> For the complete documentation index, see [llms.txt](https://tuonioooo-notebook.gitbook.io/java-concurrent/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tuonioooo-notebook.gitbook.io/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi.md).

# final域内存语义

## 目录

* [final域的重排序规则](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/finalyu-de-zhong-pai-xu-gui-ze.md)
* [写final域的重排序规则](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/xie-final-yu-de-zhong-pai-xu-gui-ze.md)
* [读final域的重排序规则](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/du-final-yu-de-zhong-pai-xu-gui-ze.md)
* [final域为引用类型](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/finalyu-wei-yin-yong-lei-xing.md)
* [为什么final引用不能从构造函数内“溢出”](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/wei-shi-yao-final-yin-yong-bu-neng-cong-gou-zao-han-shu-nei-201c-yi-chu-201d.md)
* [final语义在处理器中的实现](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/finalyu-yi-zai-chu-li-qi-zhong-de-shi-xian.md)
* [JSR-133为什么要增强final的语义](/java-concurrent/di-san-zhang-java-nei-cun-mo-xing/finalyu-nei-cun-yu-yi/jsr-133wei-shi-yao-yao-zeng-qiang-final-de-yu-yi.md)

与前面介绍的锁和volatile相比，对final域的读和写更像是普通的变量访问。下面将介绍final域的内存语义。