hw_01/CampusServiceimp.java

package com.campus.service.imp;

import com.campus.domain.Goods;
import com.campus.domain.User;
import com.campus.mapper.CampusMapper;
import com.campus.service.CampusService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class CampusServiceimp implements CampusService {

    @Autowired
    private CampusMapper campusMapper;

    //查询用户是否存在
    @Override
    public Boolean userLogin(User user) {
        List<User> users=campusMapper.userLogin(user);
        if(!users.isEmpty())
            return true;
        else return false;
    }

    //注册新用户
    @Override
    public Boolean newUser(User user) {
        if(campusMapper.newUser(user))
            return true;
        else return false;
    }

    //更新密码
    @Override
    public Boolean userUpdate(User user) {
        if(campusMapper.userUpdate(user))
            return true;
        else return false;
    }

    //查询用户
    @Override
    public List<User> userselect(User user) {
        return campusMapper.userLogin(user);

    }

    //插入物品
    @Override
    public Boolean goodsInter(Goods goods) {
        if(campusMapper.goodsInter(goods))
            return true;
        else return false;
    }

    //更新物品
    @Override
    public Boolean goodsUpdate(Goods goods) {

        if(campusMapper.goodsUpdate(goods))
            return true;
        else return false;
    }

    //删除物品
    @Override
    public Boolean goodsDelete(Goods goods) {
        if(campusMapper.goodsDelete(goods))
            return true;
        else return false;
    }

    //查询物品
    @Override
    public List<Goods> goodsSelect(Goods goods) {
       return campusMapper.goodsSelect(goods);
    }
}