fg电池监控平台的达梦数据库版本
whycxzp
2024-11-11 0f5f5e435cbc4c60ffad2bb84cfe8cc57ea32ddc
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package com.whyc.service;
 
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.github.pagehelper.PageInfo;
import com.whyc.dto.Response;
import com.whyc.mapper.Fbs9100ChargerstateMapper;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
 
import javax.annotation.Resource;
import java.util.List;
 
@Service
public class Fbs9100ChargerstateService {
    @Resource
    private Fbs9100ChargerstateMapper mapper;
    //获取充电机的实时信息
    @Transactional
    public Response getDataByDevId(int powerDeviceId) {
        QueryWrapper wrapper=new QueryWrapper();
        wrapper.eq("PowerDeviceId",powerDeviceId);
        wrapper.last("limit 1");
        List list=mapper.selectList(wrapper);
        PageInfo pageInfo=new PageInfo(list);
        return new Response().setII(1,list.size()>0?true:false,pageInfo,"");
    }
}