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fix: 优化

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This commit is contained in:
胥员员 2022-11-15 15:44:54 +08:00
parent 8b924446ed
commit 31b239c0c8
1 changed files with 9 additions and 2 deletions
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11
src/main/java/com/yupi/project/service/OrderService.java
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@ -1,11 +1,14 @@
package com.yupi.project.service;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.yupi.project.mapper.OrderMapper;
import com.yupi.project.model.entity.OrderDO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import java.util.List;
/**
* @author Administrator
*/
@ -14,19 +17,23 @@ public class OrderService {
@Autowired
private OrderMapper orderMapper;
@Autowired
private OrderMapper orderMapper1;
@Transactional
public void add(OrderDO order) {
// <1.1> 这里先假模假样的读取一下。读取从库
OrderDO exists = orderMapper.selectById(1);
OrderDO exists1 = orderMapper1.selectById(1);
System.out.println(exists);
System.out.println(exists1);
// <1.2> 插入订单
orderMapper.insert(order);
// <1.3> 这里先假模假样的读取一下。读取主库
exists = orderMapper.selectById(1);
System.out.println(exists);
List<OrderDO> orderDOList = orderMapper.selectList(new LambdaQueryWrapper<OrderDO>().eq(OrderDO::getUserId, 10));
System.out.println(orderDOList);
}
public OrderDO findById(Integer id) {