@Override
                public void run() {
                    while (!stop) {
                        if (rateLimiter.tryAcquire(1)) {
                            okNum.incrementAndGet();
                        } else {
                            blockNum.incrementAndGet();
                        }
                    }
                }
@author Robert HG (254963746@qq.com) on 3/16/16.
lts-core/src/test/java/com/github/ltsopensource/core/commons/concurrent/limiter/RateLimiterTest.java