新增心跳缓存

kongdeqiang

2024-03-18 ffa5f49a2bcb6311486d00777b3629538eb3e6f0

 src/main/java/com/boying/service/impl/ParkServiceImpl.java

@@ -2,15 +2,19 @@

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;

/**
@@ -24,6 +28,7 @@
@AllArgsConstructor
public class ParkServiceImpl extends ServiceImpl<ParkMapper, Park> implements ParkService {
    private final ParkMapper parkMapper;
    private final RedisJsonUtil redisJsonUtil;
    @Override
    public int count1() {
        QueryWrapper<Park> wrapper = new QueryWrapper<>();
@@ -36,4 +41,22 @@
            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;
    }
}