@Override
    public void cancelTimer(long timerId) {
        vertx.cancelTimer(timerMap.remove(timerId));
    }
@see io.apiman.gateway.engine.components.IPeriodicComponent#cancelTimer(long)
gateway/platforms/vertx3/vertx3/src/main/java/io/apiman/gateway/platforms/vertx3/components/PeriodicComponentImpl.java