https://www.cnblogs.com/LBSer/p/4083131.html 实战限流（guava的RateLimiter） https://blog.csdn.net/boling_cavalry/article/details/75174486 三种常见限流算法 https://www.cnblogs.com/linjiqin/p/9707713.html 来源：oschina链接：https://my.oschina.net/u/3847203/blog/4418019 标签 Guava
