- Default Methods for Interfaces
- Lambda expressions
- Functional Interfaces
- Method and Constructor References
- Lambda Scopes
- Built-in Functional Interfaces
- Optionals
- Streams
- Parallel Streams
- Maps
- Date API
- Annotations
ref
https://github.com/winterbe/java8-tutorial
https://howtodoinjava.com/java-8-tutorial/
java11
https://winterbe.com/posts/2018/09/24/java-11-tutorial/
函数式接口和lambda表达式
https://blog.csdn.net/u013041642/article/details/73521793
方法引用
https://www.cnblogs.com/xiaoxi/p/7099667.html