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上传文件至 'code/springboot/newBank/src/main/java/demo/zhangjialei/controller' 

20241111提交修改
test
tangxinyuan 5 months ago
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2 changed files with 196 additions and 140 deletions
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  1. 2
      code/springboot/newBank/src/main/java/demo/zhangjialei/controller/makeNo.java
  2. 334
      code/springboot/newBank/src/main/java/demo/zhangjialei/controller/userController.java

2
code/springboot/newBank/src/main/java/demo/zhangjialei/controller/makeNo.java
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package demo; package demo.zhangjialei.controller;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.jdbc.core.JdbcTemplate;

334
code/springboot/newBank/src/main/java/demo/zhangjialei/controller/userController.java
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package demo.zhangjialei.controller; package demo.zhangjialei.controller;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController; import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequest;
import java.sql.*; import java.sql.*;
import java.text.SimpleDateFormat; import java.text.SimpleDateFormat;
import java.util.Date; import java.util.Date;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
@RestController @RestController
public class userController { public class userController {
@Autowired @Autowired
private JdbcTemplate jdbcTemplate; private JdbcTemplate jdbcTemplate;
// 查询客户信息 // 查询客户信息
@RequestMapping("/qryUser") @RequestMapping("/qryUser")
public Map<String,Object> QryUser(HttpServletRequest request){ public Map<String,Object> QryUser(HttpServletRequest request){
// 接收前端字段 // 接收前端字段
String userNo = request.getParameter("userdNo"); String userNo = request.getParameter("userdNo");
// 建立sql查询语句 // 建立sql查询语句
String sql = String.format("select * from user u where userNo = %s", userNo); String sql = String.format("select * from user u where userNo = %s", userNo);
// 使用sql语句查询并接收 // 使用sql语句查询并接收
List<Map<String,Object>> list = jdbcTemplate.queryForList(sql); List<Map<String,Object>> list = jdbcTemplate.queryForList(sql);
// 返回查询结果 // 返回查询结果
return list.get(0); return list.get(0);
// http://127.0.0.1:12709/qryUser?userdNo=0001 // http://127.0.0.1:12709/qryUser?userdNo=0001
} }
// 生成客户编号 // 生成客户编号
@RequestMapping("/userNoMake") @RequestMapping("/userNoMake")
public String makeUserNo(){ public String makeUserNo(){
// 将数据库中客户编号 +1 // 将数据库中客户编号 +1
String sql_update = String.format("update userNoMaker set userNo = userNo + 1"); String sql_update = String.format("update userNoMaker set userNo = userNo + 1");
jdbcTemplate.update(sql_update); jdbcTemplate.update(sql_update);
// 返回 +1 后的客户编号 // 返回 +1 后的客户编号
String sql_select = String.format("select userNo from userNoMaker"); String sql_select = String.format("select userNo from userNoMaker");
int No = (int) jdbcTemplate.queryForList(sql_select).get(0).get("userNo"); int No = (int) jdbcTemplate.queryForList(sql_select).get(0).get("userNo");
String userNo = String.format("%04d", No); String userNo = String.format("%04d", No);
return userNo; return userNo;
// http://localhost:12709/userNoMake // http://localhost:12709/userNoMake
}; };
// 获取当前系统时间 // 获取当前系统时间
public static String getDate() { public static String getDate() {
java.util.Date date = new Date(); java.util.Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
// 2024-10-22 12:30:30 // 2024-10-22 12:30:30
return sdf.format(date); return sdf.format(date);
} }
// 新增客户 // 新增客户
@RequestMapping("/addUser") @RequestMapping("/addUser")
public int addUser(HttpServletRequest request) throws SQLException { public int addUser(HttpServletRequest request) throws SQLException {
// 从前端获取客户输入数据 // 从前端获取客户输入数据
String passwd = request.getParameter("passwd"); // 密码 String passwd = request.getParameter("passwd"); // 密码
String userName = request.getParameter("userName"); // 姓名 String userName = request.getParameter("userName"); // 姓名
String gender = request.getParameter("gender"); // 性别 String gender = request.getParameter("gender"); // 性别
String birthday = request.getParameter("birthday"); // 生日 String birthday = request.getParameter("birthday"); // 生日
String docType = request.getParameter("docType"); // 证件类型 String docType = request.getParameter("docType"); // 证件类型
String docNo = request.getParameter("docNo"); // 证件编号 String docNo = request.getParameter("docNo"); // 证件编号
String tel = request.getParameter("tel"); // 电话号码 String tel = request.getParameter("tel"); // 电话号码
String addr = request.getParameter("addr"); // 居住地址 String addr = request.getParameter("addr"); // 居住地址
// 生成客户编号 // 生成客户编号
String userNo = makeUserNo(); String userNo = makeUserNo();
