java从文件中读取字符串

从文件中读取字符串

ArrayList<String> s=new ArrayList<String>();
	    try {
			File file=new File(fileName);
			InputStreamReader input=new InputStreamReader(new FileInputStream(file));
			BufferedReader bf=new BufferedReader(input);//按行读入
			String line;
			while((line=bf.readLine())!=null)
			{
				s.add(line);
			}
			bf.close();
			input.close();
		} catch (Exception e) {
			e.printStackTrace();
		}//从文件中按行读入