public void writeToken(String token) throws Throwable
	{
		File file = new File("token.txt");
		if (!file.exists())
		{
			file.createNewFile();
		}
		if (token == null)
		{
			file.delete();
			return;
		}
		PrintWriter bw = new PrintWriter(file);
		bw.println(token);
		bw.close();
	}