try {
                getUrlFilterService().addExcludeUrlFilter(sessionId, cachedExcludeSet.stream().collect(Collectors.toList()));
            } catch (final Exception e) {
                logger.warn("Failed to add exclude_urls on " + sessionId, e);
            }
            cachedExcludeSet.clear();
        }
    }

    /*
     * (non-Javadoc)
     *