1. pox.xml

  <parent>
    <artifactId>spring-boot-starter-parent</artifactId>
    <groupId>org.springframework.boot</groupId>
    <version>3.3.4</version>
  </parent>

    <!--  web起步依赖  -->
    <dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter-web</artifactId>
    </dependency>

    <!--  sqlserver，完全成功  -->
    <dependency>
      <groupId>com.microsoft.sqlserver</groupId>
      <artifactId>mssql-jdbc</artifactId>
      <version>8.4.1.jre8</version>
    </dependency>

    <!--  mybatis  -->
    <dependency>
      <groupId>org.mybatis.spring.boot</groupId>
      <artifactId>mybatis-spring-boot-starter</artifactId>
      <version>3.0.3</version>
    </dependency>

2. application.yml

#使用Microsoft官方的SQL Server JDBC驱动连接
spring:
  datasource:
    driver-class-name: com.microsoft.sqlserver.jdbc.SQLServerDriver
    url: jdbc:sqlserver://127.0.0.1:1433;DatabaseName=******
    password: ******
    username: sa

3.1 Mapper

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="org.******.mapper.UserMapper">
    <!--上方alt+ctrl+空格调出提示，必须是对应接口的全类名-->
    <!--动态SQL-->
    <select id="userInfo" resultType="org.******.pojo.User">
        select row_id,user_id,username,password,pinyin,sex,id_card,education,school,phone,we_chat,email,user_level,job,department,his_code,avatar,create_time,role,creator
        from userinfo
        <where>
            <if test="userId!=null">
                user_id=#{userId}
            </if>
            <if test="username!=null">
                and username=#{username}
            </if>
            and 1=1
        </where>
    </select>
    
</mapper>

3.2 Mapper

package org.******.mapper;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.******.pojo.User;

@Mapper
public interface UserMapper {
    
    //映射配置文件,可以从官网或百度搜索获取，与mapper接口目录和文件名要保持一致
    User userInfo(String userId, String username);
}

4. Controller

package org.******.Controller;

import org.******.pojo.Result;
import org.******.pojo.User;
import org.******.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;

    @PostMapping("/info")
    public Result<User> userinfo() {
        String userId = "001";
        String username = "测试1";

        User u = userService.userInfo(userId,username);
        if (u==null){
            return Result.error("根据提供条件没有查到信息。");
        }else {
            return Result.success(u);
        }
    }

}

5.1 Service

package org.******.service;

import org.******.pojo.User;

public interface UserService {
    User userInfo(String userId, String username);
}

5.2 Service

package org.******.service.impl;

import org.******.mapper.UserMapper;
import org.******.pojo.User;
import org.******.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class UserServiceImpl implements UserService {

    @Autowired
    private UserMapper userMapper;

    @Override
    public User userInfo(String userId, String username) {
        User u = userMapper.userInfo(userId,username);
        return u;
    }
}

6. pojo

package org.healthsystem.pojo;



import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonIgnore;
import jakarta.validation.constraints.Email;
import jakarta.validation.constraints.NotEmpty;
import jakarta.validation.constraints.NotNull;
import jakarta.validation.constraints.Pattern;
import lombok.Data;

import java.time.LocalDateTime;

//lombok 在编译阶段，为实体类自动生成setter getter toString
//pom文件引入依赖 在实体类上添加注解
@Data
public class User {
//    @NotNull
    private Integer rowId;//主键ID
//    @NotNull
    private Integer userId;//用户ID

    private String username;//用户名
    @JsonIgnore //让springmvc把当前对象转化成json字符串的时候，忽略password，最终的字符串中就没有password这个属性了
    private String password;//密码

//    @NotEmpty
//    @Pattern(regexp = "^\\S{1,10}$")
    private String pinyin;//拼音
    private String sex;
    private String idCard;
    private String education;
    private String school;
    private String phone;
    private String weChat;

//    @NotEmpty
//    @Email
    private String email;//邮箱
    private String userLevel;
    private String job;
    private String department;
    private String hisCode;
    private String avatar;//用户头像地址
    private String role;

    private LocalDateTime createTime;//创建时间
    private String creator;//创建者
}