From b8a05e777e760e1937258544da1494b2d93055d0 Mon Sep 17 00:00:00 2001
From: lizijie <lzjiiie@163.com>
Date: Thu, 17 Dec 2020 15:51:06 +0800
Subject: [PATCH] UV风向工具类修改,根据时间段获取五分钟数据

---
 src/main/java/com/moral/service/impl/HistoryServiceImpl.java |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/main/java/com/moral/service/impl/HistoryServiceImpl.java b/src/main/java/com/moral/service/impl/HistoryServiceImpl.java
index 40556d1..08137c7 100644
--- a/src/main/java/com/moral/service/impl/HistoryServiceImpl.java
+++ b/src/main/java/com/moral/service/impl/HistoryServiceImpl.java
@@ -407,7 +407,8 @@
         Map<String, Object> map = historyMapper.getAVGValueByMacAndTimeslot(mac, startTime, endTime, timeUnits);
         Map<String, Object> returnMap = new HashMap<>();
         if (ObjectUtils.isEmpty(map) || map.isEmpty()) {
-            returnMap.put("AQI", "N/V");
+             returnMap.put("AQI", "N/V");
+             return returnMap;
         } else {
             Map<String, Double> AQIMap = new HashMap<>();
             for (Map.Entry<String, Object> entry : map.entrySet()) {

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