Fix wrong if statement in Redis.md

xianglinhe · Jan 5, 2020 · 68151d9 · 68151d9
1 parent 191c618
commit 68151d9
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/docs/database/Redis/Redis.md b/docs/database/Redis/Redis.md
@@ -304,7 +304,7 @@ public Object getObjectInclNullById(Integer id) {
     // 从缓存中获取数据
     Object cacheValue = cache.get(id);
     // 缓存为空
-    if (cacheValue != null) {
+    if (cacheValue == null) {
         // 从数据库中获取
         Object storageValue = storage.get(key);
         // 缓存空对象
@@ -367,4 +367,4 @@ public Object getObjectInclNullById(Integer id) {
 
 **Java工程师必备学习资源:** 一些Java工程师常用学习资源公众号后台回复关键字 **“1”** 即可免费无套路获取。 
 
-![我的公众号](https://my-blog-to-use.oss-cn-beijing.aliyuncs.com/2019-6/167598cd2e17b8ec.png)
+![我的公众号](https://my-blog-to-use.oss-cn-beijing.aliyuncs.com/2019-6/167598cd2e17b8ec.png)