@Override
	public String crawl(String urlString) throws IOException {
		// TODO Auto-generated method stub
		URL url = new URL(urlString);

		conn = (HttpURLConnection) url.openConnection();
		conn.setConnectTimeout(60000);
		conn.setReadTimeout(60000);
		
		conn.connect();

		BufferedReader reader = new BufferedReader(new InputStreamReader(
				conn.getInputStream(), outputFileCharset));

		String lines = "";
		String line;
		while ((line = reader.readLine()) != null) {
			lines += line;
		}

		reader.close();
		conn.disconnect();
		return lines;
	}