 432 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 432 insertions(+) create mode 100644 hxh diff --git a/hxh b/hxh new file mode 100644 index 0000000..b460695 --- /dev/null +++ b/hxh @@ -0,0 +1,432 @@ +user_login_jsp +<%@ page contentType="text/html;charset=UTF-8" language="java" %> +<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> + + + + + + + +
+
+
+ +
${msg }
+ + +
${failMsg }
+ +
+
+

用户登录

+
+ 用户名/邮箱 + +
+
+ 密码 + +
+
+
+
+ +
+
+
+
+
+
+
+ + + + +UserLoginServlet +package service; + +import model.User; +import service.UserService; + +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; + +@WebServlet(name = "user_login",urlPatterns = "/user_login") +public class UserLoginServlet extends HttpServlet { + private UserService uService = new UserService(); + protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + String ue = request.getParameter("ue"); + String password = request.getParameter("password"); + User user = uService.login(ue, password); + if(user==null) { + request.setAttribute("failMsg", "用户名、邮箱或者密码错误，请重新登录！"); + request.getRequestDispatcher("/user_login.jsp").forward(request, response); + }else { + request.getSession().setAttribute("user", user); + request.getRequestDispatcher("/user_center.jsp").forward(request, response); + } + } + +protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { +this.doPost(request,response); +} +} + +User +package model; + +public class User { + private int id; + private String username; + private String email; + private String password; + private String name; + private String phone; + private String address; + private boolean isadmin=false; + private boolean isvalidate=false; + public int getId() { + return id; + } + public void setId(int id) { + this.id = id; + } + public String getUsername() { + return username; + } + public void setUsername(String username) { + this.username = username; + } + public String getEmail() { + return email; + } + public void setEmail(String email) { + this.email = email; + } + public String getPassword() { + return password; + } + public void setPassword(String password) { + this.password = password; + } + @Override + public String toString() { + return "User [id=" + id + ", username=" + username + ", email=" + email + ", password=" + password + ", name=" + + name + ", phone=" + phone + ", address=" + address + ", isadmin=" + isadmin + ", isvalidate=" + + isvalidate + "]"; + } + public String getName() { + return name; + } + public void setName(String name) { + this.name = name; + } + public String getPhone() { + return phone; + } + public void setPhone(String phone) { + this.phone = phone; + } + public String getAddress() { + return address; + } + public void setAddress(String address) { + this.address = address; + } + public boolean isIsadmin() { + return isadmin; + } + public void setIsadmin(boolean isadmin) { + this.isadmin = isadmin; + } + public boolean isIsvalidate() { + return isvalidate; + } + public void setIsvalidate(boolean isvalidate) { + this.isvalidate = isvalidate; + } + public User(int id, String username, String email, String password, String name, String phone, String address, + boolean isadmin, boolean isvalidate) { + super(); + this.id = id; + this.username = username; + this.email = email; + this.password = password; + this.name = name; + this.phone = phone; + this.address = address; + this.isadmin = isadmin; + this.isvalidate = isvalidate; + } + public User( String username, String email, String password, String name, String phone, String address) { + this.username = username; + this.email = email; + this.password = password; + this.name = name; + this.phone = phone; + this.address = address; + this.isadmin = false; + this.isvalidate = false; + } + public User() { + super(); + } + +} + +user_register +<%@ page contentType="text/html;charset=UTF-8" language="java" %> +<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> + + + + + + + +
+
+
+ + +
${msg }
+ +
+
+

注册新用户

+
+ 用户名 + +
+
+ 邮箱 + +
+
+ 密码 + +
+
+ 收货人 + +
+
+ 收货电话 + +
+
+ 收货地址 + +
+
+
+
+ +
+
+
+
+
+
+
+ + + + +UsrService +package service; + +import dao.UserDao; +import model.Page; +import model.User; + +import java.sql.SQLException; +import java.util.List; + +public class UserService { + private UserDao uDao = new UserDao(); + public boolean register(User user) { + try { + if(uDao.isUsernameExist(user.getUsername())) { + return false; + } + if(uDao.isEmailExist(user.getEmail())) { + return false; + } + uDao.addUser(user); + return true; + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + return false; + } + +public User login(String ue,String password) { + User user=null; + try { + user = uDao.selectByUsernamePassword(ue, password); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + if(user!=null) { + return user; + } + try { + user=uDao.selectByEmailPassword(ue, password); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + if(user!=null) { + return user; + } + return null; +} +public User selectById(int id) { + User u=null; + try { + u = uDao.selectById(id); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + return u; +} +public void updateUserAddress(User user) { + try { + uDao.updateUserAddress(user); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } +} +public void updatePwd(User user) { + try { + uDao.updatePwd(user); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } +} +public Page getUserPage(int pageNumber) { + Page p = new Page(); + p.setPageNumber(pageNumber); + int pageSize = 7; + int totalCount = 0; + try { + totalCount = uDao.selectUserCount(); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + p.SetPageSizeAndTotalCount(pageSize, totalCount); + List list=null; + try { + list = uDao.selectUserList( pageNumber, pageSize); + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + p.setList(list); + return p; +} +public boolean delete(int id ) { + try { + uDao.delete(id); + return true; + } catch (SQLException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + return false; + } +} +} + +UserDao +package dao; + +import model.User; +import org.apache.commons.dbutils.QueryRunner; +import org.apache.commons.dbutils.handlers.BeanHandler; +import org.apache.commons.dbutils.handlers.BeanListHandler; +import org.apache.commons.dbutils.handlers.ScalarHandler; +import utils.DataSourceUtils; + +import java.sql.SQLException; +import java.util.List; + +public class UserDao { + public void addUser(User user) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "insert into user(username,email,password,name,phone,address,isadmin,isvalidate) values(?,?,?,?,?,?,?,?)"; + r.update(sql,user.getUsername(),user.getEmail(),user.getPassword(),user.getName(),user.getPhone(),user.getAddress(),user.isIsadmin(),user.isIsvalidate()); + } + public boolean isUsernameExist(String username) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select * from user where username = ?"; + User u = r.query(sql, new BeanHandler(User.class),username); + if(u==null) { + return false; + }else { + return true; + } + } + public boolean isEmailExist(String email) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select * from user where email = ?"; + User u = r.query(sql, new BeanHandler(User.class),email); + if(u==null) { + return false; + }else { + return true; + } + } + public User selectByUsernamePassword(String username,String password) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select * from user where username=? and password=?"; + return r.query(sql, new BeanHandler(User.class),username,password); + } + public User selectByEmailPassword(String email,String password) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select * from user where email=? and password=?"; + return r.query(sql, new BeanHandler(User.class),email,password); + } + public User selectById(int id) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select * from user where id=?"; + return r.query(sql, new BeanHandler(User.class),id); + } + +public void updateUserAddress(User user) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql ="update user set name = ?,phone=?,address=? where id = ?"; + r.update(sql,user.getName(),user.getPhone(),user.getAddress(),user.getId()); +} +public void updatePwd(User user) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql ="update user set password = ? where id = ?"; + r.update(sql,user.getPassword(),user.getId()); +} +public int selectUserCount() throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select count(*) from user"; + return r.query(sql, new ScalarHandler()).intValue(); +} +public List selectUserList(int pageNo, int pageSize) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "select * from user limit ?,?"; + return r.query(sql, new BeanListHandler(User.class), (pageNo-1)*pageSize,pageSize ); +} +public void delete(int id) throws SQLException { + QueryRunner r = new QueryRunner(DataSourceUtils.getDataSource()); + String sql = "delete from user where id = ?"; + r.update(sql,id); +} +} \ No newline at end of file