> For the complete documentation index, see [llms.txt](https://ldbmcs.gitbook.io/java/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ldbmcs.gitbook.io/java/xi-tong-she-ji-5.md).

# 系统设计

- [DDD](https://ldbmcs.gitbook.io/java/xi-tong-she-ji-5/ddd.md)
- [从三明治到六边形](https://ldbmcs.gitbook.io/java/xi-tong-she-ji-5/ddd/cong-san-ming-zhi-dao-liu-bian-xing.md)