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‎note/JDK/开源项目里那些看不懂的位运算分析.md‎
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@@ -75,6 +75,7 @@ SpringCloud源码
     - [深入学习Java volatile关键字](https://github.com/coderbruis/JavaSourceLearning/blob/master/note/JDK/%E6%B7%B1%E5%85%A5%E5%AD%A6%E4%B9%A0Java%20volatile%E5%85%B3%E9%94%AE%E5%AD%97.md)
     - [深入学习Thread底层原理](https://github.com/coderbruis/JavaSourceCodeLearning/blob/master/note/JDK/%E6%B7%B1%E5%85%A5%E5%AD%A6%E4%B9%A0Thread%E5%BA%95%E5%B1%82%E6%BA%90%E7%A0%81.md)
     - [深入学习JDK1.7、8 HashMap扩容原理]()
+    - [开源项目里那些看不懂的位运算分析](https://github.com/coderbruis/JavaSourceCodeLearning/blob/master/note/JDK/%E5%BC%80%E6%BA%90%E9%A1%B9%E7%9B%AE%E9%87%8C%E9%82%A3%E4%BA%9B%E7%9C%8B%E4%B8%8D%E6%87%82%E7%9A%84%E4%BD%8D%E8%BF%90%E7%AE%97%E5%88%86%E6%9E%90.md)
 
 -   Spring源码学习
     - Spring版本：5.2.1.RELEASE
 
@@ -89,7 +89,8 @@ private static int workerCountOf(int c)  { return c & CAPACITY; }
 ```
 这里需要注意的是，runStateOf()和workerCountOf()传入的数字都是需要由：ctlOf()计算返回的，否则计算会出错。
 
-线程池位运算相关验证代码于：
+线程池位运算相关验证代码于，读者可自行测试以加强理解。
+[ThreadPoolExecutorDemo](https://github.com/coderbruis/JavaSourceCodeLearning/blob/master/JdkLearn/src/main/java/com/learnjava/concurent/ThreadPoolExecutorDemo.java)
 
 
 未完待续...