com.itheima.service.impl

Class DishServiceImpl

java.lang.Object

com.baomidou.mybatisplus.extension.service.impl.ServiceImpl<DishMapper,Dish>

com.itheima.service.impl.DishServiceImpl

All Implemented Interfaces:

com.baomidou.mybatisplus.extension.service.IService<Dish>, DishService

@Service
public class DishServiceImpl
extends com.baomidou.mybatisplus.extension.service.impl.ServiceImpl<DishMapper,Dish>
implements DishService

Copyright (C), 2021-2022, 西南科技大学 FileName: DishServiceImpl Author: Lee Date: 2022/5/14 0014 9:21 Description: History:

Field Summary

Fields inherited from class com.baomidou.mybatisplus.extension.service.impl.ServiceImpl

baseMapper, entityClass, log, mapperClass

Fields inherited from interface com.baomidou.mybatisplus.extension.service.IService

DEFAULT_BATCH_SIZE

Constructor Summary

Constructors

Constructor and Description
DishServiceImpl()

Method Summary

Modifier and Type	Method and Description
com.baomidou.mybatisplus.extension.plugins.pagination.Page<DishDto>	getAll(com.baomidou.mybatisplus.extension.plugins.pagination.Page<Dish> pageInfo, Integer page, Integer pageSize, String name) 分页查询菜品信息和菜品分类(操纵两张表)
DishDto	getDishAndFlavors(Long id) 通过id回显菜品信息和口味(操纵两张表）
Boolean	saveWithFlavor(DishDto dishDto) 新增菜品同时保存口味（操纵两张表）
Boolean	updateDishAndFlavors(DishDto dishDto) 更新菜品和口味（操纵两张表） 每次更新先删除所有口味，重新插入

Methods inherited from class com.baomidou.mybatisplus.extension.service.impl.ServiceImpl

closeSqlSession, currentMapperClass, currentModelClass, executeBatch, executeBatch, executeBatch, getBaseMapper, getEntityClass, getMap, getObj, getOne, getSqlStatement, retBool, saveBatch, saveOrUpdate, saveOrUpdateBatch, sqlSessionBatch, sqlStatement, updateBatchById

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.baomidou.mybatisplus.extension.service.IService

count, count, getBaseMapper, getById, getEntityClass, getMap, getObj, getOne, getOne, ktQuery, ktUpdate, lambdaQuery, lambdaUpdate, list, list, listByIds, listByMap, listMaps, listMaps, listObjs, listObjs, listObjs, listObjs, page, page, pageMaps, pageMaps, query, remove, removeById, removeByIds, removeByMap, save, saveBatch, saveBatch, saveOrUpdate, saveOrUpdate, saveOrUpdateBatch, saveOrUpdateBatch, update, update, update, updateBatchById, updateBatchById, updateById

Constructor Detail

DishServiceImpl

public DishServiceImpl()

Method Detail

saveWithFlavor

@Transactional
public Boolean saveWithFlavor(DishDto dishDto)

新增菜品同时保存口味（操纵两张表）

Specified by:

saveWithFlavor in interface DishService

Parameters:

dishDto -

getDishAndFlavors

public DishDto getDishAndFlavors(Long id)

通过id回显菜品信息和口味(操纵两张表）

Specified by:

getDishAndFlavors in interface DishService

Parameters:

id -

Returns:

getAll

public com.baomidou.mybatisplus.extension.plugins.pagination.Page<DishDto> getAll(com.baomidou.mybatisplus.extension.plugins.pagination.Page<Dish> pageInfo,
                                                                                  Integer page,
                                                                                  Integer pageSize,
                                                                                  String name)

分页查询菜品信息和菜品分类(操纵两张表)

Specified by:

getAll in interface DishService

Parameters:

page -

pageSize -

name -

Returns:

updateDishAndFlavors

@Transactional
public Boolean updateDishAndFlavors(DishDto dishDto)

更新菜品和口味（操纵两张表） 每次更新先删除所有口味，重新插入

Specified by:

updateDishAndFlavors in interface DishService

Parameters:

dishDto -

Returns: