Environment and Version Description

Go to gitee Open source everyone project renren-generator project

https://gitee.com/renrenio/renren-generator
git clone https://gitee.com/renrenio/renren-generator

Delete the inside .git Folder in your project , The areas that need to be modified are ：

1、 stay gulimall-common Introduction in renren-generator module

2、 modify generator.properties Medium moduleName and tablePrefix

3、 modify application.yml The name of the database connected in

4、 start-up renren-generator project

Visit the target page ：http://localhost/#main.html

5、 Select the table , Generate entity class code directly

6、 In the generated code main The folder is directly copied in the corresponding project src/main Next

Other order modules , Membership module , The warehouse modules are modeled like this in turn .
stay Test Written in the module CRUD operation , Check whether the database access is normal

package com.atguigu.gulimall.product;

import com.atguigu.gulimall.product.entity.BrandEntity;
import com.atguigu.gulimall.product.service.BrandService;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.segments.MergeSegments;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;

import java.util.List;


@SpringBootTest
class GulimallProductApplicationTests {
    

    @Autowired
    BrandService brandService;
    @Test
    void contextLoads() {
    
//        BrandEntity brandEntity = new BrandEntity();
//        brandEntity.setBrandId(1L);
//        brandEntity.setName(" Apple ");
//        brandEntity.setDescript("Apple");

//        brandEntity.setName(" Huawei ");
//        brandService.save(brandEntity);
//        System.out.println(" Saved successfully ");

//        brandService.updateById(brandEntity);

        List<BrandEntity> list = brandService.list(new QueryWrapper<BrandEntity>().eq("brand_id", 1L));
        list.forEach((item)->{
    
            System.out.println(item);
        });
    }

}

【 pit 1】
In the last gulimall-ware An error is reported in the module ： Unable to load main class

 error :  Cannot find or load main class  com.atguigu.gulimall.ware.GulimallWareApplication

resolvent ：maven ===> clean ===> compile

【 pit 2】
Report errors ： Can't find factorybean, Injection failed , yes lombok=1.18.4 Version of is too low , Mismatch . It is suggested to change to the following version

<lombok.version>1.18.14</lombok.version>