package com.whyc.service;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.whyc.mapper.DeviceStateMapper;
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import com.whyc.pojo.db_ram_db.BattRtstate;
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import com.whyc.pojo.db_ram_db.DeviceState;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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@Service
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public class DeviceStateService {
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@Autowired(required = false)
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private DeviceStateMapper mapper;
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//实时获取设备信息
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public DeviceState getDevRealInfo(Integer devId) {
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QueryWrapper wrapper=new QueryWrapper();
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wrapper.eq("dev_id",devId);
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wrapper.last("limit 1");
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DeviceState dev=mapper.selectOne(wrapper);
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return dev;
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}
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}
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