private static void readFile() {
		String readLine = null;
		try {
			BufferedReader bufferedReader = new BufferedReader(new FileReader(
					dataFile));
			while ((readLine = bufferedReader.readLine()) != null) {
				String[] splitContent = readLine.split(" ", 2);
				if (splitContent.length > 1)
					events.add(splitContent[1]);
				else
					events.add(splitContent[0]);
			}
			bufferedReader.close();
	
		} catch (Exception e) {
			e.printStackTrace();
		}
	}