// 获取系统时间 // 获取系统时间
String date = getDate(); String date = getDate();
// 将数据添加到数据库 // 将数据添加到数据库
String sql = String.format( String sql = String.format(
"INSERT INTO newbank.user (userNo, passwd, userName, gender, birthday, docType, docNo, tel, addr, createDate) " + "INSERT INTO newbank.user (userNo, passwd, userName, gender, birthday, docType, docNo, tel, addr, createDate) " +
"VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s');", "VALUES ('%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s');",
userNo, passwd, userName, gender, birthday, docType, docNo, tel, addr, date userNo, passwd, userName, gender, birthday, docType, docNo, tel, addr, date
); );
int i = jdbcTemplate.update(sql); int i = jdbcTemplate.update(sql);
return i; return i;
// http://localhost:12709/addUser? // http://localhost:12709/addUser?
// passwd=123123&userName=Alex&gender=1&birthday=20001010&docType=身份证&docNo=123123123&tel=123123123&addr=广西桂林 // passwd=123123&userName=Alex&gender=1&birthday=20001010&docType=身份证&docNo=123123123&tel=123123123&addr=广西桂林
} }
// 修改客户信息 // 修改客户信息
@RequestMapping("/updateUserInfo") @RequestMapping("/updateUserInfo")
public int updateUserInfo(HttpServletRequest request) { public int updateUserInfo(HttpServletRequest request) {
// 获取要修改的客户编号 // 获取要修改的客户编号
String userNo = request.getParameter("userNo"); String userNo = request.getParameter("userNo");
// 获取客户输入数据 // 获取客户输入数据
// String passwd = request.getParameter("passwd"); // 密码 // String passwd = request.getParameter("passwd"); // 密码
// String userName = request.getParameter("userName"); // 姓名 // String userName = request.getParameter("userName"); // 姓名
// String gender = request.getParameter("gender"); // 性别 // String gender = request.getParameter("gender"); // 性别
// String birthday = request.getParameter("birthday"); // 生日 // String birthday = request.getParameter("birthday"); // 生日
String docType = request.getParameter("docType"); // 证件类型 String docType = request.getParameter("docType"); // 证件类型
String docNo = request.getParameter("docNo"); // 证件编号 String docNo = request.getParameter("docNo"); // 证件编号
String tel = request.getParameter("tel"); // 电话号码 String tel = request.getParameter("tel"); // 电话号码
String addr = request.getParameter("addr"); // 居住地址 String addr = request.getParameter("addr"); // 居住地址
// 更新数据 // 更新数据
String sql = String.format( String sql = String.format(
"update newbank.user set " + "update newbank.user set " +
// "passwd = '%s', " + // "passwd = '%s', " +
// "userName = '%s', " + // "userName = '%s', " +
// "gender = '%s', " + // "gender = '%s', " +
// "birthday = '%s', " + // "birthday = '%s', " +
"docType = '%s', " + "docType = '%s', " +
"docNo = '%s', " + "docNo = '%s', " +
"tel = '%s', " + "tel = '%s', " +
"addr = '%s' " + "addr = '%s' " +
"where userNo = '%s'", "where userNo = '%s'",
// passwd, userName, gender, birthday, // passwd, userName, gender, birthday,
docType, docNo, tel, addr, userNo docType, docNo, tel, addr, userNo
); );
int i = jdbcTemplate.update(sql); int i = jdbcTemplate.update(sql);
return i; return i;
// http://localhost:12709/updateUserInfo? // http://localhost:12709/updateUserInfo?
// userNo=0003&passwd=123123&userName=Alex123&gender=3&birthday=20001010&docType=身份证&docNo=123123123&tel=123123123&addr=广西来宾 // userNo=0003&passwd=123123&userName=Alex123&gender=3&birthday=20001010&docType=身份证&docNo=123123123&tel=123123123&addr=广西来宾
} }
// 客户注销
@RequestMapping("/delUser")
public int delUser(HttpServletRequest request) {
// 接收要注销得客户编号
String userNo = request.getParameter("userdNo");
// 向数据库中查询编号是否存在
String sql_sel = String.format("select * from user where userNo = %s", userNo);
List<Map<String, Object>> sel_res = jdbcTemplate.queryForList(sql_sel);
if (sel_res.size() > 0){ // 查询结果大于 1 该如何处置?
// 在数据库中删除改客户编号对应数据
String sql_del = String.format("delete from user where userNo = %s", userNo);
return jdbcTemplate.update(sql_del);
} else {
// 编号不存在 返回 0
return 0;
}
// http://localhost:12709/delUser?userNo=9900
}
// 客户登录
@RequestMapping("/userLogin")
public int userLogin(HttpServletRequest request) {
// 接收客户编号和密码
String userNo = request.getParameter("userdNo");
String passwd_input = request.getParameter("passwd");
// 向数据库中查询编号是否存在
String sql_sel = String.format("select * from user where userNo = %s", userNo);
List<Map<String, Object>> sel_res = jdbcTemplate.queryForList(sql_sel);
System.out.println(sel_res);
if (sel_res.size() != 0){
// 正确密码
String passwd_true = (String) sel_res.get(0).get("passwd");
// 判断密码是否正确
if (passwd_input.equals(passwd_true)) {
// 密码正确 登录成功
return 1;
} else {
// 密码错误 登录失败
return 0;
}
} else {
// 编号不存在
return 0;
}
// 存在安全隐患
// http://localhost:12709/userLogin?userNo=9999&passwd=123456
}
} }
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