public static void start(String testId) {
        if ((task == null || task.isDone()) & !testId.isEmpty()) {
            final TestInfoChecker testInfoChecker = new TestInfoChecker(testId);
            task = scheduler.scheduleAtFixedRate(testInfoChecker, 0, 30, TimeUnit.SECONDS);
            BmLog.info("TestInfoController is started with test.id=" + testId);
        }
    }