From 83496eec1365c867a6dbf0e24a546935f106ce0a Mon Sep 17 00:00:00 2001
From: kaiyu <404897439@qq.com>
Date: Mon, 18 Oct 2021 14:35:33 +0800
Subject: [PATCH] screen-aqi            修改实施界面空指针异常Bug

---
 screen-api/src/main/java/com/moral/api/mapper/DeviceMapper.java |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/screen-api/src/main/java/com/moral/api/mapper/DeviceMapper.java b/screen-api/src/main/java/com/moral/api/mapper/DeviceMapper.java
index f49f9df..589c2e8 100644
--- a/screen-api/src/main/java/com/moral/api/mapper/DeviceMapper.java
+++ b/screen-api/src/main/java/com/moral/api/mapper/DeviceMapper.java
@@ -1,5 +1,8 @@
 package com.moral.api.mapper;
 
+import java.util.List;
+import java.util.Map;
+
 import com.moral.api.entity.Device;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 
@@ -13,4 +16,7 @@
  */
 public interface DeviceMapper extends BaseMapper<Device> {
 
+    /*���������������������������*/
+    List<Map<String, Object>> getTrendChartData(Map<String, Object> params);
+
 }

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