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2 changes: 1 addition & 1 deletion docs/java/collection/java-collection-questions-01.md
Original file line number Diff line number Diff line change
Expand Up @@ -324,7 +324,7 @@ final void checkForComodification() {

> Fail-safe systems take a different approach, aiming to recover and continue even in the face of unexpected conditions. This makes them particularly suited for uncertain or volatile environments.

该思想常运用于并发容器,最经典的实现就是`CopyOnWriteArrayList`的实现,通过写时复制的思想保证在进行修改操作时复制出一份快照,基于这份快照完成添加或者删除操作后,将`CopyOnWriteArrayList`底层的数组引用指向这个新的数组空间,由此避免迭代时被并发修改所干扰所导致并发操作安全问题,当然这种做法也存缺点即进行遍历操作时无法获得实时结果
该思想常运用于并发容器,最经典的实现就是`CopyOnWriteArrayList`的实现,通过写时复制的思想保证在进行修改操作时复制出一份快照,基于这份快照完成添加或者删除操作后,将`CopyOnWriteArrayList`底层的数组引用指向这个新的数组空间,由此避免迭代时被并发修改所干扰所导致并发操作安全问题,当然这种做法也存在缺点,即进行遍历操作时无法获得实时结果

![](https://oss.javaguide.cn/github/javaguide/java/collection/fail-fast-and-fail-safe-copyonwritearraylist.png)

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