public void doBeforeLimit(String appId, String api) {
    for (int i = 0; i < interceptors.size(); i++) {
      interceptors.get(i).beforeLimit(appId, api);
    }
  }
The interceptor chain which contains all installed interceptors.
This class is not thread-safe.
src/main/java/com/eudemon/ratelimiter/Interceptor/RateLimiterInterceptorChain.java