From 779633ee344c5571985c5779468073c1ca7373bd Mon Sep 17 00:00:00 2001 From: kaiyu <404897439@qq.com> Date: Fri, 29 Oct 2021 15:24:32 +0800 Subject: [PATCH] screen-api 获取城市AQI接口 --- screen-api/src/main/java/com/moral/api/service/impl/CityAqiServiceImpl.java | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-) diff --git a/screen-api/src/main/java/com/moral/api/service/impl/CityAqiServiceImpl.java b/screen-api/src/main/java/com/moral/api/service/impl/CityAqiServiceImpl.java index be69027..e200f04 100644 --- a/screen-api/src/main/java/com/moral/api/service/impl/CityAqiServiceImpl.java +++ b/screen-api/src/main/java/com/moral/api/service/impl/CityAqiServiceImpl.java @@ -1,5 +1,6 @@ package com.moral.api.service.impl; +import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.JSONObject; import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; import com.moral.api.entity.CityAqi; @@ -8,9 +9,11 @@ import com.moral.api.mapper.ForecastMapper; import com.moral.api.service.CityAqiService; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; +import com.moral.constant.RedisConstants; import com.moral.util.DateUtils; import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.data.redis.core.RedisTemplate; import org.springframework.stereotype.Service; import org.springframework.util.ObjectUtils; @@ -36,6 +39,9 @@ @Autowired private ForecastMapper forecastMapper; + + @Autowired + private RedisTemplate redisTemplate; @Override public List<Map<String, Object>> measuredCompareForecastOfO3(Map<String, Object> params) { @@ -92,4 +98,30 @@ } return result; } + + @Override + public Map<String, Object> queryCityAqiByRegionCode(Integer regionCode) { + Map<String,Object> value = (Map<String, Object>) redisTemplate.opsForHash().get(RedisConstants.CITY_AQI,String.valueOf(regionCode)); + if(value==null) + value = queryCityAqiByRegionCodeFromDB(regionCode); + return value; + } + + /** + * @Description: ������������������������ + * @Param: [regionCode] + * @return: java.util.Map<java.lang.String,java.lang.Object> + * @Author: ��������� + * @Date: 2021/10/28 + */ + private Map<String, Object> queryCityAqiByRegionCodeFromDB(Integer regionCode) { + QueryWrapper<CityAqi> wrapper = new QueryWrapper(); + wrapper.eq("city_code",regionCode); + wrapper.orderByDesc("time"); + wrapper.last(true,"limit 1"); + CityAqi cityAqi = cityAqiMapper.selectOne(wrapper); + String value = cityAqi.getValue(); + redisTemplate.opsForHash().put(RedisConstants.CITY_AQI,regionCode,value); + return JSON.parseObject(value,Map.class); + } } -- Gitblit v1.8.0