package com.boying.service.impl; import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import com.boying.entity.Barrier; import com.boying.entity.Park; import com.boying.entity.Ticket; import com.boying.mapper.ParkMapper; import com.boying.mapper.TicketMapper; import com.boying.service.ParkService; import com.boying.service.TicketService; import com.boying.util.RedisJsonUtil; import lombok.AllArgsConstructor; import org.springframework.stereotype.Service; import java.io.IOException; import java.util.List; import java.util.Map; /** * @author kdq * @version 1.0.0 * @ClassName ParkServiceImpl.java * @Description TODO * @createTime 2022年11月20日 10:35:00 */ @Service @AllArgsConstructor public class ParkServiceImpl extends ServiceImpl implements ParkService { private final ParkMapper parkMapper; private final RedisJsonUtil redisJsonUtil; @Override public int count1() { QueryWrapper wrapper = new QueryWrapper<>(); wrapper.select("IFNULL(SUM(num),0) as num"); Map map = getMap(wrapper); Integer sum = (Integer)map.get("sum"); if(sum==null){ return 0; }else{ return sum.intValue(); } } @Override public Park getOneById(Integer parkId) { Park park = null; try { park = redisJsonUtil.get("park-"+parkId, Park.class); if(park != null){ return park; }else { park = getById(parkId); redisJsonUtil.set("park-"+parkId, park); return park; } } catch (IOException e) { e.printStackTrace(); } return null; } }