From 0ced5d2eaab38223a787aebb85a31a6f2de73eb8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=96=AF=E7=8B=82=E7=9A=84=E7=8B=AE=E5=AD=90li?=
 <15040126243@163.com>
Date: Fri, 27 May 2022 09:58:34 +0800
Subject: [PATCH] =?UTF-8?q?update=20=E4=BC=98=E5=8C=96=20oss=20=E5=9B=9E?=
 =?UTF-8?q?=E6=98=BE=E6=9F=A5=E8=AF=A2=20=E4=BD=BF=E7=94=A8=20redis=20?=
 =?UTF-8?q?=E7=BC=93=E5=AD=98?=
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---
 .../system/service/impl/SysOssServiceImpl.java  | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysOssServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysOssServiceImpl.java
index 28bee3d2..03a6cfca 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysOssServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysOssServiceImpl.java
@@ -1,5 +1,6 @@
 package com.ruoyi.system.service.impl;
 
+import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -7,6 +8,8 @@ import com.ruoyi.common.core.domain.PageQuery;
 import com.ruoyi.common.core.page.TableDataInfo;
 import com.ruoyi.common.exception.ServiceException;
 import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.redis.RedisUtils;
+import com.ruoyi.oss.constant.OssConstant;
 import com.ruoyi.oss.core.OssClient;
 import com.ruoyi.oss.entity.UploadResult;
 import com.ruoyi.oss.factory.OssFactory;
@@ -20,6 +23,8 @@ import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.io.IOException;
+import java.time.Duration;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
@@ -44,7 +49,17 @@ public class SysOssServiceImpl implements ISysOssService {
 
     @Override
     public List<SysOssVo> listByIds(Collection<Long> ossIds) {
-        return baseMapper.selectVoById(ossIds);
+        List<SysOssVo> list = new ArrayList<>();
+        for (Long id : ossIds) {
+            String key = OssConstant.SYS_OSS_KEY + id;
+            SysOssVo vo = RedisUtils.getCacheObject(key);
+            if (ObjectUtil.isNull(vo)) {
+                vo = baseMapper.selectVoById(id);
+                RedisUtils.setCacheObject(key, vo, Duration.ofDays(30));
+            }
+            list.add(vo);
+        }
+        return list;
     }
 
     private LambdaQueryWrapper<SysOss> buildQueryWrapper(SysOssBo bo) {