如何用java按行读取文本文件？

代码如下 
 FileReader reader = new FileReader("D:\\lbhdev\\feisanWeb\\src\\265_url.txt");
  BufferedReader br = new BufferedReader(reader);
  String s1 = null;
  while((s1 = br.readLine()) != null) {
  }
 br.close();
 reader.close();