add websocket实时发送设备数据，显示风向等信息

ZhuDongming

2020-06-22 2bc319c2c241d7646cb6805f9364cb7416edfa0a

 src/main/java/com/moral/mapper/CityMapper.java

@@ -2,9 +2,6 @@

import com.moral.common.mapper.BaseMapper;
import com.moral.entity.City;
import com.moral.entity.CityExample;
import java.util.List;
import org.apache.ibatis.annotations.Param;

public interface CityMapper extends BaseMapper<City> {
}