public void saveTopicFiles() {
		synchronized (this.topicTable) {
			for (final Entry<String, String[]> tme : this.topicTable.entrySet()) {
				debug("Saving " + TOPIC_DIR + tme.getKey() + ".topic" + "... ");
				Utils.saveStrings(TOPIC_DIR + tme.getKey() + ".topic",
						tme.getValue());
			}
		}
	}