mybaitsPlus
Yin Yuyang
parent
eda20169a0
commit
234bcae970
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@ -0,0 +1,23 @@
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package com.muyu.test.common;
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import com.baomidou.mybatisplus.annotation.TableField;
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import com.baomidou.mybatisplus.annotation.TableName;
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import lombok.Data;
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/**
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* @ClassName Job
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* @Description TODO
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* @Author YinYuYang
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* @Date 2024/3/24 10:33
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* Version 1.0
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*/
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@Data
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@TableName("t_job")
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public class Job {
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@TableField(exist = false)
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private Integer jobId;
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// @TableField(exist = false)
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private String jobName;
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}
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@ -0,0 +1,37 @@
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package com.muyu.test.common;
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import com.baomidou.mybatisplus.annotation.TableField;
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import com.baomidou.mybatisplus.annotation.TableId;
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import com.baomidou.mybatisplus.annotation.TableName;
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import com.fasterxml.jackson.annotation.JsonFormat;
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import lombok.Data;
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import org.springframework.format.annotation.DateTimeFormat;
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import java.util.Date;
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/**
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* @ClassName People
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* @Description TODO
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* @Author YinYuYang
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* @Date 2024/3/24 10:33
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* Version 1.0
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*/
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@Data
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@TableName("t_people")
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public class People extends Job{
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@TableId
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private Integer peopleId;
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private String peopleName;
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@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
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@JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
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private Date peopleBirth;
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private Integer jobId;
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private String peopleImg;
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private String peopleIntroduce;
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}
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@ -3,6 +3,7 @@ package com.muyu;
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import com.muyu.common.security.annotation.EnableCustomConfig;
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import com.muyu.common.security.annotation.EnableMyFeignClients;
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import com.muyu.common.swagger.annotation.EnableCustomSwagger2;
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import org.mybatis.spring.annotation.MapperScan;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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@ -10,6 +11,7 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
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@EnableCustomSwagger2
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@EnableMyFeignClients
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@SpringBootApplication
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@MapperScan(basePackages = "com.muyu.test.mapper")
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public class MuYuTestApplication {
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public static void main (String[] args) {
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SpringApplication.run(MuYuTestApplication.class, args);
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package com.muyu.test.controller;
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import com.muyu.common.core.domain.Result;
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import com.muyu.common.core.web.controller.BaseController;
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import com.muyu.common.core.web.page.TableDataInfo;
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import com.muyu.test.common.People;
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import com.muyu.test.service.PeopleService;
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import io.swagger.models.auth.In;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.web.bind.annotation.*;
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import java.util.List;
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/**
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* @ClassName PeopleController
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* @Description TODO
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* @Author YinYuYang
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* @Date 2024/3/24 10:44
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* Version 1.0
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*/
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@RestController
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@RequestMapping("/people")
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public class PeopleController extends BaseController {
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@Autowired
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private PeopleService peopleService;
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@GetMapping("/list")
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public Result<TableDataInfo<People>> list(People people) {
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List<People> list = peopleService.selectAll(people);
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return getDataTable(list);
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}
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@PostMapping("/insert")
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public Result add(@RequestBody People people){
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int i = peopleService.insert(people);
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return Result.success(i);
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}
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@PostMapping("/update")
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public Result update(@RequestBody People people){
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int i = peopleService.updatePeople(people);
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return Result.success(i);
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}
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@PostMapping("/delete/{peopleId}")
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public Result remove(@PathVariable Integer peopleId) {
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int i = peopleService.delete(peopleId);
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return Result.success(i);
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}
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}
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@ -0,0 +1,16 @@
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package com.muyu.test.mapper;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import com.muyu.test.common.People;
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import org.apache.ibatis.annotations.Select;
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import java.util.List;
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import java.util.Map;
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public interface PeopleMapper extends BaseMapper<People> {
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@Select("select * from t_people left join t_job on t_job.job_id = t_people.job_id ")
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List<People> selectAll();
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List<People> selectPeople(People people);
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}
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@ -0,0 +1,16 @@
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package com.muyu.test.service;
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import com.baomidou.mybatisplus.extension.service.IService;
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import com.muyu.test.common.People;
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import java.util.List;
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public interface PeopleService extends IService<People> {
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List<People> selectAll(People people);
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int insert(People people);
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int updatePeople(People people);
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int delete(Integer peopleId);
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}
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@ -0,0 +1,62 @@
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package com.muyu.test.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.muyu.common.core.utils.StringUtils;
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import com.muyu.common.redis.configure.RedisConfig;
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import com.muyu.test.mapper.PeopleMapper;
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import com.muyu.test.service.PeopleService;
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import com.muyu.test.common.People;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.*;
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/**
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* @ClassName PeopleImpl
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* @Description TODO
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* @Author YinYuYang
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* @Date 2024/3/24 10:44
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* Version 1.0
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*/
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@Service
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public class PeopleServiceImpl extends ServiceImpl<PeopleMapper, People>
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implements PeopleService {
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@Autowired
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private PeopleMapper peopleMapper;
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@Override
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public List<People> selectAll(People people) {
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// LambdaQueryWrapper<People> queryWrapper = new LambdaQueryWrapper<>();
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//
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// if (StringUtils.isNotEmpty(people.getPeopleName())){
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// queryWrapper.like(People::getPeopleName, people.getPeopleName());
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// }
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// if (people.getJobId() != null){
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// queryWrapper.eq(People::getJobId, people.getJobId());
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// }
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//
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// Map<String, Object> paramMap = new HashMap<>();
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// String sqlSegment = queryWrapper.getCustomSqlSegment();
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// paramMap.put("sqlSegment", sqlSegment);
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return peopleMapper.selectPeople(people);
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}
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@Override
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public int insert(People people) {
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return peopleMapper.insert(people);
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}
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@Override
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public int updatePeople(People people) {
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return peopleMapper.updateById(people);
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}
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@Override
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public int delete(Integer peopleId) {
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return peopleMapper.deleteById(peopleId);
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}
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}
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<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE mapper
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PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<!--
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1.在mybats的开发中namespace有特殊的意思，一定要是对应接口的全限定名
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通过namespace可以简历mapper.xml和接口之间的关系(名字不重要，位置不重要)
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-->
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<mapper namespace="com.muyu.test.mapper.PeopleMapper">
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<!-- 添加 -->
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<resultMap id="PeopleResult" type="com.muyu.test.common.People">
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<id property="peopleId" column="people_id" />
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<result property="peopleName" column="people_name" />
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<result property="peopleBirth" column="people_birth" />
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<result property="jobId" column="job_id" />
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<result property="peopleImg" column="people_img" />
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<result property="peopleIntroduce" column="people_introduce" />
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<result property="jobName" column="job_name" />
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</resultMap>
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<sql id="selectPeople">
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SELECT
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p.people_id,
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p.people_name,
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p.people_birth,
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p.job_id,
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p.people_img,
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p.people_introduce,
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j.job_name
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FROM
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t_people p
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LEFT JOIN t_job j ON p.job_id = j.job_id
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</sql>
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<select id="selectPeople" resultType="com.muyu.test.common.People" resultMap="PeopleResult">
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<include refid="selectPeople" />
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<where>
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<if test="peopleName != null and peopleName != ''">
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AND p.people_name like concat('%', #{peopleName}, '%')
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</if>
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<if test="jobId != null">
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AND p.job_id = #{jobId}
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</if>
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</where>
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</select>
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</mapper>
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