ZhouXY108/hutool
1
0
Fork 0
mirror of https://gitee.com/chinabugotech/hutool.git synced 2025-04-19 03:01:48 +08:00
Code Issues Packages Projects Releases Wiki Activity

fix bug

Browse Source
This commit is contained in:
Looly 2022-02-16 13:46:43 +08:00
parent e6ac786c54
commit 87c42f5336
2 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
CHANGELOG.md
View File

@ -10,6 +10,7 @@
* 【core 】 GenericBuilder支持Map构建（pr#540@Github）
### 🐞Bug修复
* 【cache 】 修复ReentrantCache.toString方法线程不安全问题（issue#2140@Github）
-------------------------------------------------------------------------------------------------------------
# 5.7.21 (2022-02-14)

12
hutool-cache/src/main/java/cn/hutool/cache/impl/ReentrantCache.java vendored
View File

@ -18,7 +18,7 @@ public abstract class ReentrantCache<K, V> extends AbstractCache<K, V> {
private static final long serialVersionUID = 1L;
// 一些特殊缓存，例如使用了LinkedHashMap的缓存，由于get方法也会改变Map的结构，导致无法使用读写锁
// 最优的解决方案是使用Guava的ConcurrentLinkedHashMap，此处使用简化的互斥锁
// TODO 最优的解决方案是使用Guava的ConcurrentLinkedHashMap，此处使用简化的互斥锁
protected final ReentrantLock lock = new ReentrantLock();
@Override
@ -115,6 +115,16 @@ public abstract class ReentrantCache<K, V> extends AbstractCache<K, V> {
}
}
@Override
public String toString() {
lock.lock();
try {
return super.toString();
} finally {
lock.unlock();
}
}
/**
* 移除key对应的对象
*