java8

Lambda表达式https://jingyan.baidu.com/article/eb9f7b6d569699869364e8b4.html
https://blog.csdn.net/yitian_66/article/details/81010434

https://www.cnblogs.com/whuxz/p/9570613.html

https://www.jianshu.com/p/7f6933b24dc2