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修改笔误 #2489

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Merged
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Sep 21, 2024
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修改笔误 #2489

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3cd90b7
修改笔误
suppered Sep 19, 2024
b0cfa50
修改笔误
suppered Sep 19, 2024
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2 changes: 1 addition & 1 deletion docs/java/concurrent/java-concurrent-questions-03.md
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Expand Up @@ -93,7 +93,7 @@ Thread Name= 9 formatter = yy-M-d ah:mm

从输出中可以看出，虽然 `Thread-0` 已经改变了 `formatter` 的值，但 `Thread-1` 默认格式化值与初始化值相同，其他线程也一样。

上面有一段代码用到了创建 `ThreadLocal` 变量的那段代码用到了 Java8 的知识，它等于下面这段代码，如果你写了下面这段代码的话，IDEA 会提示你转换为 Java8 的格式(IDEA 真的不错！)。因为 ThreadLocal 类在 Java 8 中扩展，使用一个新的方法`withInitial()`，将 Supplier 功能接口作为参数。
上面用于创建 `ThreadLocal` 变量的那段代码用到了 Java8 的知识，它等于下面这段代码，如果你写了下面这段代码的话，IDEA 会提示你转换为 Java8 的格式(IDEA 真的不错！)。因为 ThreadLocal 类在 Java 8 中扩展，使用一个新的方法`withInitial()`，将 Supplier 功能接口作为参数。

```java
private static final ThreadLocal<SimpleDateFormat> formatter = new ThreadLocal<SimpleDateFormat>(){
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