public Map<Integer, Map<String, Double>> getReadLine(String classPath)throws IOException,FileNotFoundException{
		Map<Integer, Map<String, Double>> classMap = new HashMap<Integer, Map<String, Double>>();
		InputStreamReader inputReader = new InputStreamReader(
				new FileInputStream(classPath), "GBK");
		BufferedReader bReader = new BufferedReader(inputReader);
		String tweet;int line = 0;
		while ((tweet = bReader.readLine()) != null) {
			classMap.put(line, splitWord(tweet));
			line++;
		}
		bReader.close();
		this.tweetLine = line;
		return classMap;
	}