final String sessionId = crawler.execute();

            // Wait for crawler to start running with polling
            long startTime = System.currentTimeMillis();
            while (crawler.crawlerContext.getStatus() != CrawlerStatus.RUNNING && System.currentTimeMillis() - startTime < 5000) {
                try {
                    Thread.sleep(50);
                } catch (InterruptedException e) {

            final String sessionId = crawler.execute();

            // Wait for crawler to start running with polling
            long startTime = System.currentTimeMillis();
            while (crawler.crawlerContext.getStatus() != CrawlerStatus.RUNNING && System.currentTimeMillis() - startTime < 5000) {
                try {
                    Thread.sleep(50);
                } catch (InterruptedException e) {

                        if (contentUpdated) {
                            log(logHelper, LogType.GET_CONTENT, crawlerContext, urlQueue);
                            // access an url
                            final long startTime = SystemUtil.currentTimeMillis();
                            responseData = client.execute(RequestDataBuilder.newRequestData()
                                    .method(urlQueue.getMethod())

                try {
                    statusSetLatch.countDown();
                    // Poll for status change instead of fixed sleep
                    long startTime = System.currentTimeMillis();
                    while (System.currentTimeMillis() - startTime < 500) {
                        if (CrawlerStatus.DONE == crawlerContext.getStatus()) {
                            successCount.incrementAndGet